Compatibilizer for PP/CPE composite fire retardant system was prepared from the reaction of PP,CPE and bridging agent(BA), withBPO as initiator.

• 以聚丙烯（PP）、氯化聚乙烯（CPE）和架桥剂为反应物料，过氧化苯甲酰（BPO）为引发剂，制备PP/CPE复合阻燃体系增容剂。