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    Nonaqueous electrolytic solution containing ketone compound and lithium secondary battery
    51.
    发明授权
    Nonaqueous electrolytic solution containing ketone compound and lithium secondary battery 失效
    含有酮化合物和锂二次电池的非水电解液

    公开(公告)号：US07550233B2

    公开(公告)日：2009-06-23

    申请号：US10472202

    申请日：2002-03-22

    申请人： Koji Abe ,  Motoki Yuguchi ,  Yasuo Matsumori ,  Kazuhiro Miyoshi

    发明人： Koji Abe ,  Motoki Yuguchi ,  Yasuo Matsumori ,  Kazuhiro Miyoshi

    IPC分类号： H01M6/16

    CPC分类号： H01M10/0567 ,  H01M2/0222 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/4235 ,  H01M2300/0037 ,  H01M2300/004

    摘要： A non-aqueous electrolytic solution containing a ketone compound having the formula (I): in which each of R1 and R2 is linear or branched alkyl; and each of R3, R4, R5 and R6 is hydrogen or linear or branched alkyl; however, R1 and R4 can be combined to form a cycloalkanone ring in conjunction with a propanone skeleton to which R1 and R4 are connected, and two or more of alkyl of R2, alkyl of R5, a branched chain of alkyl of R1, and a branched chain of alkyl of R4 can be combined to form a cycloalkane ring, or alkyl of R1 and alkyl of R2 and/or alkyl of R4 and alkyl of R5 can be combined to each other to form a cycloalkane ring, is favorably employed for manufacturing a lithium secondary battery that is excellent in the battery performances and cycle performance.

    摘要翻译： 含有具有式（I）的酮化合物的非水电解液：其中R1和R2各自为直链或支链烷基; R3，R4，R5和R6各自为氢或直链或支链烷基; 然而，R1和R4可以与R1和R4连接的丙酮骨架结合形成环烷酮环，R2和R2的烷基，R5的烷基，R1的烷基支链和 可以将R4的烷基的支链结合形成环烷烃环，或者R 1的烷基和R 2的烷基和/或R 4的烷基和/或R 5的烷基可以相互结合形成环烷烃环，有利地用于制造 具有优异的电池性能和循环性能的锂二次电池。

    Lithium secondary cell and its nonaqueous electrolyte
    53.
    发明申请
    Lithium secondary cell and its nonaqueous electrolyte 有权
    锂二次电池及其非水电解质

    公开(公告)号：US20060246356A1

    公开(公告)日：2006-11-02

    申请号：US10567902

    申请日：2004-08-09

    申请人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

    发明人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

    IPC分类号： H01M10/40 ,  H01M4/58 ,  H01M4/48

    CPC分类号： H01M6/16 ,  H01M4/131 ,  H01M4/133 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569

    摘要： The invention provides a lithium secondary battery which is excellent in long-term cycle property and in battery characteristics, such as electric capacity and storage property, and a nonaqueous electrolytic solution usable for such a lithium secondary battery. The present invention relates to a lithium secondary battery including a positive electrode, a negative electrode, and a nonaqueous electrolytic solution containing an electrolyte salt dissolved in a nonaqueous solvent, characterized in that the positive electrode is made of a material including a lithium compound oxide, in that the negative electrode is made of a material including graphite, and in that the nonaqueous electrolytic solution contains dialkyl oxalate and further contains vinylene carbonate and/or 1,3-propanesultone, and a nonaqueous electrolytic solution for use in such a battery.

    摘要翻译： 本发明提供一种锂电池，该锂二次电池具有优异的长期循环性能和电容特性以及蓄电性等电池特性，以及可用于这种锂二次电池的非水电解液。 本发明涉及一种锂二次电池，其包括正极，负极和含有溶解在非水溶剂中的电解质盐的非水电解液，其特征在于，所述正极由包含锂复合氧化物的材料制成， 由于负极由包括石墨的材料制成，并且非水电解液含有草酸二烷基酯，还含有碳酸亚乙烯酯和/或1,3-丙磺酸内酯，以及用于这种电池的非水电解液。