Compositions for the hydration of keratinic substances substituted by alpha-amino acid sulfoxides
US4724140A · kind A · utility
1Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 1981 |
| Grant date | Feb 9, 1988 |
| Priority date | — |
| Expiry date | Feb 19, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/006
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions for the hydration of keratinic substances constituted by amino acid sulfoxides. A particular product is methionine sulfoxide. Important application in cosmetology where these products are incorporated in aqueous and organic solutions and oily or other emulsions. These products play a hydrating role in skin application and act as a softening agent on the hair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.