Stable aqueous or aqueous-alcoholic solutions of fat-soluble perfume oils or drugs containing hydroxyalkyl ester- or N-(hydroxyalkyl) amide-ethoxylates

摘要

Stable, aqueous or aqueous-alcoholic solutions of fat-soluble perfume oils or drugs, containing hydroxyalkyl ester- and/or N-(hydroxyalkyl)-amide-ethoxylates of the formula wherein R1 and/or R2 are an alkyl group having 1 to 18 carbon atoms or hydrogen, R3 is an alkyl group having 1 to 12 carbon atoms or an aryl group, X is an oxygen atom, the group >NH or the group >N-(C2H4O)mH, and n and m are integers of from 0 to 40, with the proviso that the total of the carbon atoms of R1+R2 is from 6 to 20 and the total of the numbers n+m is a value from 6 to 40.