【摘要】 熔融聚氯乙烯（PVC）树脂的电镜照片和阿伦尼乌斯曲线均表明，树脂在不同加工温度和不同剪切速率作用下，分别变成以初级粒子、区域结构或大分子为流动单元的熔体。更多还原

【Abstract】 SEM photos and Arrhenius curves of melted PVC resin show that the resin at different processing temperatures and different shearing rates turned respectively into melt expressed in elementary particle-domain structure or macromolecule as flow unit.更多还原