▎ 摘　　要

NOVELTY - Preparing three-dimensional structure of graphene involves mixing carbodiimide compound and graphene oxide dispersion liquid stirring, heating and refluxing, putting mixed liquid obtained into reaction kettle, performing hydrothermal reaction to obtain solid product, washing, and drying to obtain three-dimensional structure of graphene. USE - Method for preparing three-dimensional structure of graphene. ADVANTAGE - The method enables to prepare three-dimensional structure of graphene has light weight, cost effective, simple, and condition is warm. The material is easy to get, preparation method has good repeatability, has good application prospect in fields such as catalysis and material.