Patent ID: 7652166

Claim:
A biuret compound of the general formula in which R 1 is C 2 -C 18 alkylene, cycloalkylene, arylene or aralkylene, Y is —O— and/or —NH—, R 2 is C 4 -C 22 alkyl, C 3 -C 18 alkenyl, cycloalkyl, aralkyl, C m H 2m+1 (O—C n H 2n ) x —(O—CH(C 6 H 5 )—CH 2 ) u —, C m H 2m+1 (OOC—C v H 2v ) x —, X—C 6 H 4 —(O—C n H 2n ) x —(O—CH(C 6 H 5 )—CH 2 ) u —, or a polyalkoxy monoalcohol radical, where m=1-22, n=2-4, x=0-15, u=0-15, v=4-5, X is C 1 -C 12 alkyl, —(C 6 H 5 ) 1-4 and R 3 , R 4 and R 5 are independently chosen from C 2 -C 18 alkylene, cycloalkylene, arylene or aralkylene, Z is —COO—, NHCO—, NHCOO—, NHCONH— and/or mixtures thereof and a is 1-20.