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:
Feb. 09, 2021
Filed:
Sep. 11, 2017
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Pavel Shatunov, Yongin-si, KR;
Olga Tsay, Yongin-si, KR;
Aeran Kim, Yongin-si, KR;
Woo Cheol Shin, Yongin-si, KR;
Hyunbong Choi, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 6/04 (2006.01); H01M 10/0567 (2010.01); H01M 10/0525 (2010.01); H01M 4/525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01);
Abstract
The present invention relates to an electrolyte for a lithium secondary battery, and a lithium secondary battery comprising the electrolyte, the electrolyte comprising a non-aqueous organic solvent; lithium salt; and an additive comprising a compound which contains a difluorophosphite (—OPF) group which is expressed by a particular chemical formula.