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公开(公告)号：US20210343997A1
公开(公告)日：2021-11-04
申请号：US17377429
申请日：2021-07-16
发明人： GO TEI , KOICHI SAWADA , MITSUHIRO HIBINO , MASAKO YOKOYAMA , MASAHISA FUJIMOTO , YU OTSUKA
摘要： A primary battery includes: a positive electrode including a positive electrode collector composed of a porous conductor, and a porous positive electrode layer disposed on the positive electrode collector, oxygen taken from outside of the primary battery through the positive electrode collector being allowed to diffuse into the porous positive electrode layer; a negative electrode including a negative electrode collector composed of a porous conductor, and a porous negative electrode layer disposed on the negative electrode collector, the porous negative electrode layer including lithium nitride composed of lithium and nitrogen, nitrogen generated during discharge being allowed to diffuse into the porous negative electrode layer; and a nonaqueous electrolytic solution disposed between the positive electrode and the negative electrode, the nonaqueous electrolytic solution containing a lithium salt.
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公开(公告)号：US20190081375A1
公开(公告)日：2019-03-14
申请号：US16051624
申请日：2018-08-01
发明人： KOICHI SAWADA , TSUTOMU KAWASHIMA , KOJI OGAWA , YU OTSUKA
摘要： A positive electrode for an air battery includes a porous body including carbon. The porous body includes first pores each having a pore diameter of 4 nm or more and less than 100 nm and second pores each having a pore diameter of 100 nm or more and 10 μm or less. In the porous body, a second pore volume is greater than a first pore volume. The second pore volume is a cumulative pore volume of the second pores. The first pore volume is a cumulative pore volume of the first pores.
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公开(公告)号：US20190020031A1
公开(公告)日：2019-01-17
申请号：US16010164
申请日：2018-06-15
发明人： YU OTSUKA
IPC分类号： H01M4/60 , H01M8/18 , H01M8/04186 , H01M8/04082 , H01M4/36
摘要： A flow battery includes: a liquid including a redox mediator; an electrode at least partially immersed in the liquid; a second electrode; an active material at least partially immersed in the liquid, and a circulator that circulates the liquid between the electrode and the active material.
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公开(公告)号：US20150155601A1
公开(公告)日：2015-06-04
申请号：US14553089
申请日：2014-11-25
IPC分类号： H01M10/0569 , H01M4/48 , H01M4/583 , H01M10/0568
CPC分类号： H01M10/0569 , H01M4/483 , H01M4/587 , H01M10/054 , H01M10/0568 , H01M2300/0034 , H01M2300/0037
摘要： A sodium secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolytic solution including a non-aqueous solvent. The non-aqueous solvent includes a fluoro group-containing chain carboxylic acid ester represented by General Formula (1): wherein R1 is an aromatic group, an unsaturated aliphatic group or a saturated aliphatic group; R2, R3 and R4 are each a hydrogen atom, an aromatic group, an unsaturated aliphatic group or a saturated aliphatic group; and at least one of R1, R2, R3 and R4 includes one or more fluoro groups.
摘要翻译： 钠二次电池包括正极，负极和包含非水溶剂的非水电解液。 非水性溶剂包括由通式（1）表示的含氟基的链状羧酸酯：其中，R 1为芳香族基团，不饱和脂肪族基团或饱和脂肪族基团; R2，R3和R4各自为氢原子，芳基，不饱和脂族基或饱和脂族基; 并且R 1，R 2，R 3和R 4中的至少一个包括一个或多个氟基团。
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公开(公告)号：US20210351439A1
公开(公告)日：2021-11-11
申请号：US17381128
申请日：2021-07-20
发明人： KOICHI SAWADA , SHUJI ITO , MASAHISA FUJIMOTO , YU OTSUKA , MITSUHIRO HIBINO
IPC分类号： H01M10/0569 , H01M4/587 , H01M10/0525 , H01M10/0568 , H01M10/058 , H01M4/40
摘要： The present disclosure provides a new battery capable of having an increased capacity per weight. A battery according to the present disclosure includes a positive electrode, a negative electrode, and an electrolyte located between the positive electrode and the negative electrode. The positive electrode includes a positive electrode layer containing graphene oxide. The electrolyte includes a Lewis acid containing a pentafluorophenyl group.
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公开(公告)号：US20210273252A1
公开(公告)日：2021-09-02
申请号：US17321558
申请日：2021-05-17
发明人： SHUJI ITO , YU OTSUKA , YUKA OKADA
IPC分类号： H01M8/18 , H01M8/02 , H01M8/1023 , H01M8/1039
摘要： A flow battery includes a first nonaqueous liquid; a first electrode at least in part in contact with the first nonaqueous liquid; a second electrode that is a counter electrode with respect to the first electrode; and a separator that separates the first electrode and the second electrode from each other. The separator is made of an ion conductive polymer that has a crosslink structure containing an aromatic ring, the ion conductive polymer has an alkyl main chain that contains a plurality of acidic groups, and at least a subset of the plurality of the acidic groups forms salts with metal ions.
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公开(公告)号：US20190067765A1
公开(公告)日：2019-02-28
申请号：US16047001
申请日：2018-07-27
发明人： MASAKO MORIISHI , YU OTSUKA
摘要： A lithium air battery comprises: a negative electrode configured to occlude and release a lithium ion; a positive electrode configured to use oxygen in air as a positive electrode active material; and a nonaqueous lithium ion conductor disposed between the negative electrode and the positive electrode. The positive electrode contains a copper compound as a catalyst to produce oxygen. The copper compound contains no neutral ligand and contains at least one copper ion and at least one selected from the group consisting of an iodine ion, a bromine ion, and a thiocyanate ion.
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公开(公告)号：US20190020043A1
公开(公告)日：2019-01-17
申请号：US16010115
申请日：2018-06-15
发明人： YU OTSUKA
IPC分类号： H01M8/04186 , H01M8/18 , H01M4/36 , H01M4/60 , H01M8/04082
CPC分类号： H01M8/04186 , H01M4/368 , H01M4/60 , H01M4/9091 , H01M8/04201 , H01M8/188 , H01M2300/0025
摘要： A flow battery includes: a liquid including a redox mediator; an electrode; a second electrode; an active material; and a circulator that circulates the liquid between the electrode and the active material. The redox mediator includes a tetrathiafulvalene derivative.
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公开(公告)号：US20190020042A1
公开(公告)日：2019-01-17
申请号：US16010065
申请日：2018-06-15
发明人： YU OTSUKA
IPC分类号： H01M8/04186 , H01M8/18 , H01M8/04082
CPC分类号： H01M8/04186 , H01M8/04201 , H01M8/188
摘要： A flow battery includes: a liquid including redox mediator; an electrode at least partially immersed in the liquid; a second electrode; an active material at least partially immersed in the liquid; and a circulator that circulates the liquid between the electrode and the active material.
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公开(公告)号：US20180366747A1
公开(公告)日：2018-12-20
申请号：US16005451
申请日：2018-06-11
发明人： HONAMI NARIYAMA , YU OTSUKA
IPC分类号： H01M8/04186 , H01M8/18 , H01M8/04082 , H01M4/36 , H01M4/60 , C07D339/08 , C07D327/08 , C07D319/24
摘要： A flow battery includes a first liquid containing a redox mediator, a first electrode, a first active material, and a first circulator that circulates the first liquid between the first electrode and the first active material. The redox mediator contains a heteranthrene compound. The redox mediator contains a heteranthrene compound. The heteranthrene compound has a skeletal structure including a central ring structure, the central ring structure containing no nitrogen.
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