The heterogeneous graft copolymerization of α - methylacrylic acid with polypropylene powder was studied. 研究了α-甲基丙烯酸对聚丙烯(PP)的接枝共聚反应。
The influences of steel fiber and polypropylene fiber on the mechanical properties of pavement concrete were investigated in this paper. 研究了钢纤维和聚丙烯(PP)纤维对道路混凝土力学性能的影响。
The manufacturing method of thermoplastic elastomers of POE and polypropylene by blending was studied. 研究了乙烯辛烯共聚物与聚丙烯(PP)共混型热塑性弹性体的制备方法。
In this paper, the modification of small scale bulk polypropylene has been studied with twin-screw compounding method. 利用双螺杆共混法对小本体聚丙烯(PP)进行了改性研究。
The properties of antibacterial polypropylene compound material with Ag-carrying phosphate glass antimicrobial agent were studied. 对以磷酸盐玻璃载银抗菌剂制备的聚丙烯(PP)复合材料进行了性能研究。