Four kinds of additives are synthesized from oleic acid. Their lubrication properties are measured by four ball machine and wear tester.Their lubrication mechanism is discussed in detail.

• 本文合成了四种油酸类添加剂,用四球机,摩擦磨损试验机测定了它们的润滑性能,同时对其润滑机理进行了理论探讨。