4,4′-Diaminobenzanilide

It is a benzamide-type diamine monomer with high thermal stability, good mechanical properties and low impurity content.

3,5′-Diaminobenzoic acid

It is a carboxyl-substituted aromatic diamine with stable reactivity, moderate water solubility and wide application.

3,3′-Diaminobenzidine

It is a tetraaminobiphenyl-type aromatic diamine with high reactivity, stable structure and uniform purity.

4-tert-Butoxystyrene

It is an alkoxy-substituted styrene monomer with good polymerization activity, high stability and low impurity content.

Bis(4-aminophenoxy)ethane

It is an aliphatic ether-bridged aromatic diamine monomer with high purity, good solubility and stable reactivity.

4,4′-Ethylenedianiline

It is an alkyl-bridged aromatic diamine with simple structure, high purity and suitable for various polycondensation systems.