CN105949487A - 一种紫外光固化抗静电离型膜及其制备方法 - Google Patents

一种紫外光固化抗静电离型膜及其制备方法 Download PDF

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CN105949487A
CN105949487A CN201610301043.2A CN201610301043A CN105949487A CN 105949487 A CN105949487 A CN 105949487A CN 201610301043 A CN201610301043 A CN 201610301043A CN 105949487 A CN105949487 A CN 105949487A
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於险峰
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Ji Xiangbao (taicang) Material Science And Technology Development Co Ltd
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Abstract

本发明所述的一种紫外光固化抗静电离型膜,其特征在于,包括基膜层,基膜层上设置有离型层,离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:25‑40份;导电聚合物:12‑18份;光引发剂:0.02‑0.4份;二氧化钛:5‑13份;偶联剂:0.5‑3份;消泡剂:0.2‑2份;附着力促进剂:0.1‑0.8份;溶剂:20‑40份。所述紫外光固化抗静电离型膜,使得得到的离型层能够均匀涂布于基膜层上,通过紫外光固化成型,进而使得到的离型膜在与接触的粘着带或者胶粘带分离时不产生粘连,生产效率高;同时含有导电聚合物,使离型膜具备很强的抗静电能力,扩大其使用范围。

Description

一种紫外光固化抗静电离型膜及其制备方法
技术领域
本发明涉及一种离型膜,特别涉及一种紫外光固化抗静电离型膜的制备方法。
背景技术
离型膜又称防粘膜,是以聚对苯二甲酸乙二醇酯塑料(简称PET)、双向拉伸聚丙烯薄膜塑料(简称BOPP)、聚乙烯塑料(简称PE)、碳酸酯塑料(简称PC)、聚苯乙烯塑料(简称PS)、聚丙烯塑料(简称CPP)为基材制作的一种表面具有低表面能的特性的材料。将紧邻的黏胶从离型面剥离时,可以轻易剥离或移取离型材料,而不伤害黏胶物性。离型膜的特点是表面平整、洁净度高,后续加工尺寸稳定,透明度及颜色可调整,薄膜的厚度与基材的种类可选择的范围广。利用离型膜这些特点可以向光学与电子领域的零部件的深加工发展,从而适应这一领域越来越多的自动化生产工艺过程,目前,离型膜能够广泛应用于覆铜板、印刷电路板、电子胶黏剂等领域。
离型膜包含基材膜和离型层。基材膜表面至少一面设置有离型层,以提供较低的表面能量。基材膜多采用纸、塑料薄膜作为材料,离型层主要采用硅混合物构成。一般多用于产业用粘着带或者胶粘带等的,对离型膜的性能要求较低,只需要其具有高密着性和残留胶粘率,但是随着工业领域的迅速发展,离型膜的使用范围越来越广,对其其他性能也有了一定要求。
然而,传统的离型膜多采用热固化方式加工而成,当固化温度过高时,会导致离型膜变得脆而硬,严重影响其质感,若降低固化温度,则固化不彻底且延长加工时间,不利于工业生产。
发明内容
为解决上述存在的问题,本发明的目的在于提供一种紫外光固化抗静电离型膜的制备方法。所述紫外光固化抗静电离型膜,各组分相互配合,使得得到的离型层能够均匀涂布于基膜层上,通过紫外光固化成型,进而使得到的离型膜在与接触的粘着带或者胶粘带分离时不产生粘连,生产效率高;同时含有导电聚合物,使离型膜具备很强的抗静电能力,扩大其使用范围。
为达到上述目的,本发明的技术方案是:
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:25-40份;导电聚合物:12-18份;光引发剂:0.02-0.4份;二氧化钛:5-13份;偶联剂:0.5-3份;消泡剂:0.2-2份;附着力促进剂:0.1-0.8份;溶剂:20-40份。
进一步地,所述离型剂包含下述重量百分含量的各组分:甲基丙烯酸甲酯:30-40份;导电聚合物:12-15份;光引发剂:0.1-0.4份;二氧化钛:6-10份;偶联剂:1-2份;消泡剂:0.2-1份;附着力促进剂:0.1-0.5份;溶剂:26-40份。
进一步地,所述离型剂包含下述重量百分含量的各组分:甲基丙烯酸甲酯:32份;导电聚合物:14份;光引发剂:0.3份;二氧化钛:7.5份;偶联剂:1.6份;消泡剂:0.8份;附着力促进剂:0.3份;溶剂:30份。
另有,所述基膜层材料为PE、PET、TPX、PMMA、BOPP或PS中的任一种。
且,所述导电聚合物为聚乙炔、聚噻吩、聚吡咯、聚苯胺或聚苯撑中的任一种。
再有,所述偶联剂为硅烷偶联剂;所述消泡剂为乙二醇二硬脂酸酯或聚氧丙烯聚氧乙烯甘油醚;所述附着力促进剂为氯代树脂或聚酯树脂或有机硅烷化合物。
一种紫外光固化抗静电离型膜的制备方法,包括如下步骤:
(1)按质量份数称取所需原料,将甲基丙烯酸甲酯及导电聚合物加入溶剂中搅拌均匀,再加入二氧化钛及光引发剂,室温搅拌0.5-1.5h,然后加入偶联剂、消泡剂、附着力促进剂,升温至35-50℃后继续搅拌0.5-1h;
(2)在基膜层的一面或两面涂覆步骤(1)中所得混合液,然后进行紫外光照射固化,所述紫外光光源的波长为280-450nm,照射时间为10-50min,使表面完全固化,最后进行成型、收卷,得到紫外光固化抗静电离型膜。
本发明的有益效果在于:
本发明提供的一种紫外光固化抗静电离型膜,各组分相互配合,使得得到的离型层能够均匀涂布于基膜层上,通过紫外光固化成型,进而使得到的离型膜在与接触的粘着带或者胶粘带分离时不产生粘连,生产效率高;同时含有导电聚合物,使离型膜具备很强的抗静电能力,扩大其使用范围。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白,以下结合实施例进一步详细说明。
实施例1
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:25份;导电聚合物:14份;光引发剂:0.02份;二氧化钛:8份;偶联剂:1份;消泡剂:0.2份;附着力促进剂:0.1份;溶剂:20份。
其中,所述基膜层材料为PET,所述导电聚合物为聚噻吩,所述偶联剂为硅烷偶联剂;所述消泡剂为乙二醇二硬脂酸酯;所述附着力促进剂为氯代树脂。
实施例2
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:32份;导电聚合物:12份;光引发剂:0.1份;二氧化钛:5份;偶联剂:0.5份;消泡剂:0.5份;附着力促进剂:0.4份;溶剂:25份。
其中,所述基膜层材料为TPX,所述导电聚合物为聚乙炔,所述偶联剂为硅烷偶联剂;所述消泡剂为聚氧丙烯聚氧乙烯甘油醚;所述附着力促进剂为有机硅烷化合物。
实施例3
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:32份;导电聚合物:14份;光引发剂:0.3份;二氧化钛:7.5份;偶联剂:1.6份;消泡剂:0.8份;附着力促进剂:0.3份;溶剂:30份。
其中,所述基膜层材料为BOPP,所述导电聚合物为聚苯胺,所述偶联剂为硅烷偶联剂;所述消泡剂为乙二醇二硬脂酸酯;所述附着力促进剂为聚酯树脂。
实施例4
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:32份;导电聚合物:18份;光引发剂:0.3份;二氧化钛:13份;偶联剂:2.4份;消泡剂:2份;附着力促进剂:0.5份;溶剂:34份。
其中,所述基膜层材料为BOPP,所述导电聚合物为聚苯撑,所述偶联剂为硅烷偶联剂;所述消泡剂为乙二醇二硬脂酸酯;所述附着力促进剂为聚酯树脂。
实施例5
一种紫外光固化抗静电离型膜,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:40份;导电聚合物:13份;光引发剂:0.4份;二氧化钛:10份;偶联剂:3份;消泡剂:0.8份;附着力促进剂:0.8份;溶剂:40份。
其中,所述基膜层材料为PE,所述导电聚合物为聚吡咯,所述偶联剂为硅烷偶联剂;所述消泡剂为聚氧丙烯聚氧乙烯甘油醚;所述附着力促进剂为氯代树脂。
一种紫外光固化抗静电离型膜的制备方法,包括如下步骤:
(1)按质量份数称取所需原料,将甲基丙烯酸甲酯及导电聚合物加入溶剂中搅拌均匀,再加入二氧化钛及光引发剂,室温搅拌0.5-1.5h,然后加入偶联剂、消泡剂、附着力促进剂,升温至35-50℃后继续搅拌0.5-1h;
(2)在基膜层的一面或两面涂覆步骤(1)中所得混合液,然后进行紫外光照射固化,所述紫外光光源的波长为280-450nm,照射时间为10-50min,使表面完全固化,最后进行成型、收卷,得到紫外光固化抗静电离型膜。
为了对实施例1-5中一种紫外光固化抗静电离型膜的离型力进行测试,使用FINAT-10,在各实施例离型膜上附着宽50mm×长175mm的标准带(TESA7475-丙烯酰氯类)。接着,利用FINAT-10试验辊(2Kg载荷),以10mm/sec的速度往返两次把标准带压紧,用两块平整的金属板夹住离型膜,一边加上70g/cm2的压力,在大约25℃的温度下保持20h。之后,卸掉压力,4h后把离型膜固定到治具,将标准带从180°的方向按照300mm/min的速度剥离、测试,反复测试5次取平均值,结果见表1。
利用表面阻抗测试仪器对实施例1-5中一种紫外光固化抗静电离型膜的表面阻抗性能进行测试,测量标准方法为ASTM-D257,结果见表1。
表1 实施例1-5中离型膜的性能测试结果
从上表可知,实施例1-5中紫外光固化抗静电离型膜的表面阻抗皆在105-109Ω范围内,表明该离型膜具备优良的抗静电能力;此外,各组分相互配合,使得得到的离型层能够均匀涂布于基膜层上,通过紫外光固化成型,进而使得到的离型膜在与接触的粘着带或者胶粘带分离时不产生粘连,生产效率高。
需要说明的是,以上实施例仅用以说明本发明的技术方案而非限制。尽管参照较佳实施例对本发明进行了详细说明,本领域的普通技术人员应当理解,可以对发明的技术方案进行修改或者等同替换,而不脱离本发明技术方案的范围,其均应涵盖在本发明的权利要求范围中。

Claims (7)

1.一种紫外光固化抗静电离型膜,其特征在于,包括基膜层,所述基膜层上设置有离型层,所述离型层由离型剂涂覆而成,所述离型剂包含下述质量份数的各组分:甲基丙烯酸甲酯:25-40份;导电聚合物:12-18份;光引发剂:0.02-0.4份;二氧化钛:5-13份;偶联剂:0.5-3份;消泡剂:0.2-2份;附着力促进剂:0.1-0.8份;溶剂:20-40份。
2.根据权利要求1所述的一种紫外光固化抗静电离型膜,其特征在于,所述离型剂包含下述重量百分含量的各组分:甲基丙烯酸甲酯:30-40份;导电聚合物:12-15份;光引发剂:0.1-0.4份;二氧化钛:6-10份;偶联剂:1-2份;消泡剂:0.2-1份;附着力促进剂:0.1-0.5份;溶剂:26-40份。
3.根据权利要求1所述的一种紫外光固化抗静电离型膜,其特征在于,所述离型剂包含下述重量百分含量的各组分:甲基丙烯酸甲酯:32份;导电聚合物:14份;光引发剂:0.3份;二氧化钛:7.5份;偶联剂:1.6份;消泡剂:0.8份;附着力促进剂:0.3份;溶剂:30份。
4.根据权利要求1所述的一种紫外光固化抗静电离型膜,其特征在于,所述基膜层材料为PE、PET、TPX、PMMA、BOPP或PS中的任一种。
5.根据权利要求1所述的一种紫外光固化抗静电离型膜,其特征在于,所述导电聚合物为聚乙炔、聚噻吩、聚吡咯、聚苯胺或聚苯撑中的任一种。
6.根据权利要求1所述的一种紫外光固化抗静电离型膜,其特征在于,所述偶联剂为硅烷偶联剂;所述消泡剂为乙二醇二硬脂酸酯或聚氧丙烯聚氧乙烯甘油醚;所述附着力促进剂为氯代树脂或聚酯树脂或有机硅烷化合物。
7.一种紫外光固化抗静电离型膜的制备方法,其特征在于,包括如下步骤:
(1)按质量份数称取所需原料,将甲基丙烯酸甲酯及导电聚合物加入溶剂中搅拌均匀,再加入二氧化钛及光引发剂,室温搅拌0.5-1.5h,然后加入偶联剂、消泡剂、附着力促进剂,升温至35-50℃后继续搅拌0.5-1h;
(2)在基膜层的一面或两面涂覆步骤(1)中所得混合液,然后进行紫外光照射固化,所述紫外光光源的波长为280-450nm,照射时间为10-50min,使表面完全固化,最后进行成型、收卷,得到紫外光固化抗静电离型膜。
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CN108693175A (zh) * 2017-04-07 2018-10-23 南京大学 一种采用高通量光电比色法检测铜离子的方法
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