Using BPO as intiator, water as medium, PVA as dispersing agent, MMA as grafting monomer and solvent, SBS-g-MMA was performed in open suspension copolymerization system.

• 以过氧化二苯甲酰(BPO)为引发剂,水为分散相,聚乙烯醇(PVA)为分散剂,用既可作溶剂又可作共聚单体的甲基丙烯酸甲酯(MMA)与SBS在开放体系下进行悬浮接枝共聚反应。