Emulsifier mixture of high stability, useful in pharmaceutical and cosmetic compositions, prepared by reaction of fatty acid, sugar alcohol and glycerine carbonate

摘要

Emulsifier mixture (A) produced by reacting at least one fatty acid (I), one 4-6C sugar alcohol (II) and an (oligo)glycerine carbonate (III), in the presence of a small amount of lower alcohol (IV) and a lipase (V) as the catalyst. An Independent claim is also included for a method for preparing (A).