The dynamic rheological behavior and non-isothermal cold crystallization of poly(ethylene terephthalate)(PET)were studied to reflect the disentanglement effect of the pulsatile extrusion flow field.
通过析 PET 熔体的动态流变参数和
晶动力学过程的变化,间接证实动态
出聚合物熔体
子的解缠
作用。