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    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery
    2.
    发明授权
    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery 有权
    非水电解质和非水电解质二次电池

    公开(公告)号：US06794089B2

    公开(公告)日：2004-09-21

    申请号：US09985369

    申请日：2001-11-02

    申请人： Masahiro Sekino ,  Masashi Fujiwara ,  Asako Satoh ,  Jun Momma ,  Masayuki Oguchi ,  Makoto Kato ,  Hiroyuki Hasebe

    发明人： Masahiro Sekino ,  Masashi Fujiwara ,  Asako Satoh ,  Jun Momma ,  Masayuki Oguchi ,  Makoto Kato ,  Hiroyuki Hasebe

    IPC分类号： H01M616

    CPC分类号： H01M10/0436 ,  H01M2/0207 ,  H01M2/0285 ,  H01M4/587 ,  H01M6/164 ,  H01M10/0525 ,  H01M10/0565 ,  H01M10/0569 ,  H01M2300/0037 ,  H01M2300/0042

    摘要： Disclosed is a nonaqueous electrolyte comprising a nonaqueous solvent which contains ethylene carbonate (EC), propylene carbonate (PC), &ggr;-butyrolactone (BL), and a fourth component, which is a solvent other than the EC, PC and BL, and the mixing ratio x (% by volume) of EC based on the total amount of the nonaqueous solvent falls within a range of between 15 and 50, the mixing ratio y (% by volume) of PC based on the total amount of the nonaqueous solvent falls within a range of between 2 and 35, the mixing ratio z (% by volume) of BL based on the total amount of the nonaqueous solvent falls within a range of between 30 and 85, and the mixing ratio p (% by volume) of the fourth component based on the total amount of the nonaqueous solvent is larger than 0 and is not larger than 5.

    摘要翻译： 公开了一种非水电解质，其包含含有碳酸亚乙酯（EC），碳酸丙烯酯（PC），γ-丁内酯（BL）和除了EC，PC和BL以外的溶剂的第四组分的非水溶剂， 基于非水溶剂的总量的EC的混合比x（体积％）在15〜50的范围内，PC的混合比y（体积％）相对于非水溶剂的总量的下降 在2〜35的范围内，基于非水溶剂的总量的BL的混合比z（体积％）在30〜85的范围内，混合比ρ（体积％）为 基于非水溶剂的总量的第四成分大于0且不大于5。

    NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
    3.
    发明申请
    NONAQUEOUS ELECTROLYTE SECONDARY BATTERY 有权
    非电解电解质二次电池

    公开(公告)号：US20080176143A1

    公开(公告)日：2008-07-24

    申请号：US11834451

    申请日：2007-08-06

    申请人： Shusuke INADA ,  Masahiro Sekino ,  Akira Yajima ,  Nao Shimura ,  Asako Satoh ,  Masayuki Oguchi ,  Hiroshi Kitayama

    发明人： Shusuke INADA ,  Masahiro Sekino ,  Akira Yajima ,  Nao Shimura ,  Asako Satoh ,  Masayuki Oguchi ,  Hiroshi Kitayama

    IPC分类号： H01M10/40

    CPC分类号： H01M2/266 ,  H01M4/131 ,  H01M10/052 ,  H01M10/0567 ,  H01M10/0569 ,  H01M10/0587 ,  H01M2006/106

    摘要： A nonaqueous electrolyte secondary battery includes an electrode group having a positive electrode and a negative electrode wound flatly by way of an interposed separator, a positive electrode tab electrically connected to the positive electrode, and projecting from a spiral winding surface of the electrode group, a negative electrode tab electrically connected to the negative electrode, and projecting from the spiral winding surface, and a nonaqueous electrolyte, wherein the nonaqueous solvent contains sultone compound including a ring having at least one double bond, and a distance between the positive electrode tab and the negative electrode tab is 6 mm to 18 mm.

    摘要翻译： 非水电解质二次电池包括具有正极和负极的电极组，所述正极和负极通过隔离件平坦地卷绕，正电极接线片与正极电连接并从电极组的螺旋绕组表面突出， 与负极电连接并从螺旋绕线表面突出的负电极接头和非水电解质，其中非水溶剂包含含有至少一个双键的环的磺内酯化合物，以及正电极接头和 负电极片为6mm至18mm。

    Nonaqueous electrolyte secondary battery
    4.
    发明申请
    Nonaqueous electrolyte secondary battery 有权
    非水电解质二次电池

    公开(公告)号：US20050221180A1

    公开(公告)日：2005-10-06

    申请号：US11121111

    申请日：2005-05-04

    申请人： Nao Shimura ,  Koshin Tanaka ,  Masahiro Sekino ,  Asako Satoh ,  Shusuke Inada ,  Akria Yajima ,  Masayuki Oguchi

    发明人： Nao Shimura ,  Koshin Tanaka ,  Masahiro Sekino ,  Asako Satoh ,  Shusuke Inada ,  Akria Yajima ,  Masayuki Oguchi

    IPC分类号： H01M4/02 ,  H01M4/131 ,  H01M4/52 ,  H01M4/525 ,  H01M10/0567

    CPC分类号： H01M4/525 ,  H01M4/131 ,  H01M10/0567 ,  H01M2004/021

    摘要： A nonaqueous electrolyte secondary battery includes a nonaqueous electrolyte and a positive electrode including an active material containing lithium composite oxide powder, the lithium composite oxide powder includes secondary particles, exhibits a peak intensity ratio satisfying the following formula (4), satisfies the following formula (5), and has a particle distribution wherein a particle diameter at a volumetric cumulative frequency of 90% (D90) falls within the range of 10 to 25 μm, and the nonaqueous electrolyte contains a sultone compound including a ring having at least one double bond; 2≦(I003/I104)

    摘要翻译： 非水电解质二次电池包括非水电解质和包含含有锂复合氧化物粉末的活性物质的正极，所述锂复合氧化物粉末包括二次粒子，表现出满足下式（4）的峰强度比，满足下式（ 5），并且具有体积累积频率为90％（D90）的粒径在10〜25μm的范围内的粒子分布，非水电解质含有包含具有至少一个双键的环的磺内酯化合物 ; <？in-line-formula description =“In-line Formulas”end =“lead”？> 2 <=（I 003 / I < ）<？in-line-formula description =“In-line Formulas”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> 0.95 <=（X α= 1.02（5）<？in-line-formula description =“In-line Formulas”end =“tail”？>

    Nonaqueous electrolyte secondary battery
    7.
    发明授权
    Nonaqueous electrolyte secondary battery 有权
    非水电解质二次电池

    公开(公告)号：US07455933B2

    公开(公告)日：2008-11-25

    申请号：US11121111

    申请日：2005-05-04

    申请人： Nao Shimura ,  Koshin Tanaka ,  Masahiro Sekino ,  Asako Satoh ,  Shusuke Inada ,  Akira Yajima ,  Masayuki Oguchi

    发明人： Nao Shimura ,  Koshin Tanaka ,  Masahiro Sekino ,  Asako Satoh ,  Shusuke Inada ,  Akira Yajima ,  Masayuki Oguchi

    IPC分类号： H01M4/58 ,  H01M4/00

    CPC分类号： H01M4/525 ,  H01M4/131 ,  H01M10/0567 ,  H01M2004/021

    摘要： A nonaqueous electrolyte secondary battery includes a nonaqueous electrolyte and a positive electrode including an active material containing lithium composite oxide powder, the lithium composite oxide powder includes secondary particles, exhibits a peak intensity ratio satisfying the following formula (4), satisfies the following formula (5), and has a particle distribution wherein a particle diameter at a volumetric cumulative frequency of 90% (D90) falls within the range of 10 to 25 m, and the nonaqueous electrolyte contains a sultone compound including a ring having at least one double bond; 2≦(I003/I104)

    摘要翻译： 非水电解质二次电池包括非水电解质和包含含有锂复合氧化物粉末的活性物质的正极，所述锂复合氧化物粉末包括二次粒子，表现出满足下式（4）的峰强度比，满足下式（ 5），并且具有体积累积频率为90％（D90）的粒径在10〜25μm的范围内的粒子分布，非水电解质含有包含具有至少一个双键的环的磺内酯化合物 ; <？in-line-formula description =“In-line Formulas”end =“lead”？> 2 <=（I 003 / I < ）<？in-line-formula description =“In-line Formulas”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> 0.95 <=（X <= 1.02。 （5）<？in-line-formula description =“In-line Formulas”end =“tail”？>

    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery
    9.
    发明授权
    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery 有权
    非水电解质和非水电解质二次电池

    公开(公告)号：US06861175B2

    公开(公告)日：2005-03-01

    申请号：US10026816

    申请日：2001-12-27

    申请人： Masahiro Sekino ,  Asako Satoh ,  Masashi Fujiwara ,  Hiroyuki Hasebe

    发明人： Masahiro Sekino ,  Asako Satoh ,  Masashi Fujiwara ,  Hiroyuki Hasebe

    IPC分类号： H01M2/02 ,  H01M6/16 ,  H01M6/40 ,  H01M10/04 ,  H01M10/0525 ,  H01M10/0565 ,  H01M10/0569 ,  H01M10/36 ,  H01M10/40

    CPC分类号： H01M6/164 ,  H01M6/40 ,  H01M10/0431 ,  H01M10/0525 ,  H01M10/0565 ,  H01M10/0569 ,  H01M2300/0025 ,  H01M2300/004

    摘要： Disclosed is a nonaqueous electrolyte secondary battery, comprising a nonaqueous electrolyte containing ethylene carbonate and γ-butyrolactone, wherein, when a charge-discharge cycle test satisfying conditions (A) to (D) given below is performed under an environment of 45° C., the capacity retention rate at 100-th charge-discharge cycle is at least 85% based on the discharge capacity in the first charge-discharge cycle, (A) for the charging, the constant current-constant voltage charging to 4.2V is performed for 3 hours under a current of 1C, (B) the discharging is performed to 3V under a current of 1C, (C) after the charging, the secondary battery is left to stand for 10 minutes, followed by performing the discharging, and (D) after the discharging, the secondary battery is left to stand for 10 minutes, followed by performing the charging.

    摘要翻译： 公开了一种非水电解质二次电池，其包含含有碳酸亚乙酯和γ-丁内酯的非水电解质，其中当在45℃的环境下进行满足以下给出的条件（A）至（D）的充放电循环试验时） ，基于第一充放电循环中的放电容量，（100）充电 - 放电循环的容量保持率为至少85％，充电时的（A），进行4.2V的恒定电流恒定电压充电 在1C的电流下3小时，（B）在1C的电流下进行3V的放电，（C）充电后，将二次电池静置10分钟，然后进行放电，（ D）放电后，将二次电池放置10分钟，然后进行充电。

    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery
    10.
    发明授权
    Nonaqueous electrolyte and nonaqueous electrolyte secondary battery 失效
    非水电解质和非水电解质二次电池

    公开(公告)号：US06787269B2

    公开(公告)日：2004-09-07

    申请号：US09961138

    申请日：2001-09-24

    申请人： Masahiro Sekino ,  Asako Satoh ,  Masashi Fujiwara ,  Hiroyuki Hasebe

    发明人： Masahiro Sekino ,  Asako Satoh ,  Masashi Fujiwara ,  Hiroyuki Hasebe

    IPC分类号： H01M1040

    CPC分类号： H01M10/0569 ,  H01M6/40 ,  H01M10/0525 ,  H01M10/44 ,  H01M2300/004

    摘要： Disclosed is a nonaqueous electrolyte secondary battery, comprising a nonaqueous electrolyte containing ethylene carbonate and &ggr;-butyrolactone, wherein, when a charge-discharge cycle test satisfying conditions (A) to (D) given below is performed under an environment of 45° C., the capacity retention rate at 100-th charge-discharge cycle is at least 85% based on the discharge capacity in the first charge-discharge cycle, (A) for the charging, the constant current-constant voltage charging to 4.2V is performed for 3 hours under a current of 1C, (B) the discharging is performed to 3V under a current of 1C, (C) after the charging, the secondary battery is left to stand for 10 minutes, followed by performing the discharging, and (D) after the discharging, the secondary battery is left to stand for 10 minutes, followed by performing the charging.

    摘要翻译： 公开了一种非水电解质二次电池，其包含含有碳酸亚乙酯和γ-丁内酯的非水电解质，其中当在45℃的环境下进行满足以下给出的条件（A）至（D）的充放电循环试验时） ，基于第一充放电循环中的放电容量，（100）充电 - 放电循环的容量保持率为至少85％，充电时的（A），进行4.2V的恒定电流恒定电压充电 在1C的电流下3小时，（B）在1C的电流下进行3V的放电，（C）充电后，将二次电池静置10分钟，然后进行放电，（ D）放电后，将二次电池放置10分钟，然后进行充电。