▎ 摘　　要

NOVELTY - An oxidized graphene and graphene reinforced cement based composite material comprises oxidized graphene, graphene, dispersing agent, thickening stabilizer, water reducer, defoaming agent and cement matrix, where a mass ratio of the total mass of the oxidized graphene and the graphene to the cement matrix is (0.0005-0.5):1, and the mass ratio of the total mass of oxidized graphene and the graphene to the dispersing agent to the water reducer to the thickening stabilizer to the defoaming agent is 1:(0.05-10):(0.1-20):(0.1-20):(0.05-5). USE - Oxidized graphene and graphene reinforced cement based composite material for use in multifunctional construction materials. ADVANTAGE - The material has better tensile strength, rupture strength and conductivity, mechanical property and electrical property. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for preparing oxidized graphene and graphene reinforced cement based composite material.