Title:
POLARIZING PLATE AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/138028
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a polarizing plate in which dimensional changes are reduced in a high-temperature environment. A polarizing plate that comprises, in this order, a polarizing element having a dichroic dye adsorbed and oriented in a polyvinyl alcohol-based resin layer, an adhesive layer and a transparent protective film, said polarizing plate containing a urea compound, wherein: the content of the urea compound is 0.1 g/m2 to 2.00 g/m2 inclusive; the adhesive layer contains the urea compound; and the urea compound is at least one selected from the group consisting of urea, a urea derivative, thiourea and a thiourea derivative.
Inventors:
MISO YUTAKA (JP)
SAITO KUNITOMO (JP)
SAITO KUNITOMO (JP)
Application Number:
PCT/JP2021/044037
Publication Date:
June 30, 2022
Filing Date:
December 01, 2021
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
G02B5/30; C09J11/06; C09J129/04; G02F1/1335; H01L27/32; H01L51/50; H05B33/02
Foreign References:
JP2003315537A | 2003-11-06 | |||
JP2014186312A | 2014-10-02 | |||
JP2020190723A | 2020-11-26 | |||
JPH09243823A | 1997-09-19 | |||
JP2017106968A | 2017-06-15 | |||
JP2010276815A | 2010-12-09 | |||
JPH0364703A | 1991-03-20 | |||
JP2008015307A | 2008-01-24 |
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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