▎ 摘　　要

NOVELTY - Preparing three-dimensional graphene/thermally conductive phase change composite material involves utilizing graphene oxide as emulsifier and mixing with phase change material to obtain graphene/thermally conductive phase change composite material emulsion. The obtained emulsion is subjected to hydrothermal reduction reaction to obtain product. USE - Method for preparing three-dimensional graphene/thermally conductive phase change composite material (claimed). ADVANTAGE - The method enables to prepare three-dimensional graphene/thermally conductive phase change composite material in cost-effective manner that has high thermal conductivity, good repeatability, high thermal stability and wide range of industrial applications.