Composition especially in the form of emulsion, gel or aqueous solution, including a crosslinked poly (2-acrylamido-2-methylpropanesulphonic acid) polymer neutralized to at least 90%
US6287543A · kind A · utility
8Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1997 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | Jun 30, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a cosmetic, dermatological, hygienic or pharmaceutical composition which is in the form of, or includes, an aqueous gel or an aqueous, hydroalcoholic or multiphase solution additionally including at least one crosslinked poly(2-acrylamido-2-methylpropanesulphonic acid) polymer neutralized to at least 90% and pigments or water-soluble dyes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.