▎ 摘　　要

NOVELTY - Manufacture of a transparent conductive film involves collecting metal-bonded metal fine particles bonded to the surface of a graphene bonded component, flatly packing a collection of scaly graphite particles or massive graphite particles on parallel plate electrodes, immersing the parallel plate electrode in methanol, separating parallel plate electrodes, immersing separated electrodes in methanol, applying direct current potential difference and an electric field corresponding to the magnitude of the potential difference, expanding gap between the electrodes, tilting the electrodes in the methanol, repeatedly applying vibrations in three directions, collecting graphenes, raising the temperature, evenly compressing the plane above the group of graphene, generating frictional heat, forming a graphene junction, applying vibrations, preparing a methanol dispersion, applying or printing on the surface of the graphene joint, heat-treating, and collecting metal-bonded metal fine particles. USE - Manufacture of transparent conductive film for touch panel, flexible circuit board, organic electroluminescent device, organic thin-film solar cell, and flexible light-emitting diode conductive film. ADVANTAGE - The method enables manufacture of transparent conductive film with excellent transparency, thermal conductivity, and electrical conductivity. DETAILED DESCRIPTION - Manufacture of a transparent conductive film involves collecting metal-bonded metal fine particles bonded to the surface of a graphene bonded component composed of a collection of graphene obtained by joining the flat surfaces on which the flat surfaces of graphene overlap each other, flatly packing a collection of scaly graphite particles or a collection of massive graphite particles on the surface of parallel plate electrodes, immersing the parallel plate electrode in methanol filled container and the other parallel plate electrode is superposed on the one parallel plate electrode, and the scaly graphite particles or the lump graphite particles are interposed, separating two parallel plate electrodes, immersing the two separated parallel plate electrodes in the methanol, applying direct current potential difference to the gap between the two parallel plate electrodes, applying an electric field corresponding to the magnitude of the potential difference divided by the size of the gap between the two parallel plate electrodes applied to the aggregate of scaly graphite particles or the aggregate of the massive graphite particles, where all the interlayer bonds of the basal plane forming the scaly graphite particles or the massive graphite particles are simultaneously destroyed, and a group of graphene corresponding to the basal plane is produced in the gap between the two parallel plate electrodes, expanding the gap between the two parallel plate electrodes, tilting two parallel plate electrodes in the methanol, repeatedly applying vibrations in three directions of left-right, front-back, and up-down to the container, collecting graphenes in which the flat surfaces of the graphenes are overlapped with each other through methanol formed on the bottom surface of the container as the shape of the bottom surface, raising the temperature of the container to the boiling point of the methanol to vaporize the methanol, collecting graphene, evenly compressing the plane above the group of graphene, generating frictional heat at a portion where the flat planes of the graphene overlap each other, and the flat planes of the graphene are joined by the frictional heat, forming a graphene junction in which the flat surfaces are overlapped and joined is formed on the bottom surface of the container as the shape of the bottom surface, repeatedly applying vibrations, preparing a methanol dispersion by dispersing the metal compound that precipitates a metal having a refractive index of 0.4-2.4 in a molecular state and dissolving or mixing in the methanol, adding an organic compound having a viscosity higher than that of methanol, a melting point of 20 degrees C, and a boiling point lower than the thermal decomposition temperature of the metal compound to the methanol dispersion, applying or printing the solution on the surface of the graphene joint, heat-treating the graphene joint to thermally decompose the metal compound, collecting metal fine particles having a characteristic (C1) in which the refractive index with respect to the wavelength of visible ray is 0.4-2.4, and metal fine particles having a characteristic (C2) of granular fine particles whose particle size is one order of magnitude smaller than the wavelength of visible light deposited on the surface of the graphene bond to which the mixed solution is applied or printed, and the metal fine particles are metal-bonded at a portion where the metal fine particles are in contact with each other, and a collection of the metal-bonded metal fine particles is formed on the surface of the graphene junction to which the mixed solution is applied or printed, uniformly compressing the upper plane of the graphene junction to plastically deform the collection of the metal-bonded metal fine particles, and the portion where the collection of the plastically deformed metal fine particles comes into contact with the surface of the graphene junction, generating frictional heat to collect the plastically deformed metal fine particles to be bonded to the surface of the graphene bonded component, and collecting metal-bonded metal fine particles bonded to the surface of a graphene junction composed of a collection of graphene obtained by joining the flat surfaces on which the flat surfaces of graphene overlap each other.