Title:
POLARIZING ELEMENT AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/179864
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a polarizing element having a high degree of polarization and excellent adhesion between a polarizing layer and a photo-alignment film, and also providing an image display device. The polarizing element of the present invention has a support, a photo-alignment film, and a polarizing layer in this order, wherein the photo-alignment film is formed using a composition for forming a photo-alignment film that includes a copolymer having a repeating unit A represented by the following formula (A) and a repeating unit B represented by the following formula (B), and the polarizing layer is formed using a composition for forming a polarizing layer which includes a liquid crystal compound and a dichroic substance and in which at least one of the liquid crystal compound and the dichroic material has a polymerizable group.
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Inventors:
MORISHIMA SHINICHI (JP)
OMURA HIROFUMI (JP)
HOSHINO WATARU (JP)
OMURA HIROFUMI (JP)
HOSHINO WATARU (JP)
Application Number:
PCT/JP2020/009373
Publication Date:
September 10, 2020
Filing Date:
March 05, 2020
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B5/30; B32B7/023; B32B27/00; B32B27/30; C08F220/32; G02F1/1335; G02F1/1337
Domestic Patent References:
| WO2018124198A1 | 2018-07-05 | |||
| WO2019003682A1 | 2019-01-03 | |||
| WO2018173727A1 | 2018-09-27 | |||
| WO2019131943A1 | 2019-07-04 |
Foreign References:
| JPH06509889A | 1994-11-02 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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