CN106398513A - 一种电容器铝壳高附着力涂料 - Google Patents

一种电容器铝壳高附着力涂料 Download PDF

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CN106398513A
CN106398513A CN201610944241.0A CN201610944241A CN106398513A CN 106398513 A CN106398513 A CN 106398513A CN 201610944241 A CN201610944241 A CN 201610944241A CN 106398513 A CN106398513 A CN 106398513A
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acrylic emulsion
bagasse
coating
styrene
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胡忠胜
华玲萍
吴良军
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Anhui Feida Electrical Technology Co Ltd
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    • C09D177/00Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
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    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
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    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic
    • CCHEMISTRY; METALLURGY
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    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
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    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/14Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16Fibres; Fibrils

Abstract

发明公开了一种电容器铝壳高附着力涂料,由以下成分制成,聚酰胺树脂、丙三醇、聚甲基丙烯酸甲酯、有机膨润土、改性苯丙乳液、硅溶胶、硅酸钾、橄榄油、硬脂酸锌、稻壳灰烬、甘蔗渣提取物。本发明制备的电容器铝壳涂料,在喷涂于电容铝壳表面后,涂膜硬度强度高,耐磨性、耐候性和抗老化性好,涂膜坚韧、柔韧性强,通过加入的改性苯丙乳液改善了混合物系统的分散性和流动性,通过改性苯丙乳液与甘蔗渣提取物的协同作用,提高了涂料的附着力和整体性能。

Description

一种电容器铝壳高附着力涂料
技术领域
本发明涉及电容器铝壳涂料技术领域,特别是涉及一种电容器铝壳高附着力涂料。
背景技术
目前电容器铝壳喷涂的涂料普遍使用寿命偏低,长时间使用后涂膜易破裂,粉碎,并且电容器产品在使用途中会产生热能,而现有的许多电容器铝壳涂料附着力偏低,极易导致涂膜脱落的现象发生,从而极大的降低了涂料的使用寿命,并且电容器铝壳因无涂膜保护,也会降低工作寿命。
发明内容
本发明的目的是提供一种电容器铝壳高附着力涂料。
本发明通过以下技术方案实现:
一种电容器铝壳高附着力涂料,按重量份计由以下成分制成,聚酰胺树脂50-58、丙三醇12-16、聚甲基丙烯酸甲酯20-25、有机膨润土6-8、改性苯丙乳液12-16、硅溶胶4-8、硅酸钾1-5、橄榄油4-7、硬脂酸锌3-5、稻壳灰烬1-4、甘蔗渣提取物0.1-0.3;所述甘蔗渣提取物制备方法为:
①将甘蔗渣粉碎成粉末,将甘蔗渣粉末添加到质量浓度为2.5%的次氯酸钠溶液中,在70℃下浸泡30min,然后调节温度至2℃,保温10min后,过滤,采用清水清洗;
②将①中处理的甘蔗渣粉末添加到质量浓度为5.8%的碳酸钠溶液中,煮至沸腾,继续煎煮20min后过滤,采用75%体积百分比浓度乙醇溶剂,料液比按1: 35,在75℃下回流提取4h,离心得上清液,再经过旋转蒸发浓缩,然后冷冻干燥制得甘蔗渣提取物。
进一步的,所述改性苯丙乳液的制备方法为:将苯丙乳液加热至78℃,保温10min后,添加苯丙乳液质量1.2%的三羟甲基丙烷三甲基丙烯酸酯,以150r/min转速搅拌15min,添加苯丙乳液质量5%的香樟木微粉,将温度调节到65℃,以850r/min转速搅拌20min,然后静置2h,过滤去除香樟木微粉,即得改性苯丙乳液;所述香樟木微粉的粒度为1200-1300目。
进一步的,所述稻壳灰烬制备方法为:将稻壳先添加到质量浓度为1.8%的次氯酸钠溶液中,在68℃下浸泡1天后,过滤,烘干,然后采用明火烧至灰烬,再均匀捣碎,即可。
经过实验,本发明电容器铝壳涂料耐人工气候老化(GB/T9755-2001):大于800小时。
本发明的有益效果是,与现有技术相比:
本发明制备的电容器铝壳涂料,在喷涂于电容铝壳表面后,涂膜硬度强度高,耐磨性、耐候性和抗老化性好,涂膜坚韧、柔韧性强,通过加入的改性苯丙乳液改善了混合物系统的分散性和流动性,通过改性苯丙乳液与甘蔗渣提取物的协同作用,提高了涂料的附着力和整体性能,通过硅酸钾和有机膨润土的协同作用,极大的提高了涂膜的硬度,配合稻壳灰烬和硬脂酸锌的作用,能够提高涂膜的致密性,从而能够极大的提高涂膜的抗划伤性。本发明中各成分之间的协同配合作用,能够极大的提高涂膜耐老化的性能,显著的提高了涂膜的使用寿命,能够长时间保护电容器的正常使用。
具体实施方式
实施例1
一种电容器铝壳高附着力涂料,按重量份计由以下成分制成,聚酰胺树脂50、丙三醇12、聚甲基丙烯酸甲酯20、有机膨润土6、改性苯丙乳液12、硅溶胶4、硅酸钾1、橄榄油4、硬脂酸锌3、稻壳灰烬1、甘蔗渣提取物0.1。
实施例2
一种电容器铝壳高附着力涂料,按重量份计由以下成分制成,聚酰胺树脂58、丙三醇16、聚甲基丙烯酸甲酯25、有机膨润土8、改性苯丙乳液16、硅溶胶8、硅酸钾5、橄榄油7、硬脂酸锌5、稻壳灰烬4、甘蔗渣提取物0.3。
实施例3
一种电容器铝壳高附着力涂料,按重量份计由以下成分制成,聚酰胺树脂55、丙三醇14、聚甲基丙烯酸甲酯22、有机膨润土7、改性苯丙乳液15、硅溶胶5、硅酸钾2、橄榄油6、硬脂酸锌4、稻壳灰烬2、甘蔗渣提取物0.2。
通过实验对比涂料使用后的性能:
表1
涂膜附着力/MPa 110℃固化时间/s
实施例1 14.54 62
实施例2 14.56 60
实施例3 14.55 61
对比例1 11.23 79
对比例2 10.58 61
其中,对比例1为:不添加本发明实施例2中的甘蔗渣提取物,其它成分不变;
对比实施例2为:采用将本发明实施例2中的改性苯丙乳液替换成未经过处理的苯丙乳液,其它成分不变;
由表1可以看出,本发明制备的电容器铝壳涂料附着力高,固化时间短,不添加本发明制备的甘蔗渣提取物或者采用普通苯丙乳液,涂膜附着力降低,固化时间延长。

Claims (3)

1.一种电容器铝壳高附着力涂料,其特征在于,按重量份计由以下成分制成,聚酰胺树脂50-58、丙三醇12-16、聚甲基丙烯酸甲酯20-25、有机膨润土6-8、改性苯丙乳液12-16、硅溶胶4-8、硅酸钾1-5、橄榄油4-7、硬脂酸锌3-5、稻壳灰烬1-4、甘蔗渣提取物0.1-0.3;所述甘蔗渣提取物制备方法为:
①将甘蔗渣粉碎成粉末,将甘蔗渣粉末添加到质量浓度为2.5%的次氯酸钠溶液中,在70℃下浸泡30min,然后调节温度至2℃,保温10min后,过滤,采用清水清洗;
②将①中处理的甘蔗渣粉末添加到质量浓度为5.8%的碳酸钠溶液中,煮至沸腾,继续煎煮20min后过滤,采用75%体积百分比浓度乙醇溶剂,料液比按1: 35,在75℃下回流提取4h,离心得上清液,再经过旋转蒸发浓缩,然后冷冻干燥制得甘蔗渣提取物。
2.根据权利要求1所述的一种电容器铝壳高附着力涂料,其特征在于,所述改性苯丙乳液的制备方法为:将苯丙乳液加热至78℃,保温10min后,添加苯丙乳液质量1.2%的三羟甲基丙烷三甲基丙烯酸酯,以150r/min转速搅拌15min,添加苯丙乳液质量5%的香樟木微粉,将温度调节到65℃,以850r/min转速搅拌20min,然后静置2h,过滤去除香樟木微粉,即得改性苯丙乳液;所述香樟木微粉的粒度为1200-1300目。
3.根据权利要求1所述的一种电容器铝壳高附着力涂料,其特征在于,所述稻壳灰烬制备方法为:将稻壳先添加到质量浓度为1.8%的次氯酸钠溶液中,在68℃下浸泡1天后,过滤,烘干,然后采用明火烧至灰烬,再均匀捣碎,即可。
CN201610944241.0A 2016-10-26 2016-10-26 一种电容器铝壳高附着力涂料 Pending CN106398513A (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107400395A (zh) * 2017-06-30 2017-11-28 安徽新创智能科技有限公司 一种含有稻壳灰的环保颜料
CN109370317A (zh) * 2018-10-24 2019-02-22 临泉县福隆木制品有限公司 一种耐烧结的雕刻烟灰缸上色染料及其制备方法
CN113058831A (zh) * 2021-03-26 2021-07-02 佛山市南海品锐机械有限公司 一种铝型材的喷涂方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102367363A (zh) * 2011-10-27 2012-03-07 铜陵市新泰电容电器有限责任公司 一种多组分电容器铝壳覆膜涂料及其制备方法
CN103122183A (zh) * 2013-02-20 2013-05-29 泗阳浙阳新型保温防水材料有限公司 一种水性丙烯酸乳液-苯丙乳液复合隔热涂料

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102367363A (zh) * 2011-10-27 2012-03-07 铜陵市新泰电容电器有限责任公司 一种多组分电容器铝壳覆膜涂料及其制备方法
CN103122183A (zh) * 2013-02-20 2013-05-29 泗阳浙阳新型保温防水材料有限公司 一种水性丙烯酸乳液-苯丙乳液复合隔热涂料

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107400395A (zh) * 2017-06-30 2017-11-28 安徽新创智能科技有限公司 一种含有稻壳灰的环保颜料
CN109370317A (zh) * 2018-10-24 2019-02-22 临泉县福隆木制品有限公司 一种耐烧结的雕刻烟灰缸上色染料及其制备方法
CN113058831A (zh) * 2021-03-26 2021-07-02 佛山市南海品锐机械有限公司 一种铝型材的喷涂方法

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