▎ 摘　　要

NOVELTY - Preparation of graphene/metal-organic framework crystal composite hole catalyst, involves (i) dispersing reduced graphene oxide in solvent to obtain graphene dispersion, adding Lewis acid metallocene catalyst to graphene dispersion and 2-diphenylsulfonylpyridine, mixing to obtain base solution, (ii) adding dimethylimidazole-methylene benzene ligand solution with dimethylformamide, microwave processing, adding potassium tert-butoxide to adjust pH, heating, stirring, cooling to obtain crude crystal, (iii) crushing, grinding and adding organic solvent, precipitate and drying. USE - Preparation of graphene/metal-organic framework crystal composite hole catalyst. DETAILED DESCRIPTION - Preparation of graphene/metal-organic framework crystal composite hole catalyst, involves (i) dispersing reduced graphene oxide in a solvent to obtain graphene dispersion, adding Lewis acid metallocene catalyst to graphene dispersion and 2-diphenylsulfonylpyridine template material, mixing evenly to obtain base solution, (ii) adding dimethylimidazole-methylene benzene ligand solution with dimethylformamide to the base solution, carrying out microwave processing, adding potassium tert-butoxide to adjust the pH to weakly alkaline, heating and performing stirring reaction, cooling to room temperature to obtain crude crystal, (iii) crushing crude crystal, grinding and adding organic solvent to dissolve Lewis acid metallocene catalyst, precipitate and drying to obtain graphene/metal-organic framework crystal composite hole catalyst.