技术领域technical field
本发明属于纺织新材料领域，特别是涉及一种非织造无接头环状弹性绷带的制备方法。The invention belongs to the field of new textile materials, in particular to a method for preparing a non-woven jointless annular elastic bandage.
背景技术Background technique
绷带通常是具有弹性的管状织物，对佩戴的关节部位起到了支撑和保护的作用，例如运动中的护膝或护肘或者以保护方式或支撑方式起作用的脚踝绷带。传统的弹性绷带一般有两种，一种是采用弹性纤维得到的织机织物，经过特殊缝合技术，得到所护肢体的形状的绷带；另一种是采用针织技术，直接成型为所护肢体的形状的绷带。这两种共有的的特点都是时间长了就会产生松弛或变形，起不到很好的保护作用。弹性纤维的加入会影响并且机织类绷带由于缝合的问题，会出现应力不匀的现象，影响使用效果。Bandages are usually elastic tubular fabrics that support and protect the joints they are worn on, such as knee or elbow pads during sports or ankle bandages that act in a protective or supportive manner. There are generally two types of traditional elastic bandages. One is the loom fabric obtained from elastic fibers, which is shaped into the shape of the protected limb through special sewing techniques; the other is directly formed into the shape of the protected limb by knitting technology. shaped bandage. The common feature of these two types is that they will loosen or deform after a long time, and they will not play a good protective role. The addition of elastic fibers will affect and woven bandages will have uneven stress due to stitching problems, which will affect the use effect.
发明内容Contents of the invention
本发明的目的在于提供一种非织造无接头环状弹性绷带的制备方法，该弹性绷带具有直接成型，无接头，弹性持久性好的特点。The object of the present invention is to provide a method for preparing a non-woven jointless annular elastic bandage, which has the characteristics of direct molding, no joints, and good elasticity and durability.
为实现上述目的，本发明所采用的技术方案是:一种非织造无接头环状弹性绷带的制备方法，其特征在于它包括如下步骤：In order to achieve the above object, the technical solution adopted in the present invention is: a kind of preparation method of nonwoven jointless annular elastic bandage, it is characterized in that it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体59.8%-90%、硅橡胶5%-40%、辐敏剂0.1%-5%、抗氧化剂0.1%-0.5%；1) According to the mass percentage of each raw material: polyolefin elastomer 59.8%-90%, silicone rubber 5%-40%, radiation sensitizer 0.1%-5%, antioxidant 0.1%-0.5%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, feed into twin-screw extruder, extrude and pelletize to obtain polyolefin mixed masterbatch;
2）将聚烯烃混合母粒送入熔融纺丝机料斗，由喷丝头喷出，经过侧吹风甬道（或称侧吹风室甬道）冷却，再经卷绕装置在筒子上卷绕为初生绷带；2) Feed the polyolefin masterbatch into the hopper of the melt spinning machine, spray it out from the spinneret, cool it through the side blowing tunnel (or side blowing chamber tunnel), and then wind it on the bobbin through the winding device to form a primary bandage ;
3）将初生绷带送入热轧机上进行热轧边处理；3) Send the nascent bandage to the hot rolling mill for hot rolling edge treatment;
4）将热轧边处理后的初生绷带置于辐照环境下处理，在一定的辐照剂量下辐照，得到非织造无接头环状弹性绷带。4) The primary bandage after hot-rolled edge treatment is placed in an irradiation environment for treatment, and irradiated at a certain irradiation dose to obtain a non-woven jointless annular elastic bandage.
步骤1）所述的聚烯烃弹性体为乙烯基辛烯共聚物（或称乙烯-辛烯共聚物）或丙烯基辛烯共聚物（或称丙烯-辛烯共聚物）。The polyolefin elastomer described in step 1) is a vinyl octene copolymer (or called ethylene-octene copolymer) or acryl octene copolymer (or called propylene-octene copolymer).
步骤1）所述的硅橡胶为带有乙烯基的有机硅橡胶。The silicone rubber described in step 1) is silicone rubber with a vinyl group.
步骤1）所述的辐敏剂为丙烯酸酯、甲基丙烯酸酯或三烯丙基异氰脲酸酯等市场上可以买到的具有烯烃官能团的辐敏剂。The radiation sensitizer in step 1) is a commercially available radiation sensitizer with olefin functional groups such as acrylate, methacrylate or triallyl isocyanurate.
步骤1）所述的抗氧化剂为受阻酚类抗氧化剂或亚磷酸盐类抗氧化剂。The antioxidant in step 1) is hindered phenolic antioxidant or phosphite antioxidant.
步骤1）所述的双螺杆挤出机中，各区温度控制在120-300℃之间。In the twin-screw extruder described in step 1), the temperature of each zone is controlled between 120-300°C.
步骤2）所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状由最终产品用途决定的。The bobbin described in step 2) has a traverse device, which can realize regular reciprocating motion, and the shape of the bobbin is determined by the use of the final product.
步骤2）所述的熔融纺丝机中，各区温度控制在100-300℃之间。In the melt spinning machine described in step 2), the temperature of each zone is controlled between 100-300°C.
步骤2）所述的卷绕速度为300-600m/min。The winding speed described in step 2) is 300-600m/min.
步骤3）所述的热轧的温度为90-120℃。The temperature of the hot rolling in step 3) is 90-120°C.
步骤4）所述辐照剂量为30～200kGy。Step 4) The irradiation dose is 30-200kGy.
所述的步骤4）的辐照环境为高能电子束辐照或60Co-γ辐照。The irradiation environment of step 4) is high-energy electron beam irradiation or60 Co-γ irradiation.
所述的步骤4）的非织造无接头环状弹性绷带的断裂伸长率为300-1400%，100%伸长拉伸50次后弹性回复率为80-99.9%，说明本发明具有弹性持久性好的特点。The elongation at break of the non-woven jointless annular elastic bandage in the step 4) is 300-1400%, and the elastic recovery rate is 80-99.9% after 100% elongation and stretching for 50 times, indicating that the present invention has long-lasting elasticity Sexual characteristics.
本发明采用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂的混合母粒，通过非织造加工技术和辐照处理技术制备一种非织造无接头环状弹性绷带。The invention adopts the mixed masterbatch of polyolefin elastomer, silicone rubber, radiosensitizer and antioxidant, and prepares a non-woven jointless annular elastic bandage through non-woven processing technology and radiation treatment technology.
本发明的有益效果是：本发明是采用非织造的加工技术，得到了一种全新的无接头环状弹性绷带，由于经过辐照加工处理，实现了永久性的不变形、弹性持久性好的特点，适合长期佩戴，对肢体起到了很好的保护作用。另外，本发明是在设备上直接成型，根据筒子的形状得到了适合不同部位佩戴的绷带，加工工艺简单易操作。从而避免了现有技术中的两种类型产品的缺点，因此非织造无接头环状弹性绷带的开发意义重大。The beneficial effects of the present invention are: the present invention adopts the non-woven processing technology to obtain a brand-new jointless annular elastic bandage, which realizes permanent non-deformation and good elastic durability due to the irradiation processing Features, suitable for long-term wear, and has a good protective effect on the limbs. In addition, the present invention is directly molded on equipment, and bandages suitable for different parts are obtained according to the shape of the bobbin, and the processing technology is simple and easy to operate. Thereby avoiding the shortcoming of two types of products in the prior art, so the development of nonwoven jointless endless elastic bandage is of great significance.
具体实施方式Detailed ways
下面结合具体实施例，进一步阐述本发明，应理解，这些实施例仅用于说明本发明而不用于限制本发明的范围。此外应理解，在阅读了本发明讲授的内容之后，本领域技术人员可以对本发明作工作改动或修改，这些等价形式同样落于本申请所附权利要求书所限定的范围。The present invention will be further described below in conjunction with specific examples. It should be understood that these examples are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art may make changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims of the present application.
实施例1：Example 1:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体60%、硅橡胶35%、辐敏剂4.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 60%, silicone rubber 35%, radiation sensitizer 4.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-200℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, send into twin-screw extruder, control the temperature in each zone between 150-200°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由乙烯和辛烯的嵌段共聚物POE（美国埃克森美孚，牌号8230）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为三烯丙基异氰脲酸酯；抗氧化剂为受阻酚类（CHEMNOX1010）抗氧化剂。The polyolefin elastomer is a block copolymer of ethylene and octene POE (ExxonMobil, USA, brand 8230); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin City Xiangyou Polymer Material Co., Ltd., brand XY-202-B); radiation sensitizer is triallyl isocyanurate; antioxidant is hindered phenolic (CHEMNOX1010) antioxidant.
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在100-200℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以500m/min的速度卷绕为初生绷带；2) Send the polyolefin masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 100-200°C. It is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the Winding on the bobbin at a speed of 500m/min as a nascent bandage;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为100℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 100°C;
4）将热轧边处理后的初生绷带置于辐照环境下处理（60Co-γ辐照），在50kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为830%，100%伸长反复拉伸50次后弹性回复率为98.1%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (60 Co-γ irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 50kGy; the invention directly forms , without joints; using ASTM-D412-98a vulcanized rubber and thermoplastic elastomers-standard test method for tensile properties, the elongation at break of non-woven jointless endless elastic bandages is 830%, 100% elongation and repeated stretching for 50 The elastic recovery rate after the second time is 98.1%; it is illustrated that the present invention has good characteristics of elastic durability.
实施例2：Example 2:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体70%、硅橡胶25%、辐敏剂4.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 70%, silicone rubber 25%, radiation sensitizer 4.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-200℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, send into twin-screw extruder, control the temperature in each zone between 150-200°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由乙烯和辛烯的嵌段共聚物POE（美国埃克森美孚，牌号8230）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为三烯丙基异氰脲酸酯；抗氧化剂为受阻酚类（CHEMNOX1010）。The polyolefin elastomer is a block copolymer of ethylene and octene POE (ExxonMobil, USA, brand 8230); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin City Xiangyou Polymer Materials Co., Ltd., brand XY-202-B); radiosensitizer is triallyl isocyanurate; antioxidant is hindered phenols (CHEMNOX1010).
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在150-200℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以600m/min的速度卷绕为初生绷带；2) Feed the polyolefin mixed masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 150-200°C. It is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the The primary bandage is wound on the bobbin at a speed of 600m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为110℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 110°C;
4）将热轧边处理后的初生绷带置于辐照环境下处理（高能电子束辐照），在80kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为700%，100%伸长反复拉伸50次后弹性回复率为97.9%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (high-energy electron beam irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 80kGy; the present invention can be formed directly, No joints; the elongation at break of nonwoven jointless endless elastic bandages measured by ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—Standard Test Method for Tensile Properties, 700%, 100% elongation and repeated stretching 50 times The elastic recovery rate is 97.9%; it is illustrated that the present invention has good elastic durability.
实施例3：Example 3:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体75%、硅橡胶20%、辐敏剂4.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 75%, silicone rubber 20%, radiation sensitizer 4.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在120-170℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, feed into twin-screw extruder, control the temperature in each zone between 120-170°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由丙烯基共聚物POE（美国埃克森美孚，牌号VM6202）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为丙烯酸酯；抗氧化剂为受阻酚类（CHEMNOX1076）。The polyolefin elastomer is made of propylene-based copolymer POE (ExxonMobil, USA, brand VM6202); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin Xiangyou Polymer Material Co., Ltd., brand XY-202-B); radiation sensitizer is acrylate; antioxidant is hindered phenols (CHEMNOX1076).
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在150-250℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以300m/min的速度卷绕为初生绷带；2) Send the polyolefin masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 150-250°C. It is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the The primary bandage is wound on the bobbin at a speed of 300m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为90℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 90°C;
4）将热轧边处理后的初生绷带置于辐照环境（60Co-γ辐照）下处理，在100kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为1100%，100%伸长反复拉伸50次后弹性回复率为99.5%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (60 Co-γ irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 100kGy; the invention directly forms , without joints; using ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—standard test method for tensile properties, the elongation at break of nonwoven jointless endless elastic bandages is 1100%, 100% elongation and repeated stretching for 50 The elastic recovery rate is 99.5% after the second time; it is illustrated that the present invention has good characteristics of elastic durability.
实施例4：Example 4:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
一种非织造无接头环状弹性绷带的制备方法，其特征在于它包括如下步骤：A kind of preparation method of non-woven jointless annular elastic bandage is characterized in that it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体80%、硅橡胶15%、辐敏剂4.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 80%, silicone rubber 15%, radiation sensitizer 4.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在120-170℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, feed into twin-screw extruder, control the temperature in each zone between 120-170°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由丙烯基共聚物POE（美国埃克森美孚，牌号VM6202）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为丙烯酸酯；抗氧化剂为受阻酚类（CHEMNOX1076）。The polyolefin elastomer is made of propylene-based copolymer POE (ExxonMobil, USA, brand VM6202); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin Xiangyou Polymer Material Co., Ltd., brand XY-202-B); radiation sensitizer is acrylate; antioxidant is hindered phenols (CHEMNOX1076).
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在200-280℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以300m/min的速度卷绕为初生绷带；2) Feed the polyolefin mixed masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 200-280°C. It is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the The primary bandage is wound on the bobbin at a speed of 300m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为90℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 90°C;
4）将热轧边处理后的初生绷带置于辐照环境（60Co-γ辐照）下处理，在150kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为1200%，100%伸长反复拉伸50次后弹性回复率为99.9%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (60 Co-γ irradiation), and under the irradiation dose of 150kGy, a non-woven jointless annular elastic bandage is obtained; the invention directly forms , without joints; using ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—standard test method for tensile properties, the elongation at break of nonwoven jointless endless elastic bandages is 1200%, 100% elongation and repeated stretching for 50 The elastic recovery rate after the second time is 99.9%; it is illustrated that the present invention has good characteristics of elastic durability.
实施例5：Example 5:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
一种非织造无接头环状弹性绷带的制备方法，其特征在于它包括如下步骤：A kind of preparation method of non-woven jointless annular elastic bandage is characterized in that it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体85%、硅橡胶10%、辐敏剂4.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 85%, silicone rubber 10%, radiation sensitizer 4.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-200℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, send into twin-screw extruder, control the temperature in each zone between 150-200°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由乙烯和辛烯的嵌段共聚物POE（美国埃克森美孚，牌号0230）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为甲基丙烯酸酯；抗氧化剂为受阻酚类（CHEMNOX1098）。The polyolefin elastomer is a block copolymer of ethylene and octene POE (ExxonMobil, USA, brand 0230); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin City Xiangyou Polymer Materials Co., Ltd., brand XY-202-B); radiation sensitizer is methacrylate; antioxidant is hindered phenol (CHEMNOX1098).
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在130-250℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以400m/min的速度卷绕为初生绷带；2) Send the polyolefin mixed masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 130-250°C. The primary bandage is wound on the bobbin at a speed of 400m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为120℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 120°C;
4）将热轧边处理后的初生绷带置于辐照环境（高能电子束辐照）下处理，在200kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为400%，100%伸长反复拉伸50次后弹性回复率为93.8%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (high-energy electron beam irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 200kGy; the present invention can be formed directly, No joints; the elongation at break of nonwoven jointless endless elastic bandages measured by ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—Standard Test Method for Tensile Properties is 400%, 100% elongation and repeated stretching 50 times The elastic recovery rate is 93.8%; it is illustrated that the present invention has good elastic durability.
实施例6：Embodiment 6:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体90%、硅橡胶7%、辐敏剂2.9%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 90%, silicone rubber 7%, radiation sensitizer 2.9%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-200℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiation sensitizer and antioxidant to mix, send into twin-screw extruder, control the temperature in each zone between 150-200°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由乙烯和辛烯的嵌段共聚物POE（美国埃克森美孚，牌号0230）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为甲基丙烯酸酯；抗氧化剂为受阻酚类（CHEMNOX1098）。The polyolefin elastomer is a block copolymer of ethylene and octene POE (ExxonMobil, USA, brand 0230); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin City Xiangyou Polymer Materials Co., Ltd., brand XY-202-B); radiation sensitizer is methacrylate; antioxidant is hindered phenol (CHEMNOX1098).
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在130-250℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以300m/min的速度卷绕为初生绷带；2) Send the polyolefin mixed masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 130-250°C. The primary bandage is wound on the bobbin at a speed of 300m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为120℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 120°C;
4）将热轧边处理后的初生绷带置于辐照环境（60Co-γ辐照）下处理，在150kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为400%，100%伸长反复拉伸50次后弹性回复率为94.9%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (60 Co-γ irradiation), and under the irradiation dose of 150kGy, a non-woven jointless annular elastic bandage is obtained; the invention directly forms , without joints; using ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—standard test method for tensile properties, the elongation at break of nonwoven jointless endless elastic bandages is 400%, 100% elongation and repeated stretching for 50 The elastic recovery rate after the second time is 94.9%; it is illustrated that the present invention has good characteristics of elastic durability.
实施例7：Embodiment 7:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体59.8%、硅橡胶40%、辐敏剂0.1%、抗氧化剂0.1%；1) According to the mass percentage of each raw material: polyolefin elastomer 59.8%, silicone rubber 40%, radiation sensitizer 0.1%, antioxidant 0.1%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-300℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiosensitizer and antioxidant to mix, feed into twin-screw extruder, control the temperature in each zone between 150-300°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由丙烯基共聚物POE（美国埃克森美孚，牌号VM6202）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为三烯丙基异氰脲酸酯；抗氧化剂为受阻酚类（CHEMNOX1010）抗氧化剂。The polyolefin elastomer is made of propylene-based copolymer POE (ExxonMobil, USA, brand VM6202); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin Xiangyou Polymer Material Co., Ltd., brand XY-202-B); radiation sensitizer is triallyl isocyanurate; antioxidant is hindered phenolic (CHEMNOX1010) antioxidant.
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在250-300℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以600m/min的速度卷绕为初生绷带；2) Feed the polyolefin mixed masterbatch into the hopper of the melt spinning machine. The temperature of each zone of the melt spinning machine is controlled between 250-300°C. It is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the The primary bandage is wound on the bobbin at a speed of 600m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为100℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 100°C;
4）将热轧边处理后的初生绷带置于辐照环境下处理（60Co-γ辐照），在30kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为1000%，100%伸长反复拉伸50次后弹性回复率为98.3%；说明本发明具有弹性持久性好的特点。4) Place the primary bandage after the hot-rolled edge treatment in an irradiation environment (60 Co-γ irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 30kGy; the invention directly forms , without joints; using ASTM-D412-98a vulcanized rubber and thermoplastic elastomers—standard test method for tensile properties, the elongation at break of nonwoven jointless endless elastic bandages is 1000%, 100% elongation and repeated stretching for 50 The elastic recovery rate after the second time is 98.3%; it is illustrated that the present invention has good characteristics of elastic durability.
实施例8：Embodiment 8:
一种非织造无接头环状弹性绷带的制备方法，它包括如下步骤：A kind of preparation method of nonwoven jointless annular elastic bandage, it comprises the steps:
1）按各原料所占质量百分数为：聚烯烃弹性体89.5%、硅橡胶5%、辐敏剂5%、抗氧化剂0.5%；1) According to the mass percentage of each raw material: polyolefin elastomer 89.5%, silicone rubber 5%, radiation sensitizer 5%, antioxidant 0.5%;
选用聚烯烃弹性体、硅橡胶、辐敏剂和抗氧化剂混合，送入双螺杆挤出机，各区温度控制在150-300℃之间，挤出切粒制得聚烯烃混合母粒；Select polyolefin elastomer, silicone rubber, radiosensitizer and antioxidant to mix, feed into twin-screw extruder, control the temperature in each zone between 150-300°C, extrude and pelletize to obtain polyolefin mixed masterbatch;
所述的聚烯烃弹性体是由乙烯和辛烯的嵌段共聚物POE（美国埃克森美孚，牌号8230）；硅橡胶为端乙烯基聚二甲基硅氧烷（吉林市祥友高分子材料有限公司，牌号XY-202-B）；辐敏剂为三烯丙基异氰脲酸酯；抗氧化剂为受阻酚类（CHEMNOX1010）抗氧化剂。The polyolefin elastomer is a block copolymer of ethylene and octene POE (ExxonMobil, USA, brand 8230); the silicone rubber is vinyl-terminated polydimethylsiloxane (Jilin City Xiangyou Polymer Material Co., Ltd., brand XY-202-B); radiation sensitizer is triallyl isocyanurate; antioxidant is hindered phenolic (CHEMNOX1010) antioxidant.
2）将聚烯烃混合母粒送入熔融纺丝机料斗，熔融纺丝机各区温度控制在250-280℃之间，由喷丝头喷出，经过侧吹风甬道冷却，再经卷绕装置在筒子上以400m/min的速度卷绕为初生绷带；2) Send the polyolefin mixed masterbatch into the hopper of the melt spinning machine, the temperature of each zone of the melt spinning machine is controlled between 250-280 °C, it is sprayed out from the spinneret, cooled by the side blowing tunnel, and then passed through the winding device in the The primary bandage is wound on the bobbin at a speed of 400m/min;
所述的筒子带有横动装置，可以实现有规律往复运动，且筒子形状为圆柱形。The bobbin is equipped with a traverse device, which can realize regular reciprocating motion, and the bobbin is cylindrical in shape.
3）将初生绷带送入热轧机上进行热轧边处理，热轧温度为100℃；3) Send the primary bandage to the hot rolling mill for hot rolling edge treatment, and the hot rolling temperature is 100°C;
4）将热轧边处理后的初生绷带置于辐照环境下处理（高能电子束辐照），在30kGy的辐照剂量下，制得非织造无接头环状弹性绷带；本发明直接成型，无接头；采用ASTM-D412-98a硫化橡胶和热塑性弹性体—拉伸性能的标准试验方法测得非织造无接头环状弹性绷带的断裂伸长率为680%，100%伸长反复拉伸50次后弹性回复率为98.9%；说明本发明具有弹性持久性好的特点。4) Put the primary bandage after the hot-rolled edge treatment in an irradiation environment (high-energy electron beam irradiation), and make a non-woven jointless annular elastic bandage under the irradiation dose of 30kGy; the present invention can be formed directly, No joints; using ASTM-D412-98a Vulcanized Rubber and Thermoplastic Elastomers—Standard Test Method for Tensile Properties, the elongation at break of nonwoven jointless endless elastic bandages is 680%, 100% elongation and repeated stretching 50 times The elastic recovery rate is 98.9%; it is illustrated that the present invention has good elastic durability.
本发明所列举的各原料以及各原料的上下限取值，以及各工艺参数的上下限取值，都能实现本发明，在此不一一列举实施例。Each raw material listed in the present invention, the upper and lower limits of each raw material, and the upper and lower limits of each process parameter can realize the present invention, and the embodiments are not listed one by one here.
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| CN201310429929.1ACN103479477B (en) | 2013-09-21 | 2013-09-21 | A kind of preparation method of non-woven non junction annular resilient binder |
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| CN201310429929.1ACN103479477B (en) | 2013-09-21 | 2013-09-21 | A kind of preparation method of non-woven non junction annular resilient binder |
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| CN201310429929.1AExpired - Fee RelatedCN103479477B (en) | 2013-09-21 | 2013-09-21 | A kind of preparation method of non-woven non junction annular resilient binder |
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