Dynamic tri-screw extruder was used to prepare PP/ CaCO3 composites.The effects of vibration frequency and amplitude on the mechanical properties were investigated in this article.

• 采用新型动态三螺杆挤出成型技术,制备了聚丙烯/碳酸钙复合材料,并研究了振动工艺参数对材料力学性能的影响。