Title:
BLACK DISPERSION, ULTRAVIOLET-RAY-CURABLE BLACK COMPOSITION, RESIN COMPOSITION, BLACK MATRIX FOR COLOR FILTERS, AND CMOS CAMERA MODULE
Document Type and Number:
WIPO Patent Application WO/2023/074100
Kind Code:
A1
Abstract:
This black dispersion comprises a solvent, a black pigment and a polymer dispersant, in which the solvent contains one or both of a monofunctional monomer having an ethylenically unsaturated bond and a bifunctional monomer, the black pigment comprises zirconium nitride, the polymer dispersant contains a comb-like polymer, the comb-like polymer has a main chain and a plurality of side chains bound to the main chain, the main chain is a polyalkylene imine, and each of the plurality of side chains is a group containing an oxyethylene group and an oxypropylene group.
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Inventors:
AKAIKE HIROTO (JP)
HIGANO SATOKO (JP)
KAGEYAMA KENSUKE (JP)
AIBA NAOYUKI (JP)
HIGANO SATOKO (JP)
KAGEYAMA KENSUKE (JP)
AIBA NAOYUKI (JP)
Application Number:
PCT/JP2022/031985
Publication Date:
May 04, 2023
Filing Date:
August 25, 2022
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP (JP)
MITSUBISHI MAT ELECTRONIC CHEMICALS CO LTD (JP)
MITSUBISHI MAT ELECTRONIC CHEMICALS CO LTD (JP)
International Classes:
C08F2/44; C08F2/48; C08F283/06; C08F290/06; G02B7/02; G02F1/1335; G03B30/00; G03F7/004; G03F7/027
Foreign References:
| JP2008239951A | 2008-10-09 | |||
| JP2021038119A | 2021-03-11 | |||
| JP2017088754A | 2017-05-25 | |||
| EP3301159A1 | 2018-04-04 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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