CN103923386B - 一种改性聚丙烯电容器金属化薄膜及其制备方法 - Google Patents

一种改性聚丙烯电容器金属化薄膜及其制备方法 Download PDF

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CN103923386B
CN103923386B CN201410142016.6A CN201410142016A CN103923386B CN 103923386 B CN103923386 B CN 103923386B CN 201410142016 A CN201410142016 A CN 201410142016A CN 103923386 B CN103923386 B CN 103923386B
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王金兵
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TONGLING XINZHOU ELECTRONIC TECHNOLOGY Co Ltd
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Abstract

本发明公开了一种改性聚丙烯电容器金属化薄膜，其特征在于，由下列重量份的原料制成：等规聚丙烯200、低密度聚乙烯30‑34、线型低密度聚乙烯10‑12、SMA(苯乙烯和顺丁烯二酸酐无规共聚物)20‑23、等规聚丙烯酸丁酯6‑8、脂肪酸聚乙二醇酯3‑4、促进剂M1‑2、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1‑2、助剂5‑6；本发明加工工艺简单,并且用其制作的薄膜电容器接触电阻小,从而使得产品特性好，解决一般薄膜电容器电介质的介电常数低，耐热差，成膜性差，机械强度低等问题，制成的电容器的体积较小，还具有较好的高温稳定性。

Description

一种改性聚丙烯电容器金属化薄膜及其制备方法
技术领域
本发明涉及电容器制造领域，特别是一种改性聚丙烯电容器金属化薄膜及其制备方法。
背景技术
电容器用双向拉伸聚丙烯薄膜具有较高的机械性能和电气性能，与普通型薄膜制得的电容器相比，用聚丙烯薄膜制得的电容器以其热收缩率低、性能稳定、耐高温、耐高压，防止击穿等显著优点，使得聚丙烯薄膜制得的电容器的使用范围越来越广。电容芯子是电容器的心脏，因此电容器制造芯子材质必须具有耐高频，耐高温，能承受大电流冲击的一种高分子聚丙烯膜作介质，才能保证整机长期稳定地工作。
发明内容
本发明的目的是提供一种改性聚丙烯电容器金属化薄膜及其制备方法。
为了实现本发明的目的，本发明通过以下方案实施：
一种改性聚丙烯电容器金属化薄膜，由下列重量份的原料制成：等规聚丙烯200、低密度聚乙烯30-34、线型低密度聚乙烯10-12、SMA(苯乙烯和顺丁烯二酸酐无规共聚物)20-23、等规聚丙烯酸丁酯6-8、脂肪酸聚乙二醇酯3-4、促进剂M1-2、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1-2、助剂5-6；
所述助剂由下列重量份的原料制成：茂金属线性低密度聚乙烯12-15、苯甲酸钠1-2、当归油1-2、聚异丁烯3-4、硅烷偶联剂KH550 1-2、椴木灰烬1-2、亚硒酸钠1-2、纳米玉石粉0.3-0.4、玫瑰精油0.1-0.2；制备方法是将茂金属线性低密度聚乙烯加热至熔融状态，然后，加入纳米玉石粉、椴木灰烬搅拌10-15分钟，最后加入其它成分，搅拌分散均匀，冷却，造粒，即得。
本发明所述改性聚丙烯电容器金属化薄膜，由以下具体步骤制成：
（1）将等规聚丙烯、低密度聚乙烯、线型低密度聚乙烯、SMA(苯乙烯和顺丁烯二酸酐无规共聚物)、等规聚丙烯酸丁酯混合加热熔融，再加入助剂以及其余剩余成分充分搅拌，送入挤出机熔融、过滤，然后再通过挤出机挤出片状熔体，过滤>1200目，所述挤出机的温度为220-260℃；
（2）将步骤（1）制成的片状熔体通过激冷辊及风淋室冷却定型后制得铸片，依次进行纵向拉伸、横向拉伸、粗化面电晕处理；
（3）收卷、第一次时效处理、第二次时效处理；
（4）真空蒸发金属化膜，粗化面形成金属化层。
本发明加工工艺简单,并且用其制作的薄膜电容器接触电阻小,从而使得产品特性好，解决一般薄膜电容器电介质的介电常数低，耐热差，成膜性差，机械强度低等问题，制成的电容器的体积较小，还具有较好的高温稳定性。
具体实施方式
下面通过具体实例对本发明进行详细说明。
一种改性聚丙烯电容器金属化薄膜，由下列重量份（公斤）的原料制成：等规聚丙烯200、低密度聚乙烯30、线型低密度聚乙烯10、SMA(苯乙烯和顺丁烯二酸酐无规共聚物)20、等规聚丙烯酸丁酯6、脂肪酸聚乙二醇酯3、促进剂M1、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1、助剂5；
所述助剂由下列重量份（公斤）的原料制成：茂金属线性低密度聚乙烯12、苯甲酸钠1、当归油2、聚异丁烯3、硅烷偶联剂KH550 1、椴木灰烬1、亚硒酸钠1、纳米玉石粉0.3、玫瑰精油0.1；制备方法是将茂金属线性低密度聚乙烯加热至熔融状态，然后，加入纳米玉石粉、椴木灰烬搅拌10-15分钟，最后加入其它成分，搅拌分散均匀，冷却，造粒，即得。
本发明所述改性聚丙烯电容器金属化薄膜，由以下具体步骤制成：
（1）将等规聚丙烯、低密度聚乙烯、线型低密度聚乙烯、SMA(苯乙烯和顺丁烯二酸酐无规共聚物)、等规聚丙烯酸丁酯混合加热熔融，再加入助剂以及其余剩余成分充分搅拌，送入挤出机熔融、过滤，然后再通过挤出机挤出片状熔体，过滤>1200目，所述挤出机的温度为220-260℃；
（2）将步骤（1）制成的片状熔体通过激冷辊及风淋室冷却定型后制得铸片，依次进行纵向拉伸、横向拉伸、粗化面电晕处理；
（3）收卷、第一次时效处理、第二次时效处理；
（4）真空蒸发金属化膜，粗化面形成金属化层。
本发明实施例的金属化薄膜的技术指标如下 ：
（1）横向收缩率≤ 0.2%、纵向收缩率≤ 2.5%
（2）横向拉伸强度≥ 14Mpa、纵向拉伸强度≥ 16Mpa ；
（3）最小击穿电压 600Vv/um 。

Claims (2)

1.一种改性聚丙烯电容器金属化薄膜，其特征在于，由下列重量份的原料制成：等规聚丙烯200、低密度聚乙烯30-34、线型低密度聚乙烯10-12、苯乙烯和顺丁烯二酸酐无规共聚物20-23、等规聚丙烯酸丁酯6-8、脂肪酸聚乙二醇酯3-4、促进剂M1-2、双(二辛氧基焦磷酸酯基)乙撑钛酸酯1-2、助剂5-6； 所述助剂由下列重量份的原料制成：茂金属线性低密度聚乙烯12-15、苯甲酸钠1-2、当归油1-2、聚异丁烯3-4、硅烷偶联剂KH550 1-2、椴木灰烬1-2、亚硒酸钠1-2、纳米玉石粉0.3-0.4、玫瑰精油0.1-0.2；制备方法是将茂金属线性低密度聚乙烯加热至熔融状态，然后，加入纳米玉石粉、椴木灰烬搅拌10-15分钟，最后加入其它成分，搅拌分散均匀，冷却，造粒，即得。
2.根据权利要求1所述改性聚丙烯电容器金属化薄膜，其特征在于，由以下具体步骤制成：
（1）将等规聚丙烯、低密度聚乙烯、线型低密度聚乙烯、苯乙烯和顺丁烯二酸酐无规共聚物、等规聚丙烯酸丁酯混合加热熔融，再加入助剂以及其余剩余成分充分搅拌，送入挤出机熔融、过滤，然后再通过挤出机挤出片状熔体，过滤>1200目，所述挤出机的温度为220-260℃；
（2）将步骤（1）制成的片状熔体通过激冷辊及风淋室冷却定型后制得铸片，依次进行纵向拉伸、横向拉伸、粗化面电晕处理；
（3）收卷、第一次时效处理、第二次时效处理；
（4）真空蒸发金属化膜，粗化面形成金属化层。
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0214945A2 (en) * 1985-09-11 1987-03-18 Union Carbide Corporation Low temperature impact and puncture resistant thermoplastic films and bags therefrom
JPH04243110A (ja) * 1991-01-17 1992-08-31 Matsushita Electric Ind Co Ltd 金属化プラスチックフィルムコンデンサ
CN1223198A (zh) * 1997-12-26 1999-07-21 东丽株式会社 金属化用双轴取向聚丙烯薄膜、金属化双轴取向聚丙烯薄膜及使用它的叠层体
CN1532248A (zh) * 2003-02-07 2004-09-29 ���з��ɹ�˾ 金属化的多层膜
CN101906228A (zh) * 2009-06-04 2010-12-08 王子制纸株式会社 电容器用双轴拉伸聚丙烯薄膜、金属化薄膜和流延生坯片
CN102939326A (zh) * 2010-06-09 2013-02-20 埃克森美孚石油公司 薄膜组合物及其制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0214945A2 (en) * 1985-09-11 1987-03-18 Union Carbide Corporation Low temperature impact and puncture resistant thermoplastic films and bags therefrom
JPH04243110A (ja) * 1991-01-17 1992-08-31 Matsushita Electric Ind Co Ltd 金属化プラスチックフィルムコンデンサ
CN1223198A (zh) * 1997-12-26 1999-07-21 东丽株式会社 金属化用双轴取向聚丙烯薄膜、金属化双轴取向聚丙烯薄膜及使用它的叠层体
CN1532248A (zh) * 2003-02-07 2004-09-29 ���з��ɹ�˾ 金属化的多层膜
CN101906228A (zh) * 2009-06-04 2010-12-08 王子制纸株式会社 电容器用双轴拉伸聚丙烯薄膜、金属化薄膜和流延生坯片
CN102939326A (zh) * 2010-06-09 2013-02-20 埃克森美孚石油公司 薄膜组合物及其制备方法

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