公开(公告)号：US12125965B2

公开(公告)日：2024-10-22

申请号：US17410197

申请日：2021-08-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyunghoon Cho ,  Hwiyeol Park ,  Jin S. Heo ,  Hojung Yang

IPC: H01M10/052 ,  H01M4/04 ,  H01M4/139 ,  H01M4/66 ,  H01M6/40 ,  H01M10/04 ,  H01M10/0562 ,  H01M10/0583

CPC classification number: H01M10/052 ,  H01M10/0459 ,  H01M10/0472 ,  H01M10/0562 ,  H01M10/0583 ,  H01M4/0421 ,  H01M4/139 ,  H01M4/661 ,  H01M6/40 ,  H01M2300/0071

Abstract: A secondary battery includes a first electrode collector layer and a second electrode collector layer, which face each other, a plurality of first active material layers that electrically contact the first electrode collector layer and are substantially perpendicular to the first electrode collector layer, a plurality of second active material layers that electrically contact the second electrode collector layer and are substantially perpendicular to the second electrode collector layer, and a first conductor layer that electrically contacts the first electrode collector layer and is inserted into the plurality of first active material layers.

公开(公告)号：US11456488B2

公开(公告)日：2022-09-27

申请号：US17015622

申请日：2020-09-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Hojung Yang ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M10/0585 ,  H01M10/052 ,  H01M10/0562 ,  H01M10/058

Abstract: An all solid type three-dimensional (“3D”) battery may include a cathode collector, a cathode structure in contact with the cathode collector, an electrolyte structure in contact with the cathode structure, an anode structure in contact with the electrolyte structure, the anode structure not being in contact with the cathode structure and the cathode collector, and an anode collector in contact with the anode structure, where the electrolyte structure is in contact with the cathode collector around the cathode structure. An entirety of a surface of the cathode structure which is used for a battery operation may be in contact with the cathode collector and the electrolyte structure.

公开(公告)号：US11239502B2

公开(公告)日：2022-02-01

申请号：US15148449

申请日：2016-05-06

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H01M10/058 ,  H01M4/13 ,  H01M4/131 ,  H01M4/485 ,  H01M4/66 ,  H01M10/0525 ,  H01M10/052 ,  H01M4/02

Abstract: A three-dimensional (“3D”) electrode structure includes an electrode collector plate, a plurality of active material plates disposed on the electrode collector plate and protruding from the electrode collector plate, and partition walls arranged on the electrode collector plate and substantially perpendicular to the plurality of active material plates in a plan view so as to provide structural stability of the plurality of first active material plates where the 3D electrode structure may be one of two electrode structures that are spaced apart from each other with an electrolyte layer therebetween.

公开(公告)号：US20210091419A1

公开(公告)日：2021-03-25

申请号：US16951222

申请日：2020-11-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan Kim ,  Sungjin Lim ,  Hwiyeol Park ,  Jin S. Heo ,  Hojung Yang ,  Huisu Jeong

IPC: H01M10/42 ,  C23C16/30 ,  C23C16/40 ,  C23C14/06 ,  C23C14/08 ,  C23C14/34 ,  C23C16/455 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58 ,  H01M10/0525 ,  H01M10/0562

Abstract: A three-dimensional all-solid-state lithium ion batteries including a cathode protection layer, the battery including: a cathode including a plurality of plates which are vertically disposed on a cathode current collector; a cathode protection layer disposed on a surfaces of the cathode and the cathode current collector; a solid state electrolyte layer disposed on the cathode protection layer; an anode disposed on the solid state electrolyte layer; and an anode current collector disposed on the anode, wherein the cathode protection layer is between the cathode and the solid state electrolyte layer, and wherein the solid state electrolyte layer is between the cathode protection layer and the anode.

公开(公告)号：US10938015B2

公开(公告)日：2021-03-02

申请号：US15711429

申请日：2017-09-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hojung Yang ,  Kyounghwan Kim ,  Hwiyeol Park ,  Sungjin Lim ,  Huisu Jeong ,  Jin S. Heo

IPC: H01M10/04 ,  H01M2/24 ,  H01M10/0562 ,  H01M10/058 ,  H01M2/04 ,  H01M10/052

Abstract: A plurality of unit cells is stacked on each other in a secondary battery, and each of the plurality of unit cells includes first and second collector layers, which are spaced apart from each other, and a 3-dimensional (“3D”) electrode structure provided between the first and second collector layers and having an outer side surface that is externally exposed and insulated, wherein, in the plurality of unit cells, the first collector layers are stacked to face each other and the second collector layers are stacked to face each other.

公开(公告)号：US10804570B2

公开(公告)日：2020-10-13

申请号：US15493764

申请日：2017-04-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Hojung Yang ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M10/0585 ,  H01M10/052 ,  H01M2/02 ,  H01M10/0562 ,  H01M10/058

Abstract: An all solid type three-dimensional (“3D”) battery may include a cathode collector, a cathode structure in contact with the cathode collector, an electrolyte structure in contact with the cathode structure, an anode structure in contact with the electrolyte structure, the anode structure not being in contact with the cathode structure and the cathode collector, and an anode collector in contact with the anode structure, where the electrolyte structure is in contact with the cathode collector around the cathode structure. An entirety of a surface of the cathode structure which is used for a battery operation may be in contact with the cathode collector and the electrolyte structure.

公开(公告)号：US10312512B2

公开(公告)日：2019-06-04

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: H01M4/02 ,  H01M4/04 ,  H01M4/52 ,  H01M4/131 ,  H01M4/525 ,  H01M10/0525

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：US10243179B2

公开(公告)日：2019-03-26

申请号：US15270191

申请日：2016-09-20

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H01M2/10 ,  H01M10/05 ,  H01M4/13 ,  H01M10/0585 ,  H01M4/139 ,  H01M10/04 ,  H01M10/052 ,  H01M10/0562 ,  H01M10/058 ,  H01M4/04 ,  H01M4/02

Abstract: A secondary battery including: a plurality of unit cells, wherein each unit cell of the plurality of unit cells includes a cathode extending in a top to bottom direction, an electrolyte membrane surrounding at least three surfaces of the cathode, and an anode surrounding at least a portion of the electrolyte membrane, wherein unit cells of the plurality of unit cells are spaced apart from each other in a left to right direction, with cavities therebetween, and a support member configured to support the plurality of unit cells in the left to right direction and disposed between unit cells of the plurality of unit cells.

公开(公告)号：US09979043B2

公开(公告)日：2018-05-22

申请号：US14982748

申请日：2015-12-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hojung Yang ,  Jinseok Heo ,  Hwiyeol Park ,  Kyunghoon Cho

IPC: H01M10/04 ,  H01M4/48 ,  H01M4/66 ,  H01M10/052

CPC classification number: H01M10/04 ,  H01M4/48 ,  H01M4/668 ,  H01M10/052

Abstract: A three dimensional (“3D”) secondary battery includes an electrolyte layer and an anode active material layer that are sequentially stacked on a plurality of first trenches that are provided in a cathode active material layer where, in the anode active material layer, a plurality of second trenches having similar shape to that of the first trenches is provided and the plurality of second trenches are filled with an elastic member and where the elastic member absorbs expansion of the anode active material layer during charging and discharging the 3D secondary battery, and thus, the degradation of the 3-dimensional secondary battery is prevented.

公开(公告)号：US20180131004A1

公开(公告)日：2018-05-10

申请号：US15804045

申请日：2017-11-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hojung Yang ,  Kyounghwan Kim ,  Hwiyeol Park ,  Jin S. Heo ,  Sungjin Lim ,  Huisu Jeong

IPC: H01M4/78 ,  H01M10/0525 ,  H01M4/66 ,  H01M4/04

CPC classification number: H01M4/78 ,  H01M4/0445 ,  H01M4/661 ,  H01M10/0445 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/058 ,  H01M2220/30

Abstract: An electrochemical device including a positive electrode current collector; a first protruding portion including a plurality of positive electrodes in electrical contact with the positive electrode current collector, and a first dented portion disposed between each positive electrode of the plurality of positive electrodes; an electrolyte layer including a second protruding portion and a second dented portion respectively disposed on the first protruding portion including the plurality of positive electrodes and the first dented portion disposed between each positive electrode of the plurality of positive electrodes; and a negative electrode current collector layer including a third protruding portion and a third dented portion respectively disposed on the second protruding portion and the second dented portion of the electrolyte layer.