| abstract |
[PROBLEMS] To provide a hair that has excellent dyeing power and decoloring power, imparts a long-lasting moist feeling and ease of cohesion, and dyes (decolorizes) a substantially uniform color regardless of the degree of damage to the hair. An oxidative hair dye or a decoloring agent composition that can be used and has excellent shampoo fastness. SOLUTION: (A) Monoethanolamine or hydroxyethylammonium ion, (B) Carbonate ion or hydrogencarbonate ion, (C) Amino-modified silicone or methylpolysiloxane, (D) Cationic polymer, (E) Dye ( And (F) an oxidative hair dye or a decoloring agent composition containing an oxidizing agent. A first agent containing components (A), (B) and (E) and a second agent containing component (F), or a third agent which is further a powdery oxidizing agent (components (C) and (D) Is contained in any one or more agents, and in the case of decolorization, the component (E) is not contained in any of the above ingredients) and is applied to the hair immediately before use, left for a predetermined time, and then washed away. [Selection figure] None |