The effect of plasticizer DOP on the ultraviolet light(UV) ageing properties of PVC was studied by means of mechanical properties test, SEM and FT-IR.

• 采用力学性能测试、扫描电镜(SEM)、红外光谱(FT-IR)等方法研究了增塑剂邻苯二甲酸二辛酯(DOP)对聚氯乙烯(PVC)紫外光老化性能的影响。