In this paper,the rheological behavior of PET/EVA blends has been studied with capillary rheogeniometer of constant stress type, the influence of EVA on rheological behavior of PET has been discussed.

• 用恒负荷式毛细管流变仪研究了PET／EVA共混物的流变行为，讨论了EVA对PET流变行为的影响；