| 摘要 |
PROBLEM TO BE SOLVED: To provide a non-aqueous ink composition that can record an image good in glossiness, uneven aggregation and rubbing resistance and is excellent in long-term storage stability.SOLUTION: The non-aqueous ink composition contains carbon black as a pigment, a lactone-based solvent, a glycol ether-based solvent having an HLB value of 8 or more, and as a pigment dispersant, a pigment derivative into which a polar group having no amine structure is introduced.SELECTED DRAWING: None |
