Stable water-in-oil emulsions containing an emulsifier on oleyl-and/or isostearyl-glycoside
US6488946B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2001 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Sep 17, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/592
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to novel stable <<water-in-oil>> emulsions containing5 to 70% by weight of an aqueous phase20 to 90% by weight of a fatty phase; and3 to 25% by weight of an emulsifier comprising10 to 90% by weight, preferably 10 to 50% by weight and more preferably 10 to 40% by weight of a mixture in any proportion of an oleyl glycoside having a degree of polymerisation of between 1 and 3 and an isostearyl glycoside having a degree of polymerisation of between 1 and 3; and90 to 10% by weight, preferably 90 to 50% by weight, and more preferably 90 to 60% by weight of a mixture in any proportion of oleyl alcohol and isostearyl alcoholand optionally0 to 10% by weight of a co-emulsifier;0 to 10% by weight of a stabiliser.Application: Cosmetic industry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.