公开(公告)号：US20210265616A1

公开(公告)日：2021-08-26

申请号：US17153132

申请日：2021-01-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Taeyoung KIM ,  Jungock PARK ,  Dongjoon LEE ,  Heungchan LEE

IPC: H01M4/131 ,  H01M4/134 ,  H01M4/1391 ,  H01M4/1395 ,  H01M4/36 ,  H01M4/505 ,  H01M4/525 ,  H01M4/04 ,  H01M10/052

Abstract: A positive electrode configured to use oxygen as a positive active material, and a barrier layer disposed on a surface of the porous layer, wherein a porosity of the porous layer is greater than a porosity of the barrier layer, wherein the barrier layer includes a first lithium-containing metal oxide; a lithium-air battery including the positive electrode; and a method of manufacturing the positive electrode.

公开(公告)号：US20210249716A1

公开(公告)日：2021-08-12

申请号：US17036316

申请日：2020-09-29

Applicant: Samsung Electronics Co., Ltd. ,  Myongji University Industry and Academia Cooperation

Inventor： Dongjoon LEE ,  Jeonggil SEO ,  Alan Christian LIM ,  Jungock PARK

IPC: H01M12/06 ,  H01M12/08 ,  H01M4/485 ,  H01M4/38

Abstract: A cathode of a metal-air battery includes an electrically conductive metal oxide in a three-dimensional (3D) network structure,
wherein the electrically conductive metal oxide of the three-dimensional network structure is in a form of a plurality of strands, wherein a strand of the plurality of strands has an aspect ratio in a range of about 10 to about 107, and wherein the three-dimensional network structure has a porosity of about 70 volume percent to about 95 volume percent, based on a total volume of the three-dimensional network structure.

公开(公告)号：US20210242470A1

公开(公告)日：2021-08-05

申请号：US17156934

申请日：2021-01-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Mokwon KIM ,  Jungock PARK ,  Hyunpyo LEE

IPC: H01M4/86 ,  H01M12/08 ,  H01M4/88 ,  H01M4/38

Abstract: A cathode configured to use oxygen as a cathode active material includes: a porous electrically conductive framework substrate; and a coating layer disposed on a surface of the porous electrically conductive framework substrate, wherein the coating layer includes at least one of a lithium-containing metal oxide or a composite including a lithium-containing metal oxide, and wherein a porosity of the porous electrically conductive framework substrate is about 70 percent to about 99 percent, based on a total volume of the cathode, and an areal resistance of the porous electrically conductive framework substrate is about 0.01 milliohms per square centimeter to about 100 milliohms per square centimeter.

公开(公告)号：US20210194078A1

公开(公告)日：2021-06-24

申请号：US16993370

申请日：2020-08-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wonsung CHOI ,  Mokwon KIM ,  Taeyoung KIM ,  Jungock PARK ,  Hyunpyo LEE ,  Kyounghwan CHOI

IPC: H01M12/02 ,  H01M12/08 ,  H01M4/38 ,  H01M4/86

Abstract: A lithium air battery including: a lithium air cell including a cathode configured to use oxygen as cathode active materials, an anode capable of storing and releasing lithium ions, and an electrolyte disposed between the cathode and the anode; and a water vapour supply unit including a basic metal compound and water, wherein the water vapour supply unit is configured to supply water to the cathode of the lithium air cell.

公开(公告)号：US20250087743A1

公开(公告)日：2025-03-13

申请号：US18427499

申请日：2024-01-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunjin KIM ,  Jungock PARK ,  Youngsin PARK ,  Joungwon PARK ,  Hyunpyo LEE ,  Jonghoon KA

IPC: H01M10/0562 ,  H01M4/02 ,  H01M4/583 ,  H01M4/66 ,  H01M10/26

Abstract: A sodium all-solid secondary battery including: a cathode; an anode; a sulfide-containing electrolyte between the cathode and the anode; an oxide-containing electrolyte between the sulfide-containing electrolyte and the anode; and a first bonding layer between the oxide-containing electrolyte and the sulfide-containing electrolyte, wherein the cathode includes a cathode current collector and a cathode active material layer, the anode includes an anode current collector and an anode active material layer, and the first bonding layer includes a metal capable of forming an alloy with sodium, a sodium ion-conductive material, or a combination thereof.

公开(公告)号：US20210296687A1

公开(公告)日：2021-09-23

申请号：US17199780

申请日：2021-03-12

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

Inventor： Dongjoon LEE ,  Taejoo PARK ,  Jungock PARK

IPC: H01M10/0562 ,  H01M12/06

Abstract: A solid electrolyte includes a first layer including an inorganic lithium-ion conductor, and a second layer disposed on at least one surface of the first layer, wherein the second layer includes at least one of a compound represented by Formula 1 or a compound represented by Formula 2: LixMyOz  Formula 1 LixMy(OH)z  Formula 2 wherein, in Formulae 1 and 2,
each M is independently at least one of a monovalent element to a hexavalent element, and
each of x, y, and z are independently 0

公开(公告)号：US20210257628A1

公开(公告)日：2021-08-19

申请号：US17153271

申请日：2021-01-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taeyoung KIM ,  Hyunpyo LEE ,  Mokwon KIM ,  Jungock PARK ,  Heungchan LEE

IPC: H01M4/86 ,  H01M12/08 ,  H01M4/88 ,  H01M4/38 ,  H01M4/90 ,  C01G55/00 ,  C01G53/00 ,  C01G51/00 ,  C01G45/12 ,  C01G37/14 ,  C01G23/00

Abstract: A cathode configured to use oxygen as a cathode active material includes: a porous film including a metal oxide, where a porosity of the porous film is about 50 volume percent to about 95 volume percent, based on a total volume of the porous film, and an amount of an organic component in the porous film is 0 to about 2 weight percent, based on a total weight of the porous film.

公开(公告)号：US20180076495A9

公开(公告)日：2018-03-15

申请号：US14969027

申请日：2015-12-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungock PARK ,  Kyounghwan CHOI ,  Joonhee KIM

IPC: H01M12/08 ,  H01M12/02

Abstract: A metal-air battery includes a gas diffusion layer; a first cathode and a second cathode disposed on opposite surfaces of the gas diffusion layer, respectively; an ion conducting membrane, including a folded portion, surrounding the first cathode, the gas diffusion layer, and the second cathode and disposed on each of the first cathode and the second cathode; and an anode, including a folded portion, surrounding the ion conducting membrane and disposed on the ion conducting membrane, where the folded portion of the anode is folded in a same direction as the folded portion of the ion conducting membrane.

公开(公告)号：US20210280932A1

公开(公告)日：2021-09-09

申请号：US17176490

申请日：2021-02-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Heungchan LEE ,  Hyunpyo LEE ,  Jungock PARK

IPC: H01M12/08 ,  H01M12/06 ,  H01M12/02 ,  H01M4/86

Abstract: A metal air battery apparatus includes: a metal air cell including a cathode layer including pores, an anode layer facing the cathode layer, and a solid electrolyte layer between the cathode layer and the anode layer; and a controller configured to control at least one of a charge rate or a discharge rate of the metal air cell based on a porosity of the cathode layer.

公开(公告)号：US20200153067A1

公开(公告)日：2020-05-14

申请号：US16676628

申请日：2019-11-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Mokwon KIM ,  Heungchan LEE ,  Sangbok MA ,  Jungock PARK ,  Hyunjin KIM ,  Wonsung CHOI

IPC: H01M12/08 ,  H01M12/06 ,  H01M4/131 ,  H01M4/86

Abstract: A metal-air battery including a cathode including a metal; an anode including a composite conductive material; a solid electrolyte layer between the cathode and the anode; and a vapor supplier configured to supply a vapor to the anode and the solid electrolyte layer.