| 摘要 |
<p>The invention relates to a composition for oxidation dyeing of keratin fibers, especially human keratin fibers such as hair, comprising at least one oxidation base and a coupler consisting of at least one 2-hydroxynaphthalene of formula (I). The invention also relates to a cationic Z group of formula (II), the use thereof as a coupler for oxidation dyeing of keratin fibers, methods for oxidation dyeing of keratin fibers, and novel cationic 2-hydroxynaphthalenes of formula (I').</p> |
