专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20120010318A1 POLYPROPYLENE FOR FILM CAPACITOR, POLYPROPYLENE SHEET FOR FILM CAPACITOR, METHOD FOR PRODUCING THE SAME, AND USES OF THE SAME 有权
标题翻译：用于薄膜电容器的聚丙烯，用于薄膜电容器的聚丙烯薄片，其制造方法及其用途
公开(公告)号：US20120010318A1
公开(公告)日：2012-01-12
申请号：US13256622
申请日：2010-03-17
申请人： Noriko Tan , Satoshi Tamura
发明人： Noriko Tan , Satoshi Tamura
IPC分类号： C08F110/06 , C08J3/28 , C08F2/46 , B29C55/12
CPC分类号： H01G4/18 , C08L23/12 , C08L2312/00 , C08L2312/06 , Y02T10/7022
摘要： A polypropylene for a film capacitor or a polypropylene sheet for a film capacitor which exhibits excellent stretchability when stretched into a film and provides a film having high breakdown voltage and small thermal shrinkage ratio, and which is suitable for a polypropylene film for a film capacitor and a film capacitor comprising the film.The polypropylene for a film capacitor of the present invention is obtained by irradiating a propylene homopolymer with a radiation with an absorbed dose of 0.1 to 500 kGy, the propylene homopolymer having (1) a melt flow rate (MFR) within a range of 1 to 10 g/10 min as determined at 230° C. under a load of 2.16 kg in accordance with ASTM D1238, (2) an isotactic pentad fraction (mmmm fraction) of not less than 94% as determined using 13C-NMR, (3) an ash amount of not more than 30 ppm as obtained by completely burning the propylene homopolymer in air, and (4) a chlorine amount of not more than 10 ppm as determined by ion chromatography.
摘要翻译：用于薄膜电容器的聚丙烯或用于薄膜电容器的聚丙烯薄片，其在拉伸成膜时呈现优异的拉伸性，并提供具有高击穿电压和小热收缩率的薄膜，并且适用于薄膜电容器用聚丙烯薄膜包括该薄膜的薄膜电容器。本发明的薄膜电容器用聚丙烯通过用吸收剂量为0.1〜500kGy的辐射照射丙烯均聚物，所述丙烯均聚物的熔融流动速率（MFR）为1〜（2）使用13 C-NMR测定的等于或小于94％的全同立构五单元组分数（mmmm分数），（3），（3）所示，在230℃，2.16kg负荷下，）通过在空气中完全燃烧丙烯均聚物得到的灰分量不大于30ppm，（4）通过离子色谱测定的氯量不大于10ppm。

2. 发明授权

US09449761B2 Polypropylene for film capacitor, polypropylene sheet for film capacitor, method for producing the same, and uses of the same 有权
标题翻译：薄膜电容用聚丙烯，薄膜电容用聚丙烯片及其制造方法及其用途
公开(公告)号：US09449761B2
公开(公告)日：2016-09-20
申请号：US13256622
申请日：2010-03-17
申请人： Noriko Tan , Satoshi Tamura
发明人： Noriko Tan , Satoshi Tamura
IPC分类号： H01G4/18 , C08J3/28 , C08L23/12
CPC分类号： H01G4/18 , C08L23/12 , C08L2312/00 , C08L2312/06 , Y02T10/7022
摘要： A polypropylene for a film capacitor or a polypropylene sheet for a film capacitor which exhibits excellent stretchability when stretched into a film and provides a film having high breakdown voltage and small thermal shrinkage ratio, and which is suitable for a polypropylene film for a film capacitor and a film capacitor comprising the film.The polypropylene for a film capacitor of the present invention is obtained by irradiating a propylene homopolymer with a radiation with an absorbed dose of 0.1 to 500 kGy, the propylene homopolymer having (1) a melt flow rate (MFR) within a range of 1 to 10 g/10 min as determined at 230° C. under a load of 2.16 kg in accordance with ASTM D1238, (2) an isotactic pentad fraction (mmmm fraction) of not less than 94% as determined using 13C-NMR, (3) an ash amount of not more than 30 ppm as obtained by completely burning the propylene homopolymer in air, and (4) a chlorine amount of not more than 10 ppm as determined by ion chromatography.
摘要翻译：本发明的薄膜电容器用聚丙烯通过用吸收剂量为0.1〜500kGy的辐射照射丙烯均聚物，所述丙烯均聚物的熔融流动速率（MFR）为1〜（2）使用13 C-NMR测定的等于或小于94％的全同立构五单元组分数（mmmm分数），（3），（3）所示，在230℃，2.16kg负荷下，）通过在空气中完全燃烧丙烯均聚物得到的灰分量不大于30ppm，（4）通过离子色谱测定的氯量不大于10ppm。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式