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US 12,337,051 B2Granted
Composition comprising the combination of at least one fatty substance, a particular carboxylic acid and an oxidation dye and/or an alkaline agent
AssigneeL'oreal
InventorsRobin Protat, Mickaël Agach, Simon Donck, Leila Hercouet
Life of this patent
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Abstract
The invention relates to a composition comprising the combination of at least one fatty substance, the total content of fatty substance being greater than or equal to 30% by weight, relative to the total weight of the composition, at least one particular carboxylic acid and at least one oxidation dye and/or an alkaline agent.
Claims20
A composition comprising:
- i) at least one fatty substance in a total amount of at least 30% by weight, relative to the total weight of the composition,
- ii) at least one compound chosen from N,N-dicarboxymethylglutamic acid, salts thereof, or mixtures thereof, and
- iii) at least one oxidation dye, at least one alkaline agent, or mixtures of two or more thereof.
A method for lightening and/or dyeing keratin fibers, comprising:
- a) mixing a dye composition (A) with an oxidizing composition (B),
- wherein the dye composition (A) comprises:
- i) at least one fatty substance in a total amount of at least 30% by weight, relative to the total weight of the composition,
- ii) at least one compound chosen from N,N-dicarboxymethylglutamic acid, salts thereof, or mixtures of two or more thereof, and
- iii) at least one oxidation dye, at least one alkaline agent, or mixtures of two or more thereof;
- and
- wherein the oxidizing composition (B) comprises at least one chemical oxidizing agent;
- and
- b) applying the mixture to the keratin fibers.
6 more elements
A kit comprising:
- a first compartment comprising a dye composition comprising:
- i) at least one fatty substance in a total amount of at least 30% by weight, relative to the total weight of the composition,
- ii) at least one compound chosen from N,N-dicarboxymethylglutamic acid, salts thereof, or mixtures of two or more thereof, and
- iii) at least one oxidation dye, at least one alkaline agent, or mixtures of two or more thereof;
- and
- a second compartment comprising an oxidizing composition comprising at least one chemical oxidizing agent.
3 more elements
Dependencies are inferred from the claim text.