中文摘要：

介绍了近十多年来国内外聚丙烯酰胺类絮凝剂的应用研究成果和发展状况,从分子设计和絮凝机理角度对聚丙烯酰胺类絮凝剂在各种污水处理中处理特点与处理效果做了简单概述,重点探讨经合成或改性后其分子结构中功能单元的絮凝作用,并展望了聚丙烯酰胺类絮凝剂今后的发展特点。

英文摘要：

The application research and development condition of polyacrylamide flocculants in recent ten years at home and abroad were introduced,and a simple overview of polyacrylamide flocculants＇ treatment characteristics and treatment effect in various kinds of wastewater treatment process was proposed from its molecular design and flocculation mechanism.The flocculation effect of the function units in the molecular structure was discussed by synthesis or modification.The development characteristics of polyacrylamide flocculants in future were prospected.