Enzymatic synthesis of polyglycerol-fatty acid esters in a solvent-free system

1995 ◽  
Vol 72 (1) ◽  
pp. 61-65 ◽  
Author(s):  
D. Charlemagne ◽  
M. D. Legoy
2020 ◽  
Vol 33 (4) ◽  
pp. 501-509
Author(s):  
Yamini Satyawali ◽  
Lieve Cawenberghs ◽  
Winnie Dejonghe

Polyglycerol fatty acid esters, which have been widely used as emulsifiers in food, medicine and cosmetics industries, were the subject of solvent-free enzymatic synthesis<br /> in this study. There have been previous reports on enzymatic synthesis of various polyglycerol esters; however, this investigation extends the synthesis to PG-10 esters. The<br /> effects of substrate molar ratio, addition of emulsifiers to enhance mixing, and addition of molecular sieves or N2 flushing for water removal, was investigated. The solvent-free synthesis using N2 flushing leads to complete conversion of fatty acid, yielding a completely acid free product. The synthesis is validated for polyglycerol laurate and polyglycerol caprylate, both useful products in the cosmetic industry.


ChemInform ◽  
2010 ◽  
Vol 26 (15) ◽  
pp. no-no
Author(s):  
G. FREGAPANE ◽  
D. B. SARNEY ◽  
E. N. VULFSON

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