By testing the melt index (MI), tensile strength and breaking extension ratio, the thermal ageing rate of polyoxymethyle......

以丙烯酸酯类弹性体(KT-28)和热塑性聚氨酯(PUR-T)为增韧剂,通过熔融共混法对聚甲醛(POM)进行增韧改性,研究了这2种增韧剂含量对PO......