| abstract |
The subject of the invention is a composition for the oxidation dyeing of keratin fibers, and in particular human keratin fibers such that the hair, comprising at least one oxidation base and, as coupler, at least one 2-hydroxynaphthalene of formula (I) comprising at least a cationic group Z of formula (II), their use as coupler for the oxidation dyeing of keratin fibers, the methods of oxidation dye using them, as well as new 2-cationic hydroxynaphthalenes of formula (I '). |