The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 30, 2024
Filed:
Jul. 26, 2019
Korea University Research and Business Foundation, Seoul, KR;
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Won Sub Yoon, Seoul, KR;
Yong Mook Kang, Seoul, KR;
Mi Ru Jo, Seoul, KR;
Junghoon Yang, Seoul, KR;
Yunok Kim, Suwon-si, KR;
Korea University Research and Business Foundation, Seoul, KR;
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Abstract
Provided are a cathode active material, a cathode comprising same, and a secondary battery. The cathode active material contains crystal water and a manganese-based metal oxide and has a first crystal phase having a two-dimensional crystal structure and a second crystal phase having a three-dimensional crystal structure, wherein the three-dimensional crystal structure is formed by the combination of manganese in the manganese-based metal oxide and oxygen in the crystal water.