Neutralized alkyl ether sulfuric acid half-ester compositions containing polyhydroxy oligomers
US4885379A · kind A · utility
9Cited by
1References
7Claims
0Family size
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Key dates
| Filing date | Apr 12, 1988 |
| Grant date | Dec 5, 1989 |
| Priority date | — |
| Expiry date | Apr 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C303/24
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Alkyl ether sulfuric acid half-esters are neutralized in the presence of polyhydroxy oligomers such as polyglycerol to provide half-ester salt compositions of high activity and good viscosity characteristics. The products are particularly useful in shampoo formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.