公开(公告)号：US20200295405A1

公开(公告)日：2020-09-17

申请号：US16889586

申请日：2020-06-01

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tomoyuki KOMORI ,  lzuru SASAKI

IPC: H01M10/0583 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0565

Abstract: A battery includes a first portion and a second portion, in which the first portion includes a first positive electrode layer, a first negative electrode layer, and a first solid electrolyte layer located between the first positive electrode layer and the first negative electrode layer, in which the second portion includes a second positive electrode layer, a second negative electrode layer, and a second solid electrolyte layer located between the second positive electrode layer and the second negative electrode layer, in which the first portion and the second portion are in contact with each other, the second portion is more sharply bent than the first portion, the first solid electrolyte layer contains a first binder, the second solid electrolyte layer contains a second binder, and the second solid electrolyte layer containing the second binder has higher flexibility than a flexibility of the first solid electrolyte layer containing the first binder.

公开(公告)号：US20190006716A1

公开(公告)日：2019-01-03

申请号：US16126142

申请日：2018-09-10

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tomoyuki KOMORI ,  Izuru SASAKI

IPC: H01M10/0583 ,  H01M10/0565 ,  H01M10/0525 ,  H01M10/052

CPC classification number: H01M10/0583 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0565 ,  H01M2220/20 ,  H01M2220/30

Abstract: A battery includes a first portion and a second portion, in which the first portion includes a first positive electrode layer, a first negative electrode layer, and a first solid electrolyte layer located between the first positive electrode layer and the first negative electrode layer, in which the second portion includes a second positive electrode layer, a second negative electrode layer, and a second solid electrolyte layer located between the second positive electrode layer and the second negative electrode layer, in which the first portion and the second portion are in contact with each other, the second portion is more sharply bent than the first portion, the first solid electrolyte layer contains a first binder, the second solid electrolyte layer contains a second binder, and the second solid electrolyte layer containing the second binder has higher flexibility than a flexibility of the first solid electrolyte layer containing the first binder.

公开(公告)号：US20150111129A1

公开(公告)日：2015-04-23

申请号：US14582761

申请日：2014-12-24

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tomoyuki KOMORI ,  Yuji ZENITANI ,  Takashi NISHIHARA

IPC: H01M8/10 ,  C25B9/08 ,  C30B29/22 ,  C30B23/02 ,  C30B29/02 ,  H01M8/12 ,  C25B13/04

CPC classification number: H01M8/1004 ,  C23C14/08 ,  C23C14/185 ,  C25B9/08 ,  C25B13/04 ,  C30B23/02 ,  C30B29/02 ,  C30B29/22 ,  H01B1/122 ,  H01M4/86 ,  H01M4/881 ,  H01M4/92 ,  H01M8/1016 ,  H01M8/12 ,  H01M8/1213 ,  H01M8/1253 ,  H01M2008/1293 ,  H01M2300/0071 ,  H01M2300/0074 ,  Y02E60/521 ,  Y02E60/525

Abstract: A proton conductor includes an electrolytic layer having first and second main surfaces; and a plurality of catalyst particles. The first main surface of the electrolytic layer includes a flat portion and a plurality of recessed portions. The plurality of catalyst particles are respectively located in the plurality of recessed portions. The flat portion of the first main surface and parts of surfaces of the plurality of catalyst particles exposed from the plurality of recessed portions form a third main surface. The electrolytic layer is formed of a single crystal of a perovskite-type oxide having a proton conductivity. The catalyst particles are formed of a single crystal of a noble metal material. The perovskite-type oxide of the electrolytic layer) has a crystal orientation that matches a crystal orientation of the noble metal material of the plurality of catalyst particles.

Abstract translation: 质子导体包括具有第一和第二主表面的电解质层; 和多个催化剂颗粒。 电解质层的第一主表面包括平坦部分和多个凹陷部分。 多个催化剂粒子分别位于多个凹部中。 第一主表面的平坦部分和从多个凹部露出的多个催化剂颗粒的表面的一部分形成第三主表面。 电解质层由具有质子传导性的钙钛矿型氧化物的单晶形成。 催化剂颗粒由贵金属材料的单晶形成。 电解质层的钙钛矿型氧化物）具有与多个催化剂粒子的贵金属材料的结晶取向一致的结晶取向。

公开(公告)号：US20230155170A1

公开(公告)日：2023-05-18

申请号：US18097809

申请日：2023-01-17

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Keita MIZUNO ,  Takashi KUBO ,  Tetsuya ASANO ,  Takehiro TANAKA ,  Kensuke WAKASUGI ,  Tomoyuki KOMORI ,  Takahiro HAMADA ,  Mikiya FUJII ,  Akihiro SAKAI

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/008

Abstract: A solid electrolyte material of the present disclosure consists of Li, M1, M2, and X. The M1 is one selected from the group consisting of Mg, Ca, Sr, Ba, and Zn. The M2 is at least one selected from the group consisting of Gd and Sm. The X is at least one selected from the group consisting of F, Cl, Br, and I. A battery of the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer provided between the positive electrode and the negative electrode. At least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer includes the solid electrolyte material of the present disclosure.

公开(公告)号：US20150243985A1

公开(公告)日：2015-08-27

申请号：US14699440

申请日：2015-04-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tetsuya ASANO ,  Tomoyuki KOMORI ,  Eiji FUJII

IPC: H01M4/525 ,  H01M10/0525 ,  H01M4/66

CPC classification number: H01M4/525 ,  H01M4/131 ,  H01M4/66 ,  H01M10/052 ,  H01M10/0525 ,  H01M2004/028 ,  Y02T10/7011

Abstract: A lithium secondary battery includes: a positive electrode including a positive-electrode active material layer; a negative electrode including a negative-electrode active material layer; and an ion conductor being lithium ion conductive and interposed between the positive electrode and the negative electrode. The positive-electrode active material layer is composed of lithium cobaltate, and has an α-NaFeO2 type crystal structure. The positive-electrode active material layer is composed only of first regions oriented in the (110) plane and second regions oriented in the (018) plane, the first regions and the second regions being mixedly present in the xy plane of the positive-electrode active material layer, where x and y axes are defined as two axes that are parallel to the principal face of the positive-electrode active material layer, and a z axis is defined as an axis perpendicular to the principal face.

Abstract translation: 锂二次电池包括：正极，包括正极活性物质层; 负极，包括负极活性物质层; 离子导体为锂离子导电，插在正极和负极之间。 正极活性物质层由钴酸锂构成，具有α-NaFeO 2型晶体结构。 正极活性物质层仅由（110）面取向的第一区域和（018）面取向的第二区域构成，第一区域和第二区域混合存在于正极的xy面 活性物质层，其中x和y轴被定义为平行于正极活性物质层的主面的两个轴，并且z轴被定义为垂直于主面的轴。

公开(公告)号：US20150236375A1

公开(公告)日：2015-08-20

申请号：US14700085

申请日：2015-04-29

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Tetsuya ASANO ,  Tomoyuki KOMORI ,  Eiji FUJII

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/525

CPC classification number: H01M10/0562 ,  H01M4/131 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0585 ,  H01M2004/028 ,  H01M2300/0071

Abstract: An exemplary lithium secondary battery includes: a positive electrode including a positive-electrode active substance layer 103; a negative electrode; and a solid electrolyte layer 104. The positive-electrode active substance layer 103 comprises lithium cobaltate, and has an α-NaFeO2 type crystal structure. The positive-electrode active substance layer 103 includes a lower layer 103a, and an upper layer 103b interposed between the lower layer and the solid electrolyte layer. The lower layer 103a is oriented in the (110) plane. The upper layer 103b is composed only of first regions 103b1 oriented in the (110) plane and second regions 103b2 oriented in the (018) plane, the first and second regions being mixedly present in the xy plane of the positive-electrode active substance layer. The solid electrolyte layer 104 comprises lithium lanthanum titanate, and has a tetragonal perovskite-type crystal structure. The solid electrolyte layer 104 is oriented in the (110) or (102) plane.

Abstract translation: 示例性锂二次电池包括：正极，包括正极活性物质层103; 负极; 和固体电解质层104.正极活性物质层103包含钴酸锂，并且具有α-NaFeO 2型晶体结构。 正极活性物质层103包括下层103a和介于下层和固体电解质层之间的上层103b。 下层103a在（110）面中取向。 上层103b仅由（110）面取向的第一区域103b1和（018）面取向的第二区域103b2构成，第一和第二区域混合存在于正极活性物质层的xy平面 。 固体电解质层104包含钛酸镧锂，并具有四方晶系钙钛矿型晶体结构。 固体电解质层104在（110）或（102）平面中取向。

公开(公告)号：US20150236374A1

公开(公告)日：2015-08-20

申请号：US14699711

申请日：2015-04-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tetsuya ASANO ,  Tomoyuki KOMORI ,  Eiji FUJII

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/66

CPC classification number: H01M10/0562 ,  H01M4/131 ,  H01M4/525 ,  H01M4/66 ,  H01M4/664 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0585 ,  H01M2004/028 ,  H01M2300/0071 ,  Y02T10/7011

Abstract: An exemplary all-solid lithium secondary battery includes a positive electrode including a positive-electrode active substance layer, a negative electrode, and a solid electrolyte layer interposed between the positive electrode and the negative electrode. The positive-electrode active substance layer is composed of lithium cobaltate, and has an α —NaFeO2 type crystal structure. The positive-electrode active substance layer has a (018) plane oriented in a normal direction of a principal face of the positive-electrode active substance layer. The solid electrolyte layer is composed of lithium lanthanum titanate and has a tetragonal perovskite-type crystal structure. The solid electrolyte layer has a (110) plane or a (102) plane oriented in a normal direction of a principal face of the solid electrolyte layer.

Abstract translation: 示例性全固体锂二次电池包括正极，其包括正电极活性物质层，负极和置于正极和负极之间的固体电解质层。 正极活性物质层由钴酸锂构成，具有α-NaFeO 2型晶体结构。 正极活性物质层具有在正极活性物质层的主面的法线方向上取向的（018）面。 固体电解质层由钛酸锂镧构成，具有四方晶系钙钛矿型晶体结构。 固体电解质层具有在固体电解质层的主面的法线方向上取向的（110）面或（102）面。