Composition comprising the combination of two particular oxidation dye precursors and an alkyl(poly)glycoside
US12178899B2 · kind B2 · utility
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20References
20Claims
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Key dates
| Filing date | Dec 16, 2021 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Dec 16, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/882
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a composition comprising at least one oxidation coupler chosen from hydroxyethyl-3,4-methylenedioxyaniline 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 alkyl(poly)glycoside. The invention also relates to a process for dyeing keratin fibres, preferably the hair, comprising the application of the composition to said keratin fibres.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.