J Liu, Q Zhang, Q Xia, J Dong, Q Xu - Polymer degradation and stability, 2012 - Elsevier
A new aromatic heterocyclic diamine monomer containing bis-benzimidazole rings, 2, 2′-p-
phenylene-bis (5-aminobenzimidazole)(PBABI), was synthesized from 2, 2′-p-phenylene …