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Patent Searching and Data


Title:
WAVELENGTH-SELECTIVE ABSORPTION FILTER AND ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/014973
Kind Code:
A1
Abstract:
Provided are: a wavelength-selective absorption filter containing a resin and four types of dyes A-D that have principal absorption wavelength bands in different specific wavelength ranges; and an organic electroluminescence display device. Absorbances Ab (λ) of said wavelength-selective absorption filter at wavelengths λ nm satisfy specific relational expressions (I)-(VI).

Inventors:
FUKAGAWA NOBUTAKA (JP)
TOYAMA HIROFUMI (JP)
SASAKI DAISUKE (JP)
JIMBO YOSHIHIRO (JP)
Application Number:
PCT/JP2020/026661
Publication Date:
January 28, 2021
Filing Date:
July 08, 2020
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
International Classes:
C08K5/3415; C08K5/3445; C08L25/06; C08L101/00; C09B23/04; C09B57/00; G02B5/22; G09F9/30; H01L27/32; H01L51/50; H05B33/12
Domestic Patent References:
WO2018190211A12018-10-18
WO2016031810A12016-03-03
Foreign References:
KR20140079216A2014-06-26
JP2001504948A2001-04-10
JPH11193352A1999-07-21
Attorney, Agent or Firm:
IIDA & PARTNERS et al. (JP)
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