Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing oxygen-containing organic compound
Patent
1996-07-10
1998-05-05
Lilling, Herbert L.
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
Preparing oxygen-containing organic compound
435136, 435198, 435921, C12P 764
Patent
active
057473056
ABSTRACT:
Production of monoglycerides is enhanced by means of enzymatic transesterification of triglycerides with aliphatic alcohols in a medium of supercritical CO.sub.2. Aliphatic primary and secondary alcohols of 1 to 8 carbon atoms may be used without support in supercritical CO.sub.2 at temperatures compatible for enzymatic transesterifion of tryglycerides. Utilization of these lower reaction temperatures has the benefit of diminishing the production of undesired side products and thus increasing the reaction efficiency with regard to production of the desired monoglycerides.
REFERENCES:
C17 119:202128 (19) Jenssen et al "Proc. Scand. Symp. Lipids" 16th 1991 pp. 237-242.
17PS ABS. Japan 01-108990 (Apr. 26, 1989) Fujimoto et al.
Jenssen et al, "Proc. Scand Symp Lipids", Enzymatic reactions in supercritical carbon dioxide 16th 1991 pp. 237-242.
Castillo, E., Marty, A., Combes, D., and Condoret, J. S., "Polar Substrates for Enzymatic Reactions in Supercritical CO.sub.2" Biotechnology Letters, vol. 16, No. 2 (Feb. 1994), pp. 169-174.
Holmberg, K. and Osterberg, E. "Enzymatic Preparation of Monoglycerides in Microemulsions," JAOCS, vol. 65, No. 9 (Sep. 1988), pp. 1544-1548.
Sonntag, Norman O. V., "Glycerolysis of Fats and Methyl Esters--Status, Review, and Critique," JAOCS, vol. 59, No. 10 (Oct. 1982), pp. 795A-802A.
Fado John D.
Lilling Herbert L.
Lipovsky Joseph A.
Silverstein M. Howard
The United States of America as represented by the Secretary of
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