Polymerization, poly-carboxylic acid series superplasticier was made from ethylene sulphonic sodium(SVS), crylic acid(AA) and intermediate macromonomer(PEA) by using ammonium persulfate as initiator.

• 聚合,乙烯基磺酸钠(SVS)、丙烯酸(AA)与中间体丙烯酸聚乙二醇单酯(PEA)在引发剂过硫酸铵(PSAM)的作用下通过聚合反应制备了聚羧酸系高效减水剂。