Artificial tanning compositions having improved color development
US5603923A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1995 |
| Grant date | Feb 18, 1997 |
| Priority date | — |
| Expiry date | Sep 25, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/44
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to artificial tanning compositions that provide improved color development and good chemical and physical stability. These compositions comprise dihydroxyacetone, certain amino acids or their pharmaceutically acceptable salts, and a topical carrier, wherein said compositions have a pH value of less than about 4. In other embodiments these compositions comprise dihydroxyacetone, certain amino acids or their pharmaceutically acceptable salts, and a stabilizing salt selected from the group consisting of metabisulfite salts, sulfite salts, hydrogen sulfite salts, and mixtures thereof, and a topical carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.