Title:
偏光板保護フィルム、偏光板及び画像表示装置
Document Type and Number:
Japanese Patent JP6738231
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a polarizing plate protective film, and a polarizing plate and an image display device exhibiting high interlayer adhesion and low moisture vapor permeability despite having a layer containing cellulose ester.SOLUTION: There is provided a polarizing plate protective film having: a layer containing cellulose ester; and a layer containing polymer forming a microphase-separated structure which is provided adjacent to at least one face of a layer containing cellulose ester, in which the polymer forming a microphase-separated structure is polymer which contains rubber segment and has a block structure or a graft structure, and a layer containing the polymer which forms a microphase-separated structure is microphase-separated. There are also provided a polarizing plate and an image display device having the polarizing plate protective film.SELECTED DRAWING: Figure 1
Inventors:
Hiroshi Nozoe
Application Number:
JP2016149499A
Publication Date:
August 12, 2020
Filing Date:
July 29, 2016
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G02B5/30; C08F291/02; G02F1/1335; H01L51/50; H05B33/02
Domestic Patent References:
| JP2011523668A | ||||
| JP2005255832A | ||||
| JP2013237821A | ||||
| JP2013237862A | ||||
| JP2015049331A | ||||
| JP2016532748A | ||||
| JP2016033623A | ||||
| JP2003294943A |
Foreign References:
| US20160194532 | ||||
| WO2015080456A1 |
Attorney, Agent or Firm:
Patent corporation Iida and Partners
Toshizo Iida
Ikuo Shinoda
Shuichi Akabane
Toshizo Iida
Ikuo Shinoda
Shuichi Akabane