Process for dyeing keratinous fibres with an alkaline compositio

Details Process for dyeing keratinous fibres with an alkaline compositio Process for dyeing keratinous fibres with an alkaline compositio

1995-06-02

1996-05-21

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8406, 8407, 8408, 8411, 8412, 8421, 8423, A61K 713

Patent

active

055185061

ABSTRACT:
A process for dyeing keratinous fibres, wherein a mixture of at least one para-aminophenol of formula: ##STR1## in which, Y is oxygen or sulphur,

REFERENCES:
patent: 4997451 (1991-03-01), Calusen et al.
patent: 5034015 (1991-07-01), Junino et al.
patent: 5053052 (1991-10-01), Junino et al.
patent: 5202487 (1993-04-01), Junino et al.
patent: 5207798 (1993-05-01), Cotteret et al.
patent: 5279620 (1994-01-01), Junino et al.

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