http://www.w3.org/ns/prov#value | - The article of claim 11 a wherein said emulsifier has the following general formula: ##STR2## wherein R1 is an aliphatic radical having from 1 to 25 carbon atoms which can be different for each different location; R2 is an aliphatic radical having from 2 to 25 carbon atoms; R3 is independently selected from hydrogen and aliphatic radicals having 1 to 3 carbon atoms which can be different for each
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