▎ 摘　　要

NOVELTY - V2O5-carbon material composite material comprises uniformly covered on the carbon material, cross-linking the carbon material to form a pore canal and the vanadium pentoxide is combined with the carbon material to form the conductive network. USE - Used as vanadium(V) oxide-carbon material composite material. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) preparing V2O5-carbon material composite material comprises (1) primary liquid phase stripping vanadium pentoxide, dissolving vanadium pentoxide in the mixed solution of de-ionized water and hydrogen peroxide, ultrasonically mixing uniformly, the hydrogen peroxide is stripped by the hydrothermal reaction for one time and the vanadium pentoxide is removed, (2) the secondary liquid phase stripping vanadium pentoxide and carbon material in situ composite, adding the primary stripping vanadium pentoxide and carbon material obtained in the step (1) into the mixed solution of hydrogen peroxide and deionized water according to the dosage, ultrasonically mixing uniformly; transferring the uniformly mixed substance to the reaction kettle, hydro-thermal reaction, cooling, cleaning and drying at high temperature to obtain the V2O5-carbon material composite material; and (2) lithium ion battery comprising active material of the positive electrode is the V2O5-carbon composite material