Cosmetic or pharmaceutical compositions in the form of stable oil-in-water emulsions
US4364930A · kind A · utility
10Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 1981 |
| Grant date | Dec 21, 1982 |
| Priority date | — |
| Expiry date | Mar 18, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A stable oil-in-water emulsion for use in cosmetic or pharmaceutical compositions includes as the emulsifying system therefor a combination of (i) a mixture of (1) mono- or di-alkyl carboxylates of .alpha.-methyl glucoside, or a mixture thereof and (2) mono- or di-alkyl carboxylates of .alpha.-methyl glucoside polyoxyethylenated with 10-30 moles of ethylene oxide, or a mixture thereof, the said alkyl moiety of each being linear or branched and having from 11-21 carbon atoms, (ii) lecithin, (iii) egg yolk oil, and (iv) a polyacrylic type polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.