| abstract |
PROBLEM TO BE SOLVED: To provide an ink composition capable of realizing a high color image and having excellent ejection stability, storage stability and clogging recovery property. A solid solution pigment comprising at least a quinacridone solid solution pigment, a polyether-modified polydimethylsiloxane compound, and water, wherein the solid solution pigment is substituted with unsubstituted quinacridone, 3,10-dichloroquinacridone, 2,9-dimethylquinacridone, and A solid solution pigment comprising two or more quinacridone compounds selected from the group consisting of 2,9-dichloroquinacridone. [Selection figure] None |