MAH was grafted on PP powder surface by solid phase graft copolymerization with BPO and DCP as initiators.

• 以过氧化苯甲酰（BPO）、过氧化二异丙苯（DCP）为引发剂，用固相接枝法在聚丙烯（PP）粉表面接枝马来酸酐（MAH）。