No abnormal spherulite was found for pure PET, butthe DEG and TPP having internal and external plasticization respectively, wouldimpel the PET to form the abnormal spherulite.

• 结果发现,纯PET不出现反常球晶,DEG和TPP能促使反常球晶形成,而且反常球晶的出现与大分子链的活动性有关。