CN112111852A - 一种用于医用口罩生产用无纺布及制备工艺 - Google Patents

一种用于医用口罩生产用无纺布及制备工艺 Download PDF

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CN112111852A
CN112111852A CN202010972767.6A CN202010972767A CN112111852A CN 112111852 A CN112111852 A CN 112111852A CN 202010972767 A CN202010972767 A CN 202010972767A CN 112111852 A CN112111852 A CN 112111852A
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woven fabric
erucamide
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titanium dioxide
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郑彬
王超
赵光辉
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Suzhou Yierya Non Woven Fabric Co ltd
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Abstract

本发明公开了一种用于医用口罩生产用无纺布及制备工艺，属于无纺布技术领域，按重量份数计，包括：纳米二氧化钛粉8～12份、硅铝凝胶5～9份、杀菌剂6～12份、聚丙烯35～48份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～10份。本发明添加纳米二氧化钛粉具有抗线、抗菌、自洁净、抗老化性能，同时添加硅铝凝胶能够催化纳米二氧化钛粉与饱和芥酸酰胺反应能够增强无纺布的杀菌效果，同时将无纺布在杀菌剂中浸泡增强无纺布的抗菌效果，能够有效延长无纺布制备成口罩后的抗菌时间。

Description

一种用于医用口罩生产用无纺布及制备工艺
技术领域
本发明涉及一种无纺布及制备工艺，特别是涉及一种用于医用口罩生产用无纺布及制备工艺，属于无纺布技术领域。
背景技术
医用口罩多采用一层或者多层非织造布复合制作而成，主要生产工艺包括熔喷、纺粘、热风或者针刺等，具有抵抗液体、过滤颗粒物和细菌等效用，是一种医疗防护用纺织品；无纺布又称不织布，是由定向的或随机的纤维而构成，因具有布的外观和某些性能而称其为布。
传统的医用口罩无纺布存在以下不足：(1)现有的医用口罩用无纺布透气性差，口罩长时间佩戴后滤菌性能变弱；(2)现有的医用无纺布口罩只能隔离病菌，无法实现杀菌。
发明内容
本发明的主要目的是为了解决现有技术的不足，提供一种用于医用口罩生产用无纺布及制备工艺。
本发明的目的可以通过采用如下技术方案达到：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉8～12份、硅铝凝胶5～9份、杀菌剂6～12份、聚丙烯35～48份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～10份。
优选的，按重量份数计，包括：纳米二氧化钛粉8～10份、硅铝凝胶5～8份、杀菌剂6～10份、聚丙烯35～45份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～8份。
优选的，按重量份数计，包括：纳米二氧化钛粉8.5份、硅铝凝胶6份、杀菌剂7份、聚丙烯36份、棉纤维16份、流平剂21份、马林酸树脂8.5份、改性聚乙烯醇11份、饱和芥酸酰胺5份和抗氧剂6份。
优选的，按重量份数计，包括：纳米二氧化钛粉9份、硅铝凝胶7份、杀菌剂9份、聚丙烯39份、棉纤维17份、流平剂22份、马林酸树脂9份、改性聚乙烯醇13份、饱和芥酸酰胺7份和抗氧剂6份。
优选的，所述抗氧剂为二烷基二硫代磷酸锌或二烷基二硫代氨基甲酸锌中的一种。
优选的，所述饱和芥酸酰胺为玉米油精制而成。
优选的，所述杀菌剂包括：烷基双胍类杀菌剂、聚维酮碘、二甲基硅油和去离子水。
优选的，所述流平剂为醋酸丁酸纤维素酯。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
优选的，在步骤3中，热压温度为240～250℃。
本发明的有益技术效果：按照本发明的用于医用口罩生产用无纺布及制备工艺，添加纳米二氧化钛粉具有抗线、抗菌、自洁净、抗老化性能，同时添加硅铝凝胶能够催化纳米二氧化钛粉与饱和芥酸酰胺反应能够增强无纺布的杀菌效果，同时将无纺布在杀菌剂中浸泡增强无纺布的抗菌效果，能够有效延长无纺布制备成口罩后的抗菌时间。
具体实施方式
为使本领域技术人员更加清楚和明确本发明的技术方案，下面结合实施例对本发明作进一步详细的描述，但本发明的实施方式不限于此。
本实施例提供的用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉8～12份、硅铝凝胶5～9份、杀菌剂6～12份、聚丙烯35～48份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～10份。
按重量份数计，包括：纳米二氧化钛粉8～10份、硅铝凝胶5～8份、杀菌剂6～10份、聚丙烯35～45份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～8份。
按重量份数计，包括：纳米二氧化钛粉8.5份、硅铝凝胶6份、杀菌剂7份、聚丙烯36份、棉纤维16份、流平剂21份、马林酸树脂8.5份、改性聚乙烯醇11份、饱和芥酸酰胺5份和抗氧剂6份。
按重量份数计，包括：纳米二氧化钛粉9份、硅铝凝胶7份、杀菌剂9份、聚丙烯39份、棉纤维17份、流平剂22份、马林酸树脂9份、改性聚乙烯醇13份、饱和芥酸酰胺7份和抗氧剂6份。
抗氧剂为二烷基二硫代磷酸锌或二烷基二硫代氨基甲酸锌中的一种。饱和芥酸酰胺为玉米油精制而成。杀菌剂包括：烷基双胍类杀菌剂、聚维酮碘、二甲基硅油和去离子水。流平剂为醋酸丁酸纤维素酯。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。在步骤3中，热压温度为240～250℃。
实施例1：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉8份、硅铝凝胶5份、杀菌剂6份、聚丙烯35份、棉纤维15份、流平剂20份、马林酸树脂8份、改性聚乙烯醇10份、饱和芥酸酰胺4份和抗氧剂5份。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
实施例2：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉9份、硅铝凝胶7.5份、杀菌剂8份、聚丙烯38份、棉纤维17份、流平剂23份、马林酸树脂9份、改性聚乙烯醇14份、饱和芥酸酰胺7.5份和抗氧剂7.5份。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
实施例3：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉8.5份、硅铝凝胶6份、杀菌剂7份、聚丙烯36份、棉纤维16份、流平剂21份、马林酸树脂8.5份、改性聚乙烯醇11份、饱和芥酸酰胺5份和抗氧剂6份。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
实施例4：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉9份、硅铝凝胶7份、杀菌剂9份、聚丙烯39份、棉纤维17份、流平剂22份、马林酸树脂9份、改性聚乙烯醇13份、饱和芥酸酰胺7份和抗氧剂6份。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
实施例5：
一种用于医用口罩生产用无纺布，按重量份数计，包括：纳米二氧化钛粉10份、硅铝凝胶8份、杀菌剂10份、聚丙烯45份、棉纤维18份、流平剂25份、马林酸树脂10份、改性聚乙烯醇15份、饱和芥酸酰胺8份和抗氧剂8份。
一种用于医用口罩生产用无纺布的制备工艺，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
综上所述，在本实施例中，按照本实施例的用于医用口罩生产用无纺布及制备工艺，本实施例提供的用于医用口罩生产用无纺布及制备工艺，由实施例1～实施例5可知，实施例3和实施例4制备的医用口罩生产用无纺布的抗菌和杀菌能力最佳，添加纳米二氧化钛粉具有抗线、抗菌、自洁净、抗老化性能，同时添加硅铝凝胶能够催化纳米二氧化钛粉与饱和芥酸酰胺反应能够增强无纺布的杀菌效果，同时将无纺布在杀菌剂中浸泡增强无纺布的抗菌效果，能够有效延长无纺布制备成口罩后的抗菌时间。
以上所述，仅为本发明进一步的实施例，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明所公开的范围内，根据本发明的技术方案及其构思加以等同替换或改变，都属于本发明的保护范围。

Claims (10)

1.一种用于医用口罩生产用无纺布，其特征在于，按重量份数计，包括：纳米二氧化钛粉8～12份、硅铝凝胶5～9份、杀菌剂6～12份、聚丙烯35～48份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～10份。
2.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，按重量份数计，包括：纳米二氧化钛粉8～10份、硅铝凝胶5～8份、杀菌剂6～10份、聚丙烯35～45份、棉纤维15～18份、流平剂20～25份、马林酸树脂8～10份、改性聚乙烯醇10～15份、饱和芥酸酰胺4～8份和抗氧剂5～8份。
3.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，按重量份数计，包括：纳米二氧化钛粉8.5份、硅铝凝胶6份、杀菌剂7份、聚丙烯36份、棉纤维16份、流平剂21份、马林酸树脂8.5份、改性聚乙烯醇11份、饱和芥酸酰胺5份和抗氧剂6份。
4.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，按重量份数计，包括：纳米二氧化钛粉9份、硅铝凝胶7份、杀菌剂9份、聚丙烯39份、棉纤维17份、流平剂22份、马林酸树脂9份、改性聚乙烯醇13份、饱和芥酸酰胺7份和抗氧剂6份。
5.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，所述抗氧剂为二烷基二硫代磷酸锌或二烷基二硫代氨基甲酸锌中的一种。
6.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，所述饱和芥酸酰胺为玉米油精制而成。
7.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，所述杀菌剂包括：烷基双胍类杀菌剂、聚维酮碘、二甲基硅油和去离子水。
8.根据权利要求1所述的一种用于医用口罩生产用无纺布，其特征在于，所述流平剂为醋酸丁酸纤维素酯。
9.一种用于医用口罩生产用无纺布的制备工艺，其特征在于，包括如下步骤：
步骤1：将纳米二氧化钛粉、硅铝凝胶、聚丙烯、流平剂、马林酸树脂、改性聚乙烯醇、饱和芥酸酰胺和抗氧剂熔融混合，并通过网机平铺成网，进行水刺，得单层无纺布A；
步骤2：将棉纤维置于蒸馏水中，充分搅拌均匀，通过铺网机平铺成网，进行水刺，得到单层无纺布B；
步骤3：将单层无纺布A与单层无纺布B热压成医用口罩生产用无纺布。
10.根据权利要求9所述的一种用于医用口罩生产用无纺布的制备工艺，其特征在于，在步骤3中，热压温度为240～250℃。
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