▎ 摘　　要

NOVELTY - Reducing graphene oxide coating lithium nickel cobalt manganese oxide cathode material by microwave-assisted synthesis involves mixing uniformly lithium acetate dihydrate, manganese acetate tetrahydrate, nickel acetate tetrahydrate, and cobalt acetate tetrahydrate, drying, grinding to obtain first mixed powder, performing microwave roasting the obtained mixed powder in air atmosphere at a temperature of 300-400 degrees C for 20-40 minutes, heating to a temperature of 850-950 degrees C for microwave roasting for 3-6 hours, cooling to room temperature, grinding, sieving to obtain LiNi1/3Co1/3Mn1/3O2 cathode material, adding graphene oxide an the obtained LiNi1/3Co1/3Mn1/3O2 cathode material to absolute ethanol, and stirring magnetically uniformly. USE - Method for reducing graphene oxide coating lithium nickel cobalt manganese oxide cathode material by microwave-assisted synthesis. ADVANTAGE - The method has promote the graphene oxide pyrolysis and high-temperature solid phase sintering, and significantly improves the electrochemical performance of the nickel-cobalt-manganese ternary lithium ion battery. DETAILED DESCRIPTION - Reducing graphene oxide coating lithium nickel cobalt manganese oxide cathode material by microwave-assisted synthesis involves mixing uniformly lithium acetate dihydrate, manganese acetate tetrahydrate, nickel acetate tetrahydrate, and cobalt acetate tetrahydrate, drying, grinding to obtain first mixed powder, performing microwave roasting the obtained mixed powder in air atmosphere at a temperature of 300-400 degrees C for 20-40 minutes, heating to a temperature of 850-950 degrees C for microwave roasting for 3-6 hours, cooling to room temperature, grinding, sieving to obtain LiNi1/3Co1/3Mn1/3O2 cathode material, adding graphene oxide an the obtained LiNi1/3Co1/3Mn1/3O2 cathode material to absolute ethanol, stirring magnetically uniformly, dispersing ultrasonically to obtain second mixed slurry, evaporating quickly the obtained second mixed slurry to dryness at a temperature of 100-120 degrees C, performing under microwave condition, raising the temperature at a constant speed to 300-400 degrees C and performing microwave thermal reduction for 20-40 minutes to obtain reduced graphene oxide coated LiNi1/3Co1/3Mn1/3O2 cathode material.