WATER-INSOLUBLE COLORANT DISPERSION AND PRODUCTION METHOD THEREOF, AND RECORDING LIQUID, PRINTED ARTICLE, IMAGE-FORMING METHOD AND IMAGE-FORMING APPARATUS USING THE SAME
申请人:SANO Satoshi
公开号:US20100189967A1
公开(公告)日:2010-07-29
A dispersion of a water-insoluble colorant, having: fine particles of at least one kind of water-insoluble colorant dispersed in a water-containing medium; and a polymer compound or surfactant having a structural unit represented by formula (I):
wherein R
1
represents a hydrogen atom or a substituent; one of R
2
to R
5
represents a single bond which bonds to W, and the others each independently represent a hydrogen atom or a substituent; Q represents a group of atoms necessary for forming, with the carbon atoms, a ring; J represents —CO—, —COO—, —CONR
6
—, −OCO—, a methylene group, a phenylene group, or —C
6
H
4
CO—; R
6
represents a hydrogen atom, an alkyl group, an aryl group or an aralkyl group; W represents a single bond or a divalent linking group.