Oxidation dyeing process using a composition rich in fatty substances and metal catalysts, and device suitable therefor
US9173821B2 · kind B2 · utility
2Cited by
2References
18Claims
0Family size
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Key dates
| Filing date | Dec 20, 2012 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Dec 20, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/884
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a process for dyeing keratin fibers, in particular human keratin fibers such as the hair, comprising the use of one or more metal catalysts chosen from transition metal salts and rare-earth metal salts, and mixtures thereof and a composition (I) comprising at least 10% by weight of one or more fatty substances different from fatty acids, one or more oxidation dyes and one or more oxidizing agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.