Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Patent
1991-11-20
1993-01-19
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
8406, 8423, 8424, 8634, 424 70, A61K 713
Patent
active
051803968
ABSTRACT:
Process for dyeing keratinous fibres, characterized in that at least one composition (A) containing, in a medium suitable for dyeing, at least one indole derivative and at least one oxidation dye chosen from rapid oxidation dyes and couplers in combination, either (a) with iodide ions, or (b) with hydrogen peroxide, is applied on these fibres at a pH of between 2 and 7, and preferably between 2 and 5, the application of the composition (A) being preceded or followed by the application of a composition (B) which contains, in a medium suitable for dyeing:
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patent: 4808190 (1989-02-01), Grollier et al.
patent: 4822375 (1989-04-01), Lang et al.
Zviak, The Science of Hair Care, Dekker, Inc. 1986, pp. 263-267.
Cotteret Jean
Garoche Didier
Grollier Jean F.
"L'Oreal"
Clingman A. Lionel
Parks William S.
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