Invention Grant
- Patent Title: Polarizing plate protective film, polarizing plate and liquid crystal display device
- Patent Title (中): 偏光板保护膜，偏光板和液晶显示装置
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Application No.: US11880986Application Date: 2007-07-25
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Publication No.: US08445081B2Publication Date: 2013-05-21
- Inventor: Takashi Murakami , Noriyasu Kuzuhara , Minori Tamagawa
- Applicant: Takashi Murakami , Noriyasu Kuzuhara , Minori Tamagawa
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Opto, Inc.
- Current Assignee: Konica Minolta Opto, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Holtz Holtz Goodman & Chick PC
- Priority: JP2006-207638 20060731
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; C08L1/10
Abstract:
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.
Public/Granted literature
- US20080049324A1 Polarizing plate protective film, polarizing plate and liquid crystal display device Public/Granted day:2008-02-28
Information query
IPC分类:
