| abstract |
(57) Abstract: A hair bleaching composition which is used by mixing a composition containing an alkali agent and a composition containing an oxidizing agent, wherein the mixture contains the following component (A): ~ (E): (A) Octanol-water-partition coefficient (lo) at 25 ° C. 1 to 70% by weight of an organic solvent having a gP) of 0.3 to 6 and a molecular weight of 200 or less, (B) persulfate, (C) Oxidizing agent (excluding persulfate), (D) alkaline agent, (E) A hair bleaching composition containing water and having a pH of 7.5 to 12. The hair bleaching composition of the present invention has less damage to the hair, has excellent hair bleaching power, and can obtain a uniform bleaching effect. |