radical containing in total from 8 to 24 carbon atoms; and R2 and R3 are each a methyl, ethyl, hydroxymethyl, or hydroxyethyl radical; and Y is an N or P atom; 2. amides of the formula R4 --CO--N(H)m-1 (R5 OH)3-m (II) wherein R4 is a saturated or unsaturated, aliphatic hydrocarbon radical containing from 7 to 21 carbon atoms; R5 represents a methylene or ethylene group; and m is 1, 2, o