CN107652458A - 一种高耐磨磨砂薄膜及其制作工艺 - Google Patents
一种高耐磨磨砂薄膜及其制作工艺 Download PDFInfo
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Abstract
本发明提供了一种高耐磨磨砂薄膜及其制作工艺,包括基膜,涂布在基膜上的树脂层,涂布在树脂层上的磨砂油墨层,涂布在磨砂油墨层上的金属耐磨层,涂布在基膜另一侧的防辐射层;所述树脂层设有若干个散热通孔。本发明提供的高耐磨磨砂薄膜包括基膜,树脂层,磨砂油墨层,金属耐磨层,防辐射层,在树脂层中设有若干个散热通孔,提高了薄膜的耐磨效果和散热效果,降低了薄膜的电磁波透过率。
Description
技术领域
本发明涉及薄膜技术领域,尤其涉及一种高耐磨磨砂薄膜及其制作工艺。
背景技术
随着科学技术的日益发展,手机和平板电脑已经成为了人们不可或缺的日用品。随着人们生活水平的不断提高,在追求商品基本实用价值的同时,对商品的性能和应用提出了更高的要求,通常会在手机和平板电脑表面贴上一层薄膜。但是,现有的手机和平板电脑薄膜均存在一些缺点,例如:1、耐磨性较差,使用一段时间后薄膜会出现磨损,影响屏幕的视觉效果,2、随着手机和平板电脑使用时间的延长易发热,薄膜也会随之升温,3、薄膜不具有防辐射性能,手机和平板电脑辐射的电磁波会对人的眼睛和视觉系统造成了很大的伤害,轻则导致视力下降,重则可能导致出现眼科疾病。
有鉴于此,有必要对现有技术中的薄膜及其制作工艺予以改进,以解决上述问题。
发明内容
本发明的目的之一在于公开一种高耐磨磨砂薄膜,用以提高薄膜的耐磨效果和散热效果,降低薄膜的电磁波透过率。
为实现上述目的,本发明提供了一种高耐磨磨砂薄膜,包括基膜,涂布在基膜上的树脂层,涂布在树脂层上的磨砂油墨层,涂布在磨砂油墨层上的金属耐磨层,涂布在基膜另一侧的防辐射层;所述树脂层设有若干个散热通孔。
在一些实施方式中,所述树脂层的厚度为4-6μm,所述散热通孔的直径为0.5-1μm。
在一些实施方式中,所述磨砂油墨层的厚度为2-4μm。
在一些实施方式中,所述金属耐磨层的厚度为0.5-1μm。
在一些实施方式中,所述防辐射层的厚度为1-2μm。
在一些实施方式中,所述基膜为PET膜、PC膜或者PVC膜,所述树脂层为PVC树脂层、PU树脂层、PP树脂层或者ABS树脂层,所述金属耐磨层为纳米氧化铬薄膜层,所述防辐射层为氧化钛薄膜层。
本发明的另一个目的在于公开一种高耐磨磨砂薄膜的制作工艺,用以提高薄膜的耐磨效果和散热效果,降低薄膜的电磁波透过率。
为实现上述目的,本发明提供了一种高耐磨磨砂薄膜的制作工艺,包括如下步骤:(1)准备材料并将基膜放卷;(2)在基膜一侧涂布带有散热通孔的树脂层并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min;(3)在树脂层上涂布磨砂油墨层并进行光固化,在油墨未干之前,通过转移辊对油墨进行磨砂处理;(4)在磨砂油墨层上涂布金属耐磨层并进行烘干,烘焙温度为100℃-150℃,烘焙时间为8-15min;(5)在基膜另一侧涂布防辐射层并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min;(6)晾干并收卷。
与现有技术相比,本发明的有益效果是:本发明提供的高耐磨磨砂薄膜包括基膜,树脂层,磨砂油墨层,金属耐磨层,防辐射层,在树脂层中设有若干个散热通孔,提高了薄膜的耐磨效果和散热效果,降低了薄膜的电磁波透过率。
附图说明
图1为本发明所示的一种高耐磨磨砂薄膜的结构示意图。
具体实施方式
下面结合附图所示的各实施方式对本发明进行详细说明,但应当说明的是,这些实施方式并非对本发明的限制,本领域普通技术人员根据这些实施方式所作的功能、方法、或者结构上的等效变换或替代,均属于本发明的保护范围之内。
如图1所示的一种高耐磨磨砂薄膜,包括基膜1,涂布在基膜1上的树脂层2,涂布在树脂层2上的磨砂油墨层3,涂布在磨砂油墨层3上的金属耐磨层4,涂布在基膜1另一侧的防辐射层5。
通过设置磨砂油墨层3和金属耐磨层4,从而提高了薄膜的耐磨效果。所述树脂层2设有若干个散热通孔20,从而提高了薄膜的散热效果。通过设置防辐射层5,降低了薄膜的电磁波透过率,保护了使用者的眼镜。所述磨砂油墨层3表面形成有磨砂层31,并使薄膜的光透过率保持在90%以上。
所述树脂层2的厚度为4-6μm,并优选为5μm。所述散热通孔20的直径为0.5-1μm,并优选为0.8μm。所述磨砂油墨层3的厚度为2-4μm,并优选为3μm。所述金属耐磨层4的厚度为0.5-1μm,并优选为0.7μm。所述防辐射层5的厚度为1-2μm,并优选为1.5μm。
所述基膜1为PET膜、PC膜或者PVC膜,所述树脂层2为PVC树脂层、PU树脂层、PP树脂层或者ABS树脂层,所述金属耐磨层4为纳米氧化铬薄膜层,所述防辐射层5为氧化钛薄膜层。
本发明还公开了一种高耐磨磨砂薄膜的制作工艺,包括如下步骤:
(1)准备材料即基膜1,树脂层2,磨砂油墨层3,金属耐磨层4,防辐射层5,并将基膜1放卷。
(2)在基膜1一侧涂布带有散热通孔20的树脂层2并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min,具体地,烘焙温度为100℃,烘焙时间为8min。
(3)在树脂层2上涂布磨砂油墨层3并进行光固化,在油墨未干之前,通过转移辊对油墨进行磨砂处理。
(4)在磨砂油墨层3上涂布金属耐磨层4并进行烘干,烘焙温度为100℃-150℃,烘焙时间为8-15min,具体地,烘焙温度为130℃,烘焙时间为10min。
(5)在基膜1另一侧涂布防辐射层5并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min,具体地,烘焙温度为110℃,烘焙时间为8min。
(6)晾干并收卷。
上文所列出的一系列的详细说明仅仅是针对本发明的可行性实施方式的具体说明,它们并非用以限制本发明的保护范围,凡未脱离本发明技艺精神所作的等效实施方式或变更均应包含在本发明的保护范围之内。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。
Claims (7)
1.一种高耐磨磨砂薄膜,其特征在于,包括基膜,涂布在基膜上的树脂层,涂布在树脂层上的磨砂油墨层,涂布在磨砂油墨层上的金属耐磨层,涂布在基膜另一侧的防辐射层;所述树脂层设有若干个散热通孔。
2.根据权利要求1所述的高耐磨磨砂薄膜,其特征在于,所述树脂层的厚度为4-6μm,所述散热通孔的直径为0.5-1μm。
3.根据权利要求2所述的高耐磨磨砂薄膜,其特征在于,所述磨砂油墨层的厚度为2-4μm。
4.根据权利要求3所述的高耐磨磨砂薄膜,其特征在于,所述金属耐磨层的厚度为0.5-1μm。
5.根据权利要求4所述的高耐磨磨砂薄膜,其特征在于,所述防辐射层的厚度为1-2μm。
6.根据权利要求5所述的高耐磨磨砂薄膜,其特征在于,所述基膜为PET膜、PC膜或者PVC膜,所述树脂层为PVC树脂层、PU树脂层、PP树脂层或者ABS树脂层,所述金属耐磨层为纳米氧化铬薄膜层,所述防辐射层为氧化钛薄膜层。
7.一种如权利要求1-6中任意一项所述的高耐磨磨砂薄膜的制作工艺,其特征在于,包括如下步骤:
(1)准备材料并将基膜放卷;
(2)在基膜一侧涂布带有散热通孔的树脂层并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min;
(3)在树脂层上涂布磨砂油墨层并进行光固化,在油墨未干之前,通过转移辊对油墨进行磨砂处理;
(4)在磨砂油墨层上涂布金属耐磨层并进行烘干,烘焙温度为100℃-150℃,烘焙时间为8-15min;
(5)在基膜另一侧涂布防辐射层并进行烘干,烘焙温度为80℃-130℃,烘焙时间为5-10min;
(6)晾干并收卷。
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