Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Patent
1980-08-19
1982-04-20
Moyer, Donald B.
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
8406, 8408, 8409, 8410, 8411, 8412, A61K 713
Patent
active
043257046
ABSTRACT:
This invention is directed to a composition of the developer-coupler type for the dyeing of hair, consisting essentially of, as coupler, at least on N-benzyl-m-phenylenediamine derivative of general formula ##STR1## wherein Ar is a radical selected from the group consisting of ##STR2## or an inorganic or organic acid salt thereof, and, as developer component, one or more of the conventional developer components used in oxidation dyes.
REFERENCES:
patent: 3674414 (1972-07-01), Kalopissis et al.
patent: 3694138 (1972-09-01), Kalopissis et al.
patent: 3893803 (1975-07-01), Kaiser
Konrad Gonther
Lieske Edgar
Henkel Kommanditgesellschaft auf Aktien
Moyer Donald B.
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