Composition Comprising A Particular Oxidation Dye Precursor And A

Composition Comprising A Particular Oxidation Dye Precursor And A Particular Carboxylic Acid

Abstract: The invention relates to a composition comprising at least one oxidation dye coupler chosen from 6-hydroxybenzomorpholine of formula (I), hydroxyethyl-3,4-methylenedioxyaniline 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.

Patent Information

Application #

Filing Date

30 June 2023

Publication Number

32/2024

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

L'OREAL

14, rue Royale 75008 PARIS

Inventors

1. COTTARD-MEI, Laurence

L'OREAL R&I CAPI 11-13 rue Dora Maar 93400 Saint-Ouen

2. PROTAT, Robin

L'OREAL R&I CAPI 11-13 rue Dora Maar 93400 SAINT-OUEN

Specification

Documents

Application Documents

#	Name	Date
1	202317044041-STATEMENT OF UNDERTAKING (FORM 3) [30-06-2023(online)].pdf	2023-06-30
2	202317044041-REQUEST FOR EXAMINATION (FORM-18) [30-06-2023(online)].pdf	2023-06-30
3	202317044041-POWER OF AUTHORITY [30-06-2023(online)].pdf	2023-06-30
4	202317044041-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [30-06-2023(online)].pdf	2023-06-30
5	202317044041-FORM 18 [30-06-2023(online)].pdf	2023-06-30
6	202317044041-FORM 1 [30-06-2023(online)].pdf	2023-06-30
7	202317044041-DECLARATION OF INVENTORSHIP (FORM 5) [30-06-2023(online)].pdf	2023-06-30
8	202317044041-COMPLETE SPECIFICATION [30-06-2023(online)].pdf	2023-06-30
9	202317044041-Proof of Right [04-07-2023(online)].pdf	2023-07-04
10	202317044041-FORM 3 [28-11-2023(online)].pdf	2023-11-28