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1. 发明申请

US20220328894A1 PRODUCTION METHOD FOR RECYCLABLE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION BATTERY, PRODUCTION METHOD FOR SOLUTION CONTAINING METAL ION, AND LITHIUM ION BATTERY 有权
公开(公告)号：US20220328894A1
公开(公告)日：2022-10-13
申请号：US17641684
申请日：2020-09-14
申请人： APB CORPORATION
发明人： Kaho SUZUKI , Yusuke NAKASHIMA , Shinya KOBAYASHI , Hideaki HORIE
IPC分类号： H01M10/54 , H01M10/0525 , H01M4/04 , H01M4/66
摘要： There is provided a production method for a recyclable electrode active material for a lithium ion battery, the lithium ion battery having a charge storage element including a first electrode that has a first current collector and a first electrode active material layer formed on the first current collector and consisting of a first electrode composition containing a first electrode active material, a second electrode that has a second current collector and a second electrode active material layer formed on the second current collector and consisting of a second electrode composition containing a second electrode active material, and a separator disposed between the first electrode active material layer and the second electrode active material layer, in which the first current collector is a first resin current collector, the production method including an isolation step of isolating the first electrode active material from the lithium ion battery in which a first current collector is a first resin current collector, the lithium ion battery having a charge storage element including a first electrode that has a first current collector and has a first electrode active material layer consisting of a first electrode composition containing a first electrode active material, the first electrode active material layer being formed on the first current collector, a second electrode that has a second current collector and has a second electrode active material layer consisting of a second electrode composition containing a second electrode active material, the second electrode active material layer being formed on the second current collector, and a separator disposed between the first electrode active material layer and the second electrode active material layer.

2. 发明申请

US20220336842A1 Lithium-Ion Battery Module 有权
公开(公告)号：US20220336842A1
公开(公告)日：2022-10-20
申请号：US17641069
申请日：2020-09-04
申请人： APB Corporation
发明人： Hideaki Horie , Yohji Kawasaki , Yusuke Mizuno
IPC分类号： H01M10/0525 , H01M10/48 , H01M50/569
摘要： There is provided a constitution in which a state of an assembled battery can be managed while eliminating the need for connecting an electrical wire. There is provided a lithium ion battery module having a control unit that is configured to receive a characteristic signal representing a characteristic of a corresponding unit cell and to output a control signal obtained by encoding an identifier of the unit cell and the characteristic signal, the control unit being provided in each of the unit cells; a light emitting unit that outputs an optical signal responding to the control signal; and an optical waveguide that provides a common optical path for optical signals that are output from a plurality of the light emitting units.

3. 发明授权

US11309537B2 Production method for lithium-ion battery member 有权
公开(公告)号：US11309537B2
公开(公告)日：2022-04-19
申请号：US17286235
申请日：2020-03-25
申请人： APB CORPORATION
发明人： Yohji Kawasaki , Yuichiro Yokoyama , Hideaki Horie
IPC分类号： H01M4/04 , H01M4/139 , H01M4/36 , H01M4/62
摘要： The present invention relates to a method of producing a lithium-ion battery member including an electrode composition layer that includes electrode active material particles and an electrolyte solution on a current collector or a separator, the method including: forming the electrode composition layer on a surface of a support different from either the current collector or the separator; and relocating the electrode composition layer from the surface of the support to the current collector or the separator, wherein a weight percent of the electrolyte solution in the electrode composition layer is 10 wt % or less based on the weight of the electrode composition layer, in the forming the electrode composition layer on a surface of a support and in the relocating the electrode composition layer from the surface of the support to the current collector or the separator.

4. 发明申请

US20210313632A1 CELL SYSTEM 有权
公开(公告)号：US20210313632A1
公开(公告)日：2021-10-07
申请号：US17289621
申请日：2020-12-14
申请人： APB Corporation
发明人： Hideaki HORIE , Yasuhiro SHINDO , Yusuke MIZUNO , Ryosuke KUSANO , Yuki NEKOHASHI , Yusuke NAKASHIMA , Kotaro NASU , Naoya OMAE
IPC分类号： H01M10/613 , H01M10/0525 , H01M10/6567 , H01M50/209 , H01M10/48 , H01M10/6564 , H01M4/66
摘要： A cell system includes: a stacked-type cell module (100) having a plurality of lithium ion unit cells (1) being stacked and having through holes (3a, 3b) formed therein; a gas supply part (31); a cooling liquid supply part (32); a temperature sensor (35); and a control part (36) that controls switching between a normal control mode and a high-temperature control mode based on a signal from the temperature sensor (35). In the normal control mode, the control part (36) controls the gas supply part (31) to supply a gas to the through holes (3a, 3b), and at the same time, controls the cooling liquid supply part (32) to stop supply of a cooling liquid, and in the high-temperature control mode, the control part (36) controls the cooling liquid supply part (32) to supply the cooling liquid to the through holes (3a, 3b) to which the gas is supplied, and at the same time, controls the gas supply part (31) to stop supply of the gas. According to this cell system, the increase in temperature of the cell is suppressed while having a simple configuration with a reduced formation region of through holes provided in a lithium ion cell.

5. 发明申请

US20230075556A1 Lithium-Ion Battery System and Battery State Estimation System 有权
公开(公告)号：US20230075556A1
公开(公告)日：2023-03-09
申请号：US17798174
申请日：2021-02-08
申请人： APB Corporation
发明人： Hideaki Horie , Yohji Kawasaki , Yusuke Mizuno
IPC分类号： H01M10/0525 , H01M10/28 , H01M10/48
摘要： A lithium-ion battery system which can appropriately determine the presence or absence of an abnormality of a unit cell. It is provided with an assembled battery formed by stacking a plurality of battery units, each of the plurality of battery units including a unit cell consisting of a lithium-ion battery and a signal output part provided in the unit cell; a signal receiving part for receiving an optical signal output by the signal output part in each of the plurality of battery units; an analysis processing part for analyzing the optical signal received by the signal receiving part; and a state determination part for determining that the assembled battery is abnormal in accordance with the analysis result of the analysis processing part.

6. 发明申请

US20230053222A1 Lithium Ion Battery Pack 有权
公开(公告)号：US20230053222A1
公开(公告)日：2023-02-16
申请号：US17777518
申请日：2020-11-18
申请人： APB Corporation
发明人： Hideaki Horie , Shun Kudoh , Ryosuke Kusano , Yasuhiro Tsudo
IPC分类号： H01M10/0585 , H01M10/0525 , H01M4/66 , H01M50/204
摘要： Provided is a lithium-ion assembled battery in which two or more single cells are laminated and the DC resistance value between the single cells is low. The assembled battery has two or more single cells including a laminating unit in which a positive electrode current collector, a positive electrode active material layer, a separator, a negative electrode active material layer, and a negative electrode current collector are laminated in order, in the assembled battery, one single cell and the other single cell are laminated such that the positive electrode current collector of the one single cell and the negative electrode current collector of the other single cell are in contact with each other, the positive electrode current collector is made up of a conductive resin layer containing a polyolefin resin (A1) and a conductive carbon filler (B1), the negative electrode current collector is made up of two or more kinds of conductive layers, and the conductive layer disposed on an outer side among the conductive layers in the negative electrode current collector contains the polyolefin resin (A1) and the conductive carbon filler (B1).

7. 发明申请

US20230033163A1 COATED POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLES FOR A LITHIUM-ION BATTERY, POSITIVE ELECTRODE FOR A LITHIUM-ION BATTERY, AND PRODUCTION METHOD OF COATED POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLES FOR A LITHIUM-ION BATTERY 有权
公开(公告)号：US20230033163A1
公开(公告)日：2023-02-02
申请号：US17786298
申请日：2020-12-17
申请人： APB CORPORATION
发明人： Shogo ISOMURA , Yasuhiro TSUDO , Yuya SHIMOMOTO , Kenichi KAWAKITA , Kazuya MINAMI , Shun KUDO , Yuichiro YOKOYAMA , Takahiro IMAISHI , Hideaki HORIE
IPC分类号： H01M4/36 , H01M4/62 , H01M4/13 , H01M4/78 , H01M4/66 , H01M10/0525
摘要： Coated positive electrode active material particles for a lithium-ion battery includes positive electrode active material particles; and a coating layer that contains a polymer coating compound and a conductive additive and at least partially covers a surface of the positive electrode active material particles, wherein a coverage of the positive electrode active material particles with the coating layer as determined by X-ray photoelectron spectroscopy is 65% to 96%.

8. 发明授权

US11355758B2 Current collector for lithium ion battery and manufacturing method of the current collector 有权
公开(公告)号：US11355758B2
公开(公告)日：2022-06-07
申请号：US17417024
申请日：2020-09-03
申请人： GUNZE LIMITED , APB Corporation
发明人： Kazuaki Onishi , Masahiro Uchimaru , Ryosuke Kusano , Sonomi Fukuyama , Shun Kudoh , Yasuhiro Tsudo , Hideaki Horie
IPC分类号： H01M4/66 , H01M4/04 , H01M10/0525
摘要： A current collector for a lithium ion battery includes a first conductive resin layer and a second conductive resin layer. The first conductive resin layer includes a first conductive filler. The second conductive resin layer is formed on the first conductive resin layer and includes a second conductive filler. The first conductive filler is a conductive carbon. The second conductive filler contains at least one kind of metal element selected from the group consisting of platinum, gold, silver, copper, nickel, and titanium. A volume % of the second conductive filler in the second conductive resin layer on a first surface side, which is a first conductive resin layer side, is higher than that on the second surface side that is opposite to the first conductive resin layer.

9. 发明授权

US11637334B2 Cell system 有权
公开(公告)号：US11637334B2
公开(公告)日：2023-04-25
申请号：US17289621
申请日：2020-12-14
申请人： APB Corporation
发明人： Hideaki Horie , Yasuhiro Shindo , Yusuke Mizuno , Ryosuke Kusano , Yuki Nekohashi , Yusuke Nakashima , Kotaro Nasu , Naoya Omae
IPC分类号： H01M10/613 , H01M10/6564 , H01M10/6567 , H01M50/209 , H01M4/66 , H01M10/0525 , H01M10/48
摘要： A cell system includes: a stacked-type cell module (100) having a plurality of lithium ion unit cells (1) being stacked and having through holes (3a, 3b) formed therein; a gas supply part (31); a cooling liquid supply part (32); a temperature sensor (35); and a control part (36) that controls switching between a normal control mode and a high-temperature control mode based on a signal from the temperature sensor (35). In the normal control mode, the control part (36) controls the gas supply part (31) to supply a gas to the through holes (3a, 3b), and at the same time, controls the cooling liquid supply part (32) to stop supply of a cooling liquid, and in the high-temperature control mode, the control part (36) controls the cooling liquid supply part (32) to supply the cooling liquid to the through holes (3a, 3b) to which the gas is supplied, and at the same time, controls the gas supply part (31) to stop supply of the gas. According to this cell system, the increase in temperature of the cell is suppressed while having a simple configuration with a reduced formation region of through holes provided in a lithium ion cell.

10. 发明申请

US20230060509A1 POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY AND PRODUCTION METHOD THEREOF 有权
公开(公告)号：US20230060509A1
公开(公告)日：2023-03-02
申请号：US17795685
申请日：2021-02-03
申请人： APB CORPORATION
发明人： Masatoshi OKURA , Kenichi KAWAKITA , Yusuke NAKASHIMA , Hideaki HORIE
IPC分类号： H01M4/62
摘要： A positive electrode for a lithium-ion battery comprising a current collector and a positive electrode composition layer disposed on a surface of the current collector, wherein the current collector and the positive electrode composition layer are not adhered to each other, the positive electrode composition layer contains coated positive electrode active material particles in which at least a part of a surface of each positive electrode active material particle is coated with a coating layer containing a polymer compound (A), and a conductive auxiliary agent, the polymer compound (A) is any one of a copolymer (A1) having methacrylic acid, lauryl methacrylate and 1,6-hexanediol dimethacrylate as constituent monomers, a copolymer (A2) having isobornyl methacrylate and 1,6-hexanediol dimethacrylate as constituent monomers, or a copolymer (A3) having lauryl methacrylate, 2-ethylhexyl methacrylate and 1,6-hexanediol dimethacrylate as constituent monomers, the weight proportion of 1,6-hexanediol dimethacrylate contained in the constituent monomers of the copolymer is 0.2 to 1% by weight based on the total weight of the constituent monomers of the copolymer, and the weight average molecular weight of the polymer compound (A) is 300,000 or less.

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