CN111349262A - 一种手机背壳防爆离型膜及其制备方法 - Google Patents

一种手机背壳防爆离型膜及其制备方法 Download PDF

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CN111349262A
CN111349262A CN201811563757.6A CN201811563757A CN111349262A CN 111349262 A CN111349262 A CN 111349262A CN 201811563757 A CN201811563757 A CN 201811563757A CN 111349262 A CN111349262 A CN 111349262A
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李刚
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Abstract

本发明公开了一种手机背壳防爆离型膜及其制备方法，包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过粘结剂粘结在一起。本发明利用PET和热塑性聚氨酯弹性体橡胶的复合材料，并且涂布硅胶涂层，达到了防爆性能。

Description

一种手机背壳防爆离型膜及其制备方法
技术领域
本发明涉及离型膜技术领域，具体涉及的是一种手机背壳防爆离型膜及其制备方法。
背景技术
随着科学技术的发展和人们生活水平的提高，手机成为了人们生活中不可缺少的电子产品，随着手机产业的发展，手机也越来越向轻薄的方向发展，其中手机包括了手机本体、屏幕和手机壳；现有的手机大多都是在手机的屏幕上贴上一层防爆膜，防止屏幕上的玻璃在收到外力的作用而导致玻璃的飞溅，起到很好的保护作用，但是大多数的手机壳上不具有防爆膜，其中手机如果在爆炸的过程中也会对手机壳产生冲击力，对使用者造成伤害。
发明内容
本发明的目的在于提供一种手机背壳防爆离型膜及其制备方法，防止手机爆裂。
为实现上述目的，本发明提供如下技术方案：
一种手机背壳防爆离型膜，包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过粘结剂粘结在一起。
作为优化的，所述防静电涂层包括以下重量份的组分：纳米纤维20-40份、聚苯撑乙烯30-50份、粘合剂树脂50-80份、3,4-乙烯二氧噻吩单体10-30份。
作为优化的，所述防爆层包括以下重量份的组分：热塑性聚氨酯弹性体橡胶2-6份、纳米二氧化硅5-10份、乙酸乙酯7-13份、2-甲基丙烯酸乙酯16-20份、聚酰亚胺7-11份、聚醚醚酮纤维8-14份、氯化聚乙烯14-18份、纳米银抗菌液30-50份和羟醛缩合催化剂9-13份。
作为优化的，所述防刮伤膜层包括以下重量份的组分：氟碳树脂3-9份、纳米氧化铝5-12份、松香树脂5-10份、丙烯酸乙酯7-11份和二甲基二乙氧基硅烷10-20份。
作为优化的，所述粘结剂为丙烯酸酯粘结剂。
作为优化的，所述硅胶涂层包括以下重量份的组分：有机硅胶粘剂70-100份、固化剂2-9份、锚固剂3-7份和催化剂3-9份。
作为优化的，所述固化剂为含有Si-H官能团的硅氧烷。
作为优化的，所述锚固剂为聚醚改性的有机硅烷。
作为优化的，所述催化剂为有机铂化合物。
手机背壳防爆离型膜的制备方法，按配比将防刮伤膜层、防爆层、防静电涂层和硅胶涂层的原料混合配好，在PET基膜上依次用刮刀涂布上硅胶涂层、防静电涂层、防爆层和防刮伤膜层，干燥后贴合离型膜层收卷，熟化。
与现有技术相比，本发明的有益效果是：
本发明制得的防爆离型膜，其采用纳米级SiO2粉体、甲基丙烯酸乙酯，聚醚醚酮纤维与氯化聚乙烯共同作用，有利于SiO 2粉体避免了团簇，提高了与基材结合力。
本发明制得的防爆离型膜，松香树脂丙烯酸乙酯，二甲基二乙氧基硅烷共同作用，提高了耐高温性能，以及在温差变化下的粘度的稳定性，从而提高了产品的可靠性，同时含有氟碳树脂及纳米氧化铝，使离型膜具备很强的抗刮能力。
本发明利用PET和热塑性聚氨酯弹性体橡胶的复合材料，并且涂布硅胶涂层，达到了防爆性能，在防爆层里增加了氯化聚乙烯，提高了离型膜的耐高温和阻燃性，并且在防爆层里增加纳米银抗菌液，使得制备的离型膜具有抗菌性。
具体实施方式
下面将结合本发明实施例，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
实施例1
一种手机背壳防爆离型膜，包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过丙烯酸酯粘结剂粘结在一起，所述防静电涂层包括以下重量份的组分：纳米纤维20份、聚苯撑乙烯30份、粘合剂树脂50份、3,4-乙烯二氧噻吩单体10份，所述防爆层包括以下重量份的组分：热塑性聚氨酯弹性体橡胶2份、纳米二氧化硅5份、乙酸乙酯7份、2-甲基丙烯酸乙酯16份、聚酰亚胺7份、聚醚醚酮纤维8份、氯化聚乙烯14份、纳米银抗菌液30份和羟醛缩合催化剂9份，所述防刮伤膜层包括以下重量份的组分：氟碳树脂3份、纳米氧化铝5份、松香树脂5份、丙烯酸乙酯7份和二甲基二乙氧基硅烷10份，有机硅胶粘剂70份、含有Si-H官能团的硅氧烷2份、聚醚改性的有机硅烷3份和有机铂化合物3份。
手机背壳防爆离型膜的制备方法，按配比将防刮伤膜层、防爆层、防静电涂层和硅胶涂层的原料混合配好，在PET基膜上依次用刮刀涂布上硅胶涂层、防静电涂层、防爆层和防刮伤膜层，干燥后贴合离型膜层收卷，熟化。
实施例2
一种手机背壳防爆离型膜，包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过丙烯酸酯粘结剂粘结在一起，所述防静电涂层包括以下重量份的组分：纳米纤维20-40份、聚苯撑乙烯40份、粘合剂树脂65份、3,4-乙烯二氧噻吩单体20份，所述防爆层包括以下重量份的组分：热塑性聚氨酯弹性体橡胶4份、纳米二氧化硅7份、乙酸乙酯10份、2-甲基丙烯酸乙酯18份、聚酰亚胺9份、聚醚醚酮纤维11份、氯化聚乙烯16份、纳米银抗菌液40份和羟醛缩合催化剂11份，所述防刮伤膜层包括以下重量份的组分：氟碳树脂6份、纳米氧化铝7份、松香树脂7份、丙烯酸乙酯9份和二甲基二乙氧基硅烷15份，有机硅胶粘剂85份、含有Si-H官能团的硅氧烷5份、聚醚改性的有机硅烷5份和有机铂化合物6份。
手机背壳防爆离型膜的制备方法，按上述配比将防刮伤膜层、防爆层、防静电涂层和硅胶涂层的混合配好，在PET基膜上依次用刮刀涂布上硅胶涂层、防静电涂层、防爆层和防刮伤膜层，干燥后贴合离型膜层收卷，熟化。
实施例3
一种手机背壳防爆离型膜，包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过丙烯酸酯粘结剂粘结在一起，所述防静电涂层包括以下重量份的组分：纳米纤维40份、聚苯撑乙烯50份、粘合剂树脂80份、3,4-乙烯二氧噻吩单体30份，所述防爆层包括以下重量份的组分：热塑性聚氨酯弹性体橡胶6份、纳米二氧化硅10份、乙酸乙酯13份、2-甲基丙烯酸乙酯20份、聚酰亚胺7-11份、聚醚醚酮纤维14份、氯化聚乙烯18份、纳米银抗菌液30-50份和羟醛缩合催化剂13份，所述防刮伤膜层包括以下重量份的组分：氟碳树脂9份、纳米氧化铝12份、松香树脂10份、丙烯酸乙酯11份和二甲基二乙氧基硅烷20份，有机硅胶粘剂100份、含有Si-H官能团的硅氧烷9份、聚醚改性的有机硅烷7份和有机铂化合物9份。
手机背壳防爆离型膜的制备方法，按上述配比将防刮伤膜层、防爆层、防静电涂层和硅胶涂层的原料混合配好，在PET基膜上依次用刮刀涂布上硅胶涂层、防静电涂层、防爆层和防刮伤膜层，干燥后贴合离型膜层收卷，熟化。
对实施例1-3进行实验检测
Figure BDA0001913978950000051
离型膜的刮破硬度达到H级，擦伤硬度达到B级，表面离型膜具有很强的抗刮能力，对三个实施例制备得到的膜，均进行防爆检测，都通过合格。
尽管参照前述实施例对本发明进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (10)

1.一种手机背壳防爆离型膜，其特征在于：包括PET基膜，所述PET基膜上依次设有硅胶涂层、防静电涂层、防爆层和防刮伤膜层，每个涂层之间通过粘结剂粘结在一起。
2.根据权利要求1所述的手机背壳防爆离型膜，其特征在于：所述防静电涂层包括以下重量份的组分：纳米纤维20-40份、聚苯撑乙烯30-50份、粘合剂树脂50-80份、3,4-乙烯二氧噻吩单体10-30份。
3.根据权利要求1所述的手机背壳防爆离型膜，其特征在于：所述防爆层包括以下重量份的组分：热塑性聚氨酯弹性体橡胶2-6份、纳米二氧化硅5-10份、乙酸乙酯7-13份、2-甲基丙烯酸乙酯16-20份、聚酰亚胺7-11份、聚醚醚酮纤维8-14份、氯化聚乙烯14-18份、纳米银抗菌液30-50份和羟醛缩合催化剂9-13份。
4.根据权利要求1所述的手机背壳防爆离型膜，其特征在于：所述防刮伤膜层包括以下重量份的组分：氟碳树脂3-9份、纳米氧化铝5-12份、松香树脂5-10份、丙烯酸乙酯7-11份和二甲基二乙氧基硅烷10-20份。
5.根据权利要求1所述的手机背壳防爆离型膜，其特征在于：所述粘结剂为丙烯酸酯粘结剂。
6.根据权利要求1所述的手机背壳防爆离型膜，其特征在于：所述硅胶涂层包括以下重量份的组分：有机硅胶粘剂70-100份、固化剂2-9份、锚固剂3-7份和催化剂3-9份。
7.根据权利要求6所述的手机背壳防爆离型膜，其特征在于：所述固化剂为含有Si-H官能团的硅氧烷。
8.根据权利要求6所述的手机背壳防爆离型膜，其特征在于：所述锚固剂为聚醚改性的有机硅烷。
9.根据权利要求6所述的手机背壳防爆离型膜，其特征在于：所述催化剂为有机铂化合物。
10.基于权利要求1-9任一一项所述的手机背壳防爆离型膜的制备方法，其特征在于：按配比将防刮伤膜层、防爆层、防静电涂层和硅胶涂层的原料混合配好，在PET基膜上依次用刮刀涂布上硅胶涂层、防静电涂层、防爆层和防刮伤膜层，干燥后贴合离型膜层收卷，熟化。
CN201811563757.6A 2018-12-20 2018-12-20 一种手机背壳防爆离型膜及其制备方法 Pending CN111349262A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263816A (zh) * 2021-05-22 2021-08-17 江苏双星彩塑新材料股份有限公司 一种抗冲击防爆聚酯离型膜及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263816A (zh) * 2021-05-22 2021-08-17 江苏双星彩塑新材料股份有限公司 一种抗冲击防爆聚酯离型膜及其制备方法

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