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发明名称
双轴配向聚酯薄膜
摘要
兹提供一种耐湿热性、耐热性优异,不仅可长期耐受在高温恒湿下使用,且加工性亦优良的马达电绝缘用聚酯薄膜。;一种双轴配向聚酯薄膜,其系满足下述(1)至(3)之要件:(1)构成薄膜的聚酯树脂组成物含有有机粒子,其含量相对于构成薄膜的聚酯树脂组成物全体为1重量%以上5重量%以下;(2)前述有机粒子在25℃以上290℃以下的范围不发生状态变化,且,长宽比(长径/短径)为2以上7以下;而且,长径为2μm以上10μm以下;(3)薄膜的空隙率为5%以下。
申请公布号
TW201529320
申请公布日期
2015.08.01
申请号
TW103144417
申请日期
2014.12.19
申请人
东丽股份有限公司 TORAY INDUSTRIES, INC.
发明人
铃木维允 SUZUKI, TADAMASA;堀江将人 HORIE, MASATO;东大路卓司 HIGASHIOJI, TAKUJI;浦悠介 URA, YUSUKE
分类号
B32B27/36(2006.01);H01B3/42(2006.01);H01L31/054(2014.01)
主分类号
B32B27/36(2006.01)
代理机构
代理人
丁国隆黄政诚
主权项
地址
日本 JP
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