▎ 摘　　要

NOVELTY - A graphene sheet water dispersion has water-soluble compound, graphene sheet, and aqueous solvent which has a 9,9-bis(substituted aryl) fluorene structure. USE - Graphene sheet water dispersion for graphene containing structure (claimed) used in transparent electrodes and nano composites. ADVANTAGE - The process is low cost, and graphene sheet concentration is high. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for: (1) manufacturing method of graphene sheet water dispersion which involves preparing oxidized graphene water dispersion consisting of water-soluble compound, oxidized graphene, and aqueous solvent with 9,9-bis(substituted aryl) fluorene structure, and reduction processing; (2) oxidized graphene water dispersion comprising water-soluble compound, oxidized graphene, and aqueous solvent with 9,9-bis(substituted aryl) fluorene structure; (3) graphene containing structure comprising dried material of graphene sheet water dispersion; and (4) water dispersion comprising water-soluble compound with 9,9-bis(substituted aryl) fluorene structure, carbon material consisting of carbon fiber, activated carbon, carbon black, graphite, glassy carbon, carbon micro coils, fullerene, and/or biomass type carbon material, and aqueous solvent.