公开(公告)号：US20220181634A1

公开(公告)日：2022-06-09

申请号：US17541227

申请日：2021-12-02

Applicant: Korea Advanced Institute of Science and Technology ,  Korea University Research and Business Foundation ,  Daegu Gyeongbuk Institute of Science and Technology

Inventor： Seokwoo JEON ,  Gayea HYUN ,  Yong-Mook KANG ,  Mihui PARK ,  Seonyong JO ,  Yong Min LEE ,  Joonam PARK ,  Seungwon JUNG

IPC: H01M4/62 ,  H01M10/052 ,  H01M4/66 ,  H01M4/04

Abstract: According to an embodiment, a porous electrode comprises a three-dimensional nanostructured porous catalyst film including a catalyst material promoting an oxygen reduction and evolution reactions, having an aligned pore structure, and having an upper surface and a lower surface opening the pore structure and a porous current collecting layer interfacially adhered to the three-dimensional nanostructured porous catalyst film by a binder polymer.

公开(公告)号：US20250003028A1

公开(公告)日：2025-01-02

申请号：US18419327

申请日：2024-01-22

Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION

Inventor： Yong-Mook KANG ,  Gilseob KIM ,  Jing ZHANG

IPC: C22C1/10 ,  C22C32/00 ,  H01M4/02 ,  H01M4/04

Abstract: Disclosed is a diffusion controlled reaction based alloying anodes through nanostructuring. The diffusion controlled reaction based alloying anode includes a carbon-alloy-based anode material nanocomposite composed of a carbon matrix and alloy-based anode material particles and formed via a diffusion-controlled induction process that is means for inducing the diffusion-controlled reaction.

公开(公告)号：US20240258524A1

公开(公告)日：2024-08-01

申请号：US18408128

申请日：2024-01-09

Applicant: Korea University Research and Business Foundation ,  KOREA BASIC SCIENCE INSTITUTE

Inventor： Young-Keun KIM ,  Yong-Mook KANG ,  Ji-Ung CHO ,  Bum-Chul PARK ,  Dae-Bum LEE

IPC: H01M4/60 ,  H01M4/36 ,  H01M4/52 ,  H01M10/054 ,  H01M4/02

CPC classification number: H01M4/60 ,  H01M4/366 ,  H01M4/523 ,  H01M10/054 ,  H01M2004/021 ,  H01M2004/027

Abstract: The present disclosure relates to an anode active material for a sodium secondary battery, which has a layered crystal structure and is formed of nanoplatelets containing iron oxide having organic anions, and in which the nanoplatelets are provided in plural numbers and formed in a stacking structure spaced apart at a first interval.

公开(公告)号：US20220223858A1

公开(公告)日：2022-07-14

申请号：US17570050

申请日：2022-01-06

Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION

Inventor： Yong-Mook KANG ,  Suwon LEE ,  Youngju CHOI ,  Gi-Hyeok LEE

IPC: H01M4/505 ,  H01M10/052

Abstract: The inventive concept discloses a cathode active material containing crystal water and a manganese-based metal oxide.

公开(公告)号：US20220223870A1

公开(公告)日：2022-07-14

申请号：US17570170

申请日：2022-01-06

Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION

Inventor： Yong-Mook KANG ,  Suwon LEE ,  Youngju CHOI ,  Gi-Hyeok LEE

IPC: H01M4/60 ,  H01M4/139 ,  H01M10/052

Abstract: The inventive concept discloses a cathode active material containing an organic molecule containing oxygen and a transition metal-based metal oxide.

公开(公告)号：US20220220003A1

公开(公告)日：2022-07-14

申请号：US17570084

申请日：2022-01-06

Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION

Inventor： Yong-Mook KANG ,  Suwon LEE ,  Youngju CHOI ,  Gi-Hyeok LEE

IPC: C01G45/12

Abstract: The inventive concept discloses a method for preparing a cathode active material containing a lithium manganese oxide exhibiting a reversible phase transition, and exhibiting electrochemical characteristics of the lithium manganese oxide through the reversible phase transition including (A) synthesizing a sodium manganese oxide using a manganese precursor, and (B) reacting the sodium manganese oxide with a lithium precursor to synthesize the lithium manganese oxide, or including (C) directly synthesizing the lithium manganese oxide.