Benefit agent compositions comprising mixtures of alpha-hydroxy esters
US5961992A · kind A · utility
9Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 1997 |
| Grant date | Oct 5, 1999 |
| Priority date | — |
| Expiry date | Jul 22, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q11/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to skin care or personal wash cleanser compositions comprising mixtures of short and long-chain alpha-hydroxy acid esters in order to obtain long term benefit of shorter esters while masking short term drying effect of short chain esters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.