The synthetic theory and analytical method of Zinc Dialkyl Dithiophosphate was introduced.And the wear-resistance and antioxidant mechanism of ZDDP in lubricant was discussed.

• 综述了二烷基二硫代磷酸锌的合成原理和分析方法,讨论了其在油品使用中的抗磨抗氧机理。