▎ 摘　　要

NOVELTY - Preparation of graphene membrane involves acidizing preprocessed activated carbon with dilute nitric acid, mixing dispersant and solvent, stirring uniformly, adding graphene, ultrasonically dispersing for 2-24 hours to obtain graphene suspension, adding activated carbon, ultrasonically dispersing for 30 minutes to 3 hours to obtain suspension mixture, washing suspension mixture, centrifugally filtering to obtain activated carbon-intercalated graphene preform, heat-treating to obtain activated carbon-intercalated graphene powder, adding polymerization monomer, dispersant and porogen, stirring for 5-30 minutes, carrying out surface coupling treatment, ultrasonically dispersing for 15-220 minutes, heating at 42-85 degrees C, adding crosslinking agent, stirring uniformly, adding initiator, forming a through-hole to obtain shell-core activated carbon-intercalated graphene preform and drying. USE - Preparation of graphene membrane.