Patent ID: 7655815

Claim:
A biuret compound of the general formula in which R 1 is a (C 1 -C 22 )-alkylene, (C 3 -C 22 )-alkenylene, (C 5 -C 15 )-cycloalkylene, arylene, (C 7 -C 12 )-aralkylene, a polyoxyalkylene radical or is a polyester radical, R 2 is a (C 1 -C 22 )-alkyl, hydroxy-(C 1 -C 22 )-alkyl, (C 3 -C 18 )-alkenyl, aryl, (C 7 -C 12 )-aralkyl, or (C 5 -C 12 )-cycloalkyl radical, a hydroxy-, (C 1 -C 22 )-alkoxy-, (C 5 -C 12 )-cycloalkoxy-, or (C 7 -C 12 )-aralkoxy-polyoxyalkylene radical, or a polyester radical prepared starting from a (C 1 -C 22 )-alkanol, (C 5 -C 12 )-cycloalkanol, or (C 7 -C 12 )-aralkanol or from a (C 1 -C 22 )-alkoxy-, (C 6 -C 12 )-cycloalkoxy-, or (C 7 -C 12 )-aralkoxy-polyoxyalkylene, Each Y is independently selected from the group consisting of O, NH, CO—NH—NH and NH—NH—CO, R 3 , R 4 and R 5 independently of one another are a (C 2 -C 40 )-alkylene, (C 3 -C 40 )-alkenylene, (C 5 -C 40 )-cycloalkylene, arylene, (C 7 -C 40 )-aralkylene or polyoxyalkylene radical or are a polyester radical, R 6 is a (C 1 -C 30 )-alkyl, (C 3 -C 22 )-alkenyl, hydroxyalkyl and hydroxyalkenyl, (C 4 -C 13 )-cycloalkyl, aryl or (C 7 -C 12 )-aralkyl radical, Each Z is independently selected from the group consisting of COO, OCO, NHCO, CONH, NHCOO, OOCNH and NHCONH, and a is a number from 1 to 19.