Aqueous solution of an alpha sulfonate surfactant comprising 1,3-bis (hydroxymethyl)-5, 5-dimethylimidazolidine-2, 4 dione
US6184190A · kind A · utility
18Cited by
4References
5Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 8, 2000 |
| Grant date | Feb 6, 2001 |
| Priority date | — |
| Expiry date | Jun 8, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/596
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing an aqueous solution of a C.sub.14 -C.sub.16 alpha olefin sulfonate, wherein the aqueous solution has a Klett color of less than 12, when diluted with water to a 5% solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.