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Patent Searching and Data


Title:
OPTICAL LAYERED BODY
Document Type and Number:
WIPO Patent Application WO/2020/262143
Kind Code:
A1
Abstract:
Provided is an optical layered body: in which layered are a polarizing layer and a protective layer disposed on one or both surfaces of the polarizing layer; and which includes a polarizing plate having a hole that penetrates the polarizing layer and the protective layer in the layering direction. The hole is filled with a light-transmitting filler.

Inventors:
FUJII MIKIO (JP)
Application Number:
PCT/JP2020/023758
Publication Date:
December 30, 2020
Filing Date:
June 17, 2020
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
G02B5/30; B32B3/24; G02F1/1335; G02F1/13363; G06F3/041; G09F9/00
Domestic Patent References:
WO2018216545A12018-11-29
WO2018196149A12018-11-01
Foreign References:
US20180011373A12018-01-11
CN109194787A2019-01-11
CN108594524A2018-09-28
JP2017003906A2017-01-05
JP2019158956A2019-09-19
US20200050047A12020-02-13
JP2019139232A2019-08-22
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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