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:
Aug. 04, 2026
Filed:
Feb. 25, 2021
Applicant:
Tesla, Inc., Austin, TX (US);
Inventors:
David S. Hall, Palo Alto, CA (US);
Toren Hynes, Palo Alto, CA (US);
Connor P. Aiken, Palo Alto, CA (US);
Jeffery R. Dahn, Palo Alto, CA (US);
Assignee:
TESLA, INC., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/583 (2010.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 10/44 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/364 (2013.01); H01M 4/386 (2013.01); H01M 4/583 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 10/446 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract
The present disclosure relates to the synthesis and evaluation of difluorophosphate additives for use in energy storage devices. The difluorophosphate additive may be selected from the group consisting of lithium difluorophosphate (LFO), sodium difluorophosphate (NaFO), ammonium difluorophosphate (AFO), tetramethylammonium difluorophosphate (MAFO), potassium difluorophosphate (KFO), and combinations thereof. In some instances, the difluorophosphate additive is not lithium difluorophosphate (LFO).