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公开(公告)号：US09748565B2
公开(公告)日：2017-08-29
申请号：US13702974
申请日：2012-03-09
CPC分类号： H01M4/485 , H01M4/131 , H01M4/36 , H01M4/38 , H01M4/382 , H01M4/405 , H01M4/505 , H01M4/525 , H01M4/62
摘要： A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode, a non-aqueous electrolyte, and a separator, wherein the positive electrode includes a positive electrode current collector and a positive electrode material mixture layer formed on one or both sides of the positive electrode current collector, the positive electrode material mixture layer has a thickness greater than 80 μm per side of the positive electrode current collector, the positive electrode material mixture layer includes a positive electrode active material, the positive electrode active material is composed of secondary particles formed by aggregation of primary particles, the secondary particles have an average particle size of 6 μm or less, and, when diffraction-line integrated intensities of the (003) plane and the (104) plane in an X-ray diffraction chart of the positive electrode material mixture layer are I003 and I104, respectively, the ratio I003/I104 of the integrated intensities is 1.1 or more.
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公开(公告)号：US20130236780A1
公开(公告)日：2013-09-12
申请号：US13702974
申请日：2012-03-09
CPC分类号： H01M4/485 , H01M4/131 , H01M4/36 , H01M4/38 , H01M4/382 , H01M4/405 , H01M4/505 , H01M4/525 , H01M4/62
摘要： A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode, a non-aqueous electrolyte, and a separator, wherein the positive electrode includes a positive electrode current collector and a positive electrode material mixture layer formed on one or both sides of the positive electrode current collector, the positive electrode material mixture layer has a thickness greater than 80 μm per side of the positive electrode current collector, the positive electrode material mixture layer includes a positive electrode active material, the positive electrode active material is composed of secondary particles formed by aggregation of primary particles, the secondary particles have an average particle size of 6 μm or less, and, when diffraction-line integrated intensities of the (003) plane and the (104) plane in an X-ray diffraction chart of the positive electrode material mixture layer are I003 and I104, respectively, the ratio I003/I104 of the integrated intensities is 1.1 or more.
摘要翻译： 1.一种非水电解质二次电池，包括正极，负极，非水电解质和隔膜，其中所述正极包括正极集电体和正极材料混合层，所述正极集电体和 正极集电体，正极复合层的正极集电体的每侧的厚度大于80μm，正极复合层包含正极活性物质，正极活性物质由二次 二次粒子的平均粒径为6μm以下，X射线衍射图中的（003）面和（104）面的衍射线积分强度为 正极合剂层分别为I003和I104，I003 / I104的比例为1 强度为1.1以上。
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