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发明名称
聚脂薄膜、及其制法、以及其用途
摘要
本发明系提供一种聚酯薄膜,其系于含有二羧酸单位与二醇单位,使该二醇单位之1~80莫耳%为具有环状缩醛架构之二醇单位的聚酯藉由熔融押出法制膜的聚酯薄膜中,其特征为波长550nmn之面内阻滞作用为20nm以下。上述聚酯薄膜系为以押出成形可容易制膜且经济性优异的光学等向性聚酯薄膜。上述聚酯薄膜于制造相位差薄膜、偏光板保护薄膜、光扩散件、镜片、防止反射薄膜、光资讯记录媒体等之光学构件、光学制品极为有用。095103298-p01.bmp095103298-p02.bmp
申请公布号
TW200631985
申请公布日期
2006.09.16
申请号
TW095103298
申请日期
2006.01.27
申请人
三菱瓦斯化学股份有限公司
发明人
池田刚志;小出功史;小池信行;川正;广兼岳志;桑原章二郎
分类号
C08G63/16;C08J5/18
主分类号
C08G63/16
代理机构
代理人
何金涂;何秋远
主权项
地址
日本
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