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Title:
POLARIZING FILM, POLARIZING PLATE, OPTICAL LAYERED PRODUCT, ELLIPTICAL POLARIZING PLATE, ORGANIC EL DISPLAY DEVICE, AND FLEXIBLE IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/256199
Kind Code:
A1
Abstract:
A polarizing film comprising: a photoalignment film; and a polarizer adjacent to the photoalignment film, wherein the photoalignment film is formed of a polymer containing a structural unit having a photoreactive group and a structural unit having a polymerizable group, and the polarizer is a cured product of a liquid crystal composition containing a liquid crystal compound and a dichroic dye, and contains a structural unit having a polymerizable group derived from the liquid crystal compound or the dichroic dye.

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Inventors:
HATANAKA NOBUYUKI (JP)
OTA YOSUKE (JP)
MURANO KOTA (JP)
Application Number:
PCT/JP2021/019919
Publication Date:
December 23, 2021
Filing Date:
May 26, 2021
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
G02B5/30; C08F220/30; C08F299/02; H01L51/50; H05B33/02
Domestic Patent References:
WO2019131943A12019-07-04
WO2017065079A12017-04-20
WO2017065202A12017-04-20
Foreign References:
JP2005326439A2005-11-24
JP2013033249A2013-02-14
CN101935368A2011-01-05
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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