▎ 摘　　要

NOVELTY - Self-healing electromagnetic shielding material comprises a first graphene resin layer, a carbon fiber material resin layer and a second graphene resin layer that are stacked in sequence. USE - The material is useful in electronic device (claimed) ADVANTAGE - The material has excellent self-healing function, electromagnetic shielding performance and conductive performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the self-healing electromagnetic shielding material, comparing (i) respectively dissolving thermoplastic resin and graphene in an organic solvent, and forming a thermoplastic resin solution and a graphene dispersion, (ii) respectively mixing graphene dispersion liquid and the carbon fiber material with the thermoplastic resin solution to obtain graphene conductive paste and the carbon fiber material conductive paste, and (iii) coating graphene conductive paste on the substrate and drying to obtain the first graphene resin layer, then coating the carbon fiber material conductive slurry on the first graphene resin layer, and drying to obtain carbon fiber material resin layer, coating the graphene conductive paste on the carbon fiber material resin layer, and drying to obtain electromagnetic shielding material.