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.