It was demonstrated that some level of order exists in glassy poly(ethylene terephthalate) by depolarized light intensity (DLI) technique, but this order is different from that in crystalline PET.

 
  • 不同成核添加剂对PET结晶影响的实验结果表明,在PET的结晶过程中,不摘要太可能存在真正的异相成核剂,添加剂对结晶过程的影响主要源于门)与熔融的聚酯大分于链发生化学反应,使 ET链段构象转变的活化能降低;
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