公开(公告)号：US12166201B2

公开(公告)日：2024-12-10

申请号：US18210170

申请日：2023-06-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hwiyeol Park ,  Huisu Jeong ,  Kyounghwan Kim ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M4/04 ,  H01M4/139 ,  H01M4/485 ,  H01M4/58 ,  H01M10/0525 ,  H01M4/02

Abstract: An electrode structure includes a base layer including a first active material, and a plurality of active material plates on a first surface of the base layer and spaced apart from one another, the plurality of active material plates including a second active material. An active material density of the base layer is less than an active material density of an active material plate of the plurality of active material plates.

公开(公告)号：US12027687B2

公开(公告)日：2024-07-02

申请号：US17886681

申请日：2022-08-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heungchan Lee ,  Dongmin Im ,  Hwiyeol Park ,  Hyunchul Lee ,  Huisu Jeong ,  Junhyeong Lee ,  Jin S. Heo

IPC: H01M12/08 ,  H01M4/86 ,  H01M4/90

CPC classification number: H01M12/08 ,  H01M4/8605 ,  H01M4/9016 ,  H01M2004/8689

Abstract: A metal metal-air battery includes: an anode layer including a metal, a cathode layer spaced apart from the anode layer and including a hybrid conductive material having both electron conductivity and ionic conductivity; and a separator disposed between the anode layer and the cathode layer, wherein the hybrid conductive material includes a channel for metal ion transfer from the anode layer and a channel for electron transfer between the cathode and the anode.

公开(公告)号：US11757094B2

公开(公告)日：2023-09-12

申请号：US16939208

申请日：2020-07-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M4/66 ,  H01M4/04 ,  H01M4/1391 ,  H01M10/0525 ,  H01M4/131 ,  H01M50/46

CPC classification number: H01M4/366 ,  H01M4/0471 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/661 ,  H01M10/0525 ,  H01M50/46

Abstract: A battery includes a cathode layer, a cathode current collector on the cathode layer, an anode layer on the cathode layer, an anode current collector on the anode layer, a separator between the cathode layer and the anode layer, and an electrolyte, wherein the cathode layer includes a plurality of crystal grains of a cathode active material and aligned in a first direction, and at least one groove formed in a direction perpendicular to an upper surface of the cathode layer that is in contact with the separator, and wherein a side surface of the cathode layer exposed by the at least one groove is aligned with a crystal direction, a crystal direction, wherein h and k are integers greater than or equal to 1, or a combination thereof, of the crystal grains of the cathode active material.

公开(公告)号：US12211996B2

公开(公告)日：2025-01-28

申请号：US18220919

申请日：2023-07-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M4/04 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/66 ,  H01M10/0525 ,  H01M50/46

Abstract: A battery includes a cathode layer, a cathode current collector on the cathode layer, an anode layer on the cathode layer, an anode current collector on the anode layer, a separator between the cathode layer and the anode layer, and an electrolyte, wherein the cathode layer includes a plurality of crystal grains of a cathode active material and aligned in a first direction, and at least one groove formed in a direction perpendicular to an upper surface of the cathode layer that is in contact with the separator, and wherein a side surface of the cathode layer exposed by the at least one groove is aligned with a crystal direction, a crystal direction, wherein h and k are integers greater than or equal to 1, or a combination thereof, of the crystal grains of the cathode active material.

公开(公告)号：US20240222735A1

公开(公告)日：2024-07-04

申请号：US18339448

申请日：2023-06-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jusik Kim ,  Jirae Kim ,  Junhyeong Lee

IPC: H01M10/615 ,  H01M4/66 ,  H05B3/14 ,  H05B3/18

CPC classification number: H01M10/615 ,  H01M4/662 ,  H05B3/145 ,  H05B3/146 ,  H05B3/18 ,  H01M10/0525

Abstract: Provided is a lithium battery including a plurality of unit cells; and one or more current collecting members, wherein each of the plurality of unit cells includes a first electrode active material layer, a second electrode active material layer, and an electrolyte layer disposed between the first electrode active material layer and the second electrode active material layer, the one or more current collecting members includes a first current collecting member disposed between a first unit cell and a second unit cell adjacent to each other, the first current collecting member includes a first surface in contact with the first unit cell, a second surface facing the first surface and in contact with the second unit cell, a first current collector, and a heating element disposed between the first surface and the second surface, wherein the heating element is spaced apart from the first unit cell and the second unit cell.

公开(公告)号：US11476522B2

公开(公告)日：2022-10-18

申请号：US16154944

申请日：2018-10-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heungchan Lee ,  Dongmin Im ,  Hwiyeol Park ,  Hyunchul Lee ,  Huisu Jeong ,  Junhyeong Lee ,  Jin S. Heo

IPC: H01M12/08 ,  H01M4/86 ,  H01M4/90

Abstract: A metal metal-air battery includes: an anode layer including a metal, a cathode layer spaced apart from the anode layer and including a hybrid conductive material having both electron conductivity and ionic conductivity; and a separator disposed between the anode layer and the cathode layer, wherein the hybrid conductive material includes a channel for metal ion transfer from the anode layer and a channel for electron transfer between the cathode and the anode.

公开(公告)号：US20210036304A1

公开(公告)日：2021-02-04

申请号：US16944760

申请日：2020-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan Kim ,  Hwiyeol Park ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Huisu Jeong ,  Jin S. HEO

IPC: H01M4/13 ,  H01M4/36 ,  H01M4/70 ,  H01M10/052

Abstract: An electrode structure includes: a current collector layer including a current collector including a feature, wherein the current collector is within the current collector layer, an active material layer provided on the current collector layer, and an adhesive pattern including an adhesive and disposed in the feature of the current collector, wherein the adhesive pattern extends between the current collector layer and the active material layer, and the active material layer is fixed on a top surface of the current collector layer by the adhesive pattern.

公开(公告)号：US20180375092A1

公开(公告)日：2018-12-27

申请号：US15872562

申请日：2018-01-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hwiyeol Park ,  Huisu Jeong ,  Kyounghwan Kim ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M10/052 ,  H01M10/0562 ,  H01M10/0565 ,  H01M4/66 ,  H01M10/0585 ,  H01M10/04

Abstract: A secondary battery including a first electrode structure; a second electrode structure spaced apart from the first electrode structure; and an electrolyte layer disposed between the first electrode structure and the second electrode structure, wherein the first electrode structure includes: a current collector layer; and plurality of first active material plates electrically connected to the current collector layer, protruding from the current collector layer, and including a first active material, wherein each plate of the plurality of first active material plates has a width and a length greater than the width, and the plurality of first active material plates are spaced apart from one another in a widthwise direction and in a lengthwise direction, and wherein the electrolyte layer extends into gaps between the plurality of first active material plates along the lengthwise direction.

公开(公告)号：US12160016B2

公开(公告)日：2024-12-03

申请号：US17523072

申请日：2021-11-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan Kim ,  Hwiyeol Park ,  Joungwon Park ,  Jeongkuk Shon ,  Junhyeong Lee ,  Huisu Jeong

IPC: H01M50/457 ,  H01M4/02 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58

Abstract: A secondary battery includes a negative electrode; a positive electrode including a plurality of positive electrode plates spaced apart from each other in a width direction, wherein a positive electrode plate of the plurality of positive electrode plates has a planar shape, and a channel between the plurality of positive electrode plates; an electrolyte material disposed in the channel between the plurality of positive electrode plates; a separation membrane between the negative electrode and the positive electrode; and a first metal layer disposed on a surface of the separation membrane facing the positive electrode.

公开(公告)号：US11799073B2

公开(公告)日：2023-10-24

申请号：US16598038

申请日：2019-10-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M4/02

CPC classification number: H01M4/366 ,  H01M2004/021 ,  H01M2004/025

Abstract: An electrode structure includes: a base layer including a first active material; a plurality of active material plates, a plate of the plurality of active material plates including opposing side walls and a lower wall, wherein the lower wall is disposed on the base layer, wherein adjacent plates of the plurality of active material plates are spaced apart from each other, and wherein an active material plate of the plurality of active material plates includes a second active material; and a channel between adjacent plates of the plurality of active material plates, wherein the channel includes a first channel region defined by adjacent side walls of the adjacent plates, and a second channel region connected to the first channel region and defined by a lower wall of the adjacent plates and the base layer.