Topical composition
US5015471A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1989 |
| Grant date | May 14, 1991 |
| Priority date | — |
| Expiry date | Nov 29, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/02
- 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. a branched or unbranched, monoalkyl or monoalkenyl phosphate salt (or mixtures thereof) having the structure (2): ##STR2## where R.sup.01, R.sup.02 and R.sup.03 are each chosen from branched or unbranched, alkyl or alkenyl groups having an average of from 7 to 9 carbon atoms; PA0 X, Y and Z are each chosen from H, alkali metal, ammonium and substituted ammonium counterions; and PA0 a, b and c are each chosen from 0 or a value of from 1 to 4; the weight ratio of the monoalkyl or monoalkenyl phosphate salt to the dialkyl or dialkenyl phosphate salt being from 1:1000 to 1:5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.