Cationic compounds, their use as coupling agents for oxidation dyeing of keratinous fibers, dyeing compositions and dyeing methods
申请人:L'Oréal S.A.
公开号:US06451068B1
公开(公告)日:2002-09-17
The invention concerns novel di-benzene compounds comprising at least one cationic group Z, Z being selected among quatemized aliphatic chains, aliphatic chains comprising at least a quatemized saturated cycle, and aliphatic chains comprising at least a quaternized unsaturated cycle, their use as coupling agents in oxidation dyeing of keratinous fibres, dyeing compositions containing same and oxidation dyeing methods using same.
本发明涉及新型二苯化合物,其中至少包含一个阳离子基团Z,Z被选自季铵化的脂肪链、至少包含一个季铵化饱和环的脂肪链和至少包含一个季铵化不饱和环的脂肪链,它们作为角蛋白纤维氧化染色的偶联剂的用途,包含它们的染料组合物以及使用它们的氧化染色方法。