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    • 1. 发明授权
    • Process for producing rechargeable electrochemical device
    • 生产可充电电化学装置的方法
    • US4658498A
    • 1987-04-21
    • US681848
    • 1984-12-04
    • Junichi YamauraYoshinori ToyoguchiTooru MatsuiTakashi Iijima
    • Junichi YamauraYoshinori ToyoguchiTooru MatsuiTakashi Iijima
    • H01M4/40H01M4/66H01M10/05H01M10/0585H01M6/00H01M6/14
    • H01M10/05H01M4/40H01M4/66Y10T29/49108
    • An alloy capable of reversibly absorbing and desorbing lithium ions in a non-aqueous electrolyte containing lithium ions on charging and discharging has excellent applicability to anode for rechargeable electrochemical devices. However, such alloy, when absorbed with lithium, loses its flexibility, so that when it is incorporated in a device in a charged state, it is subject to trouble such as cracking and can not display its properties. This invention adopts a method in which anode alloy is combined with lithium by connecting them so as to be electronically conductive to each other and this combination is fitted into the device, and then the electrolyte is supplied into the device to have lithium absorbed in anode alloy in the device. According to this method, cracking of cathode can be prevented.
    • PCT No.PCT / JP84 / 00171 Sec。 371日期1984年12月4日第 102(e)日期1984年12月4日PCT提交1984年4月5日PCT公布。 WO94 / 04001 PCT出版物 日期:1984年10月11日。在充电和放电的含有锂离子的非水电解质中能够可逆吸收和解吸锂离子的合金对于可再充电电化学装置的阳极具有极好的适用性。 然而,当用锂吸收时,这种合金失去其柔性,使得当其以带电状态并入设备时,其遭受诸如破裂的故障,并且不能显示其性能。 本发明采用一种方法,其中将阳极合金与锂组合以使其彼此电子导电,并将该组合装配到装置中,然后将电解质供应到装置中以将锂吸收在阳极合金中 在设备中。 根据该方法,可以防止阴极开裂。
    • 2. 发明授权
    • Rechargeable electrochemical apparatus and negative electrode thereof
    • 可充电电化学装置及其负极
    • US4851309A
    • 1989-07-25
    • US935169
    • 1986-11-24
    • Yoshinori ToyoguchiJunichi YamauraTooru MatsuiTakashi Iijima
    • Yoshinori ToyoguchiJunichi YamauraTooru MatsuiTakashi Iijima
    • H01M4/02H01M4/40H01M4/66H01M10/36
    • H01M4/13H01M10/36H01M4/40H01M4/661
    • A rechargeable negative electrode for an electrochemical apparatus using nonaqueous electrolytes, said electrode comprising an alloy comprising (1) at least one metal selected from the group consisting of Sn, Pn, In and Bi and (2) Zn or Zn and Cd, as well as a rechargeable electrochemical apparatus comprising a combination of said negative electrode with a positive electrode having reversibility in charging and discharging. The above-mentioned negative electrode reversibly absorbs and desorbs alkali metal ions, as the result of charge and discharge, in nonaqueous electrolyte containing alkali metal ions. It undergoes no pulverization even after repeated charge and discharge, and maintains its shape stably, so that it has a long charge-and-discharge cycle life. Further, since it can absorb a large quantity of alkali metal per unit volume, it is of high energy density.
    • PCT No.PCT / JP84 / 00088 Sec。 371日期1984年11月5日 102(e)日期1984年11月5日PCT提交1984年3月6日PCT公布。 出版物WO84 / 03591 日本9月13日,1984年。一种用于使用非水电解质的电化学装置的可再充电负极,所述电极包括合金,其包含(1)选自Sn,Pn,In和Bi中的至少一种金属和(2)Zn 或Zn和Cd,以及可充电电化学装置,其包括所述负极与正电极的组合,其具有充电和放电的可逆性。 在含有碱金属离子的非水电解质中,上述负极作为充放电的结果可逆地吸收和解吸碱金属离子。 即使重复进行充放电,也不会发生粉碎,并且保持其形状稳定,因此其充放电循环寿命长。 此外,由于每单位体积吸收大量碱金属,所以能量密度高。
    • 4. 发明授权
    • Rechargeable electrochemical apparatus
    • 可充电电化学仪器
    • US4683182A
    • 1987-07-28
    • US873093
    • 1986-06-04
    • Toyoguchi YoshinoriJunichi YamauraTooru MatsuiTakashi Iijima
    • Toyoguchi YoshinoriJunichi YamauraTooru MatsuiTakashi Iijima
    • H01M4/40H01M4/66H01M10/36H01M4/44
    • H01M4/661H01M10/36H01M4/40
    • The present invention relates to a rechargeable negative electrode for an electrochemical apparatus using nonaqueous electrolyte, said electrode comprising an alloy comprising Cd and at least one metal selected from the group consisting of Sn, Pb, In and Bi, as well as to a rechargeable electrochemical apparatus comprising a combination of said negative electrode with a positive electrode having reversibility in charge and discharge.The above-mentioned negative electrode reversibly absorbs and desorbs alkali metal ions, as the result of charge and discharge, in nonaqueous electrolyte containing alkali metal ions. It undergoes no pulverization even after repeated charge and discharge and maintains its shape stably, so that it has a long chargeand-discharge life. Further, since it can absorb a large quantity of alkali metal per unit volume, it is of high energy density.
    • PCT No.PCT / JP84 / 00086 Sec。 371日期1984年11月5日 102(e)日期1984年11月5日PCT提交1984年3月6日PCT公布。 公开号WO84 / 03590 日期:1984年9月13日。本发明涉及一种使用非水电解质的电化学装置的可再充电负极,所述电极包括含有Cd和选自Sn,Pb,In和Bi中的至少一种金属的合金, 以及包括所述负极与正电极的组合的可再充电电化学装置,其具有充电和放电的可逆性。 在含有碱金属离子的非水电解质中,上述负极作为充放电的结果可逆地吸收和解吸碱金属离子。 即使在重复充放电之后也不会发生粉碎,并且其形状稳定,从而具有长的充放电寿命。 此外,由于每单位体积吸收大量碱金属,所以能量密度高。