Highstrength and toughness composites can be made by adding MAH-g-PP and HDPE/EPDMcompound particles, respectively as interface compatibilizer and toughening modifier.

• 5．在PP基体中同时添加少量界面相容剂MAH-g-PP和增韧改性剂HDPE／EPDM复合粒子，能够获得高强度高韧性的GF／PP复合材料。