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发明名称
聚乙烯醇系聚合物膜
摘要
本发明提供一种聚乙烯醇系聚合物薄膜,其在整个薄膜的全长均具有表面粗糙化程度低且平滑的切断端面,在长度方向单轴拉伸时不会发生切断端部的龟裂或薄膜的破裂,系适宜作为制造偏光薄膜的原料薄膜。本发明亦提供制造该薄膜之方法,系使用可旋转的圆形刀具将聚乙烯醇系聚合物薄膜沿长度方向切断而制得。
申请公布号
TW200603997
申请公布日期
2006.02.01
申请号
TW094109757
申请日期
2005.03.29
申请人
可乐丽股份有限公司
发明人
秦秀行;白石旭;矶崎孝德
分类号
B29C73/24;B29D7/01;C08F116/06;G02F1/1335
主分类号
B29C73/24
代理机构
代理人
林镒珠
主权项
地址
日本
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