▎ 摘 要
NOVELTY - Electric heating structure comprises an insulating base, an aqueous graphene conductive ink heating layer, an electrode and an insulating protective film, where the aqueous graphene conductive ink heating layer includes 13-74 wt.% resin, 0.3-5 wt.% graphite, 1.5-24 wt.% conductive particles, and 5.3-28 wt.% auxiliary agent. USE - Used as electric heating structure. ADVANTAGE - The electric heating structure has good conductivity and long-term stability. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for: (1) preparing electric heating structure comprising carrying out screen printing of water-based graphene conductive ink or carrying out gravure printing on an insulating substrate, drying the formation of water-based graphene conductive ink heating ink layer, overlying the electrode on above-mentioned water-based graphene conductive ink heating ink layer, and carrying out thermos-compression with insulating protective film, to obtain electric heating structure; and (2) electric heating device comprising electric heating structure.