Title:
An optical film, a polarizing plate, and a liquid crystal display
Document Type and Number:
Japanese Patent JP6277066
Kind Code:
B2
Abstract:
An optical film having a thickness of from 10 to 45 μm and containing a cellulose ester and a polyester having a recurring unit represented by the formula 1 and having a terminal blocked with an alicyclic structure wherein Re and Rth are from −5 to 5 nm at a wavelength of 590 nm can be used as an polarizing plate protective film and is capable of ensuring excellent film surface smoothness and the durability of a polarizer under a high temperature and high humidity environment. X represents an acyclic divalent linking group, R represents an alkyl, alkenyl, alkynyl or aryl group, and m represents an integer of from 0 to 4.
Inventors:
Masato Nagura
Sakurazawa Mamoru
Ryo Suzuki
Sakurazawa Mamoru
Ryo Suzuki
Application Number:
JP2014113536A
Publication Date:
February 07, 2018
Filing Date:
May 30, 2014
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G02B5/30; C08G63/199; C08J5/22; C08L1/10; C08L67/02; G02F1/1335
Domestic Patent References:
| JP2006241306A |
Foreign References:
| WO2014027594A1 | ||||
| US20090050842 |
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes
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