Carboxylated surfactants
US6365774B1 · kind B1 · utility
9Cited by
9References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 2000 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Jul 7, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/911
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a (a) dicarboxylated surfactant, (b) a method for its preparation and (c) application in industrial and personal care applications. The compounds of the present invention are made by reacting epoxy succinic acid and a salt of an alkyl non-ionic surfactant. The resulting compounds are quite stable and offer excellent emulsification properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.