PROBLEM TO BE SOLVED: To provide a battery, a battery pack, a unit of electronic equipment, an electric motor vehicle, a power storage device and a power system which enables the enhancement in high-temperature cycle characteristic.SOLUTION: A battery comprises: an electrode group including a positive electrode 21 and a negative electrode 22; and an electrolyte including an electrolytic solution. The electrode group includes an insulative layer having an insulative material. The electrolytic solution includes: a nonaqueous solvent containing 5 mass% or more of propylene carbonate; and an additive agent including at least one kind of a metal salt expressed by the formula (1), which makes a cyclic amide having a sulfonic acid group an anion, and a cyclic amide compound having a sulfonic acid group, which is composed of the compound with H or a substituent group bonded to the part of the anion.SELECTED DRAWING: Figure 1

    【課題】高温サイクル特性を向上可能な電池、電池パック、電子機器、電動車両、蓄電装置及び電力システムの提供。【解決手段】正極21及び負極22を含む電極群と電解液を含む電解質とを備え、電極群は、絶縁性材料を有する絶縁層を含み、電解液は、プロピレンカーボネートを5質量%以上含有する非水溶媒と、式(1)で表されるスルホン酸基を有する環状アミドをアニオンとする金属塩又は前記化合物のアニオン部にH又は置換基が結合したスルホン酸基を有する環状アミド化合物の1種以上からなる添加剤とを含む電池。【選択図】図1


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    Titel :

    BATTERY, BATTERY PACK, ELECTRONIC EQUIPMENT, ELECTRIC MOTOR VEHICLE, POWER STORAGE DEVICE AND POWER SYSTEM


    Weitere Titelangaben:

    電池、電池パック、電子機器、電動車両、蓄電装置および電力システム


    Beteiligte:
    KOTANI TORU (Autor:in) / KUBOTA TADAHIKO (Autor:in)

    Erscheinungsdatum :

    13.04.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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