Positive electrode active matter and secondary battery using this
    4.
    发明授权
    Positive electrode active matter and secondary battery using this 有权
    使用这种正极活性物质和二次电池

    公开(公告)号:US07374841B2

    公开(公告)日:2008-05-20

    申请号:US10470505

    申请日:2002-12-05

    IPC分类号: H01M4/58 C01D1/02

    摘要: A cathode active material includes: (a) first oxide including (1) lithium (Li), nickel (Ni) and manganese, (2) a first element MI selected from Group 2 to Group 14 elements, and (3) oxygen; (b) a second oxide including (1) lithium, (2) a second element MII including nickel and cobalt, (3) manganese, (4) a third element including at least one of the elements of Group 2 to Group 14 elements, except for nickel, cobalt and manganese, and (5) oxygen.

    摘要翻译: 阴极活性物质包括:(a)包含(1)锂(Li),镍(Ni)和锰的第一氧化物,(2)选自组2至组14元素的第一元素MI和(3)氧; (b)包含(1)锂的第二氧化物,(2)包含镍和钴的第二元素MII,(3)锰,(4)包含第2族至第14族元素的至少一种元素的第三元素, 除了镍,钴和锰,和(5)氧。

    Positive electrode active matter and secondary battery using this
    5.
    发明授权
    Positive electrode active matter and secondary battery using this 有权
    使用这种正极活性物质和二次电池

    公开(公告)号:US07951490B2

    公开(公告)日:2011-05-31

    申请号:US11872609

    申请日:2007-10-15

    IPC分类号: H01M4/58 H01M4/00

    摘要: A secondary battery both having a cathode and an anode with a separator in between. The cathode comprises a stable complex oxide LixNi1-y-zMnyMIzO2 and a highly conductive complex oxide LisMIIl-t-uMntMIIIuO2. Each of MI and MIII includes at least one kind selected from the group consisting of elements in Group 2 through Group 14, and MII includes at least one kind selected from the group consisting of Ni and Co, and the values of x, y, z, s, t and u are within a range of 0.9≦x≦1.1, 0.25≦y≦0.45, 0.01≦z≦0.30, 0.9≦s≦1.1, 0.05≦t≦0.20, and 0.01≦u≦0.10, respectively.

    摘要翻译: 二次电池具有阴极和阳极以及隔膜之间。 阴极包括稳定的复合氧化物LixNi1-y-zMnyMIzO2和高导电性复合氧化物LisMII-t-uMntMIIIuO2。 MI和MIII中的每一个包括选自组2至组14中的元素中的至少一种,MII包括选自Ni和Co中的至少一种,x,y,z的值 s,t和u在0.9和n1E的范围内; x和nlE; 1.1,0.25≦̸ y≦̸ 0.45,0.01和nlE; z和nlE; 0.30,0.9和nlE; s和nlE; 1.1,0.05& u≦̸ 0.10。

    Cathode active material and non-aqueous electrolyte secondary battery
    6.
    发明授权
    Cathode active material and non-aqueous electrolyte secondary battery 有权
    阴极活性物质和非水电解质二次电池

    公开(公告)号:US07214449B2

    公开(公告)日:2007-05-08

    申请号:US11132859

    申请日:2005-05-18

    IPC分类号: H01M6/00

    摘要: A cathode active material and non-aqueous electrolyte secondary battery. The non-aqueous electrolyte secondary battery includes a positive electrode and a negative electrode which are electrochemically doped and dedoped with lithium; and an electrolyte disposed between the positive electrode and the negative electrode. The positive electrode contains a cathode active material including a mixture of: a first cathode active material represented by a general formula: LitCoMsO2 where M represents a metal, 0≦s≦0.03, and 0.05≦t≦1.15; and a second cathode active material represented by a general formula: LixNi(1-y-z)CoyMnzAaO2 where A represents a metal, 0.05≦x≦1.15, 0.15≦y+z≦0.70, 0.05≦z≦0.40, and 0≦a≦0.10.

    摘要翻译: 正极活性物质和非水电解质二次电池。 非水电解质二次电池包括电化学掺杂并脱锂的正极和负极; 以及设置在正极和负极之间的电解质。 正极含有阴极活性物质,该阴极活性物质包含以下通式的混合物:由以下通式表示的第一阴极活性物质:Li >其中M表示金属,0 <= s <= 0.03,而0.05 <= t <= 1.15; 和由以下通式表示的第二阴极活性材料:Li x Ni(1-yz)Mn x Mn z 其中A表示金属,0.05 <= x <= 1.15,0.15 <= y + z <= 0.70,0.05 <= z < 0.40,0 <= a <= 0.10。

    POSITIVE ELECTRODE ACTIVE MATTER AND SECONDARY BATTERY USING THIS
    8.
    发明申请
    POSITIVE ELECTRODE ACTIVE MATTER AND SECONDARY BATTERY USING THIS 有权
    正电极活性物质和二次电池使用此

    公开(公告)号:US20080090151A1

    公开(公告)日:2008-04-17

    申请号:US11872609

    申请日:2007-10-15

    IPC分类号: H01M4/58

    摘要: Provided are a cathode active material and a secondary battery both having a higher capacity and superior cycle characteristics and capable of obtaining a sufficient discharge capacity during large current discharge. A cathode (21) and an anode (22) with a separator (23) in between are spirally wound. The cathode (21) comprises a highly stable complex oxide LixNi1-y-zMnyMIzO2 and a highly conductive complex oxide Li8MII1-t-uMntMIIIuO2. Each of MI and MIII includes at least one kind selected from the group consisting of elements in Group 2 through Group 14, and MII includes at least one kind selected from the group consisting of Ni and Co, and the values of x, y, z, s, t and u are within a range of 0.9≦x

    摘要翻译: 提供具有较高容量和优异的循环特性并能够在大电流放电期间获得足够的放电容量的正极活性材料和二次电池。 具有隔膜(23)的阴极(21)和阳极(22)螺旋卷绕。 阴极(21)包括高度稳定的复合氧化物Li x Ni 1-y z Mn x Si z O 2和高导电性复合氧化物Li 3 MII 1-tu Mn 3 M 3 N 2 O 3 / 2&gt; 2&lt; 2&gt;。 MI和MIII中的每一个包括选自组2至组14中的元素中的至少一种,MII包括选自Ni和Co中的至少一种,x,y,z的值 ,s,t和u在0.9 <= x <1.1,0.25 <= y <=0.45,0.01≤z≤0.30,0.9≤s≤1.1,0.05≤t≤0.20的范围内,以及 0.01 <= u <= 0.10。 其中不同元素的取代量较大的高度稳定的复合氧化物和不同元素的取代量较小的高导电性复合氧化物混合,因此在大电流下具有优异的循环特性和足够的放电容量 可以实现放电。