Ester-modified silicone derivative and a cosmetic composition containing the same
US5210251A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 1991 |
| Grant date | May 11, 1993 |
| Priority date | — |
| Expiry date | Mar 13, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q1/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An ester-modified silicone derivative of formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and each represents a saturated or unsaturated straight- or branched-chain aliphatic hydrocarbon group having from 2 to 30 carbon atoms, a saturated or unsaturated alicyclic hydrocarbon group having from 3 to 30 carbon atoms or an aromatic hydrocarbon group having from 6 to 30 carbon atoms; l and m each represents a number of 0 to 100; n represents a number of 1 to 100; a represents a number of 3 to 16; and b represents a number of 1 to 3 is disclosed as well as a cosmetic composition containing the ester-modified silicone derivative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.