Flocculants play an important part in flocculation process of water-treatment technology. The amphoteric polymeric flocculants was highly emphasized by researchers with excellent flocculating property. The pAM and its modified products have been the most widely used in wastewater treatment. However, acrylamide monomers are harm with three serious effect (cancer-causing, deformity, mutation) causing and Neurotoxicity. So it has gained great attention in exploring non-toxic polymeric flocculants and n...