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Patent Searching and Data


Title:
POLARIZING FILM, POLARIZING PLATE AND METHOD FOR PRODUCING POLARIZING FILM
Document Type and Number:
WIPO Patent Application WO/2020/184137
Kind Code:
A1
Abstract:
The present invention provides a polarizing film which has high single transmittance, while exhibiting excellent durability in a high-temperature high-humidity environment. A polarizing film according to the present invention is configured of a polyvinyl alcohol resin film that contains iodine; and at least one surface of this polarizing film is provided with a layer that contains a titanium compound. In one embodiment of the present invention, the titanium compound is a water-soluble organic titanium compound. A polarizing plate according to the present invention comprises the above-described polarizing film and a protective layer that is arranged on at least one side of the polarizing film.

Inventors:
MORISAKI MAYUMI (JP)
GOTO SHUSAKU (JP)
SHIMAZU RYO (JP)
Application Number:
PCT/JP2020/006839
Publication Date:
September 17, 2020
Filing Date:
February 20, 2020
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
International Classes:
G02B5/30; B29C55/06; B29K29/00; B29L9/00
Foreign References:
JP2017068256A2017-04-06
JP2015106053A2015-06-08
JP2008257025A2008-10-23
JPS649142B21989-02-16
Attorney, Agent or Firm:
MOMII Takafumi (JP)
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