▎ 摘　　要

NOVELTY - A graphene/titania-coated cathode material comprises cathode active material, coupling agent layer and graphene/titania composite material layer. USE - Graphene/titania-coated cathode material used for lithium ion battery (claimed). ADVANTAGE - The product has improved electrochemical performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene/titania-coated cathode material comprising compounding titania onto graphene oxide surface, obtaining graphene/titania composite material, taking cathode active material and coupling agent solution, dispersing, carrying out solid-liquid separation, dispersing into graphene/titania composite material, mixing, washing, carrying out solid-liquid separation, drying, and performing heat treatment.