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公开(公告)号：US20070184352A1
公开(公告)日：2007-08-09
申请号：US11702519
申请日：2007-02-06
CPC分类号： H01M4/136 , H01M4/366 , H01M4/5825 , H01M4/587 , H01M10/0525 , H01M10/0567 , H01M2004/021
摘要： Using a non-aqueous electrolyte secondary battery containing lithium iron phosphate as a positive electrode active material and graphite as a negative electrode active material, a low-cost, high energy density battery is provided that exhibits good performance at high rate current and good cycle performance even at high temperature. The non-aqueous electrolyte secondary battery has a positive electrode having a positive electrode current collector and a positive electrode active material-containing layer formed on a surface of the positive electrode current collector, the positive electrode active material-containing layer containing a conductive agent and a positive electrode active material including lithium iron phosphate, a negative electrode containing a carbon material, and a non-aqueous electrolyte. The non-aqueous electrolyte contains vinylene carbonate.
摘要翻译： 使用含有磷酸铁锂作为正极活性物质的非水电解质二次电池和石墨作为负极活性物质，提供了低成本，高能量密度的电池，其在高速率电流下表现出良好的性能和良好的循环性能 即使在高温下。 非水电解质二次电池具有在正极集电体的表面上形成有正极集电体和正极活性物质含有层的正极，含有导电剂的正极活性物质含有层和 包含磷酸铁锂的正极活性物质，含有碳材料的负极和非水电解质。 非水电解质含有碳酸亚乙烯酯。
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公开(公告)号：US08501354B2
公开(公告)日：2013-08-06
申请号：US11702519
申请日：2007-02-06
CPC分类号： H01M4/136 , H01M4/366 , H01M4/5825 , H01M4/587 , H01M10/0525 , H01M10/0567 , H01M2004/021
摘要： Using a non-aqueous electrolyte secondary battery containing lithium iron phosphate as a positive electrode active material and graphite as a negative electrode active material, a low-cost, high energy density battery is provided that exhibits good performance at high rate current and good cycle performance even at high temperature. The non-aqueous electrolyte secondary battery has a positive electrode having a positive electrode current collector and a positive electrode active material-containing layer formed on a surface of the positive electrode current collector, the positive electrode active material-containing layer containing a conductive agent and a positive electrode active material including lithium iron phosphate, a negative electrode containing a carbon material, and a non-aqueous electrolyte. The non-aqueous electrolyte contains vinylene carbonate.
摘要翻译： 使用含有磷酸铁锂作为正极活性物质的非水电解质二次电池和石墨作为负极活性物质，提供了低成本，高能量密度的电池，其在高速率电流下表现出良好的性能和良好的循环性能 即使在高温下。 非水电解质二次电池具有在正极集电体的表面上形成有正极集电体和正极活性物质含有层的正极，含有导电剂的正极活性物质含有层和 包含磷酸铁锂的正极活性物质，含有碳材料的负极和非水电解质。 非水电解质含有碳酸亚乙烯酯。
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公开(公告)号：US08715860B2
公开(公告)日：2014-05-06
申请号：US10568420
申请日：2005-02-14
CPC分类号： H01M4/70 , H01M4/136 , H01M4/5825 , H01M4/625 , H01M4/661 , H01M10/052 , H01M10/44 , Y02T10/7011
摘要： A non-aqueous battery with improved volume energy density and enhanced load characteristics is made available even when using olivine-type lithium phosphate as a positive electrode active material.The non-aqueous electrolyte battery of the present invention is provided with a positive electrode (1) containing lithium iron phosphate as a positive electrode active material, a negative electrode (2), and a non-aqueous electrolyte (4). In the positive electrode (1), a positive electrode active material-containing layer that is made of the positive electrode active material, a conductive agent, and a binder agent is formed on a positive electrode current collector. The positive electrode current collector has a thickness of less than 20 μm and its surface that is in contact with the positive electrode active material-containing layer has a mean surface roughness Ra of greater than 0.026.
摘要翻译： 即使使用橄榄石型磷酸锂作为正极活性物质，也可以获得体积能量密度提高和负荷特性提高的非水电池。 本发明的非水电解质电池设有含有磷酸铁锂作为正极活性物质的正极（1），负极（2）和非水电解质（4）。 在正极（1）中，在正极集电体上形成由正极活性物质，导电剂和粘合剂构成的含正极活性物质的层。 正极集电体的厚度小于20μm，与正极活性物质含有层接触的表面的平均表面粗糙度Ra大于0.026。
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公开(公告)号：US20080299463A1
公开(公告)日：2008-12-04
申请号：US11814234
申请日：2006-01-10
IPC分类号： H01M6/16
CPC分类号： H01M10/0569 , H01M4/136 , H01M4/5825 , H01M4/623 , H01M4/625 , H01M10/052 , H01M2300/0025
摘要： A nonaqueous electrolyte secondary battery that even at high-rate discharge wherein discharge is carried out at relatively large current, can attain an increase of discharge capacity. There is provided a nonaqueous electrolyte secondary battery comprising positive electrode (2), the positive electrode (2) including a collector and, superimposed thereon, a mixture layer containing a positive electrode active material in which lithium iron phosphate (LiFePO4) is contained, a conductive agent and a binder, the mixture layer exhibiting a mixture packing density after electrode formation of ≧1.7 g/cm3, and further comprising nonaqueous electrolyte (5) containing a solvent in which ethylene carbonate and a linear ether such as 1,2-dimethoxyethane are contained.
摘要翻译： 即使在相对大的电流下进行放电的高速率放电的非水电解质二次电池也能够实现放电容量的增加。 提供一种非水电解质二次电池，其包括正极（2），所述正极（2）包括集电体，并且叠加在其上，包含含有磷酸铁锂（LiFePO 4）的正极活性物质的混合层， 导电剂和粘合剂，所述混合物层在电极形成之后表现出混合物填充密度> = 1.7g / cm 3，并且还包含含有其中碳酸亚乙酯和直链醚如1,2-二氯乙烷的溶剂的非水电解质（5） 二甲氧基乙烷。
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公开(公告)号：US20080286655A1
公开(公告)日：2008-11-20
申请号：US10568420
申请日：2005-02-14
IPC分类号： H01M4/58
CPC分类号： H01M4/70 , H01M4/136 , H01M4/5825 , H01M4/625 , H01M4/661 , H01M10/052 , H01M10/44 , Y02T10/7011
摘要： A non-aqueous battery with improved volume energy density and enhanced load characteristics is made available even when using olivine-type lithium phosphate as a positive electrode active material.The non-aqueous electrolyte battery of the present invention is provided with a positive electrode (1) containing lithium iron phosphate as a positive electrode active material, a negative electrode (2), and a non-aqueous electrolyte (4). In the positive electrode (1), a positive electrode active material-containing layer that is made of the positive electrode active material, a conductive agent, and a binder agent is formed on a positive electrode current collector. The positive electrode current collector has a thickness of less than 20 μm and its surface that is in contact with the positive electrode active material-containing layer has a mean surface roughness Ra of greater than 0.026.
摘要翻译： 即使使用橄榄石型磷酸锂作为正极活性物质，也可以获得体积能量密度提高和负荷特性提高的非水电池。 本发明的非水电解质电池设有含有磷酸铁锂作为正极活性物质的正极（1），负极（2）和非水电解质（4）。 在正极（1）中，在正极集电体上形成由正极活性物质，导电剂和粘合剂构成的含正极活性物质的层。 正极集电体的厚度小于20μm，与正极活性物质含有层接触的表面的平均表面粗糙度Ra大于0.026。
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公开(公告)号：US20060222953A1
公开(公告)日：2006-10-05
申请号：US10568805
申请日：2004-08-11
申请人： Takao Inoue , Kumiko Kanai , Kazunori Donoue , Masahisa Fujimoto
发明人： Takao Inoue , Kumiko Kanai , Kazunori Donoue , Masahisa Fujimoto
IPC分类号： H01M4/62
CPC分类号： H01M4/624 , H01M4/131 , H01M4/623 , H01M10/052
摘要： A nonaqueous electrolyte battery wherein the per-volume capacity of positive electrode active material layer can be increased over that exhibited in the use of carbon as a conducting material. This nonaqueous electrolyte battery comprises positive electrode (1) containing a positive electrode active material layer, negative electrode (2) containing a negative electrode active material layer, nonaqueous electrolyte (5) and a conducting material contained in the positive electrode active material layer and constituted of at least one non-carbon material selected from the group consisting of nitrides, carbides and borides, which conducting material is in the form of particles of 0.2 to 5 μm average diameter easily dispersed in the positive electrode active material layer.
摘要翻译： 一种非水电解质电池，其中正极活性物质层的每体积容量可以比使用碳作为导电材料时显示的容量增加。 该非水电解质电池包括含有正极活性物质层的正极（1），含有负极活性物质层的负极（2），非水电解质（5）和包含在正极活性物质层中的导电材料， 的至少一种选自氮化物，碳化物和硼化物的非碳材料，其导电材料是平均直径为0.2至5μm的颗粒形式，容易分散在正极活性物质层中。
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公开(公告)号：US20070065725A1
公开(公告)日：2007-03-22
申请号：US10576260
申请日：2004-09-15
IPC分类号： H01M4/62
CPC分类号： H01M10/052 , H01M4/131 , H01M4/133 , H01M4/134 , H01M4/624 , H01M4/625 , H01M10/0525 , H01M2004/028
摘要： A nonaqueous electrolyte battery wherein the capacity per volume of positive electrode active material layer can be larger than in the use of carbon black only as a conductive material. This nonaqueous electrolyte battery comprises positive electrode (1) having a positive electrode active material layer, negative electrode (2) having a negative electrode active material layer, nonaqueous electrolyte (5) and a conductive material incorporated in the positive electrode active material layer, the conductive material containing carbon black of 1 to less than 800 m2/g specific surface area and at least one material selected from the group consisting of nitrides, carbides and borides.
摘要翻译： 非水电解质电池，其中正极活性物质层的体积容量可以比仅使用炭黑作为导电材料大。 这种非水电解质电池包括具有正极活性物质层的正极（1），具有负极活性物质层的负极（2），非水电解质（5）和掺入到正极活性物质层中的导电材料， 含有1至小于800m 2 / g比表面积的炭黑的导电材料和选自氮化物，碳化物和硼化物的至少一种材料。
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公开(公告)号：US20060014076A1
公开(公告)日：2006-01-19
申请号：US11181894
申请日：2005-07-15
申请人： Kazunori Donoue , Takao Inoue , Denis Yu , Masahisa Fujimoto
发明人： Kazunori Donoue , Takao Inoue , Denis Yu , Masahisa Fujimoto
CPC分类号： H01M4/5825 , H01M4/136 , H01M4/621 , H01M4/623 , H01M4/625 , H01M10/052 , H01M2004/021 , H01M2004/028
摘要： A non-aqueous electrolyte secondary battery comprises a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode comprises a positive electrode mixture and a current collector, wherein the positive electrode mixture has a positive electrode active material, a binder, and a conducting agent. A lithium-containing compound having an olivine structure is used as the positive electrode active material. A copolymer of polyvinylidene fluoride, tetrafluoroethylene, and hexafluoropropylene is used as the binder. Conducting carbon powder may be used as the conducting agent. Lithium metal may be used as the negative electrode. A non-aqueous solvent in which an electrolytic salt is dissolved may be used as the non-aqueous electrolyte.
摘要翻译： 非水电解质二次电池包括正极，负极和非水电解质。 正极包括正极混合物和集电体，其中正极混合物具有正极活性物质，粘合剂和导电剂。 使用具有橄榄石结构的含锂化合物作为正极活性物质。 使用聚偏二氟乙烯，四氟乙烯和六氟丙烯的共聚物作为粘合剂。 可以使用导电碳粉作为导电剂。 可以使用锂金属作为负极。 可以使用其中溶解电解质盐的非水溶剂作为非水电解质。
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公开(公告)号：US20090286159A1
公开(公告)日：2009-11-19
申请号：US11919777
申请日：2006-05-11
申请人： Gerhard Nuspl , Christian Vogler , Denis Yu , Kazunori Donoue , Takao Inoue , Christopher Fietzek , Wolfgang Weydanz
发明人： Gerhard Nuspl , Christian Vogler , Denis Yu , Kazunori Donoue , Takao Inoue , Christopher Fietzek , Wolfgang Weydanz
CPC分类号： H01M4/5825 , H01M4/136 , H01M4/1397 , H01M4/366 , H01M4/625 , H01M10/0525 , H01M2004/021 , Y10T428/2982
摘要： The present invention relates to a positive electrode for a rechargeable lithium ion battery comprised of single particles containing a compound of the formula LiMPCU, whereby M is a metal selected from the group consisting of Co, Ni, Mn, Fe, Ti or combinations thereof, and whereby in a X-Ray diffraction chart of the electrode the ratio of the intensity I1:I2 of two selected peaks (1) and (2) is larger than (9:1) and wherein I1 represents essentially the intensity of peak (1) assigned to the (020) plane and I2 represents the intensity of peak (2) assigned to the (301) plane. The invention relates further to a process for the manufacture of such a positive electrode and to a battery comprising such an electrode.
摘要翻译： 本发明涉及一种用于可再充电锂离子电池的正极，其由含有式LiMPCU化合物的单颗粒组成，其中M为选自Co，Ni，Mn，Fe，Ti或其组合的金属， 并且由此在电极的X射线衍射图中，两个选定的峰（1）和（2）的强度I1：I2的比率大于（9:1），其中I1表示基本上峰的强度（1 ），I2表示分配给（301）平面的峰值（2）的强度。 本发明还涉及一种用于制造这种正电极的方法以及包括这种电极的电池。
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公开(公告)号：US08852799B2
公开(公告)日：2014-10-07
申请号：US11991558
申请日：2006-09-04
申请人： Masaharu Itaya , Hideyuki Koga , Kumiko Kanai , Takao Inoue , Masahisa Fujimoto
发明人： Masaharu Itaya , Hideyuki Koga , Kumiko Kanai , Takao Inoue , Masahisa Fujimoto
IPC分类号： H01M10/054 , H01M10/052 , H01M4/58 , H01M4/134 , H01M4/02 , H01M10/0566
CPC分类号： H01M4/134 , H01M4/58 , H01M10/052 , H01M10/054 , H01M10/0566 , H01M2004/028 , Y02E60/122
摘要： An object of the invention is to provide an inexpensive non-aqueous electrolyte secondary battery that allows reversible charge and discharge to be carried out and can be used for a long period because of a stable non-aqueous electrolyte used therein. The invention provides a non-aqueous electrolyte secondary battery including a positive electrode including a positive electrode active material and capable of storing and releasing sodium, a negative electrode capable of storing and releasing sodium, and a non-aqueous electrolyte, and the positive electrode active material includes sodium, nickel, manganese, and a transition metal that can exist in a hexavalent state. An example of the transition metal that can exist in a hexavalent state may include tungsten (W). An example of the negative electrode may include a sodium metal capable of storing and releasing sodium ions.
摘要翻译： 本发明的目的是提供一种廉价的非水电解质二次电池，其允许进行可逆的充放电，并且由于其中使用的稳定的非水电解质可长期使用。 本发明提供一种非水电解质二次电池，其包括正极活性物质，能够储存和释放钠，能够储存和释放钠的负极和非水电解质的正极活性物质，正极活性物质 材料包括可以以六价态存在的钠，镍，锰和过渡金属。 可以以六价态存在的过渡金属的实例可以包括钨（W）。 负极的实例可以包括能够储存和释放钠离子的钠金属。
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