It was found that the two resins possessed similar melting temperature and small size of spherulites.Both RA130E and QPR01 were suitable for pipe processing.

• 实验结果表明:RA130E和QPR01的微观结构相近,均具有熔融温度相对较低,球晶尺寸较小的特征,QPR01和RA130E具有相近的物理性能和良好的管材成型加工性能。