Process for producing a conjugated di- or poly-unsaturated fatty acid of 12 to 24 carbon atoms or salt or ester thereof
US7193096B2 · kind B2 · utility
2Cited by
5References
19Claims
0Family size
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Key dates
| Filing date | Jun 30, 2004 |
| Grant date | Mar 20, 2007 |
| Priority date | — |
| Expiry date | Oct 24, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11C3/14
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for producing a conjugated di- or poly- unsaturated fatty acid having from 12 to 24 carbon atoms, or a salt or ester thereof, comprises reacting a non-conjugated free fatty acid, or a salt or ester thereof, with a base in the presence of a solvent comprising a monohydric alcohol having from 1 to 6 carbon atoms, wherein the reaction is carried out at a temperature of from 120° C. to 200° C. in the presence of water in an amount of at least 4% by weight based on alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.