| 摘要 |
<p>The invention concerns an oxidation dyeing composition for keratinous fibres, in particular human keratinous fibres such as hair, comprising, in a medium suitable for dyeing, at least a coupling agent selected among 3,5-diamino-pyridine derivatives and their addition salts with an acid, at least an oxidation base, and a particular thickening polymer. The invention also concerns dyeing methods and devices using said composition.</p> |
