CN114456648A - 防静电涂料、制备方法及其涂层 - Google Patents
防静电涂料、制备方法及其涂层 Download PDFInfo
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- CN114456648A CN114456648A CN202210164151.5A CN202210164151A CN114456648A CN 114456648 A CN114456648 A CN 114456648A CN 202210164151 A CN202210164151 A CN 202210164151A CN 114456648 A CN114456648 A CN 114456648A
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Abstract
本发明公开了一种防静电涂料、制备方法及其涂层,所述防静电涂料包括组分A和组分B,所述组份A按质量份数计,包括如下组分:导电材料30‑45份,改性聚烯烃树脂25‑40份,丙烯酸树脂5‑10份,爽滑剂5‑7份,润湿剂1‑3份,溶剂10‑50份,其中,所述组分B为固化剂,所述组分A与组分B的质量比为100:(1~5)。本发明的防静电涂料通过将上述原料按次序混合,乳化、均质以及搅拌得到,防静电涂料,耐溶剂性能好、耐摩擦电压性能好、防静电性能好以及剥离时也方便。
Description
技术领域
本发明是关于防静电涂料,特别是关于一种防静电涂料、制备方法及其涂层。
背景技术
半导体光电行业的芯片、线路板及硬盘等防静电包装领域,通常以聚丙烯或聚乙烯等塑料材料为基材,并复合不同材料或印刷不同的功能涂层。通过加热加压的方法把两个防静电面热度封合在一起,形成一个密闭的空间,进而保护其中的芯片、线路板和硬盘等敏感的光电器件不被静电击穿和污染损坏。再次使用其产品时,又可以在不破坏包装材料损坏的情况下,通过人工或者电子手完整轻松的撕开封口,以便使用。包装材料如果不防静电处理,将芯片线路板及硬盘等元件装入其包装,运输过程中产生摩擦会产生上千伏的静电压,造成元器件受损。
目前该塑料基材有两种方式,一是外涂功能层,二是生产塑料基材时加入功能性塑料颗粒达到性能。
第一种是将防静电浆料通过涂布机涂到聚丙烯、聚乙烯等塑料基材上后,达到效果。由于现在市场上用的防静电树脂涂层颗粒过大,树脂和塑料基材相容性差,造成热封合不上,即使封合上以后,再次使用时也不能剥离开。有用表面活性剂防静电液体进行涂层处理的,热风后可以剥离开,但防静电无法满足要求,受气候影响比较大。
第二种是指在生产塑料基材时,加入功能性母粒,一起融化后做出成品,赋予此材料有防静电及易剥离效果。此工艺缺点存在防静电值达不到,容易把封口撕破的现象,因为密度不同,造成各成分相容性不好,塑料韧性下降。
而且以上涂层均不耐溶剂擦洗,涂层颗粒大或者电阻不够,造成摩擦电压过大(≥1000伏),导致被包裹产品因摩擦电压过大经常发生不良。
鉴于以上现状,我们研发出一种新型耐溶剂易热封易剥离性防静电功能性涂料及涂层。
公开于该背景技术部分的信息仅仅旨在增加对本发明的总体背景的理解,而不应当被视为承认或以任何形式暗示该信息构成已为本领域一般技术人员所公知的现有技术。
发明内容
本发明的目的在于提供一种防静电材料,其能够有效缓解现有防静电材料不耐溶剂、不耐水擦洗、玻璃性能差以及防静电效果不好的问题。
为实现上述目的,本发明的实施例提供了防静电涂料,包括组分A和组分B,所述组份A按质量份数计,包括如下组分:导电材料30-45份,改性聚烯烃树脂25-40份,丙烯酸树脂5-10份,爽滑剂5-7份,润湿剂1-3份,溶剂10-50份,其中,所述组分B为固化剂,所述组分A与组分B的质量比为100:(1~5)。
在本发明的一个或多个实施方式中,所述导电材料为无机导电材料或有机高分子导电材料。
在本发明的一个或多个实施方式中,所述改性聚烯烃树脂为自交联的聚乙烯、聚丙烯、聚苯乙烯以及聚氯乙烯中的至少一种。
在本发明的一个或多个实施方式中,所述丙烯酸树脂为乙烯丙烯酸共聚物、苯乙烯改性丙烯酸以及有机硅改性丙烯酸中的至少一种。
在本发明的一个或多个实施方式中,所述爽滑剂为氨基改性有机硅、三元共聚亲水硅以及棕榈蜡中的至少一种。
在本发明的一个或多个实施方式中,所述固化剂为异氰酸酯、氨基树脂以及氮丙啶类中的一种。
在本发明的一个或多个实施方式中,所述润湿剂为阴离子表面活性剂或非离子表面活性剂。
在本发明的一个或多个实施方式中,所述溶剂为醇或醇与水的混合液。
所述防静电涂料的制备方法,其包括如下步骤:
称取原料:导电材料、改性聚烯烃树脂、爽滑剂以及润湿剂,乳化温度为30-40℃,乳化时间为5-10分钟,将上述原料混合后进行乳化处理;
将上述乳化后的混合液进行均质处理,均质温度为30-40℃,均质时间为5-10分钟;
将上述均质后的混合液加入丙烯酸树脂和溶剂后进行搅拌,搅拌温度为30-40℃,搅拌时间为5-10分钟,即得组分A;
称取上述部分组分A及固化剂,搅拌均匀后得到所述防静电涂料。
在本发明的一个或多个实施方式中,还提供了一种涂层,包括如上述所述的防静电涂料。
与现有技术相比,根据本发明实施方式的防静电涂料,耐溶剂性能好、耐摩擦电压性能好、防静电性能好以及剥离时也方便。
具体实施方式
下面对本发明的具体实施方式进行详细描述,但应当理解本发明的保护范围并不受具体实施方式的限制。
除非另有其它明确表示,否则在整个说明书和权利要求书中,术语“包括”或其变换如“包含”或“包括有”等等将被理解为包括所陈述的元件或组成部分,而并未排除其它元件或其它组成部分。
根据本发明优选实施方式的防静电涂料,包括组分A和组分B,组份A按质量份数计,包括如下组分:导电材料30-45g,改性聚烯烃树脂25-40g,丙烯酸树脂5-10g,爽滑剂5-7g,润湿剂1-3g,溶剂10-50g,其中,组分B为固化剂,组分A与组分B的质量比为100:(1~5)。
导电材料为无机导电材料或有机高分子导电材料:
在一实施方式中,无机导电材料包括金属导体或无机预制导体:
金属导体可以为银线或金线或铝线,无机预制导体由碳纳米管分散液或银浆等制成;
有机高分子导电材料包括有机预制导体:
有机预制导体由聚噻吩分散液或聚苯胺分散液制成。
在一实施方式中,改性聚烯烃树脂为自交联的聚乙烯、聚丙烯、聚苯乙烯以及聚氯乙烯中的至少一种。
在一实施方式中,丙烯酸树脂为乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)和有机硅改性丙烯酸(有机硅改性丙烯酸品牌为四海,型号为SH-024)中的至少一种。
在一实施方式中,爽滑剂为氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)以及棕榈蜡(品牌为沐蓝,型号为0088)中的至少一种。
在一实施方式中,固化剂为异氰酸酯、氨基树脂以及氮丙啶类中的一种,其中,异氰酸酯包括甲苯二异氰酸酯(TDI)、异佛尔酮二异氰酸酯(IPDI)等,氨基树脂具体可以为脲醛树脂(UF)、三聚氰胺甲醛树脂(MF)等,氮丙啶类具体可以为氮丙啶。
在一实施方式中,润湿剂为阴离子表面活性剂或非离子表面活性剂,其中,阴离子表面活性剂具体可以为阴离子聚丙烯酰胺(APAM)等,非离子表面活性剂具体可以为烷基酚聚氧乙烯醚(APEO)、壬基酚聚氧乙烯醚(NPEO)等。
在一实施方式中,所述醇为乙醇、异丙醇、正丙醇等,
在一具体实施方式中,所述水和醇类混合液中的醇类为乙醇、异丙醇、正丙醇等。
在一实施方式中,防静电涂料的制备方法,包括如下步骤:
称取原料:导电材料、改性聚烯烃树脂、爽滑剂以及润湿剂,乳化温度为30-40℃,乳化时间为5-10分钟,将上述原料混合后进行乳化处理;
将上述乳化后的混合液进行均质处理,均质温度为30-40℃,均质时间为5-10分钟;
将上述均质后的混合液加入丙烯酸树脂和溶剂后进行搅拌,搅拌温度为30-40℃,搅拌时间为5-10分钟,即得组分A;
称取上述部分组分A及固化剂,搅拌均匀后得到所述防静电涂料。
其中,本发明还提供了一种涂层,包括如上述的防静电涂料。
具体实施例
实施例1
称取银线30g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、润湿剂1g、纯水5g、乙醇5g、甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g;
组分A的制备:在高速乳化机中加入银线30g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、阴离子聚丙烯酰胺(APAM)1g,乳化5分钟,乳化温度为30℃,制成乳化液。然后将乳化液倒入高压均质机,均质5分钟,均质温度为30℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水5g和乙醇5g,转速1000r/min,充分搅拌均匀,搅拌5分钟,搅拌温度为30℃,然后再加入甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g,均匀搅拌,搅拌5分钟,搅拌温度为30℃,即可制得所需的防静电涂料。
实施例1-1
取PE/PET复合膜1片(PE面未做过电晕处理),用上述防静电涂料在PE膜层表面均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例2
称取碳纳米管分散液15g、银浆15g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、阴离子聚丙烯酰胺(APAM)1g、纯水5g、异丙醇5g、甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g;
组分A的制备:在高速乳化机中加入碳纳米管分散液15g、银浆15g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、阴离子聚丙烯酰胺(APAM)1g,乳化5分钟,乳化温度为30℃,制成乳化液。然后将乳化液倒入高压均质机,均质5分钟,均质温度为30℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水5g和异丙醇5g,转速1000r/min,充分搅拌均匀,搅拌5分钟,搅拌温度为30℃,然后再加入甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g,均匀搅拌,搅拌5分钟,搅拌温度为30℃,即可制得所需的防静电涂料。
实施例2-1
取PE/PET复合膜1片(PE面未做过电晕处理),用上述防静电涂料在PE膜层表面均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例3
称取聚噻吩分散液15g、聚苯胺分散液15g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、阴离子聚丙烯酰胺(APAM)1g、纯水5g、正丙醇5g、甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g;
组分A的制备:在高速乳化机中加入聚噻吩分散液15g、聚苯胺分散液15g、聚乙烯12g、聚丙烯13g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)5g、氨基改性有机硅(品牌为jessicachem,型号为JSC-1120)5g、阴离子聚丙烯酰胺(APAM)1g,乳化5分钟,乳化温度为30℃,制成乳化液。然后将乳化液倒入高压均质机,均质5分钟,均质温度为30℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水5g和正丙醇5g,转速1000r/min,充分搅拌均匀,搅拌5分钟,搅拌温度为30℃,然后再加入甲苯二异氰酸酯(TDI)0.5g和异佛尔酮二异氰酸酯(IPDI)0.5g,均匀搅拌,搅拌5分钟,搅拌温度为30℃,即可制得所需的防静电涂料。
实施例3-1
取PE/PET复合膜1片(PE面未做过电晕处理),用上述防静电涂料在PE膜层表面均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例4
按重量份称取银线38g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g、脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g、纯水15g、乙醇15g;
组分A的制备:在高速乳化机中加入银线38g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g,乳化7分钟,乳化温度为35℃,制成乳化液。然后将乳化液倒入高压均质机,均质7分钟,均质温度为35℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水15g和乙醇15g,转速1000r/min,充分搅拌均匀,搅拌7分钟,搅拌温度为35℃,然后再加入脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g,均匀搅拌,即可制得所需的防静电涂料。
实施例4-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例5
按重量份称取碳纳米管分散液19g、银浆19g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g、脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g、纯水15g、异丙醇15g;
组分A的制备:在高速乳化机中加入碳纳米管分散液19g、银浆19g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g,搅乳化分钟,乳化温度为35℃,制成乳化液。然后将乳化液倒入高压均质机,均质7分钟,均质温度为35℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水15g和异丙醇15g,转速1000r/min,充分搅拌均匀,搅拌7分钟,搅拌温度为35℃,然后再加入脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g,均匀搅拌,搅拌7分钟,搅拌温度为35℃,即可制得所需的防静电涂料。
实施例5-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例6
按重量份称取聚噻吩分散液19g、聚苯胺分散液19g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g、脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g、纯水15g、异丙醇15g;
组分A的制备:在高速乳化机中加入聚噻吩分散液19g、聚苯胺分散液19g、聚苯乙烯16g、聚氯乙烯16g、乙烯丙烯酸共聚物(品牌为陶氏杜邦,型号为6100)7g、三元共聚亲水硅油(品牌为骏宇,型号为JYC360)6g、阴离子聚丙烯酰胺(APAM)2g,乳化7分钟,乳化温度为35℃,制成乳化液。然后将乳化液倒入高压均质机,均质7分钟,均质温度为35℃,均质后得到混合液
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水15g和异丙醇15g,转速1000r/min,充分搅拌均匀,然后再加入脲醛树脂(UF)1.5g、三聚氰胺甲醛树脂(MF)1.5g均匀搅拌,即可制得所需的防静电涂料。
实施例6-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例7
按重量份称取银线45g、聚苯乙烯20g、聚氯乙烯20g、有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g、棕榈蜡(品牌为沐蓝,型号为0088)7g、烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g、氮丙啶5g、纯水25g、乙醇25g;
组分A的制备:在高速乳化机中加入银线45g、聚苯乙烯20g、聚氯乙烯20g,有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g、棕榈蜡(品牌为沐蓝,型号为0088)7g,烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g,乳化10分钟,乳化温度为40℃,制成乳化液。然后将乳化液倒入高压均质机,均质10分钟,均质温度为40℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水25g和乙醇25g,转速1000r/min,充分搅拌均匀,搅拌10分钟,搅拌温度为40℃,然后再加入氮丙啶3g,均匀搅拌,搅拌10分钟,搅拌温度为40℃,即可制得所需的防静电涂料。
实施例7-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例8
按重量份称取碳纳米管分散液22g、银浆23g,聚苯乙烯20g、聚氯乙烯20g、有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g,棕榈蜡(品牌为沐蓝,型号为0088)7g,烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g,氮丙啶5g,纯水25g,异丙醇25g;
组分A的制备:在高速乳化机中加入碳纳米管分散液22g、银浆23g,聚苯乙烯20g、聚氯乙烯20g、有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g,棕榈蜡(品牌为沐蓝,型号为0088)7g,烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g,乳化10分钟,乳化温度为40℃,制成乳化液。然后将乳化液倒入高压均质机,均质10分钟,均质温度为40℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水25g,异丙醇25g,转速1000r/min,充分搅拌均匀,搅拌10分钟,搅拌温度为40℃,然后再加入氮丙啶5g,搅拌10分钟,搅拌温度为40℃,均匀搅拌,即可制得所需的防静电涂料。
实施例8-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
实施例9
按重量份称取聚噻吩分散液22g、聚苯胺分散液23g,聚乙烯20g、聚丙烯20g、有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g,棕榈蜡(品牌为沐蓝,型号为0088)7g,烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g,氮丙啶5g,纯水25g,正丙醇25g;
组分A的制备:在高速乳化机中加入聚噻吩分散液22g、聚苯胺分散液23g,聚乙烯20g、聚丙烯20g,有机硅改性丙烯酸(品牌为四海,型号为SH-024)10g,棕榈蜡(品牌为沐蓝,型号为0088)7g,烷基酚聚氧乙烯醚(APEO)1.5g、壬基酚聚氧乙烯醚(NPEO)1.5g,乳化5分钟,乳化10分钟,乳化温度为40℃,制成乳化液。然后将乳化液倒入高压均质机,均质10分钟,均质温度为40℃,均质后得到混合液。
将上述均质后的混合液倒入在高速搅拌机中,并向高速搅拌机倒入纯水25g和正丙醇25g,转速1000r/min,充分搅拌均匀,搅拌10分钟,搅拌温度为40℃,然后再加入氮丙啶5g,均匀搅拌,搅拌10分钟,搅拌温度为40℃,即可制得所需的防静电涂料。
实施例9-1
取PE/PET复合膜1片(PE面未做过电晕处理),在PE膜层表面用上述防静电涂料均匀涂布涂层,烘箱80度约烘烤8-10秒后取出,上液量约为5g/m2(干膜厚度约为3μm,注:这里的厚度指的是平均厚度)。
以下是各实施例的各项测试方法:
表面电阻:采用手持表面电阻仪对涂层测试,并记录表面电阻数据。
低湿电阻:将恒温恒湿箱箱调整至温度-15℃,湿度15%,将涂膜放入箱内1小时后,在箱内用手持电阻测试仪对涂层测试。
摩擦电压:用无尘布在涂层表面用力快速来回摩擦20次,用手持摩擦电压测试仪对涂层进行测试。
剥离性能:用热封口机将涂层对折粘封口后,用拉力测试仪采用拉力为50g的力进行测试,观察是否有无法剥离或者破损现象。
耐醇性:用无尘布蘸取酒精,用2kg砝码按压来回擦拭涂层面20次,之后进行其他相关数据测试。
热合性能:观察涂层与PE/PET复合膜的粘合性,并用拉力测试仪采用拉力为30g的力进行测试,观察是否涂层与PE/PET脱离。
以下是实施例测试结果:
通过上述实施例以及对应的测试数据可以看出,本发明所制备的防静电涂料可以有效的解决热合性能差易剥离的问题,达到最初设计目的。以优异的性能,解决了目前市面上常规防静电产品的耐醇性差,耐摩擦电压差以及防静电效果差的局限性,并且可以根据客户的需求对产品进行稀释使用,大大降低了客户的应用成本。
前述对本发明的具体示例性实施方案的描述是为了说明和例证的目的。这些描述并非想将本发明限定为所公开的精确形式,并且很显然,根据上述教导,可以进行很多改变和变化。对示例性实施例进行选择和描述的目的在于解释本发明的特定原理及其实际应用,从而使得本领域的技术人员能够实现并利用本发明的各种不同的示例性实施方案以及各种不同的选择和改变。本发明的范围意在由权利要求书及其等同形式所限定。
Claims (10)
1.一种防静电涂料,其特征在于,包括组分A和组分B,所述组份A按质量份数计,包括如下组分:导电材料30-45份,改性聚烯烃树脂25-40份,丙烯酸树脂5-10份,爽滑剂5-7份,润湿剂1-3份,溶剂10-50份;
其中,所述组分B为固化剂,所述组分A与组分B的质量比为100:(1~5)。
2.如权利要求1所述的防静电涂料,其特征在于,所述导电材料为无机导电材料或有机高分子导电材料。
3.如权利要求1所述的防静电涂料,其特征在于,所述改性聚烯烃树脂为自交联的聚乙烯、聚丙烯、聚苯乙烯以及聚氯乙烯中的至少一种。
4.如权利要求1所述的防静电涂料,其特征在于,所述丙烯酸树脂为乙烯丙烯酸共聚物、苯乙烯改性丙烯酸以及有机硅改性丙烯酸中的至少一种。
5.如权利要求1所述的防静电涂料,其特征在于,所述爽滑剂为氨基改性有机硅、三元共聚亲水硅以及棕榈蜡中的至少一种。
6.如权利要求1所述的防静电涂料,其特征在于,所述固化剂为异氰酸酯、氨基树脂以及氮丙啶类中的一种。
7.如权利要求1所述的防静电涂料,其特征在于,所述润湿剂为阴离子表面活性剂或非离子表面活性剂。
8.如权利要求1所述的防静电涂料,其特征在于,所述溶剂为醇或醇与水的混合液。
9.如权利要求1-8所述的性能优良的防静电涂料的制备方法,其特征在于,包括如下步骤:
称取原料:导电材料、改性聚烯烃树脂、爽滑剂以及润湿剂,乳化温度为30-40℃,乳化时间为5-10分钟,将上述原料混合后进行乳化处理;
将上述乳化后的混合液进行均质处理,均质温度为30-40℃,均质时间为5-10分钟;
将上述均质后的混合液加入丙烯酸树脂和溶剂后进行搅拌,搅拌温度为30-40℃,搅拌时间为5-10分钟,即得组分A;
称取上述部分组分A及固化剂,搅拌均匀后得到所述防静电涂料。
10.一种涂层,其特征在于,包括如权利要求1-8任一所述的防静电涂料。
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