Title:
POLARIZING PLATE
Document Type and Number:
Japanese Patent JP2021076814
Kind Code:
A
Abstract:
To provide a polarizing plate in which discoloration of the polarizing plate is suppressed even under severe environment.SOLUTION: There is provided a polarizing plate in which a thermoplastic film is stuck to at least one surface of a polarizing film through an adhesive layer. The adhesive is a cured product of a photocurable composition containing a cationic polymerizable compound and a photo-cation polymerization initiator, and contains 0.5-1.5 pts.mass of the photo-cation polymerization initiator based on 100 pts.mass of the cationic polymerizable compound, and the cationic polymerizable compound contains 10-70 mass% of a bi-functional oxetane compound based on the total mass of the cationic polymerizable compound.SELECTED DRAWING: None
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Inventors:
SAKAGAMI CHIE
IWATA SATOSHI
KUME ETSUO
IWATA SATOSHI
KUME ETSUO
Application Number:
JP2019212082A
Publication Date:
May 20, 2021
Filing Date:
November 25, 2019
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO
International Classes:
G02B5/30; C09J11/06; C09J163/00; C09J171/00
Attorney, Agent or Firm:
Toru Nakayama
Toru Sakamoto
Toru Sakamoto