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    • 5. 发明授权
    • Lithium secondary battery
    • 锂二次电池
    • US06428935B1
    • 2002-08-06
    • US09600065
    • 2000-08-24
    • Kazunori TakadaShigeo KondoRyoji Kanno
    • Kazunori TakadaShigeo KondoRyoji Kanno
    • H01M458
    • H01M10/052H01M4/13H01M4/582H01M4/583H01M10/0562
    • In a lithium secondary battery comprising a chargeable and dischargeable positive electrode, a chargeable and dischargeable negative electrode and an electrolyte, wherein at least one of the positive electrode and the negative electrode comprises a lithium-containing halide having a spinel structure or spinel analogous structure, the lithium-containing halide having a spinel structure or spinel analogous structure having a high ion bonding property is dissolved into an electrolyte obtained by dissolving a salt into an organic solvent. In the secondary battery of the present invention, since a lithium ion conductive inorganic solid electrolyte is used as an electrolyte, there can be obtained a chargeable and dischargeable lithium battery in which at least one of a positive electrode and a negative electrode comprises a lithium-containing halide having a spinel structure or a spinel analogous structure.
    • 在包含可充电和可放电的正电极,可充电和可放电负极和电解质的锂二次电池中,其中正极和负极中的至少一个包括具有尖晶石结构或尖晶石类似结构的含锂卤化物, 将具有高离子键合性的尖晶石结构或尖晶石类似结构的含锂卤化物溶解在通过将盐溶解在有机溶剂中而获得的电解质中。 在本发明的二次电池中,由于使用锂离子传导性无机固体电解质作为电解质,所以可以获得可充放电的锂电池,其中正极和负极中的至少一个包括锂 - 含有尖晶石结构或尖晶石类似结构的卤化物。
    • 8. 发明申请
    • LITHIUM MANGANESE COMPOSITE OXIDE
    • 锰酸锰复合氧化物
    • US20080206644A1
    • 2008-08-28
    • US11843927
    • 2007-08-23
    • Ryoji KannoMakoto YoshiokaYoshihiro Kawakami
    • Ryoji KannoMakoto YoshiokaYoshihiro Kawakami
    • H01M4/50
    • H01M4/505C01G45/1264C01P2002/54C01P2002/72C01P2006/40H01M4/131H01M4/485H01M10/052
    • To provide a lithium manganese composite oxide capable of improving the initial discharge capacity of secondary batteries by removing more Li ions than the conventional lithium manganese composite oxide does when used in the positive electrode used for secondary batteries. A lithium manganese composite oxide having a Li2MnO3 type crystal structure, wherein a part of Li and/or Mn in a lithium manganese oxide represented by a formula Li2MnO3 is substituted by one or more doping elements M selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Si, Ge, Sn, P, Sb and Bi. The above-described lithium manganese composite oxide, wherein the doping elements are P and/or Si. A positive electrode used for nonaqueous electrolyte secondary batteries, comprising the above-described lithium manganese composite oxide. A nonaqueous electrolyte secondary battery comprising the above-described positive electrode used for nonaqueous electrolyte secondary batteries.
    • 为了提供一种能够提高二次电池的初始放电容量的锂锰复合氧化物,其比当前用于二次电池的正极中常用的锂锰复合氧化物除去更多的Li离子。 一种具有Li 2 Mn 3 O 3·型晶体结构的锂锰复合氧化物,其中由式Li 2 MnO 3 3被选自Ti,Zr,Hf,V,Nb,Ta,Si,Ge,Sn,P中的一种或多种掺杂元素M所取代, Sb和Bi。 上述锂锰复合氧化物,其中掺杂元素是P和/或Si。 用于非水电解质二次电池的正极,其包含上述锂锰复合氧化物。 一种非水电解质二次电池,其包含上述用于非水电解质二次电池的正极。