NONAQUEOUS ELECTROLYTE POWER STORAGE DEVICE, AND PRODUCTION METHOD THEREOF

• Main Authors: YAMAKAJI MASAKI, IKEDA TAKUO
• Format: Patent
• Language: English; Japanese
• Published: 26.07.2022
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

To provide a nonaqueous electrolyte power storage device which can suppress the occurrence of a short circuit accompanying the repetition of charge and discharge operations even in the case of a negative electrode having lithium metal.SOLUTION: A nonaqueous electrolyte power storage device 1 comprises: a negative electrode having lithium metal; a separator having a layer containing inorganic particles; and a nonaqueous electrolyte including an ionic liquid.SELECTED DRAWING: Figure 1 【課題】負極が金属リチウムを有する場合において、充放電の繰り返しに伴う短絡の発生が抑制された非水電解質蓄電素子を提供する。【解決手段】金属リチウムを有する負極と、無機粒子を含む層を有するセパレータと、イオン液体を含む非水電解質とを備える、非水電解質蓄電素子１である。【選択図】図１