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. 27, 2022
Filed:
Apr. 05, 2018
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Hyunbong Choi, Yongin-si, KR;
Pavel Shatunov, Yongin-si, KR;
Olga Tsay, Yongin-si, KR;
Aeran Kim, Yongin-si, KR;
Woo Cheol Shin, Yongin-si, KR;
Jeongmin Shin, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); C07F 9/06 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); C07F 9/06 (2013.01); H01M 10/0525 (2013.01); H01M 2300/0025 (2013.01);
Abstract
Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery comprising the same. The electrolyte for a lithium secondary battery, according to an embodiment, can comprise: a nonaqueous organic solvent; a lithium salt; a first additive comprising a compound represented by a specific chemical formula; and a second additive including at least one of lithium difluorophosphate (LiPOF), a cyclic carbonate including a fluorine atom, and a dinitrile compound.