▎ 摘　　要

NOVELTY - A high performance doped graphene oxide regenerated concrete is prepared by taking cement, silicon powder and water, mixing into slurry, adding regenerated coarse aggregate, stirring, adding polyvinyl alcohol solution, soaking, taking out, draining, drying to obtain enhanced pre-treated regenerated aggregate, crushing cotton straw, soaking in water, taking out, drying, cutting, drying, carrying out high-speed shearing dispersing, drying to obtain straw fiber, taking expanded vitrified microbeads and modifier, mixing and stirring, and curing to obtain modified expanded vitrified microbead. USE - Method for preparing high performance doped graphene oxide regenerated concrete. ADVANTAGE - The method has improved utilization of building waste. DETAILED DESCRIPTION - A high performance doped graphene oxide regenerated concrete is prepared by taking cement, silicon powder and water, mixing into slurry, adding regenerated coarse aggregate, stirring, adding polyvinyl alcohol solution, soaking, taking out, draining, drying to obtain enhanced pre-treated regenerated aggregate, crushing cotton straw, soaking in water, taking out, drying, cutting, drying, carrying out high-speed shearing dispersing, drying to obtain straw fiber, taking expanded vitrified microbeads and modifier, mixing and stirring, curing to obtain modified expanded vitrified microbead, taking gel material and water, mixing and stirring, adding prepared raw materials, stirring, adding graphene oxide solution, water reducing agent and balance water, and stirring.