CN107700279A - 一种耐潮耐热淋膜纸 - Google Patents

一种耐潮耐热淋膜纸 Download PDF

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CN107700279A
CN107700279A CN201711085091.3A CN201711085091A CN107700279A CN 107700279 A CN107700279 A CN 107700279A CN 201711085091 A CN201711085091 A CN 201711085091A CN 107700279 A CN107700279 A CN 107700279A
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leaching membrane
moisture resistance
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aluminium foil
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CN107700279B (zh
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顾文斌
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Jiangsu Futai Coating Polytron Technologies Inc
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Abstract

本发明公开了一种耐潮耐热淋膜纸。一种耐潮耐热淋膜纸，包括木浆原纸层，木浆原纸层的一侧由内至外依次设置有丙烯酸树脂层、胶粘层、铝箔层以及聚酰亚胺层，所述铝箔层呈波浪形设置，所述铝箔层朝向所述胶粘层一侧设置有网格，所述铝箔层朝向所述聚酰亚胺层一侧的波谷设置有凹槽，所述木浆原纸层的另一侧由内至外依次设置有玻璃纤维层、硅油层以及淋膜层。本发明的耐潮耐热淋膜纸具有良好的耐高温和防潮性能。

Description

一种耐潮耐热淋膜纸
技术领域
本发明涉及淋膜纸技术领域，尤其涉及一种耐潮耐热淋膜纸。
背景技术
淋膜纸就是将塑料粒子通过流延机涂覆在纸张表面的复合材料，主要特点就是此复合材料可以防油、防水(相对的)、可以热合。目前国内淋膜纸的生产，尤其是耐潮耐热淋膜纸的生产技术不成熟，淋膜纸存在耐高温性和耐潮新差的问题。
因此，提供一种具有良好耐高温和耐潮性能的淋膜纸，成为淋膜纸技术领域亟待解决的问题。
发明内容
本发明的目的在于提供一种耐潮耐热淋膜纸，其解决了淋膜纸耐高温性能和耐潮性能不足的问题。
为达此目的，本发明采用以下技术方案：
一种耐潮耐热淋膜纸，包括木浆原纸层，木浆原纸层的一侧由内至外依次设置有丙烯酸树脂层、胶粘层、铝箔层以及聚酰亚胺层，所述铝箔层呈波浪形设置，所述铝箔层朝向所述胶粘层一侧设置有网格，所述铝箔层朝向所述聚酰亚胺层一侧的波谷设置有凹槽，所述木浆原纸层的另一侧由内至外依次设置有玻璃纤维层、硅油层以及淋膜层。
其中，所述木浆原纸层的厚度为120～280μm，例如可以为120μm、140μm、160μm、180μm、200μm、220μm、250μm或280μm。
其中，所述丙烯酸树脂层的厚度为8～16μm，例如可以为8μm、9μm、10μm、12μm、13μm、14μm、15μm或16μm。
其中，所述胶粘层为聚氯乙烯胶层或脲醛树脂胶层，所述胶粘层的厚度为20～30μm，例如可以为20μm、22μm、23μm、24μm、25μm、26μm、28μm或30μm。
其中，所述铝箔层为10～30μm，例如可以为10μm、15μm、18μm、20μm、25μm、28μm或30μm。
其中，所述聚酰亚胺层的厚度为20～40μm，例如可以为20μm、22μm、25μm、30μm、32μm、35μm、38μm或40μm，所述玻璃纤维层的厚度为30～40μm，例如可以为30μm、31μm、32μm、33μm、34μm、36μm、38μm或40μm。
所述硅油层的厚度为8～12μm，例如可以为8μm、9μm、10μm、11μm或12μm，所述淋膜层的厚度为25～50μm，例如可以为25μm、28μm、30μm、32μm、38μm、45μm或50μm。
本发明的有益效果：本发明提供的一种耐潮耐热淋膜纸，包括木浆原纸层，木浆原纸层的一侧由内至外依次设置有丙烯酸树脂层、胶粘层、铝箔层以及聚酰亚胺层，所述铝箔层呈波浪形设置，所述铝箔层朝向所述胶粘层一侧设置有网格，所述铝箔层朝向所述聚酰亚胺层一侧的波谷设置有凹槽，所述木浆原纸层的另一侧由内至外依次设置有玻璃纤维层、硅油层以及淋膜层。聚酰亚胺层具有很好的耐高温和阻燃性能，构成阻止高温的侵袭的第一道防线，铝箔层具有隔热、阻燃和防水性能，能够将热量和水分阻挡在外界，构成第二道防线，同时，铝箔层呈波浪形设置，有利于水分在铝箔层的波谷聚集，铝箔层朝向胶粘层一侧设置有网格，方便与胶粘层粘合，铝箔层朝向所述聚酰亚胺层一侧的波谷设置有凹槽，方便聚集的水分的向外渗出；另外，胶粘层具有良好的粘性，可以牢牢粘附丙烯酸树脂层和铝箔层，丙烯酸树脂层具有良好的防水透气性能，干燥快，能够阻止水分进入到木浆原纸层中，另外，玻璃纤维层具有良好的隔热、阻燃和机械性能，硅油层保证了防水和透气性，防潮性好，阻止水分的侵入。本发明的耐潮耐热淋膜纸具有良好的耐高温和防潮性能。
附图说明
图1是本发明的耐潮耐热淋膜纸的结构示意图。
附图标记如下：1-木浆原纸层、2-丙烯酸树脂层、3-胶粘层、4-铝箔层、5-聚酰亚胺层、6-玻璃纤维层、7-硅油层、8-淋膜层。
具体实施方式
本发明的耐潮耐热淋膜纸适用于制作耐高温包装材料。
以下结合图1并通过具体实施例来进一步说明本发明的技术方案。
本实施例中提供的耐潮耐热淋膜纸，包括木浆原纸层1，木浆原纸层1的一侧由内至外依次设置有丙烯酸树脂层2、胶粘层3、铝箔层4以及聚酰亚胺层5，木浆原纸层1的另一侧由内至外依次设置有玻璃纤维层6、硅油层7以及淋膜层8。
聚酰亚胺层5具有很好的耐高温和阻燃性能，构成阻止高温的侵袭的第一道防线，铝箔层4具有隔热、阻燃和防水性能，能够将热量和水分阻挡在外界，构成第二道防线，同时，铝箔层4呈波浪形设置，有利于水分在铝箔层4的波谷聚集，铝箔层4朝向胶粘层3一侧设置有网格，方便与胶粘层3粘合，铝箔层4朝向所述聚酰亚胺层5一侧的波谷设置有凹槽，方便聚集的水分的向外渗出；另外，胶粘层3具有良好的粘性，可以牢牢粘附丙烯酸树脂层2和铝箔层4，丙烯酸树脂层2具有良好的防水透气性能，干燥快，能够阻止水分进入到木浆原纸层1中，另外，玻璃纤维层6具有良好的隔热、阻燃和机械性能，硅油层7保证了防水和透气性，防潮性好，阻止水分的侵入。本发明的耐潮耐热淋膜纸具有良好的耐高温和防潮性能。
木浆原纸层1的厚度为120～280μm，例如可以为120μm、140μm、160μm、180μm、200μm、220μm、250μm或280μm。
丙烯酸树脂层2的厚度为8～16μm，例如可以为8μm、9μm、10μm、12μm、13μm、14μm、15μm或16μm。胶粘层3为聚氯乙烯胶层或脲醛树脂胶层，胶粘层3的厚度为20～30μm，例如可以为20μm、22μm、23μm、24μm、25μm、26μm、28μm或30μm。铝箔层4的厚度为10～30μm，例如可以为10μm、15μm、18μm、20μm、25μm、28μm或30μm。聚酰亚胺层5的厚度为20～40μm，例如可以为20μm、22μm、25μm、30μm、32μm、35μm、38μm或40μm，玻璃纤维层6的厚度为30～40μm，例如可以为30μm、31μm、32μm、33μm、34μm、36μm、38μm或40μm。
所述硅油层7的厚度为8～12μm，例如可以为8μm、9μm、10μm、11μm或12μm，所述淋膜层8的厚度为25～50μm，例如可以为25μm、28μm、30μm、32μm、38μm、45μm或50μm。
以上内容仅为本发明的较佳实施例，对于本领域的普通技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处，本说明书内容不应理解为对本发明的限制。

Claims (9)

1.一种耐潮耐热淋膜纸，其特征在于，包括木浆原纸层(1)，所述木浆原纸层(1)的一侧由内至外依次设置有丙烯酸树脂层(2)、胶粘层(3)、铝箔层(4)以及聚酰亚胺层(5)，所述铝箔层(4)呈波浪形设置，所述铝箔层(4)朝向所述胶粘层(3)一侧设置有网格，所述铝箔层(4)朝向所述聚酰亚胺层(5)一侧的波谷设置有凹槽，所述木浆原纸层(1)的另一侧由内至外依次设置有玻璃纤维层(6)、硅油层(7)以及淋膜层(8)。
2.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述木浆原纸层(1)的厚度为120～280μm。
3.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述丙烯酸树脂层(2)的厚度为8～16μm。
4.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述胶粘层(3)为聚氯乙烯胶层或脲醛树脂胶层，所述胶粘层(3)的厚度为20～30μm。
5.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述铝箔层(4)的厚度为10～30μm。
6.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述聚酰亚胺层(5)的厚度为20～40μm。
7.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述玻璃纤维层(6)的厚度为30～40μm。
8.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述硅油层(7)的厚度为8～12μm。
9.根据权利要求1所述的耐潮耐热淋膜纸，其特征在于，所述淋膜层(8)的厚度为25～50μm。
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