| 摘要 |
PROBLEM TO BE SOLVED: To provide a chlorinated copper phthalocyanine pigment composition used for coloring plastic and a pigment composition comprising chlorinated copper phthalocyanine and a black pigment, which have no bronzing properties.SOLUTION: A plastic molded article having no bronzing property can be obtained by using, as a coloring agent for plastic, a pigment composition comprising chlorinated copper phthalocyanine having a low average number of chlorine substituents and a specific percentage of a copper phthalocyanine derivative, and a pigment composition comprising the phthalocyanine pigment composition and a black pigment.SELECTED DRAWING: Figure 1 |
