Cationic aminoanthraquinones, their use for dyeing keratinous fibers, dyeing compositions containing them and methods of dyeing
申请人:L'Oreal S.A.
公开号:US06437149B1
公开(公告)日:2002-08-20
Cationic aminoanthraquinones in which at least one cationic charge is delocalized on a 5-membered unsaturated polynitrogen-containing heterocycle, their use as a direct dye in dyeing compositions for keratinous materials, in particular for human keratinous fibers such as hair, dyeing compositions containing them, and dyeing methods using these compositions.
含有至少一个阳离子电荷被共轭化在含有5个成员未饱和多氮杂环的氨基蒽醌中,它们作为染料在染料组合物中用于染色角蛋白材料,特别是用于人类角蛋白纤维如头发的染色组合物,包含它们的染色组合物,以及使用这些组合物的染色方法。