Dyeing of keratin fibres with indolines using metal salts as cat

Details Dyeing of keratin fibres with indolines using metal salts as cat Dyeing of keratin fibres with indolines using metal salts as cat

1996-01-05

1997-03-11

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8405, 8406, 8618, 8625, 8629, 8937, A61K 713

Patent

active

056096500

ABSTRACT:
An oxidation dye composition for keratin fibers containing component A and component B wherein component A is an oxidation dye precursor indoline derivative of the formula I: ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3 is hydrogen or an alkyl group having from 1 to 4 carbon atoms; each of R.sup.4 and R.sup.5 is hydrogen or an alkyl group having from 1 to 4 carbon atoms or together with the oxygen atom to which they are attached represent an alkylenedioxy group containing 1 to 4 carbon atoms; or a salt thereof; and wherein component B is a metal salt having a non-oxidizing anion selected from the group consisting of a lithium, magnesium, calcium, aluminum and a zinc salt.

REFERENCES:
patent: 5131911 (1992-07-01), Lang et al.
patent: 5173085 (1992-12-01), Brown et al.
patent: 5178637 (1993-01-01), Lagrange et al.
patent: 5273550 (1993-12-01), Prota et al.
patent: 5279617 (1994-01-01), Prota et al.
patent: 5279618 (1994-01-01), Prota et al.

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