High foaming, low eye irritation cleaning compositions containing ethoxylated anionic (C13-C30) sulphates
US4412944A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1981 |
| Grant date | Nov 1, 1983 |
| Priority date | — |
| Expiry date | Jul 6, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/75
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A high foaming, low eye irritation cleaning composition. The composition contains an alkyl ether sulfate having the following structural formulae: EQU R(A).sub.n OSO.sub.3 M or R.sub.1 (A).sub.n SO.sub.3 M wherein R is an alkyl, alkylaryl, acyl or alkenyl group having at least 13, preferably 13 to 30, most preferably 14 to 24, carbon atoms in the alkyl chain; R.sub.1 is an acylamide group having at least 13, preferably 13 to 30, most preferably 14 to 24, carbon atoms, A is an alkyl ether group derived from ethylene oxide, propylene oxide, butylene oxide, glycidol and substituted epoxides, the preferred group being ethoxy; n is about 6 to about 100, preferably about 6 to about 20, more preferably about 10 to about 20; and M is a cation such as an alkali metal, an alkaline earth metal, a transition metal, ammonium, an alkylamine, or an alkanolamine. These compositions are particularly useful as cosmetic cleaning compositions, such as shampoos and bubble baths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.