Styrene, surfactant and selected superabsorbent polymer were mixed and ben-zoperoxide was added to initiat the m-situ blend polymerization of styrene to prepare water-disintegrable PS.

• 选取部分吸水树脂与苯乙烯、表面活性剂组成聚合体系,用过氧化苯甲酰引发进行原位共混聚合,制备了遇水崩解型聚苯乙烯。