▎ 摘　　要

NOVELTY - A modified graphene lubricating oil comprises 100 pts. wt. base oil, 0.5-3 pts. wt., preferably 1-2 pts. wt. modified graphene, 0.05-1 pt. wt., preferably 0.1-0.5 pt. wt. monocrystalline nano yttrium-aluminum garnet, 2-7 pts. wt., preferably 3-5 pts. wt. dispersant, 0.5-2 pts. wt., preferably 1-2 pts. wt. viscosity index modifier, and 0.5-2 pts. wt., preferably 1-2 pts. wt. defoamer. USE - Modified graphene lubricating oil. ADVANTAGE - The lubricating oil has low friction coefficient, excellent lubrication performance, and uniform and stable dispersion system.