Process for dyeing keratinous fibres combining isatin or its der

Details Process for dyeing keratinous fibres combining isatin or its der Process for dyeing keratinous fibres combining isatin or its der

1992-01-30

1993-03-02

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

8405, 8406, 8408, 8409, 8429, 424 70, 548485, A61K 713

Patent

active

051905647

ABSTRACT:
The invention relates to a process for dyeing keratinous fibres, comprising the simultaneous or sequential application of a composition (A) containing a compound of formula (I): ##STR1## in which: R.sub.1 denotes hydrogen, alkyl, acetyl, benzoyl, phenyl or C.sub.1 -C.sub.4 carboxyalyl (sic);

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French Search Report of FR 91 01186.

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