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TWI858210B - Water vapor treatment device and water vapor treatment method, substrate treatment system, and dry etching method - Google Patents

Water vapor treatment device and water vapor treatment method, substrate treatment system, and dry etching method
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TWI858210B
TWI858210BTW109146121ATW109146121ATWI858210BTW I858210 BTWI858210 BTW I858210BTW 109146121 ATW109146121 ATW 109146121ATW 109146121 ATW109146121 ATW 109146121ATW I858210 BTWI858210 BTW I858210B
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opening
water vapor
chamber
upper chamber
aforementioned
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TW202143368A (en
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若林孝徳
伊藤毅
依田悠
神戶喬史
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日商東京威力科創股份有限公司
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Translated fromChinese

[課題]提供針對已實施了基於處理氣體的處理之基板,可以在高生產性之狀態下進行水蒸氣處理的水蒸氣處理裝置及水蒸氣處理方法。[解決手段]水蒸氣處理裝置係具備:上下堆疊的上腔室和下腔室;及隔離器,其介於前述上腔室和前述下腔室與第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門;前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口與前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣之氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部。[Topic] To provide a steam treatment device and a steam treatment method that can perform steam treatment on a substrate that has been treated with a treatment gas at a high productivity.[Solution] The water vapor treatment device comprises: an upper chamber and a lower chamber stacked up and down; and an isolator, which is between the upper chamber, the lower chamber and the first gate, and is connected to the upper chamber, the lower chamber, and the first gate; the upper chamber has a first opening, the lower chamber has a second opening, the isolator has a third opening and a fourth opening respectively connected to the first opening and the second opening, the third opening and the fourth opening are respectively connected to the fifth opening and the sixth opening of the first gate, the upper chamber and the lower chamber are connected to a common or individual water vapor vaporizer, and the isolator has a first temperature regulating portion around the third opening, and a second temperature regulating portion around the fourth opening.

Description

Translated fromChinese
水蒸氣處理裝置及水蒸氣處理方法、基板處理系統、以及乾蝕刻方法Water vapor treatment device and water vapor treatment method, substrate treatment system, and dry etching method

本揭示關於水蒸氣處理裝置與水蒸氣處理方法、基板處理系統、以及乾蝕刻方法。The present invention discloses a water vapor processing device and a water vapor processing method, a substrate processing system, and a dry etching method.

專利文獻1揭示連接到藉由鹵素類氣體之電漿對被處理體實施處理的被處理體處理室,且具備對內部之被處理體供給高溫水蒸氣的高溫水蒸氣供給裝置之大氣搬送室。依據專利文獻1揭示之大氣搬送室,可以促進反應生成物中之鹵素之還原,促進反應生成物之分解。[先前技術文獻][專利文獻]Patent document 1 discloses an atmosphere transfer chamber connected to a treatment chamber for treating a treatment object by plasma of a halogen-based gas, and having a high-temperature steam supply device for supplying high-temperature steam to the treatment object inside. According to the atmosphere transfer chamber disclosed inpatent document 1, the reduction of halogens in reaction products can be promoted, and the decomposition of reaction products can be promoted.[Prior art document][Patent document]

[專利文獻1]特開2006-261456號公報[Patent Document 1] Japanese Patent Application No. 2006-261456

[發明所欲解決的課題][The problem that the invention is trying to solve]

本揭示提供針對已實施了基於處理氣體的處理之基板,可以在高生產性之狀態下進行水蒸氣處理的水蒸氣處理裝置及水蒸氣處理方法、基板處理系統、以及乾蝕刻方法。[解決課題的手段]The present disclosure provides a water vapor treatment device and a water vapor treatment method, a substrate treatment system, and a dry etching method that can perform water vapor treatment under high productivity on a substrate that has been treated with a treatment gas.[Means for Solving the Problem]

本揭示之一態樣的水蒸氣處理裝置,係藉由水蒸氣針對已實施了基於處理氣體的處理之基板進行處理,並且經由搬送裝置具有的第一閘門在與前述搬送裝置之間進行前述基板之傳遞的水蒸氣處理裝置,該水蒸氣處理裝置具有:上下堆疊的上腔室和下腔室;及隔離器,其介於前述上腔室和前述下腔室與前述第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門;前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口與前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣之氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部。[發明效果]One aspect of the present disclosure is a water vapor treatment device, which processes a substrate that has been treated with a treatment gas by water vapor, and transfers the substrate between the transfer device and the transfer device through a first gate of the transfer device. The water vapor treatment device has: an upper chamber and a lower chamber stacked up and down; and an isolator, which is between the upper chamber and the lower chamber and the first gate, and is connected to the upper chamber, the lower chamber, and the first gate; The upper chamber has a first opening, the lower chamber has a second opening, the isolator has a third opening and a fourth opening respectively connected to the first opening and the second opening, the third opening and the fourth opening are respectively connected to the fifth opening and the sixth opening of the first gate,the upper chamber and the lower chamber are connected to a common or individual vaporizer of water vapor,the isolator has a first temperature control part around the third opening, and a second temperature control part around the fourth opening.[Effect of the invention]

依據本揭示,針對已實施了基於處理氣體的處理之基板,可以在高生產性之狀態下進行水蒸氣處理。According to the present disclosure, a water vapor treatment can be performed with high productivity on a substrate that has been subjected to a treatment gas-based treatment.

以下,參照圖面說明本揭示之實施形態的水蒸氣處理裝置及水蒸氣處理方法以及基板處理系統。此外,本說明書及圖面中,實質上相同的構成要素附加相同的符號並省略重複的說明。Hereinafter, the water vapor treatment device, water vapor treatment method and substrate treatment system of the embodiment of the present disclosure will be described with reference to the drawings. In addition, in the present specification and drawings, substantially the same components are given the same symbols and repeated descriptions are omitted.

[實施形態]<應用了After treatment處理的薄膜電晶體之一例>首先,參照圖1至圖3說明藉由本揭示之實施形態的水蒸氣處理裝置實施After treatment處理的薄膜電晶體之一例。此處,圖1係表示應用了實施形態的水蒸氣處理裝置的After treatment處理的薄膜電晶體之一例的縱剖面圖。此外,圖2係表示蝕刻處理後之電極附近之狀態的示意圖,圖3係表示After treatment處理後之電極附近之狀態的示意圖。[Implementation form]<An example of a thin film transistor subjected to after-treatment>First, an example of a thin film transistor subjected to after-treatment using a water vapor treatment device according to an implementation form of the present disclosure will be described with reference to FIGS. 1 to 3. Here, FIG. 1 is a longitudinal cross-sectional view of an example of a thin film transistor subjected to after-treatment using a water vapor treatment device according to an implementation form. In addition, FIG. 2 is a schematic diagram showing a state near an electrode after etching, and FIG. 3 is a schematic diagram showing a state near an electrode after after-treatment.

液晶顯示裝置(Liquid Crystal Display:LCD)等之平板顯示器(Flat Panel Display:FPD)使用的例如薄膜電晶體(Thin Film Transistor:TFT)被形成在玻璃基板等之基板G之上。具體言之為,藉由在基板G之上實施閘極電極或閘極絶緣膜、半導體層等之圖案化並依序堆疊來形成TFT。此外,FPD用基板之平面尺寸隨著世代之推移而大規模化,基板處理系統500(參照圖4)處理的基板G之平面尺寸例如至少包含從第6世代之1500mm×1800mm左右之尺寸至第10.5世代之3000mm×3400mm左右之尺寸。此外,基板G之厚度為0.2mm至數mm左右。For example, thin film transistors (TFTs) used in flat panel displays (FPDs) such as liquid crystal displays (LCDs) are formed on substrates G such as glass substrates. Specifically, TFTs are formed by patterning gate electrodes or gate insulating films, semiconductor layers, etc. on substrate G and stacking them in sequence. In addition, the planar dimensions of FPD substrates are becoming larger with each generation, and the planar dimensions of substrates G processed by substrate processing system 500 (see FIG. 4 ) range from about 1500 mm×1800 mm for the 6th generation to about 3000 mm×3400 mm for the 10.5th generation, for example. In addition, the thickness of substrate G is about 0.2 mm to several mm.

圖1係表示通道蝕刻型之底閘極型結構之TFT。圖示的TFT,係在玻璃基板G(基板之一例)上形成閘極電極P1,在其上形成由SiN膜等構成的閘極絶緣膜F1,此外,在其之上層堆疊表面被n+摻雜的a-Si或氧化物半導體之半導體層F2。在半導體層F2之上層側形成金屬膜,該金屬膜被蝕刻,藉此而形成源極電極P2(電極之一例)與汲極電極P3(電極之一例)。FIG1 shows a TFT of a channel-etched bottom-gate structure. The TFT shown in the figure has a gate electrode P1 formed on a glass substrate G (an example of a substrate), a gate insulating film F1 composed of a SiN film or the like formed thereon, and a semiconductor layer F2 of a-Si or an oxide semiconductor whose surface is n+ doped is stacked thereon. A metal film is formed on the upper layer side of the semiconductor layer F2, and the metal film is etched to form a source electrode P2 (an example of an electrode) and a drain electrode P3 (an example of an electrode).

形成源極電極P2與汲極電極P3之後,對n+摻雜的半導體層F2的表面進行蝕刻,形成TFT中的通道部。接著,為了保護表面而形成例如由SiN膜形成的鈍化膜(未圖示)。接著,經由形成在鈍化膜的表面的接觸孔使源極電極P2或汲極電極P3連接到ITO(Indium Tin Oxide)等之未圖示之透明電極,該透明電極連接到驅動電路或驅動電極,藉此而形成FPD。此外,除了圖示例之底閘極型結構之TFT以外,還有頂閘極型結構之TFT等。After forming the source electrode P2 and the drain electrode P3, the surface of the n+ doped semiconductor layer F2 is etched to form the channel portion of the TFT. Next, a passivation film (not shown) such as a SiN film is formed to protect the surface. Next, the source electrode P2 or the drain electrode P3 is connected to an unillustrated transparent electrode such as ITO (Indium Tin Oxide) through a contact hole formed on the surface of the passivation film, and the transparent electrode is connected to a driving circuit or a driving electrode, thereby forming an FPD. In addition, in addition to the bottom gate type TFT shown in the example, there are also top gate type TFTs.

圖示的TFT中,作為用來形成源極電極P2與汲極電極P3的金屬膜可以使用例如包含Al的多層結構之金屬膜(多層金屬膜)。更具體言之為,可以使用從下層側依序堆疊有鈦(Ti)膜、鋁(Al)膜、鈦膜的Ti/Al/Ti結構之金屬膜或從下層側依序堆疊有鉬(Mo)膜、鋁膜、鉬膜的Mo/Al/Mo結構之金屬膜等。如圖1所示,例如在Ti/Al/Ti結構之金屬膜的表面圖案化阻劑膜F3。針對該金屬膜使用氯氣(Cl2)或三氯化硼(BCl3)、四氯化碳(CCl4)等氯系之蝕刻氣體(鹵素類之蝕刻氣體)之任一種氣體,或混合了彼等中之至少二種以上的混合氣體進行乾蝕刻處理。藉由該乾蝕刻處理形成源極電極P2與汲極電極P3。此外,使用Mo/Al/Mo結構之金屬膜之情況下,除了可以使用上述氯系之蝕刻氣體以外,針對鉬膜亦可以使用六氟化硫(SF6)等之氟系之蝕刻氣體進行乾蝕刻處理。In the illustrated TFT, a metal film having a multi-layer structure (multi-layer metal film) containing, for example, Al can be used as a metal film for forming a source electrode P2 and a drain electrode P3. More specifically, a metal film having a Ti/Al/Ti structure in which a titanium (Ti) film, an aluminum (Al) film, and a titanium film are stacked in sequence from the lower layer side, or a metal film having a Mo/Al/Mo structure in which a molybdenum (Mo) film, an aluminum film, and a Molybdenum film are stacked in sequence from the lower layer side can be used. As shown in FIG. 1 , for example, a resist film F3 is patterned on the surface of the metal film having the Ti/Al/Ti structure. The metal film is subjected to dry etching using any one of chlorine (Cl2 ) or chlorine-based etching gases (halogen-based etching gases) such as boron trichloride (BCl3 ) and carbon tetrachloride (CCl4 ), or a mixed gas of at least two of them. The source electrode P2 and the drain electrode P3 are formed by the dry etching process. In addition, when a metal film of a Mo/Al/Mo structure is used, in addition to the above-mentioned chlorine-based etching gas, a fluorine-based etching gas such as sulfur hexafluoride (SF6 ) can also be used for dry etching of a molybdenum film.

如上所述,由於使用氯系之蝕刻氣體來進行源極電極P2或汲極電極P3之圖案化時,如圖2所示,氯(Cl)有可能附著在阻劑膜F3。此外,在已蝕刻的金屬膜即電極P2(P3)上亦有可能附著氯或氯與鋁之化合物亦即氯化鋁(氯系化合物)。若將附著有氯的狀態之TFT為了之後之阻劑膜F3之剝離而進行大氣搬送時,阻劑膜F3或電極P2(P3)上附著的氯與大氣中之水分起反應而生成鹽酸,有可能成為導致電極P2(P3)之腐蝕的因素。此處,作為後處理雖可以利用四氟化碳(CF4)與氧(O2)之混合氣體生成的電漿來處理基板G,並除去氯的方法,但是若使用SiN膜作為金屬膜之底層膜時,該後處理時SiN膜有可能被刮擦。此外,金屬膜由Mo/Al/Mo構成時,該後處理時鉬膜被刮擦,而在鉬膜有可能產生底切(undercut)。As described above, when the source electrode P2 or the drain electrode P3 is patterned using a chlorine-based etching gas, chlorine (Cl) may adhere to the resist film F3 as shown in FIG2. In addition, chlorine or a compound of chlorine and aluminum, i.e., aluminum chloride (chlorine-based compound), may also adhere to the etched metal film, i.e., the electrode P2 (P3). If the TFT with chlorine attached is transported in the atmosphere in order to subsequently peel off the resist film F3, the chlorine attached to the resist film F3 or the electrode P2 (P3) reacts with the moisture in the atmosphere to generate hydrochloric acid, which may become a factor causing corrosion of the electrode P2 (P3). Here, as a post-treatment, although the substrate G can be treated with plasma generated by a mixed gas of carbon tetrafluoride (CF4 ) and oxygen (O2 ) to remove chlorine, if a SiN film is used as the base film of the metal film, the SiN film may be scratched during the post-treatment. In addition, when the metal film is composed of Mo/Al/Mo, the molybdenum film may be scratched during the post-treatment, and undercut may occur in the molybdenum film.

因此,本實施形態中,針對使用氯系之蝕刻氣體進行蝕刻處理而形成了電極P2(P3)之後之基板G,進行供給水蒸氣(H2O水蒸氣,非電漿水蒸氣)的水蒸氣處理(以下稱為「After treatment」)。藉由該水蒸氣處理除去電極P2(P3)上附著的氯。亦即,如圖3所示,H2O水蒸氣與電極P2(P3)上附著的氯或氯系化合物起反應而生成氯化氫(HCl),氯化氫從電極P2(P3)脫離而將氯或氯系化合物除去。該情況下,和在大氣中的氯與水分之反應不同,由於在稀薄的環境下可以快速地成為氯化氫離開空間,不會凝縮成為鹽。Therefore, in this embodiment, a water vapor treatment (hereinafter referred to as "after treatment") is performed by supplying water vapor (H2O water vapor, non-plasma water vapor) to the substrate G after the electrode P2 (P3) is formed by etching using a chlorine-based etching gas. The chlorine attached to the electrode P2 (P3) is removed by the water vapor treatment. That is, as shown in FIG3, theH2O water vapor reacts with the chlorine or chlorine-based compound attached to the electrode P2 (P3) to generate hydrogen chloride (HCl), and the hydrogen chloride is detached from the electrode P2 (P3) to remove the chlorine or chlorine-based compound. In this case, unlike the reaction between chlorine and water in the atmosphere, in a dilute environment it can quickly become hydrogen chloride and leave the air, and will not condense into salt.

<實施形態的基板處理系統>接著,參照圖4對實施形態的基板處理系統之一例進行說明。此處,圖4係表示實施形態的基板處理系統之一例的俯視圖。<Substrate processing system of the embodiment>Next, an example of a substrate processing system of the embodiment will be described with reference to FIG4. Here, FIG4 is a top view showing an example of a substrate processing system of the embodiment.

基板處理系統500為群集設備(Cluster tool),係多腔室型,構成為在真空氛圍下可以執行串列處理的系統。在基板處理系統500中,在配設於中央的俯視狀態下六角形之搬送裝置20(搬送腔室,亦稱為輸送模組)之一邊,經由閘閥12安裝有裝載鎖定腔室10。此外,在搬送裝置20的其他四邊,分別經由第二閘門22B(閘閥)安裝有四個製程腔室30A、30B、30C、30D(亦稱為製程模組)。此外,在搬送裝置20的剩餘之一邊,經由第一閘門22A(閘閥)安裝有本實施形態的水蒸氣處理裝置100(後處理腔室(After treatment chamber))。Thesubstrate processing system 500 is a cluster tool, a multi-chamber type, and is configured as a system that can perform serial processing in a vacuum atmosphere. In thesubstrate processing system 500, aloading lock chamber 10 is installed on one side of a hexagonal transfer device 20 (transfer chamber, also called a transfer module) arranged in the center in a top view through agate valve 12. In addition, fourprocess chambers 30A, 30B, 30C, and 30D (also called process modules) are installed on the other four sides of thetransfer device 20 throughsecond gates 22B (gate valves). Furthermore, on the remaining side of thetransfer device 20, the water vapor treatment device 100 (after treatment chamber) of this embodiment is installed via afirst gate 22A (gate).

以各腔室都成為同一程度之真空氛圍的方式進行控制,開啟第一閘門22A和第二閘門22B而在搬送裝置20與各腔室之間進行基板G之傳遞時,以不產生腔室間之壓力變動的方式進行調整。The vacuum atmosphere in each chamber is controlled to be the same, and when thefirst gate 22A and thesecond gate 22B are opened and the substrate G is transferred between thetransfer device 20 and each chamber, the pressure between the chambers is adjusted so as not to cause a pressure change.

裝載鎖定腔室10經由閘閥11連接到載具(未圖示),載具內收容有載置於載具載置部(未圖示)上的多片基板G。裝載鎖定腔室10構成為內部之壓力氛圍可以在常壓氛圍與真空氛圍之間切換,在與載具之間進行基板G之傳遞。Theload lock chamber 10 is connected to a carrier (not shown) via agate valve 11. The carrier contains a plurality of substrates G placed on a carrier placement portion (not shown). Theload lock chamber 10 is configured such that the pressure atmosphere inside can be switched between a normal pressure atmosphere and a vacuum atmosphere, and substrates G are transferred between the carrier and theload lock chamber 10.

裝載鎖定腔室10例如以二段堆疊,在各別的裝載鎖定腔室10內設置有保持基板G的支架14或進行基板G之位置調節的定位器13。裝載鎖定腔室10被控制為真空氛圍之後,開啟閘閥12使其與同樣被控制為真空氛圍的搬送裝置20連通,從裝載鎖定腔室10沿著X2方向將基板G傳送至搬送裝置20。Theload lock chamber 10 is stacked in two stages, for example, and asupport 14 for holding the substrate G or apositioner 13 for adjusting the position of the substrate G is provided in eachload lock chamber 10. After theload lock chamber 10 is controlled to be a vacuum atmosphere, thegate valve 12 is opened to connect it with thetransfer device 20 which is also controlled to be a vacuum atmosphere, and the substrate G is transferred from theload lock chamber 10 to thetransfer device 20 along the X2 direction.

在搬送裝置20內搭載有在圓周方向的X1方向自由旋轉,並且向各腔室側自由滑動的搬送機構21。搬送機構21將從裝載鎖定腔室10傳遞來的基板G搬送至期望之腔室,藉由開啟第一閘門22A和第二閘門22B,而將基板G傳遞至調整成為與裝載鎖定腔室10為同一程度之真空氛圍的各腔室。Thetransport device 20 is equipped with atransport mechanism 21 that can freely rotate in the circumferential direction X1 and freely slide toward the side of each chamber. Thetransport mechanism 21 transports the substrate G transferred from theload lock chamber 10 to the desired chamber, and transfers the substrate G to each chamber adjusted to the same vacuum atmosphere as theload lock chamber 10 by opening thefirst gate 22A and thesecond gate 22B.

圖示例的製程腔室30A、30B、30C、30D都是電漿處理裝置,在各腔室中都是進行使用鹵素系之蝕刻氣體(氯系之蝕刻氣體)的乾蝕刻處理。關於基板處理系統500中的基板G之處理之一連串的流程,首先,從搬送裝置20將基板G傳遞至製程腔室30A,在製程腔室30A中實施乾蝕刻處理。實施了乾蝕刻處理的基板G係被傳遞至搬送裝置20(以上,基板G係朝X3方向移動)。Theprocess chambers 30A, 30B, 30C, and 30D shown in the figure are all plasma processing devices, and dry etching using halogen etching gas (chlorine etching gas) is performed in each chamber. In a series of processes for processing substrate G insubstrate processing system 500, substrate G is first transferred fromconveyor 20 toprocess chamber 30A, and dry etching is performed inprocess chamber 30A. Substrate G subjected to dry etching is transferred to conveyor 20 (in the above, substrate G is moved in the X3 direction).

如參照圖2之上述說明,在傳遞至搬送裝置20的基板G上,係在形成在基板G的表面的源極電極P2和汲極電極P3附著有氯或氯系化合物。因此,從搬送裝置20將基板G傳遞至水蒸氣處理裝置100,在水蒸氣處理裝置100中進行基於水蒸氣處理的After treatment。藉由After treatment從電極P2(P3)除去氯或氯系化合物,並將已除去了氯等的基板G傳遞至搬送裝置20(以上,基板G係朝X7方向移動)。As described above with reference to FIG. 2 , on the substrate G transferred to theconveying device 20, chlorine or chlorine compounds are attached to the source electrode P2 and the drain electrode P3 formed on the surface of the substrate G. Therefore, the substrate G is transferred from theconveying device 20 to the watervapor treatment device 100, and the after treatment based on the water vapor treatment is performed in the watervapor treatment device 100. The chlorine or chlorine compounds are removed from the electrode P2 (P3) by the after treatment, and the substrate G from which the chlorine and the like have been removed is transferred to the conveying device 20 (the substrate G is moved in the X7 direction above).

以下,同樣地進行在搬送裝置20與製程腔室30B之間之X4方向的基板G之傳遞,進行在搬送裝置20與水蒸氣處理裝置100之間之X7方向的基板G之傳遞。此外,進行在搬送裝置20與製程腔室30C之間之X5方向的基板G之傳遞,進行在搬送裝置20與水蒸氣處理裝置100之間之X7方向的基板G之傳遞。此外,進行在搬送裝置20與製程腔室30D之間之X6方向的基板G之傳遞,進行在搬送裝置20與水蒸氣處理裝置100之間之X7方向的基板G之傳遞。Hereinafter, similarly, the substrate G is transferred in the X4 direction between thetransfer device 20 and theprocess chamber 30B, and the substrate G is transferred in the X7 direction between thetransfer device 20 and the watervapor treatment apparatus 100. In addition, the substrate G is transferred in the X5 direction between thetransfer device 20 and theprocess chamber 30C, and the substrate G is transferred in the X7 direction between thetransfer device 20 and the watervapor treatment apparatus 100. In addition, the substrate G is transferred in the X6 direction between thetransfer device 20 and theprocess chamber 30D, and the substrate G is transferred in the X7 direction between thetransfer device 20 and the watervapor treatment apparatus 100.

如上所述,基板處理系統500具有:進行使用了氯系之蝕刻氣體的乾蝕刻處理(電漿蝕刻處理)的多個蝕刻腔室;和進行基於水蒸氣處理的After treatment的水蒸氣處理裝置100。因此,構成為依據將各蝕刻腔室中的基板G之蝕刻處理,和在水蒸氣處理裝置100中的基於水蒸氣處理的After treatment設為一連串之序列的製程配方,在每個蝕刻腔室進行該序列的群集設備。在基板處理系統500中,藉由將以下詳細說明的水蒸氣處理裝置100配置為上下二段,可以形成更高生產性的群集設備。As described above, thesubstrate processing system 500 includes: a plurality of etching chambers for performing dry etching processing (plasma etching processing) using a chlorine-based etching gas; and a watervapor processing device 100 for performing after treatment based on water vapor processing. Therefore, the system is configured as a cluster device that performs the sequence in each etching chamber according to a process recipe that sets the etching processing of the substrate G in each etching chamber and the after treatment based on water vapor processing in the watervapor processing device 100 as a series of sequences. In thesubstrate processing system 500, by arranging the watervapor processing devices 100 described in detail below in two stages, a cluster device with higher productivity can be formed.

此外,各製程腔室也可以都是進行乾蝕刻處理的形態以外之形態。例如各製程腔室可以是序列地進行CVD(Chemical Vaper Deposition)處理或PVD(Physical Vaper Deposition)處理等之成膜處理、和進行蝕刻處理的形態之群集設備。此外,構成群集設備的搬送裝置的俯視形狀不限定於圖示例之六角形狀,可以適用與連接的製程腔室之數目對應的多角形狀之搬送裝置。In addition, each process chamber may be in a form other than a form for performing dry etching. For example, each process chamber may be a cluster device that sequentially performs film forming processes such as CVD (Chemical Vaper Deposition) or PVD (Physical Vaper Deposition) and etching. In addition, the top view shape of the transport device constituting the cluster device is not limited to the hexagonal shape shown in the example, and a polygonal transport device corresponding to the number of connected process chambers may be applied.

<實施形態的水蒸氣處理裝置>接著,參照圖5至圖8說明實施形態的水蒸氣處理裝置之一例。圖5係實施形態的水蒸氣處理裝置之一例之縱剖面圖。此外,圖6係表示圖5之VI-VI線的視圖,係表示上腔室和下腔室之縱剖面圖,圖7係表示圖5之VII-VII線的視圖,係表示實施形態的水蒸氣處理裝置之一例之橫剖面圖。此外,圖8係表示圖5之VIII-VIII線的視圖,係表示隔離器之縱剖面圖。<Water vapor treatment device of the embodiment>Next, an example of the water vapor treatment device of the embodiment is described with reference to FIGS. 5 to 8. FIG. 5 is a longitudinal sectional view of an example of the water vapor treatment device of the embodiment. In addition, FIG. 6 is a view taken along line VI-VI of FIG. 5, which is a longitudinal sectional view of the upper chamber and the lower chamber, and FIG. 7 is a view taken along line VII-VII of FIG. 5, which is a transverse sectional view of an example of the water vapor treatment device of the embodiment. In addition, FIG. 8 is a view taken along line VIII-VIII of FIG. 5, which is a longitudinal sectional view of the isolator.

水蒸氣處理裝置100係藉由水蒸氣對已實施了基於氯系之蝕刻氣體(處理氣體之一例)的處理的基板G進行處理的裝置。水蒸氣處理裝置100具有上下分離的上腔室110與下腔室130。The watervapor processing apparatus 100 is an apparatus for processing a substrate G that has been processed by a chlorine-based etching gas (an example of a processing gas) with water vapor. The watervapor processing apparatus 100 includes anupper chamber 110 and alower chamber 130 that are separated into upper and lower chambers.

上腔室110具有筐體111與上蓋112,且具備對基板G進行水蒸氣處理的處理空間S1。筐體111與上蓋112都是由鋁或鋁合金形成。筐體111具有俯視狀態下矩形之底板111b,和四個側壁111a。上蓋112,係和筐體111同一尺寸且呈俯視狀態下矩形,在上蓋112之下表面之外周設置有框狀之卡合凹部112a。Theupper chamber 110 has ahousing 111 and acover 112, and has a processing space S1 for performing water vapor treatment on the substrate G. Thehousing 111 and thecover 112 are both made of aluminum or aluminum alloy. Thehousing 111 has abottom plate 111b that is rectangular in a top view, and fourside walls 111a. Thecover 112 is the same size as thehousing 111 and is rectangular in a top view. A frame-shapedengaging recess 112a is provided on the outer periphery of the lower surface of thecover 112.

藉由四個側壁111a之卡合端部111c卡合到框狀之卡合凹部112a,雙方藉由固定手段(未圖示)固定。此外,上蓋112之一邊經由轉動部(未圖示)轉動自如地安裝在筐體111的側壁111a之一邊亦可。例如在對上腔室110進行維護等時,藉由從筐體111拆除上蓋112,可以進行上腔室110的內部之維護。接著,進行上腔室110的維護之後,藉由將上蓋112安裝至筐體111來形成處理空間S1,可以使上腔室110回復可以進行基板G之處理的狀態。The engaging ends 111c of the fourside walls 111a are engaged with the frame-shapedengaging recesses 112a, and both sides are fixed by a fixing means (not shown). In addition, one side of theupper cover 112 may be rotatably mounted on one side of theside wall 111a of thehousing 111 via a rotating portion (not shown). For example, when theupper chamber 110 is to be maintained, the interior of theupper chamber 110 can be maintained by removing theupper cover 112 from thehousing 111. Then, after the maintenance of theupper chamber 110 is performed, theupper cover 112 is installed in thehousing 111 to form a processing space S1, so that theupper chamber 110 can be restored to a state where the substrate G can be processed.

另一方面,下腔室130具有筐體131與下蓋132,且具備對基板G進行水蒸氣處理的處理空間S2。筐體131與下蓋132都是由鋁或鋁合金形成。筐體131具有俯視狀態下矩形之頂板131b,和四個側壁131a。下蓋132係和筐體131為同一尺寸且呈俯視狀態下矩形,在下蓋132之上表面之外周設置有框狀之卡合凹部132a。On the other hand, thelower chamber 130 has ahousing 131 and alower cover 132, and has a processing space S2 for performing water vapor treatment on the substrate G. Thehousing 131 and thelower cover 132 are both formed of aluminum or aluminum alloy. Thehousing 131 has a rectangulartop plate 131b in a top view, and fourside walls 131a. Thelower cover 132 is the same size as thehousing 131 and is rectangular in a top view, and a frame-shapedengaging recess 132a is provided on the outer periphery of the upper surface of thelower cover 132.

藉由四個側壁131a之卡合端部131c卡合到框狀之卡合凹部132a,雙方藉由固定手段(未圖示)進行固定。此外,下蓋132之一邊經由轉動部(未圖示)轉動自如地安裝在筐體131的側壁131a之一邊亦可。例如對下腔室130進行維護等時,藉由從筐體131拆除下蓋132,可以進行下腔室130的內部之維護。接著,在進行下腔室130的維護之後,藉由將下蓋132安裝到筐體131來形成處理空間S2,可以使下腔室130回復至可以進行基板G之處理的狀態。The engaging ends 131c of the fourside walls 131a are engaged with the frame-shapedengaging recesses 132a, and both sides are fixed by a fixing means (not shown). In addition, one side of thelower cover 132 may be rotatably mounted on one side of theside wall 131a of thehousing 131 via a rotating portion (not shown). For example, when thelower chamber 130 is to be maintained, the interior of thelower chamber 130 can be maintained by removing thelower cover 132 from thehousing 131. Then, after the maintenance of thelower chamber 130 is performed, thelower cover 132 is mounted on thehousing 131 to form a processing space S2, so that thelower chamber 130 can be restored to a state where the substrate G can be processed.

在下腔室130的頂板131b之上面載置有多個(圖5中為二個)隔熱構件150,在多個隔熱構件150之上載置有上腔室110。隔熱構件150具有隔熱性,係由鐵氟龍(註冊商標)或氧化鋁(Al2O3)等陶瓷、低導熱率的不鏽鋼等形成。下腔室130與上腔室110係經由隔熱構件150被上下堆疊,如以下說明,可以抑制進行了調溫控制的上腔室110或下腔室130的熱傳導至另一方之腔室。A plurality of (two in FIG. 5 )heat insulating members 150 are placed on thetop plate 131b of thelower chamber 130, and theupper chamber 110 is placed on the plurality ofheat insulating members 150. Theheat insulating member 150 has heat insulating properties and is formed of ceramics such as Teflon (registered trademark) or alumina (Al2 O3 ), stainless steel with low thermal conductivity, etc. Thelower chamber 130 and theupper chamber 110 are stacked up and down via theheat insulating member 150, and as described below, it is possible to suppress the heat transfer from theupper chamber 110 or thelower chamber 130 that is temperature controlled to the other chamber.

鋁或鋁合金製之上腔室110與下腔室130都具有足夠之熱容量。因此在基板處理系統500收容的無塵室等之環境下,即使不採取特別的隔熱措施,能夠始終保持在例如120℃左右以下的溫度。在對水蒸氣處理裝置100進行維護等時,藉由將上腔室110或下腔室130控制在小於60℃之溫度,作業員可以接觸上腔室110或下腔室130進行維護等之作業。Theupper chamber 110 and thelower chamber 130 made of aluminum or aluminum alloy have sufficient heat capacity. Therefore, in the environment of a clean room or the like where thesubstrate processing system 500 is housed, even without taking special heat insulation measures, the temperature can always be maintained at, for example, about 120°C or less. When the watervapor processing apparatus 100 is maintained, theupper chamber 110 or thelower chamber 130 is controlled at a temperature of less than 60°C, so that the operator can access theupper chamber 110 or thelower chamber 130 for maintenance or the like.

上腔室110係在搬送裝置20側之側壁具備第一開口116,具備第一開口116的側壁之端面成為第一端面115。另一方面,下腔室130係在搬送裝置20側之側壁具備第二開口136,具備第二開口136的側壁之端面成為第二端面135。Theupper chamber 110 has afirst opening 116 on the side wall of theconveyor 20 side, and the end surface of the side wall having thefirst opening 116 is afirst end surface 115. On the other hand, thelower chamber 130 has asecond opening 136 on the side wall of theconveyor 20 side, and the end surface of the side wall having thesecond opening 136 is asecond end surface 135.

在搬送裝置20具有的第一閘門22A中,在與第一開口116對應的位置處設置有第五開口23,在與第二開口136對應的位置處設置有第六開口24。在第一閘門22A中,用於開啟/關閉第五開口23的第一開關門25例如在水平方向或垂直方向滑動自如地被設置,用於開啟/關閉第六開口24的第二開關門26例如在水平方向或垂直方向滑動自如地被設置。此外,第五開口和第六開口可以是共同之一個開口(圖示例之第五開口23與第六開口24為連續的開口)。亦即,本說明書中,第五開口23與第六開口24除了圖示例的個別的開口之形態以外,亦可以是共同之開口之形態。In thefirst gate 22A of the conveyingdevice 20, afifth opening 23 is provided at a position corresponding to thefirst opening 116, and asixth opening 24 is provided at a position corresponding to thesecond opening 136. In thefirst gate 22A, a first opening and closingdoor 25 for opening/closing thefifth opening 23 is provided, for example, to slide freely in the horizontal direction or the vertical direction, and a second opening and closingdoor 26 for opening/closing thesixth opening 24 is provided, for example, to slide freely in the horizontal direction or the vertical direction. In addition, the fifth opening and the sixth opening may be a common opening (thefifth opening 23 and thesixth opening 24 in the illustrated example are continuous openings). That is, in this specification, thefifth opening 23 and thesixth opening 24 may be in the form of a common opening in addition to the individual opening forms in the illustrated example.

隔離器160介於上腔室110和下腔室130與第一閘門22A之間,經由隔離器160將上腔室110和下腔室130與第一閘門22A相互連接。Theisolator 160 is disposed between theupper chamber 110 , thelower chamber 130 , and thefirst gate 22A, and theupper chamber 110 , thelower chamber 130 , and thefirst gate 22A are connected to each other via theisolator 160 .

隔離器160為板狀構件161,係由鋁或鋁合金形成。在板狀構件161設置有與上腔室110的第一開口116和下腔室130的第二開口136分別連通的第三開口164和第四開口165。第三開口164和第四開口165分別與第一閘門22A具備的第五開口23和第六開口24連通。Theisolator 160 is a plate-shapedmember 161, which is formed of aluminum or aluminum alloy. The plate-shapedmember 161 is provided with athird opening 164 and afourth opening 165, which are respectively connected to thefirst opening 116 of theupper chamber 110 and thesecond opening 136 of thelower chamber 130. Thethird opening 164 and thefourth opening 165 are respectively connected to thefifth opening 23 and thesixth opening 24 of thefirst gate 22A.

因此,當開啟第一開關門25時第一開口116與第三開口164與第五開口23連通,成為在搬送裝置20與上腔室110之間可以進行基板G之傳遞。另一方面,當開啟第二開關門26時第二開口136與第四開口165與第六開口24連通,成為在搬送裝置20與下腔室130之間可以進行基板G之傳遞。Therefore, when thefirst door 25 is opened, thefirst opening 116 is connected to thethird opening 164 and thefifth opening 23, so that the substrate G can be transferred between thetransfer device 20 and theupper chamber 110. On the other hand, when thesecond door 26 is opened, thesecond opening 136 is connected to thefourth opening 165 and thesixth opening 24, so that the substrate G can be transferred between thetransfer device 20 and thelower chamber 130.

在上腔室110的地板面配設有用來載置基板G的第一載置台120。第一載置台120,係具備筐體111的內側之平面尺寸的板狀構件,由鋁或鋁合金形成。此外,第一載置台120由多個長條之塊狀構件形成亦可,例如可以由多個塊狀構件隔開間隙配設而形成。將載置有基板的搬送構件之構成基板支撐部的軸構件(都未圖示)收容在該間隙亦可。Afirst stage 120 for mounting the substrate G is disposed on the floor surface of theupper chamber 110. Thefirst stage 120 is a plate-shaped member having the plane dimensions of the inner side of thehousing 111, and is formed of aluminum or an aluminum alloy. In addition, thefirst stage 120 may be formed of a plurality of long block-shaped members, for example, a plurality of block-shaped members may be arranged with gaps therebetween. A shaft member (not shown) constituting a substrate support portion of a transport member on which the substrate is mounted may be accommodated in the gap.

同樣地在下腔室130的地板面配設有載置基板G的第二載置台140。第二載置台140,係具備筐體131的內側之平面尺寸的板狀構件,係由鋁或鋁合金形成。此外,第二載置台140係和第一載置台120同樣地,可以是由隔開間隙配設的多個長條之塊狀構件來形成。Similarly, a second mounting table 140 for mounting the substrate G is arranged on the floor surface of thelower chamber 130. The second mounting table 140 is a plate-shaped member having the plane dimensions of the inner side of thehousing 131 and is formed of aluminum or an aluminum alloy. In addition, the second mounting table 140 can be formed of a plurality of long block-shaped members arranged at intervals, similarly to the first mounting table 120.

在第一載置台120之上面隔開間隔配設有多個突起124,在突起124之上載置有基板G。同樣地,在第二載置台140之上面隔開間隔配設有多個突起144,在突起144之上載置有基板G。A plurality ofprotrusions 124 are arranged at intervals on the upper surface of the first mounting table 120 , and a substrate G is placed on theprotrusions 124 . Similarly, a plurality ofprotrusions 144 are arranged at intervals on the upper surface of the second mounting table 140 , and a substrate G is placed on theprotrusions 144 .

在上腔室110安裝有對處理空間S1內之壓力進行測量的壓力計118,在下腔室130安裝有對處理空間S2內之壓力進行測量的壓力計138。彼等壓力計118、138測量到的監控資訊被傳送至控制部400。Apressure gauge 118 for measuring the pressure in the processing space S1 is installed in theupper chamber 110, and apressure gauge 138 for measuring the pressure in the processing space S2 is installed in thelower chamber 130. Monitoring information measured by the pressure gauges 118 and 138 is transmitted to thecontrol unit 400.

上腔室110連接到通往構成水蒸氣供給部210的水蒸氣氣化器211的供給配管,在供給配管中插入有供給閥212。此外,上腔室110連接到通往構成排氣部220的渦輪分子泵等之真空泵221的排氣配管,在排氣配管中插入有排氣閥222。此外,上腔室110連接到通往供給源231的供給配管,該供給源231係構成供給氮氣體(N2)等之惰性氣體的惰性氣體供給部230,在供給配管中插入有供給閥232。Theupper chamber 110 is connected to a supply pipe leading to awater vapor vaporizer 211 constituting a watervapor supply section 210, and asupply valve 212 is inserted into the supply pipe. In addition, theupper chamber 110 is connected to an exhaust pipe leading to a vacuum pump 221 such as a turbomolecular pump constituting an exhaust section 220, and anexhaust valve 222 is inserted into the exhaust pipe. In addition, theupper chamber 110 is connected to a supply pipe leading to asupply source 231 constituting an inertgas supply section 230 for supplying an inert gas such as nitrogen (N2 ), and asupply valve 232 is inserted into the supply pipe.

另一方面,下腔室130連接到通往構成水蒸氣供給部240的水蒸氣氣化器241的供給配管,在供給配管中插入有供給閥242。此外,下腔室130連接到通往構成排氣部250的渦輪分子泵等之真空泵251的排氣配管,在排氣配管中插入有排氣閥252。此外,下腔室130連接到通往供給源261的供給配管,該供給源261係構成供給氮氣體(N2)等之惰性氣體的惰性氣體供給部260,在供給配管中插入有供給閥262。On the other hand, thelower chamber 130 is connected to a supply pipe leading to awater vapor vaporizer 241 constituting a water vapor supply section 240, and asupply valve 242 is inserted into the supply pipe. In addition, thelower chamber 130 is connected to an exhaust pipe leading to a vacuum pump 251 such as a turbomolecular pump constituting an exhaust section 250, and anexhaust valve 252 is inserted into the exhaust pipe. In addition, thelower chamber 130 is connected to a supply pipe leading to asupply source 261 constituting an inertgas supply section 260 for supplying an inert gas such as nitrogen (N2 ), and asupply valve 262 is inserted into the supply pipe.

藉由作動真空泵221、251,將處理空間S1、S2調整為真空氛圍,以使與同樣調整為真空氛圍的搬送裝置20之間之壓力差盡可能變少的方式來進行差壓控制。By operating the vacuum pumps 221 and 251, the processing spaces S1 and S2 are adjusted to a vacuum atmosphere, and the differential pressure control is performed in such a way that the pressure difference with thetransfer device 20 which is also adjusted to a vacuum atmosphere is reduced as much as possible.

此外,在上腔室110中,藉由作動排氣部220,將處理空間S1調整為真空氛圍,藉由作動水蒸氣供給部210而對處理空間S1內供給水蒸氣,藉此,可以進行對載置於處理空間S1內的基板G進行水蒸氣處理。此外,藉由邊對處理空間S1內實施抽真空邊從惰性氣體供給部230供給惰性氣體,可以對處理空間S1內殘存的水蒸氣或氯化氫等實施淨化。Furthermore, in theupper chamber 110, the processing space S1 is adjusted to a vacuum atmosphere by activating the exhaust unit 220, and water vapor is supplied into the processing space S1 by activating the watervapor supply unit 210, thereby performing water vapor treatment on the substrate G placed in the processing space S1. Furthermore, by supplying an inert gas from the inertgas supply unit 230 while evacuating the processing space S1, residual water vapor or hydrogen chloride, etc. in the processing space S1 can be purified.

另一方面,在下腔室130中藉由作動排氣部250,將處理空間S2調整為真空氛圍,藉由作動水蒸氣供給部240而對處理空間S2內供給水蒸氣,可以對載置於處理空間S2內的基板G進行水蒸氣處理。此外,邊對處理空間S2內實施抽真空邊從惰性氣體供給部260供給惰性氣體,可以對處理空間S2內殘存的水蒸氣或氯化氫等實施淨化。On the other hand, in thelower chamber 130, the processing space S2 is adjusted to a vacuum atmosphere by activating the exhaust unit 250, and water vapor is supplied into the processing space S2 by activating the water vapor supply unit 240, so that the substrate G placed in the processing space S2 can be subjected to water vapor treatment. In addition, while the processing space S2 is evacuated, an inert gas is supplied from the inertgas supply unit 260, so that residual water vapor or hydrogen chloride in the processing space S2 can be purified.

在第一載置台120設置有供調溫媒體流通的調溫媒體流路122。在圖示例之調溫媒體流路122中,例如調溫媒體流路122之一端成為調溫媒體之流入部,另一端成為調溫媒體之流出部。作為調溫媒體可以使用熱媒,該熱媒係使用GALDEN(註冊商標)或Fluorinert (註冊商標)等。A temperature controlmedium flow path 122 for the flow of a temperature control medium is provided on the first mounting table 120. In the temperature controlmedium flow path 122 shown in the figure, for example, one end of the temperature controlmedium flow path 122 serves as an inflow portion of the temperature control medium, and the other end serves as an outflow portion of the temperature control medium. A heat medium can be used as the temperature control medium, and the heat medium is GALDEN (registered trademark) or Fluorinert (registered trademark), etc.

此外,作為調溫媒體流路122之取代,可以在第一載置台120內建加熱器等,該情況下,電阻體的加熱器可以由鎢或鉬或彼等金屬之任一種與氧化鋁或鈦等之化合物形成。In addition, as a substitute for the temperature controlmedium flow path 122, a heater or the like may be built into the first mounting table 120. In this case, the heater of the resistor body may be formed of a compound of tungsten or molybdenum or any of these metals and aluminum oxide or titanium or the like.

另一方面,在第二載置台140設置有供調溫媒體流通的調溫媒體流路142。在圖示例之調溫媒體流路142中,例如調溫媒體流路142之一端成為調溫媒體之流入部,另一端成為調溫媒體之流出部。On the other hand, a temperature controlmedium flow path 142 for the temperature control medium to flow is provided on the second mounting table 140. In the temperature controlmedium flow path 142 shown in the figure, for example, one end of the temperature controlmedium flow path 142 serves as an inflow portion of the temperature control medium, and the other end serves as an outflow portion of the temperature control medium.

藉由冷卻器形成的調溫源311係具有調溫媒體之溫度或吐出流量進行控制的本體部,和壓送調溫媒體的泵(都未圖示)。Thetemperature control source 311 formed by the cooler has a main body for controlling the temperature or discharge flow rate of the temperature control medium, and a pump for pressurizing the temperature control medium (neither of which is shown in the figure).

調溫源311與調溫媒體流路122係藉由從調溫源311供給調溫媒體的供給流路312,和使流過調溫媒體流路122的調溫媒體返回到調溫源311的返回流路313進行連接。此外,調溫源311與調溫媒體流路142係藉由從調溫源311供給調溫媒體的供給流路314,和流過調溫媒體流路142的調溫媒體返回到調溫源311的返回流路315進行連接。Thetemperature control source 311 and the temperature controlmedium flow path 122 are connected via asupply flow path 312 for supplying the temperature control medium from thetemperature control source 311, and areturn flow path 313 for returning the temperature control medium flowing through the temperature controlmedium flow path 122 to thetemperature control source 311. In addition, thetemperature control source 311 and the temperature controlmedium flow path 142 are connected via asupply flow path 314 for supplying the temperature control medium from thetemperature control source 311, and areturn flow path 315 for returning the temperature control medium flowing through the temperature controlmedium flow path 142 to thetemperature control source 311.

藉由調溫源311、供給流路312、返回流路313、供給流路314、及返回流路315來形成載置台調溫部310。The stagetemperature regulating section 310 is formed by thetemperature regulating source 311 , thesupply flow path 312 , thereturn flow path 313 , thesupply flow path 314 , and thereturn flow path 315 .

又,除了如圖示例這樣調溫媒體流路122、142連接到共同之調溫源311的形態以外,調溫媒體流路122、142可以是各自具有獨有之調溫源的形態。任一形態下,調溫媒體流路122、142分別個別被進行控制。In addition, in addition to the embodiment in which the temperature controlmedium flow paths 122 and 142 are connected to the commontemperature control source 311 as shown in the figure, the temperature controlmedium flow paths 122 and 142 may each have its own temperature control source. In either embodiment, the temperature controlmedium flow paths 122 and 142 are controlled individually.

如上所述,藉由個別對調溫媒體流路122、142進行控制,則例如在對下腔室130進行維護時,可以僅使上腔室110運轉而進行基板G之水蒸氣處理。又,如上所述,上腔室110和下腔室130構成為,分別具有獨有之水蒸氣供給部210、240或排氣部220、250等,彼等各構成部亦同樣地個別進行控制。As described above, by controlling the temperature regulatingmedium flow paths 122 and 142 individually, for example, when thelower chamber 130 is under maintenance, only theupper chamber 110 can be operated to perform water vapor treatment on the substrate G. Furthermore, as described above, theupper chamber 110 and thelower chamber 130 are configured to have unique watervapor supply parts 210 and 240 or exhaust parts 220 and 250, etc., respectively, and each of these components is also individually controlled.

藉由對構成上腔室110和下腔室130的各構成部分別個別進行控制,則即使一方之腔室基於維護等而停止運轉之情況下,另一方之腔室可以繼續運轉。因此,可以消除水蒸氣處理裝置100的運轉完全停止,可以在高生產性之狀態下進行水蒸氣處理。By controlling the components constituting theupper chamber 110 and thelower chamber 130 individually, even if one chamber stops operating due to maintenance, the other chamber can continue to operate. Therefore, the operation of the watervapor treatment apparatus 100 can be completely stopped, and the water vapor treatment can be performed in a highly productive state.

此外,在水蒸氣處理裝置100中,係在上腔室110和下腔室130內執行水蒸氣處理。因此實際上執行水蒸氣處理的腔室之容量能夠盡可能地低容量化。由於藉由對盡可能地低容量的上腔室110和下腔室130的內部進行表面處理修復(耐腐蝕塗層處理等)即可充分修復,因此,維護亦可以容易進行。In addition, in the watervapor treatment apparatus 100, water vapor treatment is performed in theupper chamber 110 and thelower chamber 130. Therefore, the volume of the chambers for actually performing water vapor treatment can be reduced as much as possible. Since theupper chamber 110 and thelower chamber 130 can be fully repaired by performing surface treatment repair (corrosion-resistant coating treatment, etc.) on the interior of theupper chamber 110 and thelower chamber 130 with the lowest possible volume, maintenance can also be easily performed.

此外,圖示例之氣化器211、241或真空泵221、251雖分別使用個別的氣化器或真空泵,但是亦可以是使用共同之氣化器與共同之真空泵的形態。在該形態中,從一個氣化器將二系統之供給管連接到上腔室110和下腔室130,並在各供給管插入獨有之供給閥,個別執行各供給閥之開啟/關閉的控制。同樣地從一個真空泵將二系統之排氣管連接到上腔室110和下腔室130,並在各排氣管插入獨有之排氣閥,個別執行各排氣閥之開啟/關閉的控制。在該形態中,可以減少氣化器和真空泵之數目,可以削減裝置的製造成本。In addition, although thevaporizers 211, 241 or vacuum pumps 221, 251 shown in the figure use separate vaporizers or vacuum pumps, a common vaporizer and a common vacuum pump may be used. In this form, the supply pipes of two systems are connected to theupper chamber 110 and thelower chamber 130 from one vaporizer, and a unique supply valve is inserted into each supply pipe, and the opening/closing control of each supply valve is performed individually. Similarly, the exhaust pipes of two systems are connected to theupper chamber 110 and thelower chamber 130 from one vacuum pump, and a unique exhaust valve is inserted into each exhaust pipe, and the opening/closing control of each exhaust valve is performed individually. In this form, the number of vaporizers and vacuum pumps can be reduced, and the manufacturing cost of the device can be reduced.

參照圖7對上腔室110中的水蒸氣之供給形態與排氣形態進行說明。此外,在下腔室130中亦可以適用同樣的水蒸氣之供給形態及排氣形態。如圖7所示,供給管215係由主管213、和從主管213分歧的多個(圖示例為三個)枝管214形成,各枝管214連接到上腔室110的側壁。供給管215係通過如圖5所示氣化器211。此外,排氣管218係由主管216,和從主管216分歧的多個(圖示例為三個)枝管217形成。各枝管217連接到上腔室110的側壁(與枝管214所貫穿的側壁呈對向的相反側之側壁)。排氣管218係通過如圖5所示真空泵221。The supply form and exhaust form of water vapor in theupper chamber 110 are explained with reference to FIG7 . In addition, the same supply form and exhaust form of water vapor can also be applied to thelower chamber 130 . As shown in FIG7 , thesupply pipe 215 is formed by amain pipe 213 and a plurality of (three in the example shown)branch pipes 214 branching from themain pipe 213 , and eachbranch pipe 214 is connected to the side wall of theupper chamber 110 . Thesupply pipe 215 passes through thevaporizer 211 as shown in FIG5 . In addition, theexhaust pipe 218 is formed by amain pipe 216 and a plurality of (three in the example shown)branch pipes 217 branching from themain pipe 216 . Eachbranch pipe 217 is connected to the side wall of the upper chamber 110 (the side wall on the opposite side to the side wall through which thebranch pipe 214 penetrates). Theexhaust pipe 218 passes through a vacuum pump 221 as shown in FIG. 5 .

如圖7所示,在上腔室110內,從供給管215具備的多個枝管214以層狀向Y方向供給水蒸氣。藉由該供給態樣,可以對上腔室110內載置的基板G之整個區域有效地供給水蒸氣。此外,藉由排氣管218具備的多個枝管217可以將上腔室110內之水蒸氣或由於After treatment而生成的氯化氫(HCl)等有效地排出。此外,枝管214、217可以是圖示例之三個以外之數目(一個、五個等)。As shown in FIG. 7 , in theupper chamber 110, water vapor is supplied in layers in the Y direction from a plurality ofbranch pipes 214 provided in asupply pipe 215. With this supply pattern, water vapor can be effectively supplied to the entire area of the substrate G placed in theupper chamber 110. In addition, water vapor in theupper chamber 110 or hydrogen chloride (HCl) generated by after treatment can be effectively discharged through a plurality ofbranch pipes 217 provided in anexhaust pipe 218. In addition, the number ofbranch pipes 214 and 217 may be other than three as shown in the example (one, five, etc.).

此外,亦可以適用圖示例以外之水蒸氣之供給形態與排氣形態。例如在上腔室之上蓋或下腔室之頂板設置供給水蒸氣的流入空間,在流入空間之下方設置噴淋頭供給部,經由噴淋頭供給部以噴淋狀對噴淋頭供給部之下方之基板供給水蒸氣。以噴淋狀向鉛直方向供給的水蒸氣,係邊擴散至基板之整個區域邊進行供給。此外,作為噴淋頭供給部之取代,可以是在上腔室之上蓋或下腔室之頂板連接一個或多個供給配管,經由供給配管從天井供給水蒸氣的形態。In addition, water vapor supply and exhaust forms other than those shown in the illustrated example may also be applied. For example, an inflow space for supplying water vapor is provided on the upper cover of the upper chamber or the ceiling of the lower chamber, and a shower head supply portion is provided below the inflow space, and water vapor is supplied to the substrate below the shower head supply portion in a spraying manner through the shower head supply portion. The water vapor supplied in a vertical direction in a spraying manner is supplied while diffusing to the entire area of the substrate. In addition, as a substitute for the shower head supply portion, one or more supply pipes may be connected to the upper cover of the upper chamber or the ceiling of the lower chamber, and water vapor may be supplied from the ceiling through the supply pipes.

在水蒸氣處理裝置100中,藉由具有上腔室110和下腔室130堆疊的構成,可以減少水蒸氣處理裝置100的佔有面積並實現高產量。假設將上腔室110和下腔室130直接連接到搬送裝置20的第一閘門22A時,上腔室110和下腔室130各自的第一開口116和第二開口136的周圍之強度有可能會不良。因此,在水蒸氣處理裝置100中,利用將上腔室110和下腔室130連接到隔離器160,並將隔離器160連接到搬送裝置20的第一閘門22A之構成。藉由該構成,可以提高上腔室110和下腔室130各自的第一開口116和第二開口136的周圍之強度。In the watervapor treatment apparatus 100, by having a structure in which theupper chamber 110 and thelower chamber 130 are stacked, the occupied area of the watervapor treatment apparatus 100 can be reduced and high production can be achieved. If theupper chamber 110 and thelower chamber 130 are directly connected to thefirst gate 22A of the conveyingdevice 20, the strength around thefirst opening 116 and thesecond opening 136 of theupper chamber 110 and thelower chamber 130 may be poor. Therefore, in the watervapor treatment apparatus 100, a structure is used in which theupper chamber 110 and thelower chamber 130 are connected to theisolator 160, and theisolator 160 is connected to thefirst gate 22A of the conveyingdevice 20. With this configuration, the strength around thefirst opening 116 and thesecond opening 136 of each of theupper chamber 110 and thelower chamber 130 can be increased.

如圖5及圖6所示,在上腔室110的第一端面115中,在第一開口116的周圍設置有矩形框狀之密封溝115a。此外,在下腔室130的第二端面135中,在第二開口136的周圍設置有矩形框狀之密封溝135a。5 and 6 , a rectangular frame-shapedsealing groove 115a is provided around afirst opening 116 in thefirst end surface 115 of theupper chamber 110. In addition, a rectangular frame-shapedsealing groove 135a is provided around asecond opening 136 in thesecond end surface 135 of thelower chamber 130.

另一方面,在隔離器160的第三端面162中,在第三開口164的周圍且與第一開口116對應的位置處設置有矩形框狀之密封溝162a,在第四開口165的周圍且與第二開口136對應的位置處設置有矩形框狀之密封溝162b。On the other hand, in thethird end surface 162 of theisolator 160, a rectangular frame-shapedsealing groove 162a is provided around thethird opening 164 and at a position corresponding to thefirst opening 116, and a rectangular frame-shapedsealing groove 162b is provided around thefourth opening 165 and at a position corresponding to thesecond opening 136.

矩形框狀之O型環171嵌入對應的密封溝115a、162a,同樣地矩形框狀之O型環172嵌入對應的密封溝135a、162b。藉此,經由O型環171、172將上腔室110和下腔室130與隔離器160進行氣密連接。The rectangular frame-shaped O-ring 171 is inserted into the corresponding sealinggrooves 115a and 162a, and the rectangular frame-shaped O-ring 172 is inserted into the corresponding sealinggrooves 135a and 162b. Thus, theupper chamber 110 and thelower chamber 130 are connected to theisolator 160 in an airtight manner via the O-rings 171 and 172.

此外,第一閘門22A之中,在第五開口23的周圍設置有矩形框狀之密封溝22a。另一方面,在隔離器160的第四端面163中,在與密封溝22a對應的位置處設置有密封溝163a,矩形框狀之O型環173嵌入對應的密封溝22a、163a,經由O型環173將隔離器160與第一閘門22A進行氣密連接。In addition, a rectangular frame-shapedsealing groove 22a is provided in thefirst gate 22A around thefifth opening 23. On the other hand, a sealinggroove 163a is provided in thefourth end surface 163 of theisolator 160 at a position corresponding to the sealinggroove 22a, and a rectangular frame-shaped O-ring 173 is inserted into the corresponding sealinggrooves 22a and 163a, and theisolator 160 and thefirst gate 22A are connected airtightly via the O-ring 173.

另一方面,第一閘門22A之中,在第六開口24的周圍設置有矩形框狀之密封溝22b。另一方面,在隔離器160的第四端面163中,在與密封溝22b對應的位置處設置有密封溝163c。矩形框狀之O型環174嵌入對應的密封溝22b、163c,經由O型環174將隔離器160與第一閘門22A進行氣密連接。On the other hand, a rectangular frame-shapedsealing groove 22b is provided around thesixth opening 24 in thefirst gate 22A. On the other hand, a sealinggroove 163c is provided at a position corresponding to the sealinggroove 22b in thefourth end surface 163 of theisolator 160. A rectangular frame-shaped O-ring 174 is inserted into the corresponding sealinggrooves 22b and 163c, and theisolator 160 and thefirst gate 22A are connected airtightly via the O-ring 174.

此處,作為O型環171、172、173之材質,例如可以使用丁腈橡膠(NBR)、氟橡膠(FKM)、矽酮橡膠(Q)。此外,可以使用氟矽橡膠(FVMQ)、全氟聚醚橡膠(FO)、丙烯酸橡膠(ACM)、乙丙橡膠(EPM)。Here, as the material of the O-rings 171, 172, 173, for example, nitrile rubber (NBR), fluororubber (FKM), silicone rubber (Q) can be used. In addition, fluorosilicone rubber (FVMQ), perfluoropolyether rubber (FO), acrylic rubber (ACM), ethylene propylene rubber (EPM) can be used.

以上,本實施形態中的第一閘門22A,係說明藉由作為閥體的第一開關門25和第二開關門26分別對筐體之開口即第五開口23和第六開口24進行開啟/關閉的結構之閘閥。此外,不針對閘閥之筐體之開口,而藉由個別的閥體分別直接開啟/關閉隔離器160的第三開口164及第四開口165的形態亦可。在該形態中,無需針對第五開口23和第六開口24分別設置個別的密封溝及O型環,可以設置包圍第五開口23和第六開口24之雙方的一個密封溝及O型環,結構可以簡單化。In the above, thefirst gate 22A in the present embodiment is a gate valve having a structure in which thefifth opening 23 and thesixth opening 24, which are openings of the housing, are opened/closed by the first opening/closingdoor 25 and the second opening/closingdoor 26 as valve bodies. In addition, a configuration in which thethird opening 164 and thefourth opening 165 of theisolator 160 are opened/closed directly by separate valve bodies instead of the openings of the housing of the gate valve is also possible. In this configuration, it is not necessary to provide separate sealing grooves and O-rings for thefifth opening 23 and thesixth opening 24, but one sealing groove and O-ring surrounding both thefifth opening 23 and thesixth opening 24 can be provided, and the structure can be simplified.

在上腔室110的在第一端面115之矩形框狀之密封溝115a之內側設置有多個螺孔115b,在各螺孔115b螺合有螺孔狀之間隔件180。A plurality of screw holes 115 b are provided inside the rectangular frame-shapedsealing groove 115 a on thefirst end surface 115 of theupper chamber 110 , and a screw-shapedspacer 180 is screwed into eachscrew hole 115 b .

此外,在下腔室130的第二端面135的矩形框狀之密封溝135a之內側設置有多個螺孔135b,在各螺孔135b螺合有螺孔狀之間隔件180。In addition, a plurality of screw holes 135 b are provided inside the rectangular frame-shapedsealing groove 135 a of thesecond end surface 135 of thelower chamber 130 , and a screw hole-shapedspacer 180 is screwed into eachscrew hole 135 b .

此外,在隔離器160的第四端面163的矩形框狀之密封溝163a及密封溝163c之內側設置有多個螺孔163b,在各螺孔163b螺合有螺孔狀之間隔件180。Furthermore, a plurality ofscrew holes 163b are provided inside the rectangular frame-shaped sealinggrooves 163a and 163c of thefourth end surface 163 of theisolator 160, and a screw-shapedspacer 180 is screwed into eachscrew hole 163b.

間隔件180的前端具有尖銳或圓頭錐形之形態,各間隔件180的前端以點接觸於隔離器160的第三端面162或第一閘門22A之端面。The front end of thespacer 180 has a sharp or rounded cone shape, and the front end of each spacer 180 contacts thethird end surface 162 of theisolator 160 or the end surface of thefirst gate 22A at a point.

較好是,間隔件180由導熱率比上腔室110和下腔室130與隔離器160的形成材料更低的材料形成。例如上腔室110和下腔室130與隔離器160由鋁或鋁合金形成之情況下,間隔件180由不鏽鋼等之金屬或氧化鋁等之陶瓷形成為較佳。Preferably, thespacer 180 is formed of a material having a lower thermal conductivity than the material forming theupper chamber 110, thelower chamber 130, and theisolator 160. For example, when theupper chamber 110, thelower chamber 130, and theisolator 160 are formed of aluminum or an aluminum alloy, thespacer 180 is preferably formed of a metal such as stainless steel or a ceramic such as alumina.

如上所述,藉由各端面經由低導熱率的多個點狀之間隔件180抵接,可以抑制上腔室110或下腔室130具有的熱傳導至隔離器160或第一閘門22A。此外,除圖示例之構成以外,在隔離器160的第三端面162或第一閘門22A之端面設置螺孔,將間隔件螺合入彼等螺孔亦可,或作為圖示例之構成之取代,將間隔件螺合入第三端面162或第一閘門22A之端面上設置的螺孔亦可。As described above, by abutting each end surface through a plurality of dot-shapedspacers 180 having low thermal conductivity, it is possible to suppress the heat of theupper chamber 110 or thelower chamber 130 from being transferred to theisolator 160 or thefirst gate 22A. In addition, in addition to the configuration of the illustrated example, screw holes may be provided on thethird end surface 162 of theisolator 160 or the end surface of thefirst gate 22A, and the spacers may be screwed into the screw holes, or as an alternative to the configuration of the illustrated example, the spacers may be screwed into the screw holes provided on thethird end surface 162 or the end surface of thefirst gate 22A.

此外,如圖5及圖8所示,在隔離器160中,在第三開口164的周圍設置有供調溫媒體流通的調溫媒體流路166(第一調溫部之一例),在第四開口165的周圍設置有供調溫媒體流通的調溫媒體流路167(第二調溫部之一例)。In addition, as shown in Figures 5 and 8, in theisolator 160, a temperature control medium flow path 166 (an example of a first temperature control section) for circulating a temperature control medium is provided around thethird opening 164, and a temperature control medium flow path 167 (an example of a second temperature control section) for circulating a temperature control medium is provided around thefourth opening 165.

圖示例之調溫媒體流路166中,例如調溫媒體流路166之一端成為調溫媒體之流入部,另一端成為調溫媒體之流出部。此外,在調溫媒體流路167中,例如調溫媒體流路167之一端成為調溫媒體之流入部,另一端成為調溫媒體之流出部。作為調溫媒體可以使用熱媒,該熱媒可以使用GALDEN(註冊商標)或Fluorinert(註冊商標)等。In the temperature controlmedium flow path 166 shown in the figure, for example, one end of the temperature controlmedium flow path 166 becomes the inflow portion of the temperature control medium, and the other end becomes the outflow portion of the temperature control medium. In addition, in the temperature controlmedium flow path 167, for example, one end of the temperature controlmedium flow path 167 becomes the inflow portion of the temperature control medium, and the other end becomes the outflow portion of the temperature control medium. As the temperature control medium, a heat medium can be used, and the heat medium can be GALDEN (registered trademark) or Fluorinert (registered trademark) or the like.

此外,調溫媒體流路166、167之取代,可以在隔離器160內建加熱器等,該情況下,電阻體的加熱器可以由鎢或鉬、或彼等金屬之任一種與氧化鋁或鈦等之化合物來形成。In addition, the temperature controlmedium flow paths 166 and 167 may be replaced by a heater built into theisolator 160. In this case, the heater of the resistor may be formed of tungsten or molybdenum, or a compound of any of these metals and aluminum oxide or titanium.

由冷卻器形成的調溫源321、331係具有對調溫媒體之溫度或吐出流量進行控制的本體部,和壓送調溫媒體的泵(都未圖示)。Thetemperature control sources 321 and 331 formed by the coolers include a main body for controlling the temperature or discharge flow rate of the temperature control medium and a pump for pressurizing the temperature control medium (neither of which is shown).

調溫源321與調溫媒體流路166係藉由從調溫源321供給調溫媒體的供給流路322,和流過調溫媒體流路166的調溫媒體返回至調溫源321的返回流路323進行連接。此外,調溫源331與調溫媒體流路167係藉由從調溫源331供給調溫媒體的供給流路332,和流過調溫媒體流路167的調溫媒體返回至調溫源331的返回流路333進行連接。Thetemperature control source 321 and the temperature controlmedium flow path 166 are connected via asupply flow path 322 for supplying the temperature control medium from thetemperature control source 321 and areturn flow path 323 for returning the temperature control medium flowing through the temperature controlmedium flow path 166 to thetemperature control source 321. In addition, thetemperature control source 331 and the temperature controlmedium flow path 167 are connected via asupply flow path 332 for supplying the temperature control medium from thetemperature control source 331 and areturn flow path 333 for returning the temperature control medium flowing through the temperature controlmedium flow path 167 to thetemperature control source 331.

藉由調溫源321、供給流路322、及返回流路323來形成第三開口周圍調溫部320,藉由調溫源331、供給流路332、及返回流路333來形成第四開口周圍調溫部330。The third opening peripheraltemperature adjustment section 320 is formed by thetemperature adjustment source 321 , thesupply flow path 322 , and thereturn flow path 323 . The fourth opening peripheraltemperature adjustment section 330 is formed by thetemperature adjustment source 331 , thesupply flow path 332 , and thereturn flow path 333 .

此外,如圖示例這樣,調溫媒體流路166、167連接到個別的調溫源321、331的形態以外,調溫媒體流路166、167具有共同之調溫源形態亦可。任一形態下,調溫媒體流路166、167成為分別被個別進行控制。In addition, as shown in the example, the temperature controlmedium flow paths 166 and 167 may be connected to the individualtemperature control sources 321 and 331, or the temperature controlmedium flow paths 166 and 167 may have a common temperature control source. In either form, the temperature controlmedium flow paths 166 and 167 are controlled individually.

如上所述,藉由對調溫媒體流路166、167個別進行控制,例如在對下腔室130進行維護時,與第二開口136連通的隔離器160的第四開口165的周圍的溫度可以調整成為作業員即使接觸亦無危險的與下腔室130同樣的溫度。此外,與第一開口116連通的隔離器160的第三開口164的周圍,可以調整成為與上腔室110同樣地適合進行水蒸氣處理的溫度,可以進行基板G之水蒸氣處理。As described above, by controlling the temperature-adjustingmedium flow paths 166 and 167 individually, for example, when thelower chamber 130 is maintained, the temperature around thefourth opening 165 of theisolator 160 connected to thesecond opening 136 can be adjusted to the same temperature as thelower chamber 130, which is safe for operators to touch. In addition, the area around thethird opening 164 of theisolator 160 connected to thefirst opening 116 can be adjusted to a temperature suitable for water vapor treatment, the same as theupper chamber 110, so that the water vapor treatment of the substrate G can be performed.

在水蒸氣處理裝置100中構成為,將上腔室110和下腔室130連接到隔離器160,將隔離器160連接到搬送裝置20的第一閘門22A之構成。藉由該構成,如上所述,可以提高上腔室110和下腔室130各自的第一開口116和第二開口136的周圍之強度。In the watervapor treatment apparatus 100, theupper chamber 110 and thelower chamber 130 are connected to theisolator 160, and theisolator 160 is connected to thefirst gate 22A of thetransfer device 20. With this structure, as described above, the strength around thefirst opening 116 and thesecond opening 136 of each of theupper chamber 110 and thelower chamber 130 can be improved.

藉由在上腔室110和下腔室130與搬送裝置20的第一閘門22A之間配設了隔離器160,因此,隔離器160具有的第三開口164或第四開口165亦成為水蒸氣處理空間(製程空間)。Since theisolator 160 is disposed between theupper chamber 110 and thelower chamber 130 and thefirst gate 22A of thetransfer device 20, thethird opening 164 or thefourth opening 165 of theisolator 160 also becomes a water vapor treatment space (processing space).

但是,例如僅藉由調溫源311難以將上腔室110和下腔室130內之處理溫度與隔離器160的溫度調整成為同一程度,隔離器160有可能成為相對低溫的區域(所謂的冷點(Cold spot))。該情況下,相對低溫的隔離器160會對上腔室110和下腔室130內之處理溫度造成影響,導致水蒸氣處理性能之降低。此外,沈積物容易附著在隔離器160的第三開口164或第四開口165,成為產生微粒之原因。However, for example, it is difficult to adjust the processing temperature in theupper chamber 110 and thelower chamber 130 to the same level as the temperature of theisolator 160 only by thetemperature adjustment source 311, and theisolator 160 may become a relatively low temperature area (so-called cold spot). In this case, the relatively low temperature of theisolator 160 will affect the processing temperature in theupper chamber 110 and thelower chamber 130, resulting in a decrease in the water vapor treatment performance. In addition, the sediment is easy to adhere to thethird opening 164 or thefourth opening 165 of theisolator 160, which becomes the cause of the generation of particles.

因此,在水蒸氣處理裝置100中,在隔離器160的第三開口164和第四開口165的周圍分別設置有個別的第一調溫部166和第二調溫部167。藉由該構成,在一方之腔室之維護時且在另一方之腔室進行水蒸氣處理時,可以實現個別的溫度控制。可以消除在上腔室110或下腔室130中的水蒸氣處理中隔離器160成為冷點的問題。Therefore, in the watervapor treatment apparatus 100, the firsttemperature control section 166 and the secondtemperature control section 167 are provided around thethird opening 164 and thefourth opening 165 of theisolator 160, respectively. With this configuration, when the maintenance of one chamber is performed and the water vapor treatment is performed in the other chamber, individual temperature control can be achieved. The problem that theisolator 160 becomes a cold spot during the water vapor treatment in theupper chamber 110 or thelower chamber 130 can be eliminated.

控制部400係對水蒸氣處理裝置100的各構成部例如水蒸氣供給部210、240或排氣部220、250、惰性氣體供給部230、260、調溫源311、321、331等之動作進行控制。控制部400具有CPU(Central Processing Unit)、ROM (Read Only Memory)及RAM(Random Access Memory)。CPU係依據儲存在RAM等之記憶區域的配方(製程配方),執行預定的處理。配方中設定有針對製程條件的水蒸氣處理裝置100的控制資訊。Thecontrol unit 400 controls the operation of each component of the watervapor treatment device 100, such as the watervapor supply unit 210, 240 or the exhaust unit 220, 250, the inertgas supply unit 230, 260, thetemperature control source 311, 321, 331, etc. Thecontrol unit 400 has a CPU (Central Processing Unit), a ROM (Read Only Memory) and a RAM (Random Access Memory). The CPU performs a predetermined process according to a recipe (process recipe) stored in a memory area such as the RAM. The recipe is set with control information of the watervapor treatment device 100 for the process conditions.

控制資訊包含例如氣化器211、241的壓力或上腔室110和下腔室130的壓力、從氣化器211、241供給的水蒸氣之溫度或流量、來自水蒸氣供給製程與各腔室之排氣製程之製程時間或時刻等。The control information includes, for example, the pressure of thevaporizers 211 and 241 or the pressure of theupper chamber 110 and thelower chamber 130, the temperature or flow rate of the water vapor supplied from thevaporizers 211 and 241, and the process time or timing of the water vapor supply process and the exhaust process of each chamber.

配方及控制部400使用的程式例如可以記憶在硬碟或光碟、光磁碟等。此外,配方等也可以是收容在CD-ROM、DVD、記憶卡等電腦可讀取的攜帶型記憶媒體的狀態下被安裝在控制部400而予以讀出的形態。此外,控制部400具有進行指令之輸入操作等的鍵盤或滑鼠等之輸入裝置、使水蒸氣處理裝置100的運轉狀況成為可視化而進行顯示的顯示器等之顯示裝置、及印表機等之輸出裝置等之使用者介面。The recipe and the program used by thecontrol unit 400 can be stored in a hard disk, optical disk, optical disk, etc. In addition, the recipe can also be stored in a portable storage medium such as a CD-ROM, DVD, memory card, etc. that can be read by the computer and installed in thecontrol unit 400. In addition, thecontrol unit 400 has a user interface such as an input device such as a keyboard or mouse for inputting commands, a display device such as a display for visualizing and displaying the operating status of the watervapor treatment device 100, and an output device such as a printer.

<實施形態的水蒸氣處理方法>以下,參照圖9及圖10對實施形態的水蒸氣處理方法之一例進行說明。此處,圖9係表示基於實施形態的水蒸氣處理裝置的處理流程之一例的流程圖,圖10係表示氣化器與上腔室之壓力控制方法之一例的圖。此外,下腔室中亦執行同樣的壓力控制。<Water vapor treatment method of the embodiment> Hereinafter, an example of the water vapor treatment method of the embodiment is described with reference to FIG9 and FIG10. Here, FIG9 is a flow chart showing an example of a treatment process based on the water vapor treatment device of the embodiment, and FIG10 is a diagram showing an example of a pressure control method of the vaporizer and the upper chamber. In addition, the same pressure control is also performed in the lower chamber.

在實施形態的水蒸氣處理方法中,首先,準備如圖5至圖8所示的具備水蒸氣處理裝置100的基板處理系統500(準備水蒸氣處理裝置的工程),製程腔室30A、30B、30C、30D都是對基板G執行乾蝕刻處理。In the embodiment of the water vapor treatment method, first, asubstrate processing system 500 having a watervapor treatment apparatus 100 as shown in FIG. 5 to FIG. 8 is prepared (process of preparing the water vapor treatment apparatus), and theprocess chambers 30A, 30B, 30C, and 30D all perform dry etching processing on the substrate G.

已實施了乾蝕刻處理的基板G係從製程腔室30A等被傳遞至搬送裝置20,並從搬送裝置20被傳遞至水蒸氣處理裝置100之上腔室110和下腔室130的雙方或任一方。接著,藉由對上腔室110的處理空間S1或下腔室130的處理空間S2供給水蒸氣來執行對基板G的水蒸氣處理(供給水蒸氣進行處理的工程)。The substrate G subjected to dry etching is transferred from theprocess chamber 30A or the like to thetransfer device 20, and is transferred from thetransfer device 20 to both or one of theupper chamber 110 and thelower chamber 130 of the watervapor treatment apparatus 100. Then, water vapor treatment (process of supplying water vapor for treatment) is performed on the substrate G by supplying water vapor to the processing space S1 of theupper chamber 110 or the processing space S2 of thelower chamber 130.

更具體言之為,如圖9所示,氣化器211、241的供給閥212、242被開啟控制(步驟S10)。接著,從氣化器211、241對上腔室110或下腔室130供給水蒸氣,藉由保持預定時間來執行預定時間之After treatment(步驟S12)。More specifically, as shown in FIG9 , thesupply valves 212 and 242 of thevaporizers 211 and 241 are opened (step S10 ). Then, water vapor is supplied from thevaporizers 211 and 241 to theupper chamber 110 or thelower chamber 130 , and after treatment is performed for a predetermined time by maintaining the predetermined time (step S12 ).

在該After treatment時,藉由載置台調溫部310對第一載置台120或第二載置台140進行調溫控制,並且藉由第三開口周圍調溫部320與第四開口周圍調溫部330對隔離器160的第三開口164的周圍與第四開口165的周圍分別進行調溫控制。During the after treatment, the first mounting table 120 or the second mounting table 140 is temperature-controlled by the mounting tabletemperature control unit 310, and the third opening surroundingtemperature control unit 320 and the fourth opening surroundingtemperature control unit 330 respectively temperature-control the periphery of thethird opening 164 and the periphery of thefourth opening 165 of theisolator 160.

藉由該調溫控制,將上腔室110的處理空間S1或下腔室130的處理空間S2中的溫度調整為始終不低於氣化器211、241的溫度。藉由該調整可以抑制供給的水蒸氣之液化。By this temperature control, the temperature in the processing space S1 of theupper chamber 110 or the processing space S2 of thelower chamber 130 is adjusted to be always not lower than the temperature of thevaporizers 211 and 241. By this adjustment, the liquefaction of the supplied water vapor can be suppressed.

例如提供的水蒸氣之溫度為例如20℃至50℃左右之情況下,將上腔室110的處理空間S1或下腔室130的處理空間S2中的溫度(第一溫度之一例)調整為60℃至120℃。該處理空間S1、S2中的第一溫度成為水蒸氣處理時之處理空間S1、S2中的溫度之臨界值。For example, when the temperature of the water vapor provided is about 20° C. to 50° C., the temperature (an example of the first temperature) in the processing space S1 of theupper chamber 110 or the processing space S2 of thelower chamber 130 is adjusted to 60° C. to 120° C. The first temperature in the processing space S1, S2 becomes the critical value of the temperature in the processing space S1, S2 during the water vapor treatment.

在水蒸氣處理中,隔離器160的第三開口164的周圍與第四開口165的周圍亦被調整為和處理空間S1、S2中的第一溫度相同或大致相同之溫度。During the water vapor treatment, the area around thethird opening 164 and the area around thefourth opening 165 of theisolator 160 are also adjusted to be the same or substantially the same temperature as the first temperature in the processing spaces S1 and S2.

另一方面,例如在上腔室110運轉的狀態下對下腔室130進行維護時,將上腔室110的處理空間S1與隔離器160的第三開口164的周圍調整為第一溫度的60℃至120℃。相對於此,將維護對象之下腔室130的處理空間S2與隔離器160的第四開口165的周圍調整為小於60℃。藉此,可以同時進行一方之腔室中的水蒸氣處理與另一方之腔室之維護。On the other hand, for example, when thelower chamber 130 is maintained while theupper chamber 110 is in operation, the processing space S1 of theupper chamber 110 and the surrounding of thethird opening 164 of theisolator 160 are adjusted to the first temperature of 60° C. to 120° C. In contrast, the processing space S2 of the maintenance targetlower chamber 130 and the surrounding of thefourth opening 165 of theisolator 160 are adjusted to be less than 60° C. In this way, the water vapor treatment in one chamber and the maintenance of the other chamber can be performed simultaneously.

在對上腔室110或下腔室130供給水蒸氣時,盡可能地增大氣化器211、241的壓力與上腔室110或下腔室130的壓力之壓力差(差壓),如此則,可以有效地對上腔室110或下腔室130供給水蒸氣。因此,盡可能地增大氣化器211、241的壓力,並盡可能地降低上腔室110或下腔室130的壓力為較佳。When supplying water vapor to theupper chamber 110 or thelower chamber 130, the pressure difference (differential pressure) between the pressure of thevaporizer 211, 241 and the pressure of theupper chamber 110 or thelower chamber 130 is increased as much as possible, so that water vapor can be effectively supplied to theupper chamber 110 or thelower chamber 130. Therefore, it is better to increase the pressure of thevaporizer 211, 241 as much as possible and reduce the pressure of theupper chamber 110 or thelower chamber 130 as much as possible.

但是,就氣化器211、241的控制容易性之觀點而言,氣化器211、241盡可能地在低的溫度運轉控制為較佳。因此,例如如上所述將20℃至50℃左右之溫度之水蒸氣供給至內側腔室。此外,20℃之水蒸氣之壓力為20Torr (×133.3Pa)左右,50℃之水蒸氣之壓力為90Torr(×133.3Pa)左右。However, from the viewpoint of easy control of thevaporizers 211 and 241, it is preferable to operate thevaporizers 211 and 241 at as low a temperature as possible. Therefore, for example, water vapor at a temperature of about 20°C to 50°C is supplied to the inner chamber as described above. In addition, the pressure of water vapor at 20°C is about 20 Torr (×133.3 Pa), and the pressure of water vapor at 50°C is about 90 Torr (×133.3 Pa).

如上所述,基於氣化器211、241的運轉控制之觀點盡可能地供給低溫之水蒸氣為較佳,另一方面,水蒸氣之溫度變低時,氣化器211、241的壓力變低,難以增大氣化器211、241與上腔室110和下腔室130的差壓。因此難以有效地對上腔室110或下腔室130供給水蒸氣,水蒸氣處理時間有可能變長。As described above, it is preferable to supply water vapor at a low temperature as much as possible from the viewpoint of the operation control of thevaporizers 211 and 241. On the other hand, when the temperature of the water vapor becomes low, the pressure of thevaporizers 211 and 241 becomes low, and it is difficult to increase the differential pressure between thevaporizers 211 and 241 and theupper chamber 110 and thelower chamber 130. Therefore, it is difficult to effectively supply water vapor to theupper chamber 110 or thelower chamber 130, and the water vapor treatment time may be prolonged.

但是,在如圖5等所示的水蒸氣處理裝置100中,將上腔室110或下腔室130的容量盡可能地降低為低容量。因此即使在提供的水蒸氣之溫度較低之情況下,亦可以盡可能地在短時間內增大氣化器211、241與上腔室110和下腔室130的差壓。如圖10所示,藉由水蒸氣之供給,使氣化器211、241的壓力逐漸減少,並使上腔室110和下腔室130的壓力急速增加。However, in the watervapor processing apparatus 100 shown in FIG. 5, the capacity of theupper chamber 110 or thelower chamber 130 is reduced to a low capacity as much as possible. Therefore, even when the temperature of the supplied water vapor is relatively low, the differential pressure between thevaporizer 211, 241 and theupper chamber 110 and thelower chamber 130 can be increased as much as possible in a short time. As shown in FIG. 10, the pressure of thevaporizer 211, 241 is gradually reduced by the supply of water vapor, and the pressure of theupper chamber 110 and thelower chamber 130 is rapidly increased.

此外,在氣化器211、241的供給閥212、242被開啟控制(步驟S10)時,上腔室110和下腔室130的排氣閥222、252可以是被關閉控制或被開啟控制。In addition, when thesupply valves 212 and 242 of thevaporizers 211 and 241 are controlled to be opened (step S10), theexhaust valves 222 and 252 of theupper chamber 110 and thelower chamber 130 may be controlled to be closed or opened.

回至圖9,在After treatment結束之後,氣化器211、241的供給閥212、242被關閉控制(步驟S14)。接著,上腔室110和下腔室130的排氣閥222、252被開啟控制(步驟S16),如此則,可以對上腔室110和下腔室130內之水蒸氣或由於After treatment而生成的氯化氫(HCl)等實施排氣。Returning to FIG. 9 , after the after treatment is finished, thesupply valves 212 and 242 of thevaporizers 211 and 241 are closed (step S14). Then, theexhaust valves 222 and 252 of theupper chamber 110 and thelower chamber 130 are opened (step S16), so that the water vapor or hydrogen chloride (HCl) generated by the after treatment in theupper chamber 110 and thelower chamber 130 can be exhausted.

如圖10所示,藉由氣化器211、241的供給閥212、242之關閉控制和水蒸氣或氯化氫(HCl)等之排氣,使氣化器211、241的壓力逐漸增大,使上腔室110和下腔室130的壓力急速減少,形成可以對新的基板進行水蒸氣處理的狀態。此外,除了上腔室110和下腔室130之排氣以外,適當地進行基於惰性氣體的淨化亦可。As shown in FIG10 , by controlling the closing of thesupply valves 212 and 242 of thevaporizers 211 and 241 and exhausting water vapor or hydrogen chloride (HCl), the pressure of thevaporizers 211 and 241 is gradually increased, and the pressure of theupper chamber 110 and thelower chamber 130 is rapidly reduced, forming a state in which a new substrate can be subjected to water vapor treatment. In addition to exhausting theupper chamber 110 and thelower chamber 130, purification based on an inert gas may be appropriately performed.

依據圖示的水蒸氣處理方法,藉由使用水蒸氣處理裝置100,可以在高生產性之狀態下進行水蒸氣處理。According to the illustrated water vapor treatment method, by using the watervapor treatment apparatus 100, water vapor treatment can be performed under high productivity.

此外,在對上腔室110和下腔室130的其中任一方進行維護時,可以僅使用其中另一方對基板進行水蒸氣處理。因此,可以消除水蒸氣處理裝置100的運轉完全停止之問題,因此,可以在高生產性之狀態下進行水蒸氣處理。In addition, when one of theupper chamber 110 and thelower chamber 130 is under maintenance, the substrate can be treated with water vapor using only theother chamber 130. Therefore, the problem of the operation of the watervapor treatment apparatus 100 being completely stopped can be eliminated, and thus the water vapor treatment can be performed in a state of high productivity.

<實施形態的乾蝕刻方法>接著,說明實施形態的乾蝕刻方法之一例。於此,處理對象之金屬膜為多層結構之金屬膜(多層金屬膜),藉由氯對該多層金屬膜進行蝕刻。例如具備藉由鋁形成的金屬膜,該金屬膜和其他金屬膜形成多層結構。作為多層金屬膜之一例,可以舉出從下層側依序堆疊有鈦膜、鋁膜、鈦膜的Ti/Al/Ti結構之金屬膜。此外,作為多層金屬膜之其他例,可以舉出從下層側依序堆疊有鉬膜、鋁膜、鉬膜的Mo/Al/Mo結構之金屬膜。<Dry etching method of the embodiment>Next, an example of the dry etching method of the embodiment is described. Here, the metal film to be processed is a metal film of a multi-layer structure (multi-layer metal film), and the multi-layer metal film is etched by chlorine. For example, there is a metal film formed by aluminum, and the metal film and other metal films form a multi-layer structure. As an example of a multi-layer metal film, a metal film of a Ti/Al/Ti structure in which a titanium film, an aluminum film, and a titanium film are stacked in sequence from the lower layer side can be cited. In addition, as another example of a multi-layer metal film, a metal film of a Mo/Al/Mo structure in which a molybdenum film, an aluminum film, and a molybdenum film are stacked in sequence from the lower layer side can be cited.

在實施形態的乾蝕刻方法中,首先,準備具備如圖5至圖8所示的水蒸氣處理裝置100的基板處理系統500(準備水蒸氣處理裝置的工程)。In the dry etching method of the embodiment, first, asubstrate processing system 500 including the watervapor processing apparatus 100 shown in FIGS. 5 to 8 is prepared (a process of preparing the water vapor processing apparatus).

接著,在構成基板處理系統500的製程腔室30A、30B、30C、30D之任一之中對設置在基板G的表面的上述多層金屬膜進行乾蝕刻處理。在構成多層金屬膜的上述任一金屬膜之乾蝕刻處理中都使用包含氯的氣體,例如使用氯氣或三氯化硼氣體、四氯化碳氣體等氯系之蝕刻氣體之任一種氣體,或混合了彼等之中至少二種以上的混合氣體。Next, the multi-layer metal film disposed on the surface of the substrate G is dry-etched in any of theprocess chambers 30A, 30B, 30C, and 30D constituting thesubstrate processing system 500. In the dry-etching of any of the metal films constituting the multi-layer metal film, a gas containing chlorine is used, for example, any one of chlorine-based etching gases such as chlorine gas, boron trichloride gas, and carbon tetrachloride gas, or a mixed gas containing at least two of them is used.

更詳細言之,在對Ti/Al/Ti結構之金屬膜的乾蝕刻處理中,係使用氯氣、或氯氣與三氯化硼氣體之混合氣體作為處理氣體。此外,為了形狀控制之目的,因此對各金屬膜一邊變化流量等之處理條件一邊進行多階段之蝕刻處理。More specifically, in the dry etching process of the metal film of the Ti/Al/Ti structure, chlorine gas or a mixture of chlorine gas and boron trichloride gas is used as the processing gas. In addition, for the purpose of shape control, the etching process is carried out in multiple stages while changing the processing conditions such as flow rate for each metal film.

此外,在對Mo/Al/Mo結構之金屬膜的乾蝕刻處理中,對上層的鉬膜係使用六氟化硫等包含氟系之氣體的處理氣體。另一方面,對鋁膜則使用氯氣與三氯化硼氣體之混合氣體作為處理氣體,對下層的鉬膜則使用氯氣等包含氯系之氣體的處理氣體(以上,對基板進行蝕刻處理的工程)。In addition, in the dry etching process of the metal film of the Mo/Al/Mo structure, the upper molybdenum film is treated with a treatment gas containing a fluorine-based gas such as sulfur hexafluoride. On the other hand, the aluminum film is treated with a mixed gas of chlorine gas and boron trichloride gas, and the lower molybdenum film is treated with a treatment gas containing a chlorine-based gas such as chlorine gas (the above is the process of etching the substrate).

接著,將針對多層金屬膜已被實施了包含氯的處理氣體的乾蝕刻處理的基板G,收容在水蒸氣處理裝置100之上腔室110和下腔室130的雙方或任一方。接著,藉由對上腔室110的處理空間S1或下腔室130的處理空間S2供給水蒸氣,而對基板G進行上述的水蒸氣處理(After treatment)。藉由該水蒸氣處理將多層金屬膜的表面上被圖案化的阻劑膜等上所附著的氯予以除去(以上為供給水蒸氣進行處理的工程)。Next, the substrate G on which the multi-layer metal film has been subjected to dry etching treatment using a treatment gas containing chlorine is placed in both or one of theupper chamber 110 and thelower chamber 130 of the watervapor treatment apparatus 100. Next, the above-mentioned water vapor treatment (after treatment) is performed on the substrate G by supplying water vapor to the treatment space S1 of theupper chamber 110 or the treatment space S2 of thelower chamber 130. The chlorine attached to the patterned resist film and the like on the surface of the multi-layer metal film is removed by the water vapor treatment (the above is a process of supplying water vapor for treatment).

本實施形態的乾蝕刻方法中,在After treatment中係藉由載置台調溫部310對第一載置台120或第二載置台140進行調溫控制。此外,分別藉由第三開口周圍調溫部320與第四開口周圍調溫部330對隔離器160的第三開口164的周圍與第四開口165的周圍進行調溫控制。藉由該調溫控制將上腔室110的處理空間S1或下腔室130的處理空間S2中的溫度(第一溫度)調整為始終低於氣化器211、241的溫度,如此則可以抑制供給的水蒸氣之液化。In the dry etching method of this embodiment, in the after treatment, the temperature of thefirst stage 120 or thesecond stage 140 is controlled by the stagetemperature control unit 310. In addition, the temperature around thethird opening 164 and the temperature around thefourth opening 165 of theisolator 160 are controlled by the third opening peripherytemperature control unit 320 and the fourth opening peripherytemperature control unit 330, respectively. By the temperature control, the temperature (first temperature) in the processing space S1 of theupper chamber 110 or the processing space S2 of thelower chamber 130 is adjusted to be always lower than the temperature of thevaporizers 211 and 241, so that the liquefaction of the supplied water vapor can be suppressed.

針對上述實施形態舉出的構成等,可以組合其他構成要素等而成為其他實施形態,此外,本揭示不限定於上述所示構成。在不脫離本揭示之要旨的範圍內可以進行變更,可以根據該應用形態適當地決定。The configurations and the like listed for the above-mentioned embodiments can be combined with other components and the like to form other embodiments, and the present disclosure is not limited to the configurations shown above. Changes can be made within the scope of the gist of the present disclosure and can be appropriately determined according to the application form.

20:搬送裝置(搬送腔室)22A:第一閘門23:第五開口24:第六開口100:水蒸氣處理裝置110:上腔室116:第一開口130:下腔室136:第二開口160:隔離器164:第三開口166:第一調溫部165:第四開口167:第二調溫部211:氣化器(水蒸氣氣化器)241:氣化器(水蒸氣氣化器)G:基板20: Transport device (transport chamber)22A: First gate23: Fifth opening24: Sixth opening100: Water vapor treatment device110: Upper chamber116: First opening130: Lower chamber136: Second opening160: Isolator164: Third opening166: First temperature control unit165: Fourth opening167: Second temperature control unit211: Vaporizer (water vapor vaporizer)241: Vaporizer (water vapor vaporizer)G: Substrate

[圖1]表示應用了基於實施形態的水蒸氣處理裝置的後處理(After treatment)的薄膜電晶體之一例的縱剖面圖。[圖2]表示蝕刻處理後之電極附近之狀態的示意圖。[圖3]表示After treatment處理後之電極附近之狀態的示意圖。[圖4]表示實施形態的基板處理系統之一例的俯視圖。[圖5]實施形態的水蒸氣處理裝置之一例之縱剖面圖。[圖6]沿著圖5之VI-VI線的視圖,係上腔室和下腔室之縱剖面圖。[圖7]沿著圖5之VII-VII線的視圖,係實施形態的水蒸氣處理裝置之一例之橫剖面圖。[圖8]沿著圖5之VIII-VIII線的視圖,係隔離器之縱剖面圖。[圖9]表示實施形態的水蒸氣處理裝置的處理流程之一例的流程圖。[圖10]表示氣化器與內側腔室之壓力控制方法之一例的圖。[FIG. 1] is a longitudinal cross-sectional view showing an example of a thin film transistor to which post-treatment (after treatment) based on a water vapor treatment device of an embodiment is applied.[FIG. 2] is a schematic diagram showing a state near an electrode after etching treatment.[FIG. 3] is a schematic diagram showing a state near an electrode after after-treatment treatment.[FIG. 4] is a top view showing an example of a substrate processing system of an embodiment.[FIG. 5] is a longitudinal cross-sectional view of an example of a water vapor treatment device of an embodiment.[FIG. 6] is a longitudinal cross-sectional view of an upper chamber and a lower chamber, taken along line VI-VI of FIG. 5.[FIG. 7] is a transverse cross-sectional view of an example of a water vapor treatment device of an embodiment, taken along line VII-VII of FIG. 5.[Fig. 8] A view along line VIII-VIII of Fig. 5, which is a longitudinal cross-sectional view of the isolator.[Fig. 9] A flow chart showing an example of a treatment process of a water vapor treatment device in an implementation form.[Fig. 10] A diagram showing an example of a pressure control method for a vaporizer and an inner chamber.

20:搬送裝置(搬送腔室)20: Transport device (transport chamber)

22a,22b:密封溝22a, 22b: Sealing groove

22A:第一閘門22A: First Gate

23:第五開口23: The fifth opening

24:第六開口24: The sixth opening

25:第一開關門25: First opening and closing door

26:第二開關門26: Second opening and closing door

100:水蒸氣處理裝置100: Water vapor treatment device

110:上腔室110: Upper chamber

116:第一開口116: First opening

130:下腔室130: Lower chamber

136:第二開口136: Second opening

111:筐體111:Basket

112:上蓋112: Upper cover

111b:底板111b: Bottom plate

111a:側壁111a: Side wall

112a:卡合凹部112a: snap-fit recess

111c:卡合端部111c: snap-fit end

131:筐體131:Basket

132:下蓋132: Lower cover

131b:頂板131b: Top plate

131a:側壁131a: Side wall

132a:卡合凹部132a: snap-fit recess

131c:卡合端部131c: snap-fit end

120:第一載置台120: First loading platform

124:突起124: protrusion

140:第二載置台140: Second loading platform

144:突起144: protrusion

115:第一端面115: First end face

115a,135a:密封溝115a,135a: Sealing groove

115b,135b:螺孔115b,135b: screw hole

122,142:調溫媒體流路122,142: Temperature-controlled medium flow path

135:第二端面135: Second end face

150:隔熱構件150: Thermal insulation components

160:隔離器160: Isolator

162:第三端面162: The third end face

162a,162b,162c:密封溝162a,162b,162c: Sealing groove

163:第四端面163: Fourth end face

163a,163b,163c:密封溝163a,163b,163c: Sealing groove

164:第三開口164: The third opening

166:第一調溫部166: First temperature control unit

165:第四開口165: The fourth opening

167:第二調溫部167: Second temperature control unit

171,172,173,174:O型環171,172,173,174: O-ring

180:間隔件180: Spacer

G:基板G: Substrate

S1,S2:處理空間S1, S2: Processing space

Claims (12)

Translated fromChinese
一種水蒸氣處理裝置,係藉由水蒸氣針對已實施了基於處理氣體的處理之基板進行處理,並且經由搬送裝置具有的第一閘門在與前述搬送裝置之間進行前述基板之傳遞的水蒸氣處理裝置,該水蒸氣處理裝置具有:上下堆疊的上腔室和下腔室;及隔離器,其介於前述上腔室和前述下腔室與前述第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門;前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口與前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣之氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部。A water vapor treatment device is a device for treating a substrate that has been treated with a treatment gas by water vapor, and transferring the substrate between the transfer device and the transfer device via a first gate provided by the transfer device. The water vapor treatment device comprises: an upper chamber and a lower chamber stacked up and down; and an isolator disposed between the upper chamber, the lower chamber and the first gate, and connected to the upper chamber, the lower chamber, and the first gate; the upper chamber has a The upper chamber has a first opening, the lower chamber has a second opening, the isolator has a third opening and a fourth opening respectively connected to the first opening and the second opening, the third opening and the fourth opening are respectively connected to the fifth opening and the sixth opening of the first gate, the upper chamber and the lower chamber are connected to a common or individual water vapor vaporizer, and the isolator has a first temperature regulating part around the third opening and a second temperature regulating part around the fourth opening.如請求項1之水蒸氣處理裝置,其中前述上腔室與前述下腔室分別具備與前述隔離器呈對向的第一端面與第二端面,前述隔離器具備:與前述第一端面和前述第二端面呈對向的第三端面,及與前述第一閘門呈對向的第四端面,在前述第一端面和前述第二端面與前述第三端面之至少一方、以及前述第四端面中設置有多個點狀之間隔件,經由多個前述間隔件使前述第一端面和前述第二端面與前述第三端面抵接,並使前述第四端面與前述第一閘門抵接。As in claim 1, the water vapor treatment device, wherein the upper chamber and the lower chamber respectively have a first end face and a second end face opposite to the isolator, the isolator has: a third end face opposite to the first end face and the second end face, and a fourth end face opposite to the first gate, a plurality of dot-shaped spacers are provided in at least one of the first end face, the second end face and the third end face, and the fourth end face, and the first end face and the second end face are abutted against the third end face through the plurality of spacers, and the fourth end face is abutted against the first gate.如請求項2之水蒸氣處理裝置,其中在前述第一端面和前述第二端面與前述第三端面之至少一方、以及前述第四端面中設置有多個螺孔,螺孔狀之前述間隔件被螺合在前述螺孔。As in claim 2, a water vapor treatment device is provided with a plurality of screw holes in at least one of the first end face, the second end face, the third end face, and the fourth end face, and the screw hole-shaped spacer is screwed into the screw hole.如請求項2之水蒸氣處理裝置,其中前述間隔件係由導熱率比前述上腔室與前述下腔室與前述隔離器之形成材料低的材料形成。As in claim 2, the water vapor treatment device, wherein the aforementioned spacer is formed of a material having a lower thermal conductivity than the material forming the aforementioned upper chamber, the aforementioned lower chamber, and the aforementioned isolator.如請求項1至4之中任一之水蒸氣處理裝置,其中前述第一調溫部與前述第二調溫部均具備供熱媒流通的流路。A water vapor treatment device as claimed in any one of claims 1 to 4, wherein the first temperature regulating section and the second temperature regulating section both have a flow path for heat medium circulation.一種基板處理系統,係具有:一個以上的處理裝置,其藉由處理氣體對基板進行處理;搬送裝置,其具備第一閘門與一個以上之第二閘門,並經由前述第二閘門在與前述處理裝置之間進行前述基板之傳遞;及水蒸氣處理裝置,其經由前述第一閘門在與前述搬送裝置之間進行前述基板之傳遞,並藉由水蒸氣對已實施了基於處理氣體的處理之前述基板進行處理;前述水蒸氣處理裝置具有:上下堆疊的上腔室和下腔室;及隔離器,其介於前述上腔室和前述下腔室與前述第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門;前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口和前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣之氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部。A substrate processing system comprises: one or more processing devices, which process substrates by processing gas; a transfer device, which has a first gate and one or more second gates, and transfers the substrates between the processing devices via the second gates; and a water vapor processing device, which transfers the substrates between the transfer device via the first gate, and processes the substrates that have been processed by the processing gas by water vapor; the water vapor processing device comprises: an upper chamber and a lower chamber stacked up and down; and an isolator, which is between the upper chamber and the lower chamber and The first gate is connected to the upper chamber, the lower chamber, and the first gate; the upper chamber has a first opening, the lower chamber has a second opening, the isolator has a third opening and a fourth opening respectively connected to the first opening and the second opening, the third opening and the fourth opening are respectively connected to the fifth opening and the sixth opening of the first gate, the upper chamber and the lower chamber are connected to a common or individual water vapor vaporizer, the isolator has a first temperature regulating part around the third opening, and a second temperature regulating part around the fourth opening.一種水蒸氣處理方法,係經由搬送裝置具有的第一閘門在與前述搬送裝置之間進行基板之傳遞,並藉由水蒸氣對已實施了基於處理氣體的處理之前述基板進行處理者,該水蒸氣處理方法具有以下工程:準備水蒸氣處理裝置的工程,該水蒸氣處理裝置係具有:上下堆疊的上腔室和下腔室,及隔離器,其介於前述上腔室和前述下腔室與前述第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門,前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口與前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部;及將已實施了基於處理氣體的處理之前述基板收容在前述上腔室和前述下腔室之至少一方,並供給水蒸氣進行處理的工程;在供給前述水蒸氣進行處理的工程中,當前述上腔室和前述下腔室之至少一方之溫度在第一溫度以上之溫度氛圍下進行處理時,係將對應的前述第三開口的周圍或前述第四開口的周圍、或者前述第三開口的周圍與前述第四開口的周圍之雙方都調整為前述第一溫度以上之相同的溫度。A water vapor treatment method is to transfer a substrate between a transport device and the aforementioned transport device through a first gate, and to treat the aforementioned substrate which has been treated with a treatment gas by water vapor. The water vapor treatment method has the following process: a process of preparing a water vapor treatment device, the water vapor treatment device having: an upper chamber and a lower chamber stacked up and down, and an isolator, which is between the aforementioned upper chamber and the aforementioned lower chamber and the aforementioned first gate, and is connected to the aforementioned upper chamber, the aforementioned lower chamber, and the aforementioned first gate, the aforementioned upper chamber having a first opening, the aforementioned lower chamber having a second opening, the aforementioned isolator having a third opening and a fourth opening respectively connected to the aforementioned first opening and the aforementioned second opening, the aforementioned third opening and the aforementioned fourth opening respectively connected to the aforementioned first gate The fifth and sixth openings are provided, the upper chamber and the lower chamber are connected to a common or separate water vapor vaporizer, the isolator is provided with a first temperature regulating part around the third opening, and a second temperature regulating part around the fourth opening; and the substrate which has been processed by the processing gas is accommodated in at least one of the upper chamber and the lower chamber, and water vapor is supplied for processing; in the process of supplying the water vapor for processing, when the temperature of at least one of the upper chamber and the lower chamber is processed under a temperature atmosphere above the first temperature, the surrounding of the corresponding third opening or the surrounding of the fourth opening, or both the surrounding of the third opening and the surrounding of the fourth opening are adjusted to the same temperature above the first temperature.如請求項7之水蒸氣處理方法,其中前述第一溫度為60℃以上120℃以下。As in claim 7, the water vapor treatment method, wherein the aforementioned first temperature is above 60°C and below 120°C.如請求項7或8之水蒸氣處理方法,其中在對前述上腔室與前述下腔室之其中任一方腔室進行維護時,僅使用其中另一方之腔室對前述基板供給水蒸氣並進行處理,將與進行維護的前述一方腔室對應的前述第三開口的周圍或前述第四開口的周圍之溫度調整為小於前述第一溫度之溫度。The water vapor treatment method of claim 7 or 8, wherein when maintaining either the upper chamber or the lower chamber, only the other chamber is used to supply water vapor to the substrate and perform treatment, and the temperature around the third opening or the fourth opening corresponding to the one chamber being maintained is adjusted to a temperature lower than the first temperature.一種乾蝕刻方法,係在製程腔室中對基板實施基於處理氣體的處理之後,經由搬送裝置具有的第一閘門進行前述基板之傳遞,並藉由水蒸氣來處理前述基板者,該乾蝕刻方法具有以下工程:準備水蒸氣處理裝置的工程,該水蒸氣處理裝置係具有:上下堆疊的上腔室和下腔室,及隔離器,其介於前述上腔室和前述下腔室與前述第一閘門之間,且連接到前述上腔室、前述下腔室、和前述第一閘門,前述上腔室具備第一開口,前述下腔室具備第二開口,前述隔離器具備分別連通於前述第一開口與前述第二開口的第三開口與第四開口,前述第三開口與前述第四開口分別連通於前述第一閘門具備的第五開口與第六開口,前述上腔室和前述下腔室係與共同的或個別的水蒸氣氣化器連通,前述隔離器,係在前述第三開口的周圍具備第一調溫部,且在前述第四開口的周圍具備第二調溫部;將具有包含鋁的多層結構之金屬膜的前述基板收容在前述製程腔室內,並藉由包含含氯氣體的前述處理氣體來生成電漿而對前述基板進行蝕刻處理的工程;及將已實施了基於前述處理氣體的處理之前述基板收容在前述上腔室和前述下腔室之至少一方,並供給水蒸氣進行處理的工程,在供給前述水蒸氣進行處理的工程中,當前述上腔室和前述下腔室之至少一方之溫度在第一溫度以上之溫度氛圍下處理時,係將對應的前述第三開口的周圍或前述第四開口的周圍、或者前述第三開口的周圍與前述第四開口的周圍之雙方都調整為前述第一溫度以上之相同的溫度。A dry etching method is to treat a substrate in a process chamber by a treatment gas, and then transfer the substrate through a first gate of a transfer device, and treat the substrate by water vapor. The dry etching method comprises the following steps: preparing a water vapor treatment device, wherein the water vapor treatment device comprises an upper chamber and a lower chamber stacked up and down, and an isolator between the upper chamber and the lower chamber and the first gate. The isolator is provided with a first opening and a second opening, and the isolator is provided with a third opening and a fourth opening respectively connected to the first opening and the second opening, and the third opening and the fourth opening are respectively connected to the fifth opening and the sixth opening of the first gate, and the upper chamber and the lower chamber are connected to a common or separate water vapor gasification system. The isolator is connected to the upper chamber, the isolator is provided with a first temperature regulating part around the third opening, and a second temperature regulating part around the fourth opening; the substrate having a metal film with a multi-layer structure including aluminum is accommodated in the process chamber, and the substrate is etched by generating plasma using the treatment gas including chlorine-containing gas; and the substrate which has been treated by the treatment gas is accommodated in the upper chamber and At least one of the aforementioned lower chambers is treated by supplying water vapor. In the process of supplying water vapor for treatment, when the temperature of at least one of the aforementioned upper chamber and the aforementioned lower chamber is treated in a temperature atmosphere above the first temperature, the surrounding of the corresponding aforementioned third opening or the surrounding of the aforementioned fourth opening, or both the surrounding of the aforementioned third opening and the surrounding of the aforementioned fourth opening are adjusted to the same temperature above the aforementioned first temperature.如請求項10之乾蝕刻方法,其中前述金屬膜,係由鋁膜、和位於前述鋁膜之上層與下層的鈦膜或者鉬膜形成。As in claim 10, the dry etching method, wherein the metal film is formed by an aluminum film, and a titanium film or a molybdenum film located above and below the aluminum film.如請求項10或11之乾蝕刻方法,其中前述含氯氣體為氯氣、三氯化硼氣體、四氯化碳氣體之任一種氣體、或者混合了彼等之中之至少二種以上的混合氣體。In the dry etching method of claim 10 or 11, the chlorine-containing gas is any one of chlorine gas, boron trichloride gas, carbon tetrachloride gas, or a mixed gas of at least two of them.
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