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:
Mar. 22, 2022
Filed:
Apr. 22, 2021
Applicant:
Massachusetts Institute of Technology, Cambridge, MA (US);
Inventors:
Donald R. Sadoway, Cambridge, MA (US);
Quanquan Pang, Beijing, CN;
Jiashen Meng, Wuhan, CN;
Ji Zhao, Cambridge, MA (US);
Assignee:
Massachusetts Instilute of Technology, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/46 (2006.01); H01M 10/054 (2010.01); H01M 4/58 (2010.01); H01M 10/42 (2006.01); H01M 10/653 (2014.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/463 (2013.01); H01M 4/5815 (2013.01); H01M 10/425 (2013.01); H01M 10/653 (2015.04); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract
A rechargeable, self-heating aluminum-chalcogen battery is provided, with an aluminum or aluminum alloy negative electrode, a positive electrode of elemental chalcogen, and a mixture of chloride salts providing a molten salt electrolyte. The predominant chloride salt in the electrolyte is AlCl. Additional chloride salts are chosen from alkali metal chlorides. The cell operates at a modestly elevated temperatures, ranging from 90° C. to 250° C.