Title:
POLARIZER AND IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/060021
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a polarizer with excellent durability and an image display device equipped with the polarizer. This polarizer is formed from a polarizer forming composition containing a polymer liquid crystalline compound and a dichroic substance. The dichroic substance includes a first dichroic substance and a second dichroic substance. The absolute value of the difference between the first dichroic substance log P value and the second dichroic substance log P value is 1.0 or less. The stabilization energy, which represents the energy loss when one of the dichroic substances among the first dichroic substance and the second dichroic substance enters a structure in which the other dichroic substance is arranged alone, is 30 kcal/mol or less.
Inventors:
KATO YUMI (JP)
KUWAYAMA YASUKAZU (JP)
TAKADA YOSHIAKI (JP)
KUWAYAMA YASUKAZU (JP)
TAKADA YOSHIAKI (JP)
Application Number:
PCT/JP2020/034448
Publication Date:
April 01, 2021
Filing Date:
September 11, 2020
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B5/30; G02F1/1335; G02F1/13363; H01L27/32; H01L51/50; H05B33/02
Domestic Patent References:
WO2019131943A1 | 2019-07-04 | |||
WO2017090668A1 | 2017-06-01 | |||
WO2018164252A1 | 2018-09-13 | |||
WO2019132018A1 | 2019-07-04 | |||
WO2017195833A1 | 2017-11-16 | |||
WO2019189345A1 | 2019-10-03 |
Foreign References:
JP2019120949A | 2019-07-22 | |||
JPH11101964A | 1999-04-13 | |||
JP2011237513A | 2011-11-24 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
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