Anhydrous cosmetic or dermatological composition containing the combination of a silicone oil and a wax made from an ethylene homopolymer or copolymer
US5750095A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1996 |
| Grant date | May 12, 1998 |
| Priority date | — |
| Expiry date | Jun 26, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/31
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A silicone oil-based anhydrous cosmetic or dermatological anhydrous composition having a homogeneous fatty phase wherein said fatty phase contains a silicone oil having the formula ##STR1## wherein R represents alkyl having 1 to 30 carbon atoms, aryl or aralkyl, PA1 n represents a whole number between 0 and 100, and PA1 m represents a whole number between 0 and 100, provided that the sum of n+m is between 1 and 100; and (ii) a wax in an amount ranging from 3 to 50 percent by weight based on the total weight of said fatty phase having a melting point between 50.degree. and 135.degree. C., comprising at least polymer having a molecular weight between 200 and 1,500 and selected from ethylene homopolymers and copolymers, and a monomer having the formula: EQU CH.sub.2 .dbd.CH--R' (II) wherein PA1 R' represents alkyl having 1 to 30 carbon atoms, aryl or aralkyl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.