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. 26, 2020
Filed:
Sep. 09, 2016
Applicants:
Jiangsu Huadong Institute of Li-ion Battery Co., Ltd, Suzhou, Jiangsu, CN;
Tsinghua University, Beijing, CN;
Inventors:
Zhen Liu, Beijing, CN;
Yu-Ming Shang, Beijing, CN;
Xiang-Ming He, Beijing, CN;
Li Wang, Beijing, CN;
Assignee:
TSINGHUA UNIVERSITY, Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0569 (2010.01); H01M 10/0567 (2010.01); H01M 4/38 (2006.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0569 (2013.01); H01M 4/38 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0037 (2013.01);
Abstract
The present disclosure provides an electrolyte liquid of a lithium sulfur battery comprising a carbonate ester organic solvent, a lithium salt, and a flame-retardant cosolvent, the flame-retardant cosolvent being a phosphazene compound, wherein a mass percentage of the flame-retardant cosolvent is 20% to 50%, a concentration of the lithium salt is 0.8 mol/L to 1.2 mol/L. The present disclosure also provides a lithium sulfur battery and a method for preparing the electrolyte liquid.