Topical composition
US5093112A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1989 |
| Grant date | Mar 3, 1992 |
| Priority date | — |
| Expiry date | Nov 29, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition suitable for topical application to the skin or hair, comprises: PA0 a. a dialkyl or dialkenyl phosphate salt having the structure (1): ##STR1## and b. an alcohol chosen from alkanols and alkenols (or mixtures thereof) having the structure (2): EQU R.sup.2 --(OCH.sub.2 CH.sub.2).sub.c OH (2) PA0 where PA1 R.sup.01 and R.sup.02 are each chosen from branched or unbranched, alkyl or alkenyl groups having an average of from 7 to 9 carbon atoms; PA1 R.sup.2 is a branched or unbranched alkyl or alkenyl group having from 6 to 12 carbon atoms; PA1 X is chosen from H, alkali metal, ammonium, substituted ammonium and alkanolamine counterions; and PA1 a, b and c are each chosen from 0 or a value of from 1 to 4; the weight ratio of the alcohol to the dialkyl or dialkenyl phosphate salt being from 1:1000 to 1:10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.