利用均匀设计 ,结合DSC量热分析结果 ,寻找出NBR与PP机械共混合成热塑性弹性体的最佳条件和主要影响因素·通过扫描电镜分析NBR与PP的相容性 ,证实了上述结果· 工业试验样品测试表明其具有高的拉伸强度和断裂伸长率 ,并具有较好的耐老化和耐油性能 ,其主要指标达到了国外同类产品水平 Using uniform design, combined with DSC calorimetry results to find out the optimal blend of NBR and PP thermoplastic elastomer and the main factors affecting the thermoplastic elastomer by scanning electron microscopy NBR and PP compatibility, confirmed the above results · Industry Test sample test shows that it has high tensile strength and elongation at break, and has good resistance to aging and oil resistance, the main indicators have reached the level of similar foreign products