▎ 摘　　要

NOVELTY - Preparing polyanion sodium ion battery electrode, comprises preparing precursor, adding graphene oxide or modified graphene into precursor, preparing polyanionic compounds, and preparing polyanion sodium ion battery electrode. USE - The method is useful for preparing polyanion sodium ion battery electrode. ADVANTAGE - The method enables to prepare polyanion sodium ion battery electrode, which has excellent ionic conductivity, electron conductivity and conductivity. The polyanionic polymer containing zirconium-aluminum has excellent dynamics performance. The ratio and long cycle performance of the poly anionic polymer is improved to prolong the cycle life of the material, and has improved specific surface area and ionic high speed channel, and improved sodium storage performance of poly anion compound. The method is simple and cost-effective, and provides electrode with excellent performance and stability. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a polyanion sodium ion battery electrode.