| abstract |
PROBLEM TO BE SOLVED: To provide a cosmetic for hair having an excellent sorption property to hair and an excellent effect of preventing damage to hair by ultraviolet rays. SOLUTION: General formula (I) [Wherein, R 1 to R 3 represent an alkyl group having 1 to 20 carbon atoms or one or two of R 1 to R 3 have 1 to 20 carbon atoms. Wherein the remaining is a hydroxyalkyl group having 1 to 3 carbon atoms or a benzyl group, and A represents a carboxyl group or a carboxyl group involved in binding to a quaternary ammonium salt from an organic ultraviolet absorber having a carboxyl group or a hydroxyl group. X is Cl, F, Br, I, NO 3 or ＳＯSO 4 ] is included to constitute a hair cosmetic. |