Composition containing highly unsaturated fatty acid or alkyl ester thereof and a method for producing the same
US11898120B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2022 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Oct 10, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D3/143
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
PROBLEM To provide a composition comprising highly enriched PUFA or its alkyl esters while containing fatty acid esters of 3-MCPD at adequately low concentrations and to provide an efficient method for producing the composition.MEANS FOR SOLVING A composition that contains fatty acids or fatty acid alkyl esters as its major component, the composition containing highly unsaturated fatty acid or alkyl ester thereof, wherein the proportion of the highly unsaturated fatty acid in the constituent fatty acids of the composition is 50 area % or more and wherein the concentration of 3-MCPD as found upon analyzing the composition by American Oil Chemists' Society official method Cd 29b-13 assay A is less than 1.80 ppm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.