DYEING COMPOSITION CONTAINING OXIDIZABLE DIAMINOPYRAZOLE-TYPE BASE, CATIONIC OXIDIZABLE BASE, AND COUPLER Russian patent published in 2005 - IPC

FIELD: cosmetic chemistry.

SUBSTANCE: invention relates to compositions for dyeing keratin fibers such as human hair. Composition of invention contains, in dyeing appropriate medium, first oxidizable diaminopyrazole-type base, second monobenzenic, dibenzenic, or heterocyclic oxidizable compound with at least one cationic group Z selected from aliphatic chain optionally substituted by saturated or unsaturated cycle, said group Z being directly linked to at least one benzene cycle or heterocycle of indicated oxidizable base or bound to at least one amino group being substituent of said benzene cycle or heterocycle, or one of addition salts, and coupler. Method for dyeing keratin fibers using indicated composition as well as dyeing kit for implementation of the invention are also described.

EFFECT: expanded dyeing possibilities.

31 cl, 2 ex