Title:
LIGHT ABSORPTION FILTER, OPTICAL FILTER, AND METHOD FOR MANUFACTURING SAME, ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE, INORGANIC ELECTROLUMINESCENT DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/068235
Kind Code:
A1
Abstract:
Provided are: a light absorption filter including a resin, a compound A having an acid group, a compound B which forms a hydrogen bond with the acid group included in the compound A and generates a radical in response to ultraviolet irradiation, and a dye having a main absorption wavelength band in a wavelength range of 400-700 nm; an optical filter that uses the light absorption filter; and a method for manufacturing said filters; and an organic electroluminescent display device, inorganic electroluminescent display device, or liquid crystal display device that includes the optical filter.
Inventors:
FUKAGAWA NOBUTAKA (JP)
ATSUMI KUNIHIRO (JP)
YAMAGUCHI KEIGO (JP)
FUKAGAWA REIKO (JP)
SASAKI DAISUKE (JP)
KODAMA KUNIHIKO (JP)
ATSUMI KUNIHIRO (JP)
YAMAGUCHI KEIGO (JP)
FUKAGAWA REIKO (JP)
SASAKI DAISUKE (JP)
KODAMA KUNIHIKO (JP)
Application Number:
PCT/JP2022/038634
Publication Date:
April 27, 2023
Filing Date:
October 17, 2022
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
G02B5/22; G02F1/1335; G02F1/13357; G09F9/00; G09F9/30; G09F9/33; G09F9/35; H05B33/02; H05B33/12; H05B33/14; H10K50/00; H10K59/00
Domestic Patent References:
| WO2021132674A1 | 2021-07-01 | |||
| WO2022149510A1 | 2022-07-14 |
Foreign References:
| JP2015068945A | 2015-04-13 | |||
| JPH09286979A | 1997-11-04 | |||
| JP2019199578A | 2019-11-21 |
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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