CN113698649B - 高分子屏幕包装保护膜 - Google Patents
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Abstract
本发明属于屏幕保护膜技术领域,公开了一种高分子屏幕包装保护膜,包括:由内至外依次设置的基材膜层和功能膜层,所述功能膜层由质量比为0.8~1:1的成膜溶液和抗静电纤维组成,所述抗静电纤维采用长度为0.01~0.1mm的短纤维,且抗静电纤维均匀分散于成膜溶液中;其中,抗静电纤维包括:环氧树脂20~30份;聚乙烯20~30份;石灰石20~25份;防静电纳米粉体6~20份;交联剂3~10份;增塑剂3~5份;稳定剂3~5份;所述耐磨层包括:专用树脂40~50份;氟改性丙烯酸预聚物10~20份;纳米二氧化硅5~15份;片状石墨烯1~5份;稀释剂15~30份;分散剂1~4份;流平剂0.5~4份;综上,本发明保护膜具有良好的抗静电、耐磨和抗菌效果。
Description
技术领域
本发明属于屏幕保护膜技术领域,具体涉及高分子屏幕包装保护膜。
背景技术
随着技术的不断发展,高分子屏幕逐渐在各类显示屏中占据主要地位。在进行高分子屏幕的运输包装时,常会在高分子屏幕外部包裹一层保护膜,以此形成对高分子屏幕的防护,并有效防止高分子屏幕在运输包装过程中的外观损伤。
目前,高分子屏幕包装保护膜多采用PE膜、PET膜等材料,这类材料虽然能达到保护效果,但是存在易粘灰尘、耐磨性差、且细菌和真菌在表面容易附着和积聚的问题。
发明内容
鉴于此,为解决上述背景技术中所提出的问题,本发明的目的在于提供高分子屏幕包装保护膜。
为实现上述目的,本发明提供如下技术方案:一种高分子屏幕包装保护膜,包括:
由内至外依次设置的基材膜层和功能膜层,
所述功能膜层由质量比为0.8~1:1的成膜溶液和抗静电纤维组成,所述抗静电纤维采用长度为0.01~0.1mm的短纤维,且抗静电纤维均匀分散于成膜溶液中。
优选的,所述基材膜层与所述功能膜层的厚度比为3:1~2。
优选的,所述抗静电纤维由以下原料按质量份数组成:
环氧树脂20~30份;
聚乙烯20~30份;
石灰石20~25份;
防静电纳米粉体6~20份;
交联剂3~10份;
增塑剂3~5份;
稳定剂3~5份。
优选的,所述防静电纳米粉体由以下原料按质量份数组成:
纳米氧化银45~55份;
纳米二氧化硅5~15份;
云母粉15份;
单硬脂酸甘油酯15份;
磷酸酯胺盐10份。
优选的,所述成膜溶液由以下原料按质量份数组成:
专用树脂40~50份;
氟改性丙烯酸预聚物10~20份;
纳米二氧化硅5~15份;
片状石墨烯1~5份;
稀释剂15~30份;
分散剂1~4份;
流平剂0.5~4份。
优选的,所述专用树脂由以下原料按质量份数组成:
聚二甲基硅氧烷80~85份;
氨基硅氧烷11~14份;
六甲基二硅醚2~3份;
硅烷改性聚醚树脂2~3份。
优选的,所述基材膜层为PP材质、PC材质、PU材质、PET材质、PE材质中的一种。
优选的,所述基材膜层由以下原料按质量份数组成:
线性低密度聚乙烯30~60份;
低密度聚乙烯30~50份;
抗菌剂10~20份。
优选的,所述抗菌剂选自纳米银抗菌母粒DMA-LDPE、二氧化钛纳米粒子、三氟乙酸中的一种或两种混合。
本发明与现有技术相比,具有以下有益效果:
在本发明中,设置了附于基材膜层外表面的功能膜层,且该功能膜层在成膜溶液中加入抗静电短纤维以及纳米二氧化硅,以此使得整体保护膜具有良好的抗静电性和耐磨性,进而有效避免灰尘聚集于保护膜表面、并延长保护膜使用寿命。
另外,针对上述基材膜层,可采用聚乙烯基材与抗菌剂共混而成,且功能膜层基于编织形成良好的透气效果,由此使得整体保护膜还具有良好的抗菌作用。
具体实施方式
下面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
一种高分子屏幕包装保护膜,包括由内至外依次设置的基材膜层和功能膜层,且基材膜层与功能膜层的厚度比为3:1;其中:
基材膜层为PP材质、PC材质、PU材质、PET材质、PE材质中的一种;
功能膜层由质量比为0.8:1的成膜溶液和抗静电纤维组成,抗静电纤维采用长度为0.01mm的短纤维,且抗静电纤维均匀分散于成膜溶液中。
具体的:
抗静电纤维包括以下原料:环氧树脂20份;聚乙烯20份;石灰石20份;防静电纳米粉体20份;交联剂10份;增塑剂5份;稳定剂5份。
防静电纳米粉体包括以下原料:纳米氧化银45份;纳米二氧化硅15份;云母粉15份;单硬脂酸甘油酯15份;磷酸酯胺盐10份。
成膜溶液包括以下原料:专用树脂50份;氟改性丙烯酸预聚物10份;纳米二氧化硅15份;片状石墨烯5份;稀释剂15份;分散剂1份;流平剂4份。
专用树脂包括以下原料:聚二甲基硅氧烷80份;氨基硅氧烷14份;六甲基二硅醚3份;硅烷改性聚醚树脂3份。
实施例2
一种高分子屏幕包装保护膜,包括由内至外依次设置的基材膜层和功能膜层,且基材膜层与功能膜层的厚度比为3:1;其中:
基材膜层为PP材质、PC材质、PU材质、PET材质、PE材质中的一种;
功能膜层由质量比为0.9:1的成膜溶液和抗静电纤维组成,抗静电纤维采用长度为0.05mm的短纤维,且抗静电纤维均匀分散于成膜溶液中。
具体的:
抗静电纤维包括以下原料:环氧树脂25份;聚乙烯25份;石灰石18份;防静电纳米粉体17份;交联剂7份;增塑剂4份;稳定剂4份。
防静电纳米粉体包括以下原料:纳米氧化银50份;纳米二氧化硅10份;云母粉15份;单硬脂酸甘油酯15份;磷酸酯胺盐10份。
成膜溶液包括以下原料:专用树脂50份;氟改性丙烯酸预聚物15份;纳米二氧化硅10份;片状石墨烯3份;稀释剂20份;分散剂4份;流平剂3份。
专用树脂包括以下原料:聚二甲基硅氧烷83份;氨基硅氧烷13份;六甲基二硅醚2份;硅烷改性聚醚树脂2份。
实施例3
一种高分子屏幕包装保护膜,包括由内至外依次设置的基材膜层和功能膜层,且基材膜层与功能膜层的厚度比为3:1;其中:
基材膜层为PP材质、PC材质、PU材质、PET材质、PE材质中的一种;
功能膜层由质量比为1:1的成膜溶液和抗静电纤维组成,抗静电纤维采用长度为0.1mm的短纤维,且抗静电纤维均匀分散于成膜溶液中。
具体的:
抗静电纤维包括以下原料:环氧树脂30份;聚乙烯30份;石灰石25份;防静电纳米粉体6份;交联剂3份;增塑剂3份;稳定剂3份。
防静电纳米粉体包括以下原料:纳米氧化银55份;纳米二氧化硅5份;云母粉15份;单硬脂酸甘油酯15份;磷酸酯胺盐10份。
成膜溶液包括以下原料:专用树脂40份;氟改性丙烯酸预聚物20份;纳米二氧化硅5份;片状石墨烯1份;稀释剂30份;分散剂3.5份;流平剂0.5份。
专用树脂包括以下原料:聚二甲基硅氧烷85份;氨基硅氧烷11份;六甲基二硅醚2份;硅烷改性聚醚树脂2份。
综上可知,在功能膜层的成膜溶液中,基于抗静电短纤维与纳米二氧化硅的配合,使得本实施例的保护膜具有良好的抗静电性和耐磨性。
另外,关于本发明高分子屏幕包装保护膜的制备方式如下:
基于混炼机共混制备具有内、中、外三层结构的基材膜层,且内、中、外的厚度比为5:12:3;
基于挤出成型装置实现抗静电纤维的挤出,并切断形成长度为0.01~0.1mm的短纤维;
按质量分数比混合制备成膜溶液,并将短纤维均匀混合至成膜溶液中,获得抗静电溶液;
通过涂覆工艺将抗静电溶液均匀涂覆在基材膜层表面,40~50℃下烘干得到高分子屏幕包装保护膜。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (5)
1.一种高分子屏幕包装保护膜,其特征在于,包括:
由内至外依次设置的基材膜层和功能膜层,
所述功能膜层由质量比为0.8~1:1的成膜溶液和抗静电纤维组成,所述抗静电纤维采用长度为0.01~0.1mm的短纤维,且抗静电纤维均匀分散于成膜溶液中;
所述抗静电纤维由以下原料按质量份数组成:
环氧树脂20~30份;
聚乙烯20~30份;
石灰石20~25份;
防静电纳米粉体6~20份;
交联剂3~10份;
增塑剂3~5份;
稳定剂3~5份;
所述防静电纳米粉体由以下原料按质量份数组成:
纳米氧化银45~55份;
纳米二氧化硅5~15份;
云母粉15份;
单硬脂酸甘油酯15份;
磷酸酯胺盐10份;
所述成膜溶液由以下原料按质量份数组成:
专用树脂40~50份;
氟改性丙烯酸预聚物10~20份;
纳米二氧化硅5~15份;
片状石墨烯1~5份;
稀释剂15~30份;
分散剂1~4份;
流平剂0.5~4份;
所述专用树脂由以下原料按质量份数组成:
聚二甲基硅氧烷80~85份;
氨基硅氧烷11~14份;
六甲基二硅醚2~3份;
硅烷改性聚醚树脂2~3份。
2.根据权利要求1所述的高分子屏幕包装保护膜,其特征在于:所述基材膜层与所述功能膜层的厚度比为3:1~2。
3.根据权利要求1所述的高分子屏幕包装保护膜,其特征在于,所述基材膜层为PP材质、PC材质、PU材质、PET材质、PE材质中的一种。
4.根据权利要求1所述的高分子屏幕包装保护膜,其特征在于,所述基材膜层由以下原料按质量份数组成:
线性低密度聚乙烯30~60份;
低密度聚乙烯30~50份;
抗菌剂10~20份。
5.根据权利要求4所述的高分子屏幕包装保护膜,其特征在于,所述抗菌剂选自纳米银抗菌母粒DMA-LDPE、二氧化钛纳米粒子、三氟乙酸中的一种或两种混合。
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