L'oreal

Robin Protat

Mickaël Agach

Laurence Cottard-mei

Julie Blanc

Simon Pierre Donck

The invention relates to a composition comprising at least one oxidation dye coupler chosen from 6-hydroxy benzomorpholine of formula (I), hydroxyethyl-3.4-methy lenedioxyaniline of formula (II). 2-amino-5-ethylphenol of formula (III), one of their addition salts, their solvates and/or the solvates of their salts, and at least one compound chosen from N,N-dicarboxymethyl glutamic acid, one of its salts and mixtures thereof. The invention also relates to a process for dyeing keratin fibres, preferably the hair, comprising the application of the composition to said keratin fibres.

Composition comprising a particular oxidation dye precursor and a particular carboxylic acid

The invention relates to a composition comprising at least one oxidation coupler chosen from 6-hydroxybenzomorpholine of formula (I), one of its addition salts, its solvates and/or the solvates of its salts, at least one oxidation coupler chosen from 2-amino-5-ethylphenol of formula (II), one of its addition salts, its solvates and/or the solvates of its salts, and at least one compound chosen from N, N-dicarboxymethyl glutamic acid, one of its salts, and mixtures thereof. The invention also relates to a process for dyeing keratin fibres, preferably the hair, comprising the application of the composition to said keratin fibres.

Composition comprising two particular oxidation dye precursors, and a particular carboxylic acid

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.

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SAINT-OUEN, France

Robin Protat