The oil-based nanometer antiwear agents with well suspension property and well dispersibility were prepared by choosing the proper dispersants and using the ultrasonic dispersion method.

• 根据正交试验找到了较好的分散悬浮剂,通过添加分散悬浮剂和采用超声波分散的方法制备出悬浮性、分散性良好的油基纳米抗磨剂。