英文名称:Formaldehyde, oligomeric reaction products with aniline and phosgene; Carbonic dichloride, polymer with benzenamine and formaldehyde; Aniline-formaldehyde-phosgene copolymer; Aniline, polymer with formaldehyde and phosgene; Benzenamine, polymer with carbonic dichloride and formaldehyde; Formaldehdye-aniline-phosgene conden