CN111073541A - 一种超软超服贴的环保阻燃电池包装膜及其制备方法 - Google Patents

一种超软超服贴的环保阻燃电池包装膜及其制备方法 Download PDF

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CN111073541A
CN111073541A CN201911255671.1A CN201911255671A CN111073541A CN 111073541 A CN111073541 A CN 111073541A CN 201911255671 A CN201911255671 A CN 201911255671A CN 111073541 A CN111073541 A CN 111073541A
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王龙
王益刚
唐贤坤
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Shenzhen Changmao Mucilage Glue New Material Co ltd
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Abstract

本发明提供一种超软超服贴的环保阻燃电池包装膜及其制备方法,从上到下包括:表面处理聚酰亚胺薄膜,高粘绝缘阻燃亚克力胶水,遮光黑色PET原膜,高粘绝缘阻燃亚克力胶水,透明PET层,普通胶水层,离型底纸;所述表面处理聚酰亚胺薄膜为用等离子处理器在聚酰亚胺薄膜的双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;所述高粘绝缘阻燃亚克力胶水包括:亚克力胶水,无卤阻燃剂;所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐。

Description

一种超软超服贴的环保阻燃电池包装膜及其制备方法
技术领域
本发明属于膜材料领域,具体涉及一种超软超服贴的环保阻燃电池包装膜及其制备方法。
背景技术
随着电池领域的飞速发展,带给人们便捷的同时,其是否环保、安全性能等亦是重中之重。而我们研发的此款产品,在其阻燃性能上达到一个质变的过程,而且使用磷氮系(聚多磷酸胺、膨胀型石墨)阻燃剂区别于普通环保能力差的有机卤化物类(十溴联苯醚、四溴联苯酚类),且采用绝缘的聚酰亚胺类材料三面贴合方式使其在绝缘能力与抗冲击性能大大提升。运用在电池领域的贴合式环保无卤阻燃电池包装衣,在如今新能源车的推广之下,越来越多的电池成为了时代的焦点,且诺贝尔化学奖授予锂电池研发者,让电池领域达到前所未有的高潮。而我们研发的这款贴合式环保无卤阻燃电池包装衣无疑是为这个时代电池的安全性镶嵌一副盔甲,让其赋予人类进步的同时亦能保障使用之人的安全。
发明内容
本发明提供一种具有贴合式环保阻燃电池包装膜及其制备方法,运用在电池领域的贴合式环保无卤阻燃电池包装衣,新能源电池多使用储氢材料、固体氧化物电池材料、智能材料、磁性材料、纳米材料等。
为了实现上述发明目的,本发明采用的技术方案如下:
一种超软超服贴的环保阻燃电池包装膜,从上到下包括:表面处理聚酰亚胺薄膜,高粘绝缘阻燃亚克力胶水,遮光黑色PET原膜,高粘绝缘阻燃亚克力胶水,透明PET层,普通胶水层,离型底纸;所述表面处理聚酰亚胺薄膜为用等离子处理器在聚酰亚胺薄膜的双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;所述高粘绝缘阻燃亚克力胶水包括:亚克力胶水,无卤阻燃剂;所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐。
进一步地,所述无卤阻燃剂的添加量为5%。
进一步地,所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐的质量比为10-20:40-60:5。
进一步地,所述聚甲基氢硅氧烷的分子量为1000-2000,所述聚己内酯多元醇的分子量为4000-5000。
一种超软超服贴的环保阻燃电池包装膜的制备方法,包括如下步骤:
(1)将25μm聚酰亚胺薄膜用等离子处理器在双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;
(2)将高粘绝缘阻燃亚克力胶水使用刮刀式涂布设备均匀的涂布在具非离型的36μm遮光黑色PET原膜上,涂布厚度在15μm,并通过高温110℃,3MIN烘干使其完全固化;
(3)将步骤1处理好的聚酰亚胺面用贴合轮与步骤2的36μm黑色PET原膜贴合,将制备品卷取即成为贴合半成品;
(4)将高粘绝缘亚克力阻燃胶水使用专业的刮刀式涂布设备均匀的涂布在36μm的透明PET,直涂15μm,并通过高温110℃,3MIN烘干使其完全固化贴合步骤三的贴合半成品;
(5)将步骤4处理好的半成品的PET面用转涂工艺与已带胶的白格浅菱形压纹底的离型底纸贴合,将制备品卷取即成。
一种超软超服贴的环保阻燃电池包装膜的制备方法,包括如下步骤:
(1)将25μm透明聚酰亚胺薄膜用等离子处理器在双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;
(2)将高粘绝缘阻燃亚克力胶水加无卤阻燃剂(膨胀型阻燃剂,聚甲基氢硅氧烷,酯化多元醇和可作为脱水的酸)使用专业的刮刀式涂布设备均匀的涂布在具非离型的36μm遮光黑色PET原膜上,涂布厚度在15μm,并通过高温(110℃,3MIN)烘干使其完全固化;
(3)将步骤1处理好的透明聚酰亚胺面用贴合轮与步骤2的36μm黑色PET原膜贴合,将制备品卷取即成为贴合半成品;
(4)将高粘绝缘亚克力阻燃胶水使用专业的刮刀式涂布设备均匀的涂布在36μm透明PET面,直涂15μm,并通过高温(110℃,3MIN)烘干使其完全固化贴合步骤三的半成品的黑色PET面;
(5)将步骤4处理好的再贴合的半成品的36μm面用转涂工艺与白格浅菱形压纹底的离型底纸(已带胶)贴合,将制备品卷取即成为一种贴合式环保无卤阻燃电池包装衣。
本发明的有益效果在于:
本发明的产品
1、绝缘,每10MM电阻值大于1000MΩ;。
2、阻燃性能达到90以上;
3、环保无毒无害;
4、聚酰亚胺类面材且三面贴合方式抗冲击强。
具体实施方式
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。在不背离本发明的技术解决方案的前提下,对本发明所作的本领域普通技术人员容易实现的任何改动都将落入本发明的权利要求范围之内。
实施例1
一种超软超服贴的环保阻燃电池包装膜,从上到下包括:表面处理聚酰亚胺薄膜,高粘绝缘阻燃亚克力胶水,遮光黑色PET原膜,高粘绝缘阻燃亚克力胶水,透明PET层,普通胶水层,离型底纸;所述表面处理聚酰亚胺薄膜为用等离子处理器在聚酰亚胺薄膜的双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;所述高粘绝缘阻燃亚克力胶水包括:亚克力胶水,无卤阻燃剂;所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐。
所述无卤阻燃剂的添加量为5%。所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐的质量比为15:45:5。所述聚甲基氢硅氧烷的分子量为1000-2000,所述聚己内酯多元醇的分子量为4000-5000。
一种超软超服贴的环保阻燃电池包装膜的制备方法,包括如下步骤:
(1)将25μm聚酰亚胺薄膜用等离子处理器在双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;
(2)将高粘绝缘阻燃亚克力胶水使用刮刀式涂布设备均匀的涂布在具非离型的36μm遮光黑色PET原膜上,涂布厚度在15μm,并通过高温110℃,3MIN烘干使其完全固化;
(3)将步骤1处理好的聚酰亚胺面用贴合轮与步骤2的36μm黑色PET原膜贴合,将制备品卷取即成为贴合半成品;
(4)将高粘绝缘亚克力阻燃胶水使用专业的刮刀式涂布设备均匀的涂布在36μm的透明PET,直涂15μm,并通过高温110℃,3MIN烘干使其完全固化贴合步骤三的贴合半成品;
(5)将步骤4处理好的半成品的PET面用转涂工艺与已带胶的白格浅菱形压纹底的离型底纸贴合,将制备品卷取即成。
对比例1
与实施例1相同,除了不添加聚甲基氢硅氧烷,聚己内酯多元醇,醋酐。
对比例2
与实施例1相同,除了不添加聚甲基氢硅氧烷。
对比例3
与实施例1相同,除了不添加聚己内酯多元醇。
对比例4
与实施例1相同,除了不添加醋酐。
对比例5
与实施例1相同,除了聚甲基氢硅氧烷的分子量为4000-5000,聚己内酯多元醇的分子量为1000-2000。
对比例6
购买市售的无卤阻燃剂。
表1
Figure BDA0002310183880000061
Figure BDA0002310183880000071
通过实施例和对比例的数值可知,本发明中通过采用独特配方的阻燃剂,不仅增强了电阻值,还增强了阻燃性和贴合性。同时聚甲基氢硅氧烷,聚己内酯多元醇,醋酐三者配合,从而实现最佳的效果,缺一不可,此外,聚甲基氢硅氧烷,聚己内酯多元醇优选在一定分子量范围内进行配合。

Claims (5)

1.一种超软超服贴的环保阻燃电池包装膜,其特征在于:从上到下包括:表面处理聚酰亚胺薄膜,高粘绝缘阻燃亚克力胶水,遮光黑色PET原膜,高粘绝缘阻燃亚克力胶水,透明PET层,普通胶水层,离型底纸;所述表面处理聚酰亚胺薄膜为用等离子处理器在聚酰亚胺薄膜的双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;所述高粘绝缘阻燃亚克力胶水包括:亚克力胶水,无卤阻燃剂;所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐。
2.根据权利要求1所述的一种超软超服贴的环保阻燃电池包装膜,其特征在于:所述无卤阻燃剂的添加量为5%。
3.根据权利要求1所述的一种超软超服贴的环保阻燃电池包装膜,其特征在于,所述无卤阻燃剂包括聚甲基氢硅氧烷,聚己内酯多元醇,醋酐的质量比为10-20:40-60:5。
4.根据权利要求1所述的一种超软超服贴的环保阻燃电池包装膜,其特征在于:所述聚甲基氢硅氧烷的分子量为1000-2000,所述聚己内酯多元醇的分子量为4000-5000。
5.一种超软超服贴的环保阻燃电池包装膜的制备方法,其特征在于包括如下步骤:
(1)将25μm聚酰亚胺薄膜用等离子处理器在双面用氮气、120KW功率做表面等离子冲击处理,加强表面能>44;
(2)将高粘绝缘阻燃亚克力胶水使用刮刀式涂布设备均匀的涂布在具非离型的36μm遮光黑色PET原膜上,涂布厚度在15μm,并通过高温110℃,3MIN烘干使其完全固化;
(3)将步骤1处理好的聚酰亚胺面用贴合轮与步骤2的36μm黑色PET原膜贴合,将制备品卷取即成为贴合半成品;
(4)将高粘绝缘亚克力阻燃胶水使用专业的刮刀式涂布设备均匀的涂布在36μm的透明PET,直涂15μm,并通过高温110℃,3MIN烘干使其完全固化贴合步骤三的贴合半成品;
(5)将步骤4处理好的半成品的PET面用转涂工艺与已带胶的白格浅菱形压纹底的离型底纸贴合,将制备品卷取即成。
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