Title:
PHOTOCURABLE BLACK COMPOSITION, CURED PRODUCT OF PHOTOCURABLE BLACK COMPOSITION, AND BLACK COATED BASE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/059982
Kind Code:
A1
Abstract:
[Problem] To provide a photocurable black composition for forming a black shielding material that reduces the reflection of light irradiating a display from the user side. [Solution] A photocurable black composition comprising: (A) an alkali-soluble resin; (B) a photopolymerization initiator; (C) a photopolymerizable polyfunctional monomer; and (D) carbon black having a nitrogen adsorption specific surface area of 300 m2/g or more based on JIS K6217-2:2017.. When irradiated with light through a transparent base material, a cured film of a black coated base material obtained from the photocurable black composition suppresses the reflection of the light so as to suppress the occurrence of a white blur on the cured film.
Inventors:
ONODA HARUKA (JP)
YOSHIDA MASATO (JP)
YOSHIDA MASATO (JP)
Application Number:
PCT/JP2020/034148
Publication Date:
April 01, 2021
Filing Date:
September 09, 2020
Export Citation:
Assignee:
TAIYO INK MFG CO LTD (JP)
International Classes:
C08F290/12; G02B5/20; G02F1/1335; G03F7/004; G03F7/027
Domestic Patent References:
WO2013111481A1 | 2013-08-01 |
Foreign References:
JP2006259716A | 2006-09-28 | |||
JP2018136522A | 2018-08-30 | |||
JP2014156601A | 2014-08-28 |
Attorney, Agent or Firm:
ETOH Toshiaki (JP)
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