DIFF Subgroup
C11D 1/50 Derivatives of urea, thiourea, cyanamide, guanidine or urethanes
Introduced: September 1968
Full Title
Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent > Cationic compounds > Derivatives of urea, thiourea, cyanamide, guanidine or urethanes
No child classifications to compare. This is a leaf node in both IPC and CPC.