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发明名称
偏光片保护膜,偏光板及影像显示装置
摘要
本发明系提供:具有优异之紫外线吸收能力,同时具有优异之耐热性、优异之光学透明性之偏光片保护膜:使用此种偏光片保护膜及偏光片而外观缺点少之偏光板;以及使用此种偏光板之高品质影像显示装置。本发明之偏光片保护膜系含有(甲基)丙烯酸系树脂作为主成分并亦含有紫外线吸收剂之偏光片保护膜,该偏光片保护膜在厚度80μm时之380nm下的光线穿透率为30%以下,该偏光片保护膜之Tg与除了未含该紫外线吸收剂之外其他皆与该偏光片保护膜相同之膜之Tg的差为在3℃以内,厚度80μm时之YI为1.3以下。
申请公布号
TW200639454
申请公布日期
2006.11.16
申请号
TW095110513
申请日期
2006.03.27
申请人
触媒股份有限公司;日东电工股份有限公司
发明人
乙咩重男;寒川阳平;上田贤一;塘口直树;千叶刚
分类号
G02B5/30(2006.01)
主分类号
G02B5/30(2006.01)
代理机构
代理人
赖经臣;宿希成
主权项
地址
日本
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