利用四球试验机评价了含磷摩擦改进剂TPO与两种二烷基二硫代磷酸锑(SbDDP1、SbDDP2)、二烷基二硫代氨基甲酸锑(SbDDC)、硫化二烷基二硫代磷酸氧钼(MoDDP)共4种添加剂的抗磨性能以及它们之间的抗磨协同作用.结果表明,TPO、SbDDP和MoDDP都具有较好的抗磨性能,其中MoDDP最佳.当TPO分别与上述4种添加剂复合后,均表现出了不同程度的抗磨协同效应,其中TPO与SbDDP2和SbDDC的协同效果较好,尤其是复配浓度达到最佳比例时,协同效果最佳.
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