公开(公告)号：US10008745B2

公开(公告)日：2018-06-26

申请号：US13450641

申请日：2012-04-19

申请人： Masayuki Ihara ,  Kiyohiko Suzuki ,  Akinori Kita ,  Tadahiko Kubota

发明人： Masayuki Ihara ,  Kiyohiko Suzuki ,  Akinori Kita ,  Tadahiko Kubota

IPC分类号： H01M10/056 ,  H01M10/0569 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M4/133 ,  H01M4/134 ,  H01M10/0587

CPC分类号： H01M10/0569 ,  H01M4/133 ,  H01M4/134 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0587 ,  H01M2300/0037

摘要： A secondary battery capable of improving high-temperature characteristics is provided. The secondary battery includes a cathode, an anode and an electrolytic solution. A separator provided between the cathode and the anode is impregnated with the electrolytic solution. A solvent of the electrolytic solution includes a main solvent such as a cyclic carbonate which includes halogen and a sub solvent such as carbonate dimer.

公开(公告)号：US09023537B2

公开(公告)日：2015-05-05

申请号：US13081098

申请日：2011-04-06

申请人： Kentaro Yoshimura ,  Toru Odani ,  Tadahiko Kubota

发明人： Kentaro Yoshimura ,  Toru Odani ,  Tadahiko Kubota

IPC分类号： H01M10/056 ,  H01M4/62 ,  H01M4/131 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/42 ,  H01M4/133

CPC分类号： H01M4/62 ,  H01M4/131 ,  H01M4/133 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/4235 ,  H01M2300/0042 ,  Y02E60/122

摘要： A positive electrode includes: a positive electrode collector; and a positive electrode active material layer provided on the positive electrode collector and containing a positive electrode active material and an alkaline earth metal carbonate having a fixed form.

摘要翻译： 正极包括：正极集电体; 以及设置在正极集电体上并含有固定形式的正极活性物质和碱土金属碳酸盐的正极活性物质层。

公开(公告)号：US08980473B2

公开(公告)日：2015-03-17

申请号：US11270099

申请日：2005-11-09

申请人： Hideki Nakai ,  Akinori Kita ,  Atsumichi Kawashima ,  Tadahiko Kubota

发明人： Hideki Nakai ,  Akinori Kita ,  Atsumichi Kawashima ,  Tadahiko Kubota

IPC分类号： H01M4/13 ,  H01M4/58 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M4/62 ,  H01M10/052 ,  H01M4/131 ,  H01M4/1395 ,  H01M4/40 ,  H01M4/505 ,  H01M4/525 ,  H01M10/0587 ,  H01M4/02

CPC分类号： H01M4/134 ,  H01M4/131 ,  H01M4/1395 ,  H01M4/364 ,  H01M4/366 ,  H01M4/38 ,  H01M4/382 ,  H01M4/386 ,  H01M4/387 ,  H01M4/405 ,  H01M4/505 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0587 ,  H01M2004/027 ,  Y02E60/122

摘要： An anode and a battery capable of improving battery characteristics such as cycle characteristics are provided. A coating containing at least one from the group consisting of oligomers having a polyene structure and derivatives thereof is provided on the surface of an anode active material layer. The anode active material layer contains a substance containing Si or Sn as an element as an anode active material. By the coating, oxidation of the anode active material layer is inhibited, and decomposition reaction of the electrolytic solution is inhibited.

摘要翻译： 提供能够提高循环特性等电池特性的阳极和电池。 在阳极活性物质层的表面上设置有含有至少一种具有多烯结构的低聚物及其衍生物的涂层。 负极活性物质层含有含有作为阳极活性物质的元素的Si或Sn的物质。 通过涂布，负极活性物质层的氧化被抑制，并且电解液的分解反应被抑制。

公开(公告)号：US08865350B2

公开(公告)日：2014-10-21

申请号：US13025828

申请日：2011-02-11

申请人： Ichiro Yamada ,  Tadahiko Kubota

发明人： Ichiro Yamada ,  Tadahiko Kubota

IPC分类号： H01M4/48 ,  H01M10/0565 ,  H01M4/583 ,  H01M2/14 ,  H01M10/052 ,  H01M4/02 ,  H01M10/0567

CPC分类号： H01M10/0565 ,  H01M2/14 ,  H01M4/583 ,  H01M10/052 ,  H01M10/0567 ,  H01M2004/021 ,  H01M2004/027 ,  H01M2300/0025 ,  H01M2300/0085 ,  Y02E60/122

摘要： A nonaqueous electrolyte battery is provided and includes a positive electrode, a negative electrode having a negative electrode active material layer containing a negative electrode active material, a separator disposed between the positive electrode and the negative electrode, and a non-fluid electrolyte. The non-fluid electrolyte contains an electrolyte salt, a nonaqueous solvent, an orthoester compound represented by the following formula (1), and at least one member selected from the group consisting of cyclic carbonate compounds represented by the following formula (2) to (5). A volume viscosity of the negative electrode active material layer is 1.50 g/cc or more and not more than 1.75 g/cc, and a specific surface area of the negative electrode active material is 0.8 m2/g or more and not more than 4.0 m2/g

摘要翻译： 提供一种非水电解质电池，包括正电极，具有含有负极活性物质的负极活性物质层的负极，设置在正极和负极之间的隔膜和非流体电解质。 非流体电解质含有电解质盐，非水溶剂，下述式（1）表示的原酸酯化合物和选自下述式（2）〜（ 5）。 负极活性物质层的体积粘度为1.50g / cc以上且不大于1.75g / cc，负极活性物质的比表面积为0.8m 2 / g以上且4.0m 2 / g以下 /G

公开(公告)号：USRE44489E1

公开(公告)日：2013-09-10

申请号：US13475199

申请日：2012-05-18

申请人： Akira Yamaguchi ,  Tadahiko Kubota ,  Atsumichi Kawashima ,  Akinori Kita ,  Satoshi Mizutani ,  Hiroshi Inoue

发明人： Akira Yamaguchi ,  Tadahiko Kubota ,  Atsumichi Kawashima ,  Akinori Kita ,  Satoshi Mizutani ,  Hiroshi Inoue

IPC分类号： H01M6/04 ,  H01M6/16

CPC分类号： H01M4/58 ,  H01M4/38 ,  H01M4/386 ,  H01M4/387 ,  H01M4/525 ,  H01M6/168 ,  H01M10/0431 ,  H01M10/0436 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/4235 ,  H01M2004/027

摘要： A battery capable of improving battery characteristics such as cycle characteristics is provided. An electrolytic solution is impregnated in a separator. The electrolytic solution contains 4-fluoro-1,3-dioxolane-2-one. Fluorine ion content in the electrolytic solution is preferably from 10 weight ppm to 3200 weight ppm. Thereby, chemical stability of the electrolytic solution is improved, and cycle characteristics are improved. The present invention is effective for the case using an anode active material containing Sn or Si as an element for an anode.

摘要翻译： 提供了能够提高电池特性例如循环特性的电池。 将电解液浸渍在隔膜中。 电解液含有4-氟-1,3-二氧戊环-2-酮。 电解液中的氟离子含量优选为10重量ppm〜3200重量ppm。 由此，提高了电解液的化学稳定性，提高了循环特性。 本发明对于使用含有Sn或Si作为阳极元素的负极活性物质的情况是有效的。

公开(公告)号：US20130089778A1

公开(公告)日：2013-04-11

申请号：US13613748

申请日：2012-09-13

申请人： Masayuki Ihara ,  Tadahiko Kubota

发明人： Masayuki Ihara ,  Tadahiko Kubota

IPC分类号： H01M10/0566

CPC分类号： H01M10/0569 ,  H01M10/052 ,  H01M10/0567 ,  H01M2300/0037 ,  Y02E60/122

摘要： A secondary battery includes: a cathode; an anode; and an electrolytic solution. The electrolytic solution includes a cyano cyclic ester carbonate represented by Formula (1) described below and one or more of compounds represented by Formula (2) to Formula (6) described below.

摘要翻译： 二次电池包括：阴极; 阳极; 和电解液。 电解液包含由下述式（1）表示的氰基环状碳酸酯酯和一种或多种由下述式（2）〜式（6）表示的化合物。

公开(公告)号：US08394540B2

公开(公告)日：2013-03-12

申请号：US12336071

申请日：2008-12-16

申请人： Hiroyuki Yamaguchi ,  Masayuki Ihara ,  Tadahiko Kubota

发明人： Hiroyuki Yamaguchi ,  Masayuki Ihara ,  Tadahiko Kubota

IPC分类号： H01M6/16

CPC分类号： C07D317/18 ,  H01M4/134 ,  H01M4/366 ,  H01M4/62 ,  H01M10/052 ,  H01M10/0567 ,  Y10T29/49115

摘要： A secondary battery capable of improving the cycle characteristics is provided. The secondary battery includes a cathode and an anode oppositely arranged with a separator in between, and an electrolytic solution. At least one of the cathode, the anode, the separator, and the electrolytic solution contains a sulfone compound having a carbonate group and a sulfonyl group.

摘要翻译： 提供能够改善循环特性的二次电池。 二次电池包括阴极和阳极，阳极和阳极在其间与隔膜相对设置，并且电解液。 阴极，阳极，隔膜和电解液中的至少一个含有具有碳酸酯基和磺酰基的砜化合物。

公开(公告)号：US08389164B2

公开(公告)日：2013-03-05

申请号：US12777620

申请日：2010-05-11

申请人： Kentaro Yoshimura ,  Tadahiko Kubota

发明人： Kentaro Yoshimura ,  Tadahiko Kubota

IPC分类号： H01M10/0564 ,  H01M10/05 ,  H01M4/02 ,  H01M4/13

CPC分类号： H01M10/4235 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0567

摘要： A nonaqueous electrolytic solution includes an electrolyte salt dissolved in a nonaqueous solvent, wherein the nonaqueous electrolyte solution contains at least one compound selected from the group consisting of a chain compound having a hydroxyl group and a carbon-carbon double bond, a light metal alkoxide thereof and a derivative thereof obtained by substituting the hydroxyl group with a protective group.

摘要翻译： 非水电解液包括溶解在非水溶剂中的电解质盐，其中所述非水电解液含有至少一种选自具有羟基和碳 - 碳双键的链状化合物，其轻金属醇盐 和通过用保护基取代羟基得到的衍生物。

公开(公告)号：US08377598B2

公开(公告)日：2013-02-19

申请号：US11859600

申请日：2007-09-21

申请人： Shinya Wakita ,  Izaya Okae ,  Hiroyuki Yamaguchi ,  Tadahiko Kubota

发明人： Shinya Wakita ,  Izaya Okae ,  Hiroyuki Yamaguchi ,  Tadahiko Kubota

IPC分类号： H01M6/16

CPC分类号： H01M4/587 ,  H01M2/022 ,  H01M4/131 ,  H01M4/133 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0567 ,  H01M2004/021 ,  H01M2300/0042

摘要： A battery capable of obtaining the high energy density and obtaining the superior cycle characteristics is provided. In an anode, the thickness of a single face of an anode active material layer containing a carbon material as an anode active material is from 75 μm to 120 μm. An electrolytic solution contains difluoroethylene carbonate as a solvent. Thereby, the energy density of the anode is improved, and the diffusion and the acceptance of lithium ions in the anode are improved.

摘要翻译： 提供能够获得高能量密度并获得优异的循环特性的电池。 在阳极中，含有碳材料作为负极活性物质的负极活性物质层的单面的厚度为75μm〜120μm。 电解液含有二氟碳酸亚乙酯作为溶剂。 从而提高了阳极的能量密度，提高了阳极中锂离子的扩散和接受性。

公开(公告)号：US20120295148A1

公开(公告)日：2012-11-22

申请号：US13467430

申请日：2012-05-09

申请人： Kentaro Yoshimura ,  Tadahiko Kubota

发明人： Kentaro Yoshimura ,  Tadahiko Kubota

IPC分类号： H01M10/0564 ,  H01M2/16

CPC分类号： H01M10/0567 ,  H01M2/1653 ,  H01M2/1686 ,  H01M10/0525 ,  H01M10/0569 ,  Y02E60/122 ,  Y02T10/7011

摘要： A secondary battery includes: a positive electrode, a negative electrode, and an electrolytic solution containing a nitrogen-containing aromatic compound, wherein the nitrogen-containing compound contains an aromatic skeleton containing one or two or more aromatic rings and one or two or more nitrogen-containing functional groups bonded to the one or two or more aromatic rings and represented by the following formula (1) (YX═N—  (1) wherein X represents C or P; Y represents a group constituted of one kind or two or more kinds of elements selected from the group consisting of H, C, N, O, S, F, Cl, Br, and I, provided that arbitrary two or more of X and Y may be bonded to each other to form a ring structure; and z is 2 or 3.

摘要翻译： 二次电池包括：正极，负极和含有含氮芳香族化合物的电解液，其中所述含氮化合物含有含有一个或两个以上芳香环和一个或两个以上氮的芳香骨架 （1）表示的（Y）X = N-（1）其中X表示C或P; Y表示由一种或两种构成的基团 或更多种选自H，C，N，O，S，F，Cl，Br和I的元素，条件是X和Y中的任意两个或多个可以彼此键合以形成环 结构; z为2或3。