专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20150333330A1 LITHIUM ION SECONDARY BATTERY 审中-公开
标题翻译：锂离子二次电池
公开(公告)号：US20150333330A1
公开(公告)日：2015-11-19
申请号：US14707934
申请日：2015-05-08
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Tetsuya UENO , Ayaka HORIKAWA , Keitaro OTSUKI
IPC分类号： H01M4/58 , H01M10/0562 , H01M10/0525
CPC分类号： H01M10/0562 , H01M2/1673 , H01M4/485 , H01M4/525 , H01M4/5825 , H01M10/0525 , H01M2010/4292 , H01M2300/0071
摘要： A lithium ion secondary battery including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer is provided. The positive electrode layer includes a positive electrode current collector layer and a positive electrode active material layer. Positive electrode active material layer includes a positive electrode active material. The negative electrode layer includes a negative electrode current collector layer and a negative electrode active material layer. The negative electrode active material layer includes a negative electrode active material. Solid electrolyte layer between the positive and negative electrode active material layers includes a solid electrolyte. At least one of a ratio of a particle diameter of the solid electrolyte to a particle diameter of the positive electrode active material and a ratio of the particle diameter of the solid electrolyte to a particle diameter of the negative electrode active material is in the range of 1/10 to 1/3.
摘要翻译：提供了包括正极层，负极层和固体电解质层的锂离子二次电池。正极层包括正极集电体层和正极活性物质层。正极活性物质层包括正极活性物质。负极层包括负极集电体层和负极活性物质层。负极活性物质层包括负极活性物质。正极和负极活性物质层之间的固体电解质层包括固体电解质。固体电解质的粒径与正极活性物质的粒径的比例以及固体电解质的粒径与负极活性物质的粒径的比例中的至少一个为 1/10到1/3。

2. 发明申请

US20200028215A1 ALL-SOLID-STATE LITHIUM ION SECONDARY BATTERY 审中-公开
公开(公告)号：US20200028215A1
公开(公告)日：2020-01-23
申请号：US16485074
申请日：2018-03-29
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Keiko TAKEUCHI , Masayuki MUROI , Taisuke MASUKO , Hisaji OYAKE , Tomohiro YANO
IPC分类号： H01M10/0585 , H01M10/0525 , H01M4/66 , H01M10/0562
摘要： An all-solid-state lithium ion secondary battery includes a plurality of electrode layers that are laminated with a solid electrolyte layer therebetween, a current collector layer and an active material layer being laminated in each of the electrode layers, the current collector layers contain Cu, and Cu-containing regions are formed at grain boundaries that are present near the current collector layer among grain boundaries of particles that form the active material layer.

3. 发明申请

US20190341621A1 ALL-SOLID-STATE SECONDARY BATTERY 审中-公开
公开(公告)号：US20190341621A1
公开(公告)日：2019-11-07
申请号：US16464706
申请日：2018-03-27
申请人： TDK CORPORATION
发明人： Taisuke MASUKO , Tomohiro YANO , Hiroshi SATO , Masahiro OISHI
IPC分类号： H01M4/62 , H01M10/0525 , H01M10/0585
摘要： An all-solid-state secondary battery has a positive electrode collector, a positive electrode active material layer, a negative electrode active material layer, a negative electrode collector, and a solid electrolyte. The solid electrolyte has an interlayer solid electrolyte located between the positive electrode active material layer and the negative electrode active material layer, and the all-solid-state secondary battery further includes a trapping layer that traps a metal of which at least one of the positive electrode collector and the negative electrode collector is formed.

4. 发明申请

US20150333362A1 LITHIUM ION SECONDARY BATTERY 审中-公开
标题翻译：锂离子二次电池
公开(公告)号：US20150333362A1
公开(公告)日：2015-11-19
申请号：US14707361
申请日：2015-05-08
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Tetsuya UENO , Ayaka HORIKAWA , Keitaro OTSUKI
IPC分类号： H01M10/052 , H01M4/58 , H01M10/0562
CPC分类号： H01M10/0562 , H01M4/5825 , H01M10/052 , H01M10/0525 , H01M2300/0068
摘要： A lithium ion secondary battery including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer is provided. The positive electrode layer includes a positive electrode current collector layer and a positive electrode active material layer. The positive electrode active material layer includes a positive electrode active material. The negative electrode layer includes a negative electrode current collector layer and a negative electrode active material layer. The negative electrode active material layer includes a negative electrode active material. The solid electrolyte layer between the positive and negative electrode active material layers includes a solid electrolyte. At least one of a ratio of a particle diameter of the solid electrolyte to a particle diameter of the positive electrode active material and a ratio of the particle diameter of the solid electrolyte to a particle diameter of the negative electrode active material ranges from 3.0 to 10.0.
摘要翻译：提供了包括正极层，负极层和固体电解质层的锂离子二次电池。正极层包括正极集电体层和正极活性物质层。正极活性物质层包括正极活性物质。负极层包括负极集电体层和负极活性物质层。负极活性物质层包括负极活性物质。正极和负极活性物质层之间的固体电解质层包括固体电解质。固体电解质的粒径与正极活性物质的粒径的比例以及固体电解质的粒径与负极活性物质的粒径的比例中的至少一个为3.0〜10.0 。

5. 发明申请

US20200067133A1 ALL-SOLID-STATE LITHIUM ION SECONDARY BATTERY 审中-公开
公开(公告)号：US20200067133A1
公开(公告)日：2020-02-27
申请号：US16491454
申请日：2018-03-29
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Keiko TAKEUCHI , Masayuki MUROI , Taisuke MASUKO , Hisaji OYAKE , Tomohiro YANO
IPC分类号： H01M10/0562 , H01M10/0525 , H01M2/30 , H01M4/136 , H01M4/58 , H01M4/64 , H01M10/0585
摘要： An all-solid-state lithium ion secondary battery including: a layered body in which a plurality of electrode layers are laminated with a solid electrolyte layer therebetween, a current collector layer and an active material layer being laminated in each of the electrode layers; and a terminal electrode that is formed such that the terminal electrode is in contact with a side surface of the layered body from which end surfaces of the electrode layers are exposed, in which the terminal electrode contains Cu, and Cu-containing regions are formed at grain boundaries that are present near the terminal electrode among grain boundaries of particles that form the active material layers and the solid electrolyte layer.

6. 发明申请

US20190280327A1 ALL-SOLID LITHIUM ION SECONDARY BATTERY 审中-公开
公开(公告)号：US20190280327A1
公开(公告)日：2019-09-12
申请号：US16335335
申请日：2017-09-25
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Masahiro OISHI , Takeo TSUKADA , Gakuho ISOMICHI , Tetsuya UENO
IPC分类号： H01M10/0525 , H01M10/0585 , H01M4/58 , H01M10/0562
摘要： An all-solid lithium ion secondary battery has a pair of electrode layers and a solid electrolyte layer between the pair of electrode layers. In the all-solid lithium ion secondary battery, at least one electrode of the pair of electrodes has an active material layer and an intermediate layer on the surface of the active material layer on the side of the solid electrolyte layer, and each of the solid electrolyte layer, the intermediate layer, and the active material layer includes a compound containing Li and two or more shared types of metal elements other than Li, the two or more shared types of metal elements in the solid electrolyte layer, the intermediate layer, and the active material layer are identical between the solid electrolyte layer, the intermediate layer, and the active material layer.

7. 发明申请

US20190252720A1 ALL SOLID-STATE LITHIUM ION SECONDARY BATTERY 审中-公开
公开(公告)号：US20190252720A1
公开(公告)日：2019-08-15
申请号：US16333384
申请日：2017-09-25
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Masahiro OISHI , Takeo TSUKADA , Gakuho ISOMICHI , Tetsuya UENO
IPC分类号： H01M10/0562 , H01M10/058 , H01M10/0525
CPC分类号： H01M10/0562 , H01B1/06 , H01M4/136 , H01M4/58 , H01M10/052 , H01M10/0525 , H01M10/058 , H01M2300/0071
摘要： An active material layer containing a compound represented by a general formula (1): LiaVbAlcTidPeO12 (1), where a, b, c, d, and e in the general formula (1) are numbers satisfying 0.5≤a≤3.0, 1.20

8. 发明申请

US20190207254A1 ACTIVE MATERIAL AND ALL-SOLID-STATE LITHIUM-ION SECONDARY BATTERY 审中-公开
公开(公告)号：US20190207254A1
公开(公告)日：2019-07-04
申请号：US16333039
申请日：2017-09-25
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Masahiro OISHI , Haruna KATO
IPC分类号： H01M10/0562 , H01M10/0525 , H01M4/505 , H01M4/525
CPC分类号： H01M10/0562 , H01B1/06 , H01B1/08 , H01M4/36 , H01M4/505 , H01M4/525 , H01M4/58 , H01M10/052 , H01M10/0525 , H01M2004/021
摘要： An active material according to one aspect of the present invention includes a core region; and a shell region, in which an amount of transition metals in the core region is more than an amount of transition metals in the shell region, and an amount of oxygen deficiency in the shell region is more than an amount of oxygen deficiency in the core region.

9. 发明申请

US20200031670A1 LITHIUM ION-CONDUCTING SOLID ELECTROLYTE AND SOLID-STATE LITHIUM ION RECHARGEABLE BATTERY 审中-公开
公开(公告)号：US20200031670A1
公开(公告)日：2020-01-30
申请号：US16337173
申请日：2017-09-25
申请人： TDK CORPORATION
发明人： Hiroshi SATO , Masahiro OISHI , Taisuke MASUKO , Tomohiro YANO , Keiko TAKEUCHI
IPC分类号： C01B25/45 , H01M10/0562
摘要： A lithium ion-conducting solid electrolyte containing at least one metallic element selected from the group made of Zn, Ca, Mg, and Cu within a range of 0.01% by mass to 3.0% by mass, and a solid-state lithium ion rechargeable battery containing this lithium ion-conducting solid electrolyte.

10. 发明申请

US20200014070A1 ELECTROCHEMICAL DEVICE AND SOLID-STATE LITHIUM ION RECHARGEABLE BATTERY 审中-公开
公开(公告)号：US20200014070A1
公开(公告)日：2020-01-09
申请号：US16321783
申请日：2017-08-04
申请人： TDK CORPORATION
发明人： Masahiro OISHI , Hisaji OYAKE , Hiroshi SATO , Hiroko TAKAYANAGI , Gakuho ISOMICHI
IPC分类号： H01M10/0585 , H01G11/56 , H01M10/0525 , H01M10/0562
摘要： An electrochemical device has a laminated body including: a positive electrode; a negative electrode; and a solid electrolyte sandwiched between the positive electrode and the negative electrode, wherein the laminated body contains water, a content of the water contained in the laminated body is 0.001 mass % or more and less than 0.3 mass % with respect to the laminated body, a part of the water is a bound water bonding with a constituent of the laminated body, and a ratio of the bound water in the water is 50% or more and 90% or less.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式