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Patent Searching and Data


Title:
POLARIZING PLATE, METHOD FOR PRODUCING SAME, AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/022164
Kind Code:
A1
Abstract:
A polarizing plate (100) according to the present invention is provided with a highly adhesive film (1) that is bonded to one main surface of a polyvinyl alcohol-based polarizer (5), with a bonding agent layer (6) being interposed therebetween. The highly adhesive film comprises a highly adhesive layer (15) on the surface of a transparent film substrate (11); and the highly adhesive layer is bonded to the polarizer. The bonding agent layer is a cured layer of an active energy ray-curable bonding agent. It is preferable that a bonding interface layer, in which the resin component of the highly adhesive layer and the resin component of the bonding agent layer are present, while being dissolved with each other, is present at the interface between the highly adhesive layer and the bonding agent layer.

Inventors:
OKADA YASUAKI (JP)
XU JINGFAN (JP)
SHINAGAWA MASASHI (JP)
MICHISHITA SORA (JP)
Application Number:
JP2019/028169
Publication Date:
January 30, 2020
Filing Date:
July 17, 2019
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
B32B27/00; B32B27/20; B32B27/30; B32B27/40; C08J7/04; G02B5/30
Foreign References:
JP2010055062A2010-03-11
JP2009205135A2009-09-10
JP2017003906A2017-01-05
JP2017182080A2017-10-05
JP2016535321A2016-11-10
Attorney, Agent or Firm:
SHINTAKU, Masato (IZANAGI IP LAW FIRM, Toa Bldg. 5-7, Minamihonmachi 4-chome, Chuo-ku, Osaka-sh, Osaka 54, 〒5410054, JP)
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