CN114045122A - Medical double-sided adhesive tape and manufacturing method thereof - Google Patents
Medical double-sided adhesive tape and manufacturing method thereofDownload PDFInfo
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- CN114045122A CN114045122ACN202111301653.XACN202111301653ACN114045122ACN 114045122 ACN114045122 ACN 114045122ACN 202111301653 ACN202111301653 ACN 202111301653ACN 114045122 ACN114045122 ACN 114045122A
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- 239000002390adhesive tapeSubstances0.000titleclaimsabstractdescription19
- 238000004519manufacturing processMethods0.000titleclaimsdescription11
- 239000010410layerSubstances0.000claimsabstractdescription90
- XUIMIQQOPSSXEZ-UHFFFAOYSA-NSiliconChemical compound[Si]XUIMIQQOPSSXEZ-UHFFFAOYSA-N0.000claimsabstractdescription44
- 229910052710siliconInorganic materials0.000claimsabstractdescription44
- 239000010703siliconSubstances0.000claimsabstractdescription44
- 239000004820Pressure-sensitive adhesiveSubstances0.000claimsabstractdescription28
- 230000001681protective effectEffects0.000claimsabstractdescription23
- 239000000463materialSubstances0.000claimsabstractdescription5
- 229920001296polysiloxanePolymers0.000claimsdescription23
- 238000006459hydrosilylation reactionMethods0.000claimsdescription18
- -1polypropylenePolymers0.000claimsdescription18
- ZHPNWZCWUUJAJC-UHFFFAOYSA-NfluorosiliconChemical compound[Si]FZHPNWZCWUUJAJC-UHFFFAOYSA-N0.000claimsdescription16
- 239000000758substrateSubstances0.000claimsdescription16
- 238000004381surface treatmentMethods0.000claimsdescription16
- 229920006267polyester filmPolymers0.000claimsdescription15
- 239000004743PolypropyleneSubstances0.000claimsdescription12
- 125000003342alkenyl groupChemical group0.000claimsdescription12
- 125000000524functional groupChemical group0.000claimsdescription12
- BASFCYQUMIYNBI-UHFFFAOYSA-NplatinumChemical compound[Pt]BASFCYQUMIYNBI-UHFFFAOYSA-N0.000claimsdescription12
- 229920001155polypropylenePolymers0.000claimsdescription12
- 229920001721polyimidePolymers0.000claimsdescription11
- 239000011248coating agentSubstances0.000claimsdescription10
- 238000000576coating methodMethods0.000claimsdescription10
- 239000004698PolyethyleneSubstances0.000claimsdescription6
- 239000003054catalystSubstances0.000claimsdescription6
- 238000004132cross linkingMethods0.000claimsdescription6
- 229910052697platinumInorganic materials0.000claimsdescription6
- 229920000573polyethylenePolymers0.000claimsdescription6
- 229920006264polyurethane filmPolymers0.000claimsdescription6
- 229920006255plastic filmPolymers0.000claimsdescription5
- 239000002985plastic filmSubstances0.000claimsdescription5
- 125000002887hydroxy groupChemical group[H]O*0.000claimsdescription3
- 229920002050silicone resinPolymers0.000claimsdescription3
- 239000000853adhesiveSubstances0.000claims1
- 230000001070adhesive effectEffects0.000claims1
- 238000000034methodMethods0.000claims1
- 238000001035dryingMethods0.000description5
- 238000010438heat treatmentMethods0.000description2
- 229920002379silicone rubberPolymers0.000description2
- 230000000638stimulationEffects0.000description2
- 206010002198Anaphylactic reactionDiseases0.000description1
- 201000004624DermatitisDiseases0.000description1
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- 208000003455anaphylaxisDiseases0.000description1
- 230000009286beneficial effectEffects0.000description1
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Images
Classifications
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
- C09J7/243—Ethylene or propylene polymers
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
- C09J7/401—Adhesives in the form of films or foils characterised by release liners characterised by the release coating composition
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
- C09J2301/1242—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape the opposite adhesive layers being different
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2423/00—Presence of polyolefin
- C09J2423/10—Presence of homo or copolymers of propene
- C09J2423/106—Presence of homo or copolymers of propene in the substrate
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2475/00—Presence of polyurethane
- C09J2475/006—Presence of polyurethane in the substrate
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2479/00—Presence of polyamine or polyimide
- C09J2479/08—Presence of polyamine or polyimide polyimide
- C09J2479/086—Presence of polyamine or polyimide polyimide in the substrate
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2483/00—Presence of polysiloxane
- C09J2483/005—Presence of polysiloxane in the release coating
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials For Medical Uses (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
Technical Field
The invention belongs to the technical field of medical instrument auxiliary articles, and particularly relates to a medical double-sided adhesive tape and a manufacturing method thereof.
Background
The adhesive tape is commonly used in the use and wearing of medical instruments, at present, adhesive tapes or daily adhesive tapes are mostly adopted, skin allergy is easy to generate, particularly, the adhesive tapes cannot meet the requirements along with the wide application of organic silicon on the medical instruments, and therefore, the development of the adhesive tape which can be adhered to an organic silicon elastic material and human skin and cannot generate anaphylactic reaction is an important subject.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a medical double-sided adhesive tape, which adopts the technical scheme that: the utility model provides a medical double-sided tape which characterized in that includes protective film layer, organic silicon gel layer, substrate layer, organic silicon pressure sensitive adhesive layer and from the top down sets gradually and leaves the type rete.
This aspect of the invention is further characterized in that:
the substrate layer is a polyurethane film or a polyimide film or a polypropylene film or a polyester film.
The release film layer is a polyester film subjected to organic fluorine-silicon surface treatment, a polyimide film subjected to organic fluorine-silicon surface treatment, or other high-temperature-resistant plastic films or release papers subjected to organic fluorine-silicon surface treatment.
The protective film layer is a polyethylene film or a polypropylene film.
The thickness of the organic silicon gel layer is 80um-3000um, preferably 100um-500um, more preferably 180um-250 um; the thickness of the organic silicon pressure-sensitive adhesive layer is 5um-600um, preferably 10um-300um, and more preferably 15um-80 um.
The protective film layer can be replaced by a release film layer.
The invention also provides a manufacturing method of the medical double-sided adhesive tape, which is characterized by comprising the following steps:
1) providing a substrate layer made of a polyurethane film or a polyimide film or a polypropylene film or a polyester film; the release film is made of a polyester film subjected to organic fluorine-silicon surface treatment, a polyimide film subjected to organic fluorine-silicon surface treatment, and other high-temperature-resistant plastic films or release papers subjected to organic fluorine-silicon surface treatment; a protective film made of a polyethylene film or a polypropylene film or a polyester film surface-treated with organofluorosilicone;
2) coating organic silicon gel on one side of the base material layer to form an organic silicon gel layer and cover the protective film;
3) and coating the organic silicon pressure-sensitive adhesive on the release film to form an organic silicon pressure-sensitive adhesive layer, and sticking the organic silicon pressure-sensitive adhesive layer on the other side of the substrate layer.
The other aspect of the invention is further characterized in that:
the protective film layer can be replaced by a release film layer.
In the step 2), the coated organic silicon gel is addition type vulcanized organic silicon gel which is uniformly coated on the substrate film layer, the coating thickness is 80-3000 um, and the organic silicon gel layer is formed by natural curing or heating curing.
In the step 2), the silicone gel is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
In the step 3), the organic silicon pressure-sensitive adhesive is coated on a release film, the coating thickness is 5um-600um, and the organic silicon pressure-sensitive adhesive layer is formed by drying at the temperature of 60-200 ℃ for 60 seconds to 50 minutes.
In the step 3), the silicone pressure-sensitive adhesive is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, a silicone resin having hydroxyl groups, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
The invention has the beneficial effects that:
the medical double-sided adhesive tape comprises the protective film layer, the organic silicon gel layer, the base material layer, the organic silicon pressure-sensitive adhesive layer and the release film layer, is convenient to carry, can be used for bonding skin by tearing off the organic silicon gel layer of the protective film layer when in use, and can be used for bonding an organic silicon elastomer on a medical instrument after tearing off the release film layer on the other side, so that the medical instrument can be conveniently used, has no stimulation and harm to the skin, and can be well applied to an ostomy bag of an ostomy care device.
Drawings
Fig. 1 is a schematic structural diagram according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1, the medical double-sided adhesive tape is characterized by comprising aprotective film layer 1, an organicsilicon gel layer 2, asubstrate layer 3, an organic silicon pressure-sensitive adhesive layer 4 and a release film layer 5 which are sequentially arranged from top to bottom.
In a specific embodiment, thesubstrate layer 3 may adopt a polyurethane film or a polyimide film or a polypropylene film or a polyester film; the release film layer 5 can adopt a polyester film subjected to organic fluorine-silicon surface treatment, a polyimide film subjected to organic fluorine-silicon surface treatment, or other high-temperature-resistant plastic films or release papers subjected to organic fluorine-silicon surface treatment; theprotective film layer 1 may be a polyethylene film, a polypropylene film, or a polyester film surface-treated with organofluoro-silicone.
In practical application, the thickness of thesilicone gel layer 2 is 80um to 3000um, preferably 100um to 500um, and more preferably 180um to 250 um; in a specific embodiment, the thickness of thesilicone gel layer 2 can be selected from 80um, 100um, 180um, 250um, 500um, 3000 um; in practical application, the thickness of the organic silicon pressure-sensitive adhesive layer 4 is 5um to 600um, preferably 10um to 300um, and more preferably 15um to 80 um; in a specific embodiment, the thickness of the silicone sub-sensitive adhesive layer 4 can be selected from 5um, 10um, 15um, 80um, 300um, 600 um;
in practical application, theprotective film layer 1 can be replaced by a release film layer 5.
The invention also provides a manufacturing method of the medical double-sided adhesive tape, which comprises the following steps:
1) providing a substrate layer made of a polyurethane film or a polyimide film or a polypropylene film or a polyester film; a release film made of a polyester film subjected to organic fluorine-silicon surface treatment; a protective film made of a polyethylene film or a polypropylene film or a polyester film surface-treated with organofluorosilicone;
2) coating organic silicon gel on one side of the base material layer to form an organic silicon gel layer and cover the protective film;
3) and coating the organic silicon pressure-sensitive adhesive on the release film to form an organic silicon pressure-sensitive adhesive layer, and sticking the organic silicon pressure-sensitive adhesive layer on the other side of the substrate layer.
In practical application, the silicone gel coated in the step 2) is an addition type vulcanized silicone gel, which is uniformly coated on the substrate film layer, and the coating thickness can be selected from 80um, 100um, 180um, 250um, 500um and 3000 um; and naturally curing or heating and curing to form the organic silicon gel layer. In the step 2), the silicone gel is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
In practical application, in the step 3), the organic silicon pressure-sensitive adhesive is coated on the release film, and the coating thickness can be selected from 5um, 10um, 15um, 80um, 300um and 600 um; the drying temperature can be selected from 60 ℃, 100 ℃, 150 ℃ and 200 ℃, the drying time is 50 minutes, 20 minutes, 3 minutes and 60 seconds, the higher the temperature is, the shorter the drying time is, and the organic silicon pressure-sensitive adhesive layer is formed by drying. In the step 3), the silicone pressure-sensitive adhesive is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, a silicone resin having hydroxyl groups, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
Because the medical double-sided tape comprises theprotective film layer 1, the organicsilicon gel layer 2, thesubstrate layer 3, the organic silicon pressure-sensitive adhesive layer 4 and the release film layer 5, the medical double-sided tape is convenient to carry, when in use, the organicsilicon gel layer 2 is used for bonding skin by tearing off theprotective film layer 1, and after the release film layer 5 is torn off on the other side, the organic silicon pressure-sensitive adhesive layer 4 is used for bonding an organic silicon elastomer on a medical instrument, so that the medical instrument can be conveniently used, and the medical double-sided tape has no stimulation and harm to the skin, and can be well applied to an ostomy bag of an ostomy care device.
In practical application, the protective film layer can be replaced by a release film layer.
While the invention has been described with respect to the foregoing technical disclosure and features, it will be understood that various changes and modifications in the above structure, including combinations of features disclosed herein either individually or as claimed, and obviously including other combinations of such features, may be resorted to by those skilled in the art, without departing from the spirit of the invention. Such variations and/or combinations are within the skill of the art to which the invention pertains and are within the scope of the following claims.
Claims (12)
1. The utility model provides a medical double-sided tape which characterized in that includes protective film layer, organic silicon gel layer, substrate layer, organic silicon pressure sensitive adhesive layer and from the top down sets gradually and leaves the type rete.
2. The medical double-sided tape as claimed in claim 1, wherein: the substrate layer is a polyurethane film or a polyimide film or a polypropylene film or a polyester film.
3. The medical double-sided tape as claimed in claim 1, wherein: the release film layer is a polyester film subjected to organic fluorine-silicon surface treatment, a polyimide film subjected to organic fluorine-silicon surface treatment, or other high-temperature-resistant plastic films or release papers subjected to organic fluorine-silicon surface treatment.
4. The medical double-sided tape as claimed in claim 1, wherein: the protective film layer is a polyethylene film or a polypropylene film.
5. The medical double-sided tape as claimed in claim 1, wherein: the thickness of the organic silicon gel layer is 80-3000 um; the thickness of organosilicon pressure sensitive adhesive layer is 5um-600 um.
6. The medical double-sided tape as claimed in claim 1, wherein: the protective film layer is replaced by a release film layer.
7. The method for manufacturing a double-sided adhesive tape for medical use according to any one of claims 1 to 6, characterized by comprising the steps of:
1) providing a substrate layer made of a polyurethane film or a polyimide film or a polypropylene film or a polyester film; the release film is made of a polyester film subjected to organic fluorine-silicon surface treatment, a polyimide film subjected to organic fluorine-silicon surface treatment, and other high-temperature-resistant plastic films or release papers subjected to organic fluorine-silicon surface treatment; a protective film made of a polyethylene film or a polypropylene film;
2) coating organic silicon gel on one side of the base material layer to form an organic silicon gel layer and cover the protective film;
3) and coating the organic silicon pressure-sensitive adhesive on the release film to form an organic silicon pressure-sensitive adhesive layer, and sticking the organic silicon pressure-sensitive adhesive layer on the other side of the substrate layer.
8. The method of manufacturing a double-sided adhesive tape for medical use according to claim 7, wherein in the step 2), the coated silicone gel is an addition type vulcanized silicone gel which is uniformly coated on the substrate film layer, coated to a thickness of 80 to 3000um, and naturally cured or heat cured to form a silicone gel layer.
9. The method of manufacturing double-sided adhesive tape for medical use according to claim 7, wherein in the step 2), the silicone gel is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
10. The method of manufacturing a double-sided adhesive tape for medical use according to claim 7, wherein in the step 3), the silicone pressure-sensitive adhesive is coated on the release film to a thickness of 5um to 600um, and dried at a temperature of 60 to 200 ℃ for 60 seconds to 50 minutes to form the silicone pressure-sensitive adhesive layer.
11. The method of manufacturing a double-sided adhesive tape for medical use according to claim 10, wherein in the step 3), the silicone pressure-sensitive adhesive is prepared by crosslinking a composition comprising: an organopolysiloxane having at least two alkenyl functional groups per molecule, a polyorganohydrogensiloxane having at least three hydrosilation functional groups per molecule, a silicone resin having hydroxyl groups, and a platinum-based hydrosilylation catalyst, wherein the molar ratio of hydrosilation to alkenyl groups is greater than 1.
12. The method of manufacturing a double-sided adhesive medical tape according to claim 7, wherein the protective film layer is replaced with a release film layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301653.XACN114045122A (en) | 2021-11-04 | 2021-11-04 | Medical double-sided adhesive tape and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301653.XACN114045122A (en) | 2021-11-04 | 2021-11-04 | Medical double-sided adhesive tape and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114045122Atrue CN114045122A (en) | 2022-02-15 |
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| CN202111301653.XAPendingCN114045122A (en) | 2021-11-04 | 2021-11-04 | Medical double-sided adhesive tape and manufacturing method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319065A (en)* | 1998-05-18 | 1999-11-24 | Fuji Yakuhin:Kk | Silicone sheet and surgical bandage using the same |
| CN104137275A (en)* | 2011-12-19 | 2014-11-05 | 道康宁公司 | Method of forming a photovoltaic cell module having improved impact resistance |
| CN105612219A (en)* | 2013-09-03 | 2016-05-25 | 道康宁东丽株式会社 | Silicone gel composition and use thereof |
| CN106137538A (en)* | 2015-03-27 | 2016-11-23 | 唐山市博世德医疗器械有限公司 | A kind of Silica hydrogel adhesive tape and preparation technology thereof |
| CN109661436A (en)* | 2016-09-26 | 2019-04-19 | 道康宁东丽株式会社 | Curing reactive silicone gel and its use |
- 2021
- 2021-11-04CNCN202111301653.XApatent/CN114045122A/enactivePending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319065A (en)* | 1998-05-18 | 1999-11-24 | Fuji Yakuhin:Kk | Silicone sheet and surgical bandage using the same |
| CN104137275A (en)* | 2011-12-19 | 2014-11-05 | 道康宁公司 | Method of forming a photovoltaic cell module having improved impact resistance |
| CN105612219A (en)* | 2013-09-03 | 2016-05-25 | 道康宁东丽株式会社 | Silicone gel composition and use thereof |
| CN106137538A (en)* | 2015-03-27 | 2016-11-23 | 唐山市博世德医疗器械有限公司 | A kind of Silica hydrogel adhesive tape and preparation technology thereof |
| CN109661436A (en)* | 2016-09-26 | 2019-04-19 | 道康宁东丽株式会社 | Curing reactive silicone gel and its use |
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