Patent ID: 6429324
Filing Date: 2002-08-06
Classification: C07C,C08G

Abstract:
A process for preparing alkylene glycol esters of dimer fatty acids according to the general formula (I):Hâ€”(OR)nâ€”O(O)Câ€”R1â€”C(O)Oâ€”(RO)nâ€”Hâ€ƒâ€ƒ(I) wherein R1 represents a hydrocarbon radical of a dimer fatty acid having from about 24 to about 44 carbon atoms, and each R independently represents an alkyl radical having from about 2 to about 3 carbon atoms, and each n independently represents a number of from about 0.25 to about 3.0; said process comprising:(a) providing dimer fatty acids; (b) providing an alkylene oxide; and (c) reacting the dimer fatty acids and the alkylene oxide, in the presence of a catalytically-effective amount of at least one alkanolamine.