Silicone oil/cosolvent system concentrated in active liposoluble cosmetic substance(s), corresponding cosmetic emulsion and formulation
US6890519B2 · kind B2 · utility
2Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2001 |
| Grant date | May 10, 2005 |
| Priority date | — |
| Expiry date | Jul 25, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/5465
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns a silicone oil/cosolvent/active substance(s) system, characterized in that it comprises in solubilized form at least 25 wt. % relative to silicone weight of at least an active substance fat soluble and naturally non-soluble in said silicone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.