Cosmetic composition based on nanoparticles and on water-soluble organic silicon compounds
US8377427B2 · kind B2 · utility
21Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2001 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Feb 4, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/623
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns a composition comprising, in a cosmetically acceptable medium containing water and/or a solvent, metal, metal oxide, metal carbide or nitride nanoparticles or mixtures thereof, and one or several organic silicon compounds soluble in water and/or in the solvent, having one, two or three silicon atoms, and at least two hydroxyl or hydrolysable groups per molecule. The invention is applicable to hair care compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.