Oxidation hair-coloring preparation based upon N,N-bis-(.beta.-h

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

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8408, 8414, A61K 713

Patent

active

042265959

ABSTRACT:
An aqueous hair dye preparation comprising an oxidation dyestuff combination of a developer component and a coupler component consisting of an N,N-bis-(.beta.-hydroxyethyl)-m-phenylenediamine as well as a process for dyeing hair by utilizing this oxidation dyestuff combination.

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