Invention Grant
- Patent Title: Cellulose ester optical film, polarizing plate and liquid crystal display using the same, method of manufacturing cellulose ester optical film, and copolymer
- Patent Title (中): 纤维素酯光学膜，偏光板及使用其的液晶显示器，纤维素酯光学膜的制造方法和共聚物
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Application No.: US12528498Application Date: 2008-03-24
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Publication No.: US08246737B2Publication Date: 2012-08-21
- Inventor: Takayuki Suzuki , Takatugu Suzuki , Issei Nakahara
- Applicant: Takayuki Suzuki , Takatugu Suzuki , Issei Nakahara
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Opto, Inc.
- Current Assignee: Konica Minolta Opto, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Lucas & Mercanti, LLP
- Priority: JP2007-097135 20070403; JP2007-214620 20070821
- International Application: PCT/JP2008/055396 WO 20080324
- International Announcement: WO2008/120596 WO 20081009
- Main IPC: C08L1/00
- IPC: C08L1/00 ; C09D4/00 ; C09D101/00 ; C09D201/00 ; C09J4/00 ; C09J201/00 ; C09J101/00 ; B28B11/08 ; B29C49/08 ; B29C55/00 ; C08G73/02
Abstract:
Disclosed is a cellulose ester optical film containing cellulose ester, a polymer (a) below and a compound (b) below: (a) a polymer obtained by copolymerization of an ethylenically unsaturated monomer having in the molecule a partial structure represented by formula (1) below with at least one ethylenically unsaturated monomer, and (b) at least one compound selected from the group consisting of a compound represented by formula (2) below and a compound represented by formula (3) below,
Public/Granted literature
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