Cosmetic composition comprising a colorant and method of cosmetic treatment
US8685419B2 · kind B2 · utility
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18Claims
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Assignee
Inventors
Key dates
| Filing date | Dec 2, 2008 |
| Grant date | Apr 1, 2014 |
| Priority date | — |
| Expiry date | Dec 2, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/64
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a cosmetic composition comprising, in a cosmetically acceptable medium, a colorant comprising an inorganic fibrous matrix with tunnels and organic dye compounds incorporated at least partially in said tunnels, said compounds being selected from the indigoids, and present in an amount such that the weight ratio of colorant to matrix is greater than or equal to 0.028.The invention also relates to a method of cosmetic treatment of keratinous materials, comprising the application of said cosmetic composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.