C - Chemistry – Metallurgy – 11 – C
Patent
C - Chemistry, Metallurgy
11
C
C11C 3/10 (2006.01) A61K 31/23 (2006.01) C07C 67/60 (2006.01) C07C 69/587 (2006.01) A61K 7/00 (1995.01)
Patent
CA 2147390
Abstract PROCESS FOR THE PRODUCTION OF A CONCENTRATE OF POLYUN- SATURATED FATTY ACID ESTERS To prepare a concentrate of ethyl esters of polyun- saturated fatty acids, more particularly enriched with gamma-linolenic acid ethyl ester, an oil is subjected to ethanolysis, the ethyl esters are fractionated by com- plexing with urea, an enriched liquid phase is collected, refined and stabilized against oxidation.
Bertoli Constantin
Fumeaux Rene
Perrenoud Ferreira Marie-Claude
Wang Junkuan
Borden Ladner Gervais Llp
Societe Des Produits Nestle S.a.
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