| abstract |
To provide a red pigment dispersion excellent in fluidity and dispersion stability. As a red pigment, C.I. I. Pigment Red 254, a pigment dispersant having a basic group, a red pigment dispersion containing a compound represented by Formula 1 as a pigment dispersion aid and an organic solvent. [M is H, Na, K, NH 4 or NR 1 R 2 R 3 R 4 (R 1 , R 2 , R 3 and R 4 are optionally substituted C1-10 aliphatic hydrocarbon groups. Or an optionally substituted C6-10 aromatic hydrocarbon group. m represents an integer of 1 or more. ] [Selection figure] None |