公开(公告)号：US20200243825A1

公开(公告)日：2020-07-30

申请号：US16743489

申请日：2020-01-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan CHOI ,  Wonsung CHOI

IPC: H01M2/16 ,  H01M12/08 ,  H01M10/052

Abstract: A composite membrane includes: an organic layer including a plurality of through holes; and ion conductive inorganic particles disposed in the plurality of through holes, wherein the ion conductive inorganic particles each include at least one recess, at least one protrusion, or a combination thereof on a surface thereof, and wherein the surface of the ion conductive inorganic particles which comprises the at least one recess, the at least one protrusion, or the combination thereof faces a surface of the organic layer.

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：US20210135309A1

公开(公告)日：2021-05-06

申请号：US16846553

申请日：2020-04-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wonsung CHOI ,  Kyounghwan CHOI

IPC: H01M12/08 ,  H01M4/90 ,  H01M4/88 ,  H01M12/02

Abstract: A cathode layer including a cathode carrier including a first material having a Young's modulus of 50 to 100 gigapascals (GPa), a shear modulus of 10 to 50 GPa, and an elongation of 30% to 90%; and an aqueous electrolyte in contact with the cathode carrier.

公开(公告)号：US20200243871A1

公开(公告)日：2020-07-30

申请号：US16743510

申请日：2020-01-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan CHOI ,  Hyunjin KIM ,  Wonsung CHOI

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

Abstract: A cathode includes: a mixed conductive layer, wherein the mixed conductive layer includes a core-shell structured particle having a core portion including a solid electrolyte and a shell portion including an electronic conductor, wherein the cathode is configured to use oxygen as a cathode active material.

公开(公告)号：US20200220179A1

公开(公告)日：2020-07-09

申请号：US16730007

申请日：2019-12-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Wonsung CHOI ,  Kyounghwan CHOI ,  Youngeal KIM ,  Hyunjin KIM ,  Huisu JEONG

IPC: H01M4/86 ,  H01M12/08

Abstract: A conductive array, a composite membrane including the conductive array, a lithium battery, and a method of manufacturing the conductive array. The conductive array includes a plurality of ion conductive inorganic particles spaced apart from each other, wherein the circumferences (x) and the width (y) of a top surface of an ion conductive inorganic particle of the plurality of ion conductive inorganic particles in plan view satisfy Inequality (1), x≥3.2y, and  Inequality (1) a distance between a first ion conductive inorganic particle of the plurality of ion conductive inorganic particles and an adjacent second ion conductive inorganic particle in a plan view is 0% to about 20% of the width of the surface of the ion conductive inorganic particle.

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.

公开(公告)号：US20210242469A1

公开(公告)日：2021-08-05

申请号：US17128305

申请日：2020-12-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunpyo LEE ,  Taeyoung KIM ,  Mokwon KIM ,  Wonsung CHOI

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

Abstract: A cathode configured to use oxygen as a cathode active material, the cathode including: a porous film, wherein the porous film includes a metal oxide, and wherein a surface of the porous film has root mean square (RMS) roughness (Rq) of about 0.01 micrometer to about 1 micrometer, and a porosity of the porous film is about 50 volume percent to about 99 volume percent, based on a total volume of the porous film.

公开(公告)号：US20210184221A1

公开(公告)日：2021-06-17

申请号：US17093768

申请日：2020-11-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan CHOI ,  Wonsung CHOI

IPC: H01M4/86 ,  H01M12/08

Abstract: A metal-air battery includes: a cathode layer, an anode layer facing the cathode layer, a solid electrolyte layer disposed between the cathode layer and the anode layer, and an oxygen permeable protective layer on a surface of the cathode layer

公开(公告)号：US20210126240A1

公开(公告)日：2021-04-29

申请号：US16852677

申请日：2020-04-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyunpyo LEE ,  Mokwon KIM ,  Taeyoung KIM ,  Wonsung CHOI

IPC: H01M4/131 ,  H01M4/134 ,  H01M4/58 ,  H01M4/505 ,  H01M4/525 ,  H01M4/04 ,  H01M4/66 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0569

Abstract: A cathode for a metal-air battery, the cathode including a mixed conductor; and first pores having a size of about 1 micrometer (μm) or greater, wherein an amount of the first pores is about 30 volume percent (volume %) or greater, with respect to a total volume of pores in the cathode, and a total porosity of the cathode is about 50% or greater, based on a total volume of the cathode.

公开(公告)号：US20190214622A1

公开(公告)日：2019-07-11

申请号：US16152948

申请日：2018-10-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wonsung CHOI ,  Kyounghwan CHOI ,  Myungjin LEE ,  Toshinori SUGIMOTO ,  Shintaro KITAJIMA

IPC: H01M2/16 ,  H01M10/0525 ,  H01M2/14

CPC classification number: H01M2/166 ,  H01M2/145 ,  H01M2/1673 ,  H01M4/134 ,  H01M4/366 ,  H01M4/382 ,  H01M10/052 ,  H01M12/08

Abstract: A composite membrane comprising an organic film layer; and a plurality of ion conductive inorganic particles disposed in the organic film layer, wherein the organic film layer comprises a crosslinked copolymer, and the crosslinked copolymer comprises a fluorine-containing first repeating unit and at least one repeating unit selected from a fluorine-free second repeating unit and a fluorine-free third repeating unit.