Composition for dyeing keratin fibers, comprising at least one diamino-N,N-dihydropyrazolone derivative, at least one coupler, and at least one surfactant
US7488356B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 31, 2006 |
| Grant date | Feb 10, 2009 |
| Priority date | — |
| Expiry date | Jul 1, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/494
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed herein is a composition for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising at least one oxidation base chosen from diamino-N,N-dihydropyrazolones and the addition salts thereof, at least one coupler, and at least one surfactant chosen from (C8-C30)alkyl ether carboxylic acids and salts thereof, (C12-C30)alkyl polyglucosides, monoglycerolated surfactants, and polyglycerolated surfactants. Also disclosed herein is a method for dyeing keratin fibers comprising applying a composition in accordance with the present disclosure to the keratin fibers. The compositions and methods of the present disclosure may makes it possible to obtain fast coloration of keratin fibers that is resistant to light and/or to washing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.