98663 ⎘
Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<) in which X is O, S or —N; Dicyandiamides; Dicyandiamidines; Guanidines; Biguanidines; Biuret; Semicarbazides Dicyandiamides