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    • 23. 发明授权
    • Process for dyeing keratinous fibers combining isatin or its derivatives
with a tri-, tetra- or pentasubstituted aniline or with a
bisphenylalkylenediamine, and dyeing agents
    • 将靛红或其衍生物与三,四或五取代的苯胺或双苯基亚烷基二胺组合的角质纤维染色的方法和染色剂
    • US5261926A
    • 1993-11-16
    • US845586
    • 1992-03-04
    • Gerard LangJean Cotteret
    • Gerard LangJean Cotteret
    • A61K8/00A61K8/25A61K8/34A61K8/37A61K8/41A61K8/49A61K8/73A61K8/97A61Q5/10C07C211/50C07C211/53C07C215/76C07D209/38C09B7/02D06P3/08A61K7/13
    • A61Q5/10A61K8/492
    • The invention relates to a process for dyeing keratinous fibres, comprising the simultaneous or sequential application of a component (A) containing at least one compound of formula (I): ##STR1## in which: R.sub.1 denotes hydrogen, alkyl, acetyl, benzoyl, phenyl or C.sub.1 -C.sub.4 carboxyalkyl,R.sub.2 and R.sub.3 denote hydrogen, alkyl, alkoxy, hydroxyalkyl, amino, halogen, nitro, alkylphenyl, phenyl, alkylamino or hydroxyalkylamino,and a component (B) containing at least(i) a compound of formula (II): ##STR2## in which: Y denotes OH or NR.sub.8 R.sub.9,R.sub.8 and R.sub.9, which are identical or different, denote hydrogen, aminoethyl, hydroxyethyl or C.sub.1 -C.sub.4 alkyl,R.sub.4 to R.sub.7 independently of each other denote a hydrogen atom, a C.sub.1 -C.sub.4 alkyl, a chlorine, a C.sub.1 -C.sub.4 alkoxy, an acetylamino, an aryloxy, not more than two of the groups R.sub.4 to R.sub.7 denote a hydrogen atom, excluding 2,5-dimethoxy-1,4-diaminobenzene,and the cosmetically acceptable salts, or(ii) a bisphenylalkylenediamine.It also relates to the dyeing agents for implementing it.
    • 本发明涉及一种染色角质纤维的方法,包括同时或顺序施用含有至少一种式(I)化合物的组分(A):其中:R 1表示氢,烷基,乙酰基 ,苯甲酰基,苯基或C 1 -C 4羧基烷基,R 2和R 3表示氢,烷基,烷氧基,羟基烷基,氨基,卤素,硝基,烷基苯基,苯基,烷基氨基或羟基烷基氨基,以及至少包含(i) 式(II)的化合物:其中:Y表示OH或NR8R9,R8和R9相同或不同,表示氢,氨基乙基,羟乙基或C1-C4烷基,R4至R7彼此独立地表示 表示氢原子,C1-C4烷基,氯,C1-C4烷氧基,乙酰氨基,芳氧基,R4至R7中不超过两个表示氢原子,不包括2,5-二甲氧基-1, 4-二氨基苯和化妆品可接受的盐,或(ii)双苯基亚烷基二胺。 它还涉及用于实施它的染色剂。