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:
Oct. 18, 2022
Filed:
Jan. 25, 2019
Lg Chem, Ltd., Seoul, KR;
Young Min Lim, Daejeon, KR;
Chul Haeng Lee, Daejeon, KR;
Abstract
A lithium battery is disclosed herein. In some embodiments, a lithium secondary battery includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte solution, wherein the positive electrode includes a positive electrode active material represented by Formula 1, and the non-aqueous electrolyte solution includes a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive is a mixed additive which includes lithium difluorophosphate, tetravinylsilane, and a sultone compound in a weight ratio of 1:0.05:0.1 to 1:1:1.5:Li(NiCoMn)O  [Formula 1]