Nano magnetic fluid using water-repellent lubricant as base solution was prepared,magnetic arbamido grease was synthesized by adding it into arbamido grease.

• 制备了疏水润滑油基纳米磁性液体,将该磁性液体作为添加剂加入到脲基润滑脂中,合成了磁性脲基润滑脂。