ELECTRODE ACTIVE MATERIAL FOR POWER STORAGE DEVICE, POWER STORAGE DEVICE, AND ELCTRONIC AND TRANSPORT DEVICES
申请人:Hojo Nobuhiko
公开号:US20100196758A1
公开(公告)日:2010-08-05
An electrode active material for a power storage device of the invention includes a ketone compound that includes a ring structure in a molecule, the ring structure being a five-membered or seven-membered ring composed of atoms at least three adjacent ones of which are each bonded to a ketone group. The electrode active material for a power storage device of the invention has a high weight-energy density and good reversibility of oxidation-reduction reaction. The use of the electrode active material for a power storage device of the invention can provide a power storage device having a high capacity, a high voltage, and good charge/discharge cycle characteristics.
该发明的电源存储设备用电极活性材料包括一种在分子中包含环结构的酮化合物,该环结构是由至少三个相邻原子组成的五元环或七元环,每个原子与一个酮基团结合。该发明的电源存储设备用电极活性材料具有高重量能量密度和氧化还原反应良好的可逆性。使用该发明的电源存储设备用电极活性材料可以提供具有高容量、高电压和良好充放电循环特性的电源存储设备。