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:
Dec. 21, 2021
Filed:
Sep. 17, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Yoon Sung Lee, Gyeonggi-do, KR;
Sangjin Park, Gyeonggi-do, KR;
Shinkook Kong, Gyeonggi-do, KR;
Jung Young Cho, Seoul, KR;
Dongjun Kim, Gyeonggi-do, KR;
Ikkyu Kim, Gyeonggi-do, KR;
Yeolmae Yeo, Gyeonggi-do, KR;
Jieun Lee, Gyeonggi-do, KR;
Sang Mok Park, Gyeonggi-do, KR;
SungHoon Lim, Gyeonggi-do, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
Disclosed is a lithium secondary battery having an improved lifetime. The lithium secondary battery may include: a cathode including a cathode active material; an anode including an anode active material; a separator disposed between the cathode and the anode; and an electrolyte including bis(trimethylsilyl) 2,2-thiodiacetate.