Hair dyeing compositions containing at least one 2,4-diamino-alk

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

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Details

8406, 8408, 8409, 8411, 8412, 8414, 8421, 8423, 8424, A61K 713

Patent

active

043245536

ABSTRACT:
The invention provides as a coupling component for an oxidation hair dye composition a meta-diaminoalkylbenzene or a salt thereof, the alkyl substituent being n-propyl, iso-propyl or n-butyl.

REFERENCES:
patent: 1144325 (1915-06-01), Erlenbach
patent: 4092102 (1978-05-01), Halasz et al.
patent: 4171203 (1979-10-01), Rose et al.

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