▎ 摘　　要

NOVELTY - Preparation of graphene three-dimensional porous structure powder comprises adding catalyst metal salt with water to obtain 10-60% metal salt solution, mixing with polymer, stirring for 0.1-12 hours, filtering, taking the residue, cleaning, drying, adding reducing agent solution, stirring for 0.1-12 hours, filtering, taking filter residue, drying, adding pore-forming agent with relative ratio of 0.2-2, stirring, drying, heating in a protective atmosphere at 700-1000 degrees C for 0.5-8 hours, adding to acidic solution, pickling for 1-12 hours, filtering and drying. USE - Method for preparing graphene three-dimensional porous structure powder (claimed). ADVANTAGE - The product has high specific surface area and high conductivity. The method is short and has high yield and reduced cost.