Composition for bleaching and simultaneously dyeing keratin fibers, comprising 7-(6'-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene
OwnerSylvain Kravtchenko, Valerie Bonnardelinventors
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Abstract
Disclosed herein is a composition for bleaching and simultaneously dyeing keratin fibers, comprising at least one dye chosen from 7-(6′-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene and addition salts thereof, at least one peroxygenated salt, and at least one alkaline agent. Also disclosed herein is a method for bleaching and dyeing keratin fibers comprising applying this composition to the keratin fibers. The composition in accordance with the present disclosure is suitable for dark hair, exhibits improved stability over time, and allows chromatic and fast dyeing to be obtained.
Claims21
A composition for bleaching and simultaneously dyeing keratin fibers, comprising:
- at least one dye chosen from 7-(6′-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene and the addition salts thereof;
- at least one peroxygenated salt;
- and
- at least one alkaline agent.
A method for bleaching and simultaneously dyeing keratin fibers, comprising applying a composition to the keratin fibers, wherein the composition comprises:
- at least one dye chosen from 7-(6′-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene and the addition salts thereof;
- at least one peroxygenated salt;
- and
- at least one alkaline agent.
A multi-compartment device comprising at least two compositions in separate compartments, the mixing of which leads to a composition comprising:
- at least one dye chosen from 7-(6′-methylphenylazo)-1-acetamido-3,6-disulfo-8-hydroxynaphthalene and the addition salts thereof;
- at least one peroxygenated salt;
- at least one alkaline agent;
- and
- hydrogen peroxide.
Dependencies are inferred from the claim text.