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:
Apr. 29, 2025
Filed:
Nov. 12, 2019
Posco, Pohang-si, KR;
Research Institute of Industrial Science & Technology, Pohang-si, KR;
Jong Il Park, Pohang-si, KR;
Jae Myung Lee, Pohang-si, KR;
Geun Hwangbo, Incheon, KR;
Sang Cheol Nam, Seoul, KR;
POSCO CO., LTD, Pohang-si, KR;
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY, Pohang-si, KR;
Abstract
The present disclosure relates to a positive electrode additive for a lithium secondary battery, a manufacturing method thereof. The positive electrode additive for a lithium secondary battery is represented by Chemical Formula 1 below.LiCoMO [Chemical Formula 1] (In the Chemical Formula 1, 0.9≤x≤1.1, 0<y≤0.1, My=BW, 0≤a≤0.1, 0≤b≤0.1, and, a and b are not simultaneously 0.) Another positive electrode additive for a lithium secondary battery includes a core represented by Chemical Formula 2 below; and a coating layer comprising at least one of boron (B) and tungsten (W).LiCoO [Chemical Formula 2] (In the Chemical Formula 2, 0.9≤x≤1.1.)
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