ollowing general formula: [0048] wherein R is a branched or linear alkyl or alkenyl group from about 11-23 carbon atoms; [0049] wherein the diglyceride has the following general formula: [0050] wherein R1 and R2 are independent abranched or linear alkyl or alkenyl groups from about 11-23 carbon atoms; wherein the diglyceride has the following general formula: [0051] wherein R1 and R2 are independe