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1.发明授权公开(公告)号：US09318745B2
公开(公告)日：2016-04-19
申请号：US13885486
申请日：2011-11-28
IPC分类号： H01M4/62 , H01M4/131 , H01M10/052 , H01M4/02 , H01M10/42
CPC分类号： H01M4/625 , H01M4/131 , H01M4/626 , H01M10/052 , H01M10/4235 , H01M2004/028
摘要： To provide a conductive agent for a nonaqueous electrolyte secondary battery and the like, in which oxidative decomposition reaction of an electrolyte is sufficiently suppressed during charging and discharging under high-temperature, high-voltage conditions and thus the cycle characteristics under these conditions are improved.A conductive agent main body composed of carbon and a compound attached to a surface of the conductive agent main body are contained. The average particle size of primary particles or secondary particles of the conductive agent main body is larger than the average particle size of the compound and the compound contains at least one metal element selected from the group consisting of aluminum, zirconium, magnesium, and a rare earth element.
摘要翻译： 为了提供一种非水电解质二次电池等导电剂，其中在高温高压条件下充放电过程中电解液的氧化分解反应得到充分的抑制，从而提高了这些条件下的循环特性。 包含由导电剂主体的表面附着的碳和化合物构成的导电剂主体。 导电剂主体的一次粒子或二次粒子的平均粒径大于化合物的平均粒径，化合物含有选自铝，锆，镁和稀有金属中的至少一种金属元素 地球元素
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2.发明授权Positive electrode active material for nonaqueous electrolyte secondary battery, method for making the same, positive electrode including the same, and battery including the positive electrode 有权非水电解质二次电池用正极活性物质，其制造方法，含有该正极的正极活性物质，以及含有该正极的电池公开(公告)号：US09246169B2
公开(公告)日：2016-01-26
申请号：US13169622
申请日：2011-06-27
IPC分类号： H01M4/505 , H01M4/36 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0567
CPC分类号： H01M4/505 , H01M4/366 , H01M4/525 , H01M4/62 , H01M10/052 , H01M10/0567 , Y02E60/122
摘要： A positive electrode active material for a nonaqueous electrolyte secondary battery includes a positive electrode active material particle and a compound containing a rare earth element and a carbonate, the compound having a particle size of 1 to 100 nm and being adhered to a surface of the positive electrode active material particle. The ratio of the compound relative to the positive electrode active material particle is 0.005% to 0.4% by mass on a rare earth element basis. The positive electrode active material particle is composed of a lithium transition metal oxide having a layered structure.
摘要翻译： 非水电解质二次电池用正极活性物质包括正极活性物质粒子和含有稀土元素和碳酸酯的化合物，所述化合物的粒径为1〜100nm，并附着于阳性的表面 电极活性物质颗粒。 化合物相对于正极活性物质粒子的比例，相对于稀土元素为0.005〜0.4质量％。 正极活性物质粒子由具有层状结构的锂过渡金属氧化物构成。
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3.发明申请POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME, POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING POSITIVE ELECTRODE ACTIVE MATERIAL, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING POSITIVE ELECTRODE 审中-公开用于非电解电解质二次电池的正极电极活性材料及其制造方法，使用正极电极活性材料的非水电解质二次电池的正极和使用正极的非电解电解质二次电池公开(公告)号：US20140147740A1
公开(公告)日：2014-05-29
申请号：US14233339
申请日：2012-07-27
CPC分类号： H01M4/366 , B05D1/02 , C01G51/42 , C01G53/50 , C01G53/54 , C01P2002/54 , C01P2004/80 , H01M4/1315 , H01M4/13915 , H01M4/362 , H01M4/38 , H01M4/525 , H01M10/052 , Y02T10/7011
摘要： Provided is a positive electrode active material for a nonaqueous electrolyte secondary battery in which generation of gas resulting from a reaction between a lithium transition metal complex oxide and an electrolyte is suppressed even when the battery is stored at high temperature, thereby improving the reliability of the battery, suppressing deterioration of the lithium transition metal complex oxide, and suppressing the decrease in battery capacity. In the positive electrode active material, a compound containing zirconium and fluorine is attached to a surface of lithium cobaltate. This positive electrode active material can be produced by spraying a solution containing zirconium and fluorine onto lithium cobaltate while stirring lithium cobaltate.
摘要翻译： 本发明提供一种非水电解质二次电池用正极活性物质，其中即使电池在高温下储存，也能抑制由锂过渡金属络合物和电解质之间的反应产生的气体的产生，提高了可靠性 电池，抑制锂过渡金属复合氧化物的劣化，并且抑制电池容量的降低。 在正极活性物质中，将含有锆和氟的化合物附着在钴酸锂的表面。 该正极活性物质可以通过在搅拌钴酸锂的同时将含有锆和氟的溶液喷雾到钴酸锂上来制备。
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4.发明申请POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING THE POSITIVE ELECTRODE, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE POSITIVE ELECTRODE 审中-公开用于非电解电解质二次电池的正电极，用于制造正电极的方法和使用正电极的非电解电解质二次电池公开(公告)号：US20130337321A1
公开(公告)日：2013-12-19
申请号：US13981534
申请日：2011-12-27
CPC分类号： H01M4/13 , H01M4/0404 , H01M4/131 , H01M4/136 , H01M4/139 , H01M4/1391 , H01M4/1397 , H01M4/62 , H01M4/628 , H01M10/0525 , H01M10/0569 , H01M10/4235 , Y02T10/7011
摘要： An object of the present invention is to provide a positive electrode for a nonaqueous electrolyte secondary battery capable of significantly improving cycling characteristics while decreasing production cost, a method for producing the positive electrode, and a nonaqueous electrolyte secondary battery using the positive electrode. The positive electrode includes a positive-electrode current collector, and a positive-electrode mixture layer formed on at least one of the surfaces of the positive-electrode current collector, wherein the positive-electrode mixture layer contains a positive electrode active material, a binder, a conductive agent, and at least one compound selected from the compound group consisting of rare earth acetic acid compounds, rare earth nitric acid compounds, and rare earth sulfuric acid compounds.
摘要翻译： 本发明的目的是提供一种能够显着改善循环特性同时降低生产成本的非水电解质二次电池用正极，使用该正极的非水电解质二次电池的制造方法。 正极包括正极集电体和在正极集电体的至少一个表面上形成的正极混合层，其中正极复合层含有正极活性物质，粘合剂 ，导电剂和选自由稀土乙酸化合物，稀土硝酸化合物和稀土硫酸化合物组成的化合物组中的至少一种化合物。
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公开(公告)号：US09350043B2
公开(公告)日：2016-05-24
申请号：US12892066
申请日：2010-09-28
IPC分类号： H01M10/05 , H01M4/13 , H01M4/139 , H01M10/0569 , H01M4/02 , H01M10/052 , H01M4/36
CPC分类号： H01M10/0569 , H01M2/021 , H01M2/026 , H01M4/02 , H01M4/0404 , H01M4/13 , H01M4/131 , H01M4/133 , H01M4/134 , H01M4/139 , H01M4/1391 , H01M4/1393 , H01M4/366 , H01M4/386 , H01M4/525 , H01M4/587 , H01M4/622 , H01M4/623 , H01M4/625 , H01M4/661 , H01M10/05 , H01M10/052 , H01M10/0525 , H01M10/0568 , H01M10/0587 , H01M2004/021 , H01M2004/027 , H01M2004/028 , H01M2220/30 , H01M2300/0025 , H01M2300/0034 , H01M2300/0037 , H01M2300/004 , Y02E60/122
摘要： A nonaqueous electrolyte secondary battery is prevented from decreasing the remaining capacity and returned capacity at the time of continuous charge at high voltages and high temperatures. The battery has positive and negative electrodes, and a nonaqueous electrolytic solution containing ethylene carbonate and fluoroethylene carbonate as a solvent. The positive electrode contains a positive-electrode active material with the fine particles of a rare earth element compound deposited on its surface in a dispersed state.
摘要翻译： 防止非水电解质二次电池在高电压和高温下连续充电时的剩余容量和返回容量降低。 电池具有正极和负极，以及含有碳酸亚乙酯和氟代亚乙基碳酸酯作为溶剂的非水电解液。 正极含有在分散状态下在其表面上沉积有稀土元素化合物的微粒的正极活性物质。
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公开(公告)号：US20110076571A1
公开(公告)日：2011-03-31
申请号：US12892066
申请日：2010-09-28
IPC分类号： H01M10/056
CPC分类号： H01M10/0569 , H01M2/021 , H01M2/026 , H01M4/02 , H01M4/0404 , H01M4/13 , H01M4/131 , H01M4/133 , H01M4/134 , H01M4/139 , H01M4/1391 , H01M4/1393 , H01M4/366 , H01M4/386 , H01M4/525 , H01M4/587 , H01M4/622 , H01M4/623 , H01M4/625 , H01M4/661 , H01M10/05 , H01M10/052 , H01M10/0525 , H01M10/0568 , H01M10/0587 , H01M2004/021 , H01M2004/027 , H01M2004/028 , H01M2220/30 , H01M2300/0025 , H01M2300/0034 , H01M2300/0037 , H01M2300/004 , Y02E60/122
摘要： A nonaqueous electrolyte secondary battery is prevented from decreasing the remaining capacity and returned capacity at the time of continuous charge at high voltages and high temperatures. The battery has positive and negative electrodes, and a nonaqueous electrolytic solution containing ethylene carbonate and fluoroethylene carbonate as a solvent. The positive electrode contains a positive-electrode active material with the fine particles of a rare earth element compound deposited on its surface in a dispersed state.
摘要翻译： 防止非水电解质二次电池在高电压和高温下连续充电时的剩余容量和返回容量降低。 电池具有正极和负极，以及含有碳酸亚乙酯和氟代亚乙基碳酸酯作为溶剂的非水电解液。 正极含有在分散状态下在其表面上沉积有稀土元素化合物的微粒的正极活性物质。
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7.发明授权Nonaqueous electrolyte secondary battery and method for manufacturing nonaqueous electrolyte secondary battery 有权非水电解质二次电池及非水电解质二次电池的制造方法公开(公告)号：US09570740B2
公开(公告)日：2017-02-14
申请号：US12872125
申请日：2010-08-31
IPC分类号： H01M4/131 , H01M4/505 , H01M4/36 , H01M4/525 , H01M10/0525 , H01M10/0567 , H01M10/42 , H01M4/02
CPC分类号： H01M10/0567 , H01M4/366 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M10/4235 , H01M2004/021 , H01M2220/30 , Y02E60/122 , Y02P70/54 , Y10T29/49115
摘要： In a nonaqueous electrolyte secondary battery including a positive electrode, a negative electrode and a nonaqueous electrolytic solution, the nonaqueous electrolytic solution contains a nitrile compound having a chain saturated hydrocarbon group and a nitrile group, the number of carbon atoms in the nitrile compound is four or more, and the positive electrode contains a positive-electrode active material on the surface of which particles of a rare earth element compound are deposited in dispersed form.
摘要翻译： 在包含正极，负极和非水电解液的非水电解质二次电池中，非水电解液含有具有链饱和烃基和腈基的腈化合物，腈化合物中的碳原子数为4个 以上，并且正极在其表面上含有分散形式沉积稀土元素化合物的颗粒的正极活性物质。
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8.发明授权公开(公告)号：US09331337B2
公开(公告)日：2016-05-03
申请号：US13047465
申请日：2011-03-14
IPC分类号： H01M4/131 , H01M4/62 , H01M4/1391 , H01M10/052 , H01M10/058 , H01M4/36
CPC分类号： H01M4/62 , H01M4/131 , H01M4/1391 , H01M4/366 , H01M10/052 , H01M10/058 , Y02E60/122 , Y02T10/7011 , Y10T29/49108 , Y10T29/49115
摘要： A positive electrode active material with least part of a surface coated with a surface treatment layer composed of a phosphate compound. The phosphate compound contains at least one element selected from the group consisting of neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium.
摘要翻译： 一种正极活性物质，其表面处理层的表面被表面处理层的至少一部分表面涂覆有磷酸盐化合物。 磷酸盐化合物含有选自钕，钐，铕，钆，铽，镝，钬，铒，ium，镱和镥中的至少一种元素。
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9.发明申请CONDUCTIVE AGENT FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY 有权非电解电解质二次电池的导电剂，非电解电解质二次电池的正电极和非电解电解质二次电池公开(公告)号：US20130236789A1
公开(公告)日：2013-09-12
申请号：US13885486
申请日：2011-11-28
IPC分类号： H01M4/62
CPC分类号： H01M4/625 , H01M4/131 , H01M4/626 , H01M10/052 , H01M10/4235 , H01M2004/028
摘要： To provide a conductive agent for a nonaqueous electrolyte secondary battery and the like, in which oxidative decomposition reaction of an electrolyte is sufficiently suppressed during charging and discharging under high-temperature, high-voltage conditions and thus the cycle characteristics under these conditions are improved.A conductive agent main body composed of carbon and a compound attached to a surface of the conductive agent main body are contained. The average particle size of primary particles or secondary particles of the conductive agent main body is larger than the average particle size of the compound and the compound contains at least one metal element selected from the group consisting of aluminum, zirconium, magnesium, and a rare earth element.
摘要翻译： 为了提供一种非水电解质二次电池等导电剂，其中在高温高压条件下充放电过程中电解液的氧化分解反应得到充分的抑制，从而提高了这些条件下的循环特性。 包含由导电剂主体的表面附着的碳和化合物构成的导电剂主体。 导电剂主体的一次粒子或二次粒子的平均粒径大于化合物的平均粒径，化合物含有选自铝，锆，镁和稀有金属中的至少一种金属元素 地球元素
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10.发明申请公开(公告)号：US20110223469A1
公开(公告)日：2011-09-15
申请号：US13047465
申请日：2011-03-14
CPC分类号： H01M4/62 , H01M4/131 , H01M4/1391 , H01M4/366 , H01M10/052 , H01M10/058 , Y02E60/122 , Y02T10/7011 , Y10T29/49108 , Y10T29/49115
摘要： A positive electrode active material with least part of a surface coated with a surface treatment layer composed of a phosphate compound. The phosphate compound contains at least one element selected from the group consisting of neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium.
摘要翻译： 一种正极活性物质，其表面处理层的表面被表面处理层的至少一部分表面涂覆有磷酸盐化合物。 磷酸盐化合物含有选自钕，钐，铕，钆，铽，镝，钬，铒，ium，镱和镥中的至少一种元素。
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