| 摘要 |
A developer composition having a pH of 2.5 to 6.9, for use in oxidative dyeing of hair comprising 0.01-20% of a primary thickening agent which is an aqueous solution of acrylic polymer comprised of A and B monomers wherein the A monomer is selected from the group consisting of acrylic acid, methacrylic acid, and mixtures thereof; and the B monomer is selected from the group consisting of a C1-22 alkyl methacrylate, and a C1-22 alkyl acrylate, and mixtures thereof; 0.01-20% of a nonionic surfactant, 0.01-25% hydrogen peroxide, and 65-99.9% water; a hair dye mixture for coloring hair; a two component kit for coloring hair; and a method for coloring hair.
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