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：US20220407056A1

公开(公告)日：2022-12-22

申请号：US17751893

申请日：2022-05-24

Applicant: Samsung Electronics Co., Ltd. ,  Industry-University Cooperation Foundation Hanyang University ERICA Campus

Inventor： Joungwon Park ,  Kyumoon Kwon ,  Kyounghwan Kim ,  Taejoo Park ,  Hwiyeol Park ,  Huisu Jeong

IPC: H01M4/36 ,  H01M4/04 ,  H01M4/62 ,  H01M10/0525

Abstract: A cathode includes: a cathode current collector; a cathode active material layer on the cathode current collector and including a first surface, and a second surface opposite the first surface and adjacent to the cathode current collector, wherein the cathode active material layer includes a channel structure including a channel extending in a direction from the first surface to the second surface; and a conductive metal layer disposed on a surface of the channel of the channel structure.

公开(公告)号：US20170084918A1

公开(公告)日：2017-03-23

申请号：US15168582

申请日：2016-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hojung Yang ,  Hwiyeol Park ,  Kyunghoon Cho ,  Kyounghwan Kim ,  Seunghoon Nam ,  Huisu Jeong ,  Jinseok Heo

IPC: H01M4/525 ,  H01M4/04 ,  H01M4/131 ,  H01M10/0525 ,  H01M4/52

CPC classification number: H01M4/525 ,  H01M4/0416 ,  H01M4/0471 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/523 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/0585 ,  H01M2004/021 ,  H01M2004/028

Abstract: A cathode of a three-dimensional lithium secondary is defined by a sintered body including a cathode active material, in which a thickness of the sintered body is in a range of about 5 μm to about 30 μm, and an electrode density of the sintered body is in a range of about 3.7 g/cc to about 4.6 g/cc. The cathode active material may include a lithium cobalt oxide.

公开(公告)号：US20170047582A1

公开(公告)日：2017-02-16

申请号：US15063711

申请日：2016-03-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hwiyeol Park ,  Hojung Yang ,  Kyunghoon Cho ,  Jin S. Heo ,  Seunghoon Nam ,  Huisu Jeong

IPC: H01M4/36 ,  H01M4/66 ,  H01M4/04 ,  H01M4/485 ,  H01M4/58

CPC classification number: H01M4/366 ,  H01M4/0414 ,  H01M4/0471 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/485 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/661 ,  H01M4/662

Abstract: A metal oxide composite including a first metal oxide composite layer, and a second metal oxide layer, wherein the first metal oxide composite layer and the second metal oxide layer are alternately stacked in a thickness direction; and a third metal oxide layer that is disposed on a side surface of the stacked structure, wherein the third metal oxide layer includes a metal oxide that is a same metal oxide as a metal oxide included in the stacked structure.

Abstract translation: 一种包含第一金属氧化物复合层和第二金属氧化物层的金属氧化物复合物，其中所述第一金属氧化物复合层和所述第二金属氧化物层在厚度方向上交替堆叠; 以及设置在所述层叠结构的侧面的第三金属氧化物层，其中所述第三金属氧化物层包括与所述层叠结构体中包含的与所述金属氧化物相同的金属氧化物的金属氧化物。

公开(公告)号：US12272816B2

公开(公告)日：2025-04-08

申请号：US17036170

申请日：2020-09-29

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 ,  H01M4/04

Abstract: An active material structure includes first active material lines arranged in a first direction, second active material lines arranged in a second direction intersecting the first direction, and intermediate active material lines between the first active material lines and the second active material lines in a third direction intersecting the first direction and the second direction, the intermediate active material lines provided in overlapping regions of the first active material lines and the second active material lines, wherein the upper active material lines and the second active material lines are electrically connected by the intermediate active material lines.

公开(公告)号：US20220293963A1

公开(公告)日：2022-09-15

申请号：US17685547

申请日：2022-03-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Jeongkuk Shon ,  Kyounghwan Kim ,  Joungwon Park ,  Hwiyeol Park ,  Jinsuck Heo

IPC: H01M4/72 ,  H01M4/66 ,  H01M4/04

Abstract: An electrode structure including an active material structure, the active material structure including a first active material plate having a plurality of first penetration holes extending in a thickness direction of the first active material plate; and a second active material plate stacked on a side of the first active material plate in a first direction, wherein the electrode structure is configured for use in a secondary battery.

公开(公告)号：US20220166110A1

公开(公告)日：2022-05-26

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

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：US10756336B2

公开(公告)日：2020-08-25

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 ,  H01M4/131 ,  H01M4/13 ,  H01M10/058 ,  H01M4/02

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.