| 摘要 |
PROBLEM TO BE SOLVED: To provide an aqueous pigment dispersion and an aqueous ink excellent in optical concentration of resulting images and scratch resistance.SOLUTION: There are provided an aqueous pigment dispersion comprising at least a pigment, an anionic group-containing organic polymer compound and a crystal cellulose composite, and an aqueous ink prepared therewith. The content of the crystal cellulose composite is, preferably, crystal cellulose composite/pigment=1/40 to 3/5 and the anionic group-containing organic polymer compound is, preferably, an acrylic copolymer having an anionic group, an urethane resin having an anionic group or a polysaccharide derivative having an anionic group.SELECTED DRAWING: None |
