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发明名称
定向性聚酯薄膜
摘要
本发明之目的系在于提供具有一定厚度之薄膜中,于高温下之尺寸安定性及对于使用温度区域之温度变化的尺寸安定性优良的定向性聚酯薄膜。;本发明为于聚乙烯-2,6-萘二羧酸酯作为基材层之主要成分的至少一方面上经延拉之薄膜厚度12~250μm的定向性聚酯薄膜中,;(1)30~100℃中之温度膨胀系数αt化为薄膜之长轴方向及宽度方向之任一者均为0~15ppm/℃,;(2)100℃×10分钟中之热收缩率为薄膜之长轴方向及宽度方向之任一者均为0.5%以下的定向性聚酯薄膜。
申请公布号
TWI366582
申请公布日期
2012.06.21
申请号
TW094115652
申请日期
2005.05.13
申请人
帝人都朋软片股份有限公司 日本
发明人
桥本胜之;吉田哲男;辻诚;栂野真也
分类号
C08J5/18;B29C55/02;B29K67/00
主分类号
C08J5/18
代理机构
代理人
林志刚 台北市中山区南京东路2段125号7楼
主权项
地址
日本
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