| abstract |
Provides an aqueous liquid cosmetic suitable for a cosmetic pigment dispersion having excellent dispersibility and stability over time of carbon black, a hair dye using the same. This cosmetic pigment dispersion contains at least water, a water-soluble organic solvent, carbon black, and (ethyl betaine methacrylate/acrylate) copolymer, and the ratio of water to the total solvent is 30 to 95% by mass It is characterized by being. |