发明授权
- 专利标题： Polarizing plate protective film, polarizing plate and liquid crystal display device
- 专利标题（中）： 偏光板保护膜，偏光板和液晶显示装置
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申请号： US11880986申请日： 2007-07-25
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公开(公告)号： US08445081B2公开(公告)日： 2013-05-21
- 发明人: Takashi Murakami , Noriyasu Kuzuhara , Minori Tamagawa
- 申请人： Takashi Murakami , Noriyasu Kuzuhara , Minori Tamagawa
- 申请人地址： JP Tokyo
- 专利权人： Konica Minolta Opto, Inc.
- 当前专利权人： Konica Minolta Opto, Inc.
- 当前专利权人地址： JP Tokyo
- 代理机构： Holtz Holtz Goodman & Chick PC
- 优先权： JP2006-207638 20060731
- 主分类号： G02F1/1335
- IPC分类号： G02F1/1335 ; C08L1/10
摘要：
A polarizing plate protective film comprising a cellulose ester, and a saccharide ester compound in which all or a part of OH groups in Compound (A) or in Compound (B) are esterified, wherein Compound (A) consists of one of a furanose structure and a pyranose structure, and Compound (B) consists of two to twelve of at least one type of a furanose structure and a pyranose structure which are bonded in Compound (B); wherein the polarizing plate protective film exhibits Ro of 0-10 nm and Rt of −30 to +20 nm.
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