CN111925714A - 一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺 - Google Patents

一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺 Download PDF

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CN111925714A
CN111925714A CN202010884644.7A CN202010884644A CN111925714A CN 111925714 A CN111925714 A CN 111925714A CN 202010884644 A CN202010884644 A CN 202010884644A CN 111925714 A CN111925714 A CN 111925714A
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顾成
滕晓宇
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    • C09D133/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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Abstract

本发明涉及哑光涂料技术领域,具体涉及一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,它包括尼龙层、哑光涂料,所述哑光涂料主成分包括水溶性环氧树脂、哑光树脂、水溶性助剂、去离子水,水溶性环氧树脂的含量比例为25%‑40%,哑光树脂(丙烯酸体系)的含量比例为25%‑30%,水溶性助剂的含量比例为5%‑10%,整体成分中余量为去离子水,整个施工工艺包括三个主要步骤,分别为电晕处理、涂覆湿膜、烘干处理。

Description

一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺
技术领域
本发明涉及哑光涂料技术领域,特别是涉及一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺。
背景技术
哑光涂料是指光泽低于30%,颜料体积浓度在45%以上的涂料,在学校、医院、宾馆等环境下,需要光线柔和、安静、舒适和幽雅的环境里,墙壁与家具应使用半光涂料,在军事装备和设施某些仪器部件上,为隐蔽、保密、安全的目的也会使用到哑光涂料。
哑光涂料应用在钢塑膜尼龙层上时,往往会出现层间结合力不足的情况,且哑光涂料在施工上要求较为苛刻,否则容易出现影响美观的问题。
发明内容
针对上述情况,为克服现有技术之缺陷,本发明之目的在于提供一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,其在满足钢塑膜哑光外观需求的同时,仍能够保持涂层与尼龙层之间良好的层间结合力。
本发明的上述技术目的是通过以下技术方案得以实现的:
一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,包括尼龙层、哑光涂料,所述哑光涂料主成分包括水溶性环氧树脂、哑光树脂、水溶性助剂、去离子水,所述水溶性环氧树脂的含量比例为25%-40%,所述哑光树脂(丙烯酸体系)的含量比例为25%-30%,所述水溶性助剂的含量比例为5%-10%,整体成分中余量为去离子水,所述哑光树脂分散均匀。
进一步地,所述环氧树脂的相对分子量为5000-10000,其PH值为9.0;所述丙烯酸系哑光树脂的分子量在250000-300000,其PH值为7.5。
进一步地,包括如下施工步骤:
(1)将尼龙层表面进行电晕处理,以增大尼龙层表面的粗糙度,提高涂层与药剂的接触面积,以有效提高涂层与尼龙层之间的结合力;
(2)将覆过尼龙层的钢塑膜电晕后,通过涂覆产线对尼龙层进行涂覆处理,涂覆的湿膜量面积决定了哑光的具体效果,可根据实际的外观要求对湿膜量进行增加或降低处理;
由于涂料的粘度较高,且常温下也可以干燥成膜,停机状态也应该保持涂覆辊的运行,以保持涂覆辊表面润湿,防止在涂覆辊表面出现药剂析出的可能;
(3)将涂覆过涂料的钢塑膜进行烘干处理,烘箱可使用红外或者热风的方式进行加热。
进一步地,所述步骤(2)中,涂覆湿膜量控制在2.5-5.5g/m2
进一步地,所述步骤(3)中,处理板温的范围控制在90℃-120℃。
综上所述,本发明具有以下有益效果:
哑光树脂的分散性均匀,更适用于精密需求的均匀涂层,通过调整树脂聚合度的高低,来实现粒径的大小,从而达到不同的哑光效果;
哑光树脂不存在掉粉的现象,其表面更耐刮擦,在与环氧树脂进行分散结合后,其整体结合力和施工工艺也较为简便;
药剂的存储稳定性相较于TiO2系的哑光体系,有很大提升;
在满足钢塑膜哑光外观需求的同时,仍能够保持涂层与尼龙层之间良好的层间结合力。
具体实施方式
有关本发明的前述及其他技术内容、特点与功效,在以下对实施例的详细说明中,将 可清楚的呈现。
下面将描述本发明的各示例性的实施例。
实施例1:一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,包括尼龙层、哑光涂料,哑光涂料的主成分包括水溶性环氧树脂、哑光树脂、水溶性助剂、去离子水,水溶性环氧树脂的含量比例为25%-40%,哑光树脂(丙烯酸体系)的含量比例为25%-30%,水溶性助剂的含量比例为5%-10%,整体成分中余量为去离子水。
区别于常规的TiO2粉末的分散体系的哑光涂料,哑光树脂的分散性更为均匀,更适用于精密需求的均匀涂层,通过调整树脂聚合度的高低,来实现粒径的大小,从而达到不同的哑光效果。
同时,哑光树脂不存在掉粉的现象,其表面更耐刮擦,在与环氧树脂进行分散结合后,其整体结合力和施工工艺也较为简便,药剂的存储稳定性相较于TiO2系的哑光体系,有很大提升。
环氧树脂的相对分子量在5000-10000,PH值为9.0;而丙烯酸系哑光树脂的分子量在250000-300000,PH值为7.5。
施工工艺包括如下三个步骤:
(1)将尼龙层表面进行电晕处理,以增大尼龙层表面的粗糙度,提高涂层与药剂的接触面积,此方法可以有效的提高涂层与尼龙层之间的结合力。
(2)将覆过尼龙层的钢塑膜电晕后,通过涂覆产线对尼龙层进行涂覆处理,涂覆湿膜量控制在2.5-5.5g/m2,具体可根据实际的外观要求对湿膜量进行增加或降低处理。
由于涂料的粘度较高,且常温下也可以干燥成膜,停机状态也应该保持涂覆辊的运行。以保持涂覆辊表面润湿,防止在涂覆辊表面出现药剂析出的可能。
(3)将涂覆过涂料的钢塑膜进行烘干处理,处理板温要求90℃-120℃,烘箱可使用红外或者热风的方式进行加热。
在一定范围内,湿膜量越高,哑光效果越好。
钢塑膜的另一面已经完成了PP膜的覆膜处理,温度过高,可能会导致PP膜的形变,从而影响整体钢塑膜的质量,因此,板温的控制显得尤为重要,在具体的实施中,应该严格控制具体板温。
以上所述是结合具体实施方式对本发明所作的进一步详细说明,不能认定本发明具体实施仅局限于此;对于本发明所属及相关技术领域的技术人员来说,在基于本发明技术方案思路前提下,所作的拓展以及操作方法、数据的替换,都应当落在本发明保护范围之内。

Claims (5)

1.一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,其特征在于:包括尼龙层、哑光涂料,所述哑光涂料主成分包括水溶性环氧树脂、哑光树脂、水溶性助剂、去离子水,所述水溶性环氧树脂的含量比例为25%-40%,所述哑光树脂(丙烯酸体系)的含量比例为25%-30%,所述水溶性助剂的含量比例为5%-10%,整体成分中余量为去离子水,所述哑光树脂分散均匀。
2.根据权利要求1所述的一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺,其特征在于:所述环氧树脂的相对分子量为5000-10000,其PH值为9.0;所述丙烯酸系哑光树脂的分子量在250000-300000,其PH值为7.5。
3.根据权利要求2所述的一种动力电池用钢塑膜尼龙层用哑光涂料的其实施工艺,其特征在于,包括如下施工步骤:
(1)将尼龙层表面进行电晕处理,以增大尼龙层表面的粗糙度,提高涂层与药剂的接触面积,以有效提高涂层与尼龙层之间的结合力;
(2)将覆过尼龙层的钢塑膜电晕后,通过涂覆产线对尼龙层进行涂覆处理,涂覆的湿膜量面积决定了哑光的具体效果,可根据实际的外观要求对湿膜量进行增加或降低处理;
由于涂料的粘度较高,且常温下也可以干燥成膜,停机状态也应该保持涂覆辊的运行,以保持涂覆辊表面润湿,防止在涂覆辊表面出现药剂析出的可能;
(3)将涂覆过涂料的钢塑膜进行烘干处理,烘箱可使用红外或者热风的方式进行加热。
4.根据权利要求3所述的一种动力电池用钢塑膜尼龙层用哑光涂料的实施工艺,其特征在于:所述步骤(2)中,涂覆湿膜量控制在2.5-5.5g/m2
5.根据权利要求3所述的一种动力电池用钢塑膜尼龙层用哑光涂料的实施工艺,其特征在于:所述步骤(3)中,处理板温的范围控制在90℃-120℃。
CN202010884644.7A 2020-08-28 2020-08-28 一种钢塑膜尼龙层用哑光涂料的制备方法及其实施工艺 Pending CN111925714A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102473866A (zh) * 2009-08-07 2012-05-23 大日本印刷株式会社 电化学电池用包装材料
US20140224647A1 (en) * 2011-10-21 2014-08-14 Global Hydrogen Technologies, Inc. Electrolyzing cell for generating hydrogen and oxygen and method of use
CN107739561A (zh) * 2017-10-19 2018-02-27 武汉华工图像技术开发有限公司 哑光涂料、其制备方法及表观细腻的哑光涂层
CN108248151A (zh) * 2016-12-28 2018-07-06 昭和电工包装株式会社 蓄电装置用外包装材料、蓄电装置用外包装壳体及蓄电装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102473866A (zh) * 2009-08-07 2012-05-23 大日本印刷株式会社 电化学电池用包装材料
US20140224647A1 (en) * 2011-10-21 2014-08-14 Global Hydrogen Technologies, Inc. Electrolyzing cell for generating hydrogen and oxygen and method of use
CN108248151A (zh) * 2016-12-28 2018-07-06 昭和电工包装株式会社 蓄电装置用外包装材料、蓄电装置用外包装壳体及蓄电装置
CN107739561A (zh) * 2017-10-19 2018-02-27 武汉华工图像技术开发有限公司 哑光涂料、其制备方法及表观细腻的哑光涂层

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