abstract |
[PROBLEMS] To provide a clear color tone, high brightness, high coloring power, excellent contrast, and fastness (heat resistance) in various coating or ink compositions such as a color filter coloring composition, an inkjet coloring composition, and a paint. Provide a pigment multimer (A) having high resistance, light resistance and solvent resistance, and a coloring composition containing the same. For example, a dye multimer obtained by copolymerizing a structural unit (monomer) represented by the following formula with methyl methacrylate, methacrylic acid or the like is exemplified. [Selection figure] None |