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US 10,723,884 B2Granted
Black pigment, method for producing same, pigment dispersion liquid, photosensitive composition and cured product of said photosensitive composition
AssigneeToray Industries, Inc.
InventorsAkihiro Ishikawa, Yugo Tanigaki, Kazuto Miyoshi
Life of this patent
Estimating the term…
Abstract
Provided is a black pigment that enables pattern formation of pixel division layer while suppressing generation of development residue. The black pigment comprises (a) a core containing at least one organic black pigment selected from the group consisting of benzodifuranone-based black pigments, perylene-based black pigments, azo-based black pigments, and isomers thereof and (b) a coating layer containing silica and/or a metal oxide and/or a metal hydroxide.
Claims19
A black pigment comprising:
- (a) a core containing at least one organic black pigment selected from the group consisting of benzodifuranone-based black pigments, and isomers thereof;
- and
- (b) a coating layer containing silica and/or a metal oxide and/or a metal hydroxide.
Dependencies are inferred from the claim text.