Patent ID: 6160140
Filing Date: 2000-12-12
Classification: A23D,C11C,C12P

Abstract:
Process for the preparation of materials comprising mainly conjugated isomers of long chain polyunsaturated fatty acids wherein a starting material comprising an oil or a free fatty, acid composition or an alkyl ester composition thereof, containing at least 25 wt % of at least one isomer other than the conjugated isomers of long chain polyunsaturated fatty acids is subjected to a treatment with a base in a solvent and wherein the solvent is an alcohol with at least 3 C-atoms and at least two hydroxy groups having:a ratio of number of C-atoms; number of OH groups of at least 1.25 but less than 3.5 while the reaction is carried out between 100 and 180.degree. C.