The water-soluble tripolymer of maleic anhydride(MA), sodium allylsufonate(SAS)and acrylamide(AM) was prepared with water as solvent and persulfate as initiator.

用水作溶剂、过引发剂,以马来酐(MA)、丙基磺钠(SAS)和丙酰(AM)体,通过溶液聚合制备了水溶性高分子MA-SAS-AM。