▎ 摘　　要

NOVELTY - A sea urchin nano titanium-tin oxide/graphene three-dimensional composite material comprises 89.97-95.98 %mass titanium-tin oxide compound and graphene. USE - Sea urchin nano titanium-tin oxide/graphene three-dimensional composite material (claimed). ADVANTAGE - The sea urchin nano titanium-tin oxide/graphene three-dimensional composite material has excellent energy-saving effect, effectively improved charging and discharging capacity, cycle life and rate performance, and is prepared by simple, economical and environmentally-friendly process. DETAILED DESCRIPTION - A sea urchin nano titanium-tin oxide/graphene three-dimensional composite material comprises 89.97-95.98 %mass titanium-tin oxide compound of formula: TixSn1-xO2 and graphene. An INDEPENDENT CLAIM is included for preparation method of sea urchin nano titanium-tin oxide/graphene three-dimensional composite material.