Light colored homogeneous and aqueous alpha olefin sulfonate solutions
US4318823A · kind A · utility
1Cited by
2References
3Claims
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Key dates
| Filing date | Dec 12, 1979 |
| Grant date | Mar 9, 1982 |
| Priority date | — |
| Expiry date | Dec 12, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/143
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Light colored homogeneous and aqueous alpha olefin sulfonate solutions wherein about 10 to about 30 wt. % of the sulfonate contained in said alpha olefin sulfonate solutions is 4-hydroxyalkane sulfonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.