Ureas; Thioureas

Full Title

Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen (aminophenols C08G8/16) > of aldehydes > with acyclic or carbocyclic compounds > with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N > Ureas; Thioureas