Title:
POLARIZER AND POLARIZING PLATE
Document Type and Number:
WIPO Patent Application WO/2019/189718
Kind Code:
A1
Abstract:
Provided is a thin polarizer having a highly favorable heat resistance. A polarizer according to the present invention is configured from a polyvinyl alcohol-based resin film containing iodine, wherein the content of a free boric acid is 0.4 wt% or less.
Inventors:
SARUHASHI YUTO (JP)
SAWADA HIROAKI (JP)
SAWADA HIROAKI (JP)
Application Number:
PCT/JP2019/013918
Publication Date:
October 03, 2019
Filing Date:
March 29, 2019
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; G02F1/1335
Domestic Patent References:
| WO2012018032A1 | 2012-02-09 | |||
| WO2014208695A1 | 2014-12-31 |
Foreign References:
| JP2015052765A | 2015-03-19 | |||
| US20150260894A1 | 2015-09-17 |
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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