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:
May. 24, 2022
Filed:
Aug. 27, 2018
Samsung Sdi Co., Ltd., Yongin-si, KR;
Yunhee Kim, Yongin-si, KR;
Kyoung Soo Kim, Yongin-si, KR;
Taejeong Kim, Yongin-si, KR;
Dohyung Park, Yongin-si, KR;
Yongchan You, Yongin-si, KR;
Erang Cho, Yongin-si, KR;
Sun-Joo Choi, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Abstract
A rechargeable lithium battery including a negative electrode; a positive electrode including a positive active material; and a non-aqueous electrolyte, wherein the non-aqueous electrolyte includes a non-aqueous organic solvent, a lithium salt, a first additive including a compound represented by one of Chemical Formulae 1 to 4 and a second additive including a compound represented by Chemical Formula 5 or Chemical Formula 6, or a combination thereof, the positive active material includes a compound that includes about 70 mol % or greater of Ni based on the total mole number of all metal elements except for Li,