▎ 摘　　要

NOVELTY - Preparing graphene three-dimensional curved surface heating body comprises e.g. printing graphene conductive ink on the water-soluble base film by screen printing, drying the water-soluble base film printed with graphene conductive ink, completely curing and drying graphene conductive ink to obtain graphene conductive layer is formed on the water-soluble base film, using conductive ink for printing electrodes on the surface of the graphene conductive layer, completely hydrolyzing the water-soluble base film, using activator for uniformly spraying on the surface of the graphene conductive layer, dissolving and activating the graphene conductive layer into an ink state, spraying the insulating layer material on the graphene conductive layer on the surface of the three-dimensional curved substrate to obtain graphene three-dimensional curved surface heating element. USE - The method is useful for preparing graphene three-dimensional curved surface heating body. ADVANTAGE - The method provides graphene three-dimensional curved heating element. DETAILED DESCRIPTION - Preparing graphene three-dimensional curved surface heating body comprises printing graphene conductive ink on the water-soluble base film by screen printing, drying the water-soluble base film printed with graphene conductive ink, completely curing and drying graphene conductive ink to obtain graphene conductive layer is formed on the water-soluble base film, using conductive ink for printing electrodes on the surface of the graphene conductive layer, and forming the electrode layer and drying, spreading the water-soluble base film printed with the graphene conductive layer and electrode layer on the water surface of the constant temperature water tank, where the graphene conductive layer faces upwards, stretching water-soluble base film in water, energizing water in the tank, heating and hydrolyzing the water-soluble base film until the graphene conductive layer and electrode layer float on the water, completely hydrolyzing the water-soluble base film, using activator for uniformly spraying on the surface of the graphene conductive layer, dissolving and activating the graphene conductive layer into an ink state, placing the three-dimensional curved substrate in the sink, utilizing the pressure of water and the cohesive force of the graphene conductive layer in the ink state, transfering the graphene conductive layer and electrode layer to the surface of the three-dimensional curved substrate, placing the three-dimensional curved substrate in the sink, utilizing the pressure of water and the cohesive force of the graphene conductive layer in the ink state, transferring the graphene conductive layer and electrode layer to the surface of the three-dimensional curved substrate, completely transferring the graphene conductive layer and electrode layer into the surface of the three-dimensional curved substrate, taking the three-dimensional curved substrate out of the water and drying, spraying the insulating layer material on the graphene conductive layer on the surface of the three-dimensional curved substrate to obtain graphene three-dimensional curved surface heating element. An INDEPENDENT CLAIM is also included for graphene three-dimensional curved surface heating body, comprising three-dimensional curved substrate, a graphene conductive layer on the three-dimensional curved substrate, and a graphene conductive layer on the electrode layer.