Composition in the form of water-in-oil emulsion and its cosmetic uses
US6509024B2 · kind B2 · utility
5Cited by
5References
34Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 21, 2001 |
| Grant date | Jan 21, 2003 |
| Priority date | — |
| Expiry date | Mar 21, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2383/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The first embodiment of the present invention provides a composition, which includes:an aqueous phase dispersed in an oily phase;wherein the oily phase includes at least one particle of a crosslinked solid organopolysiloxane elastomer having at least one oxyalkylene group,and wherein the aqueous phase includes at least one crosslinked and at least partially neutralized poly(2-acrylamido-2-methylpropanesulphonic acid) polymer. Other embodiments of the present invention provide methods of using the above-identified composition, compositions containing same, and a method of preparing water-in-oil emulsions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.