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.

Date of Patent:
Sep. 30, 2025

Filed:

Apr. 07, 2025
Applicant:

24m Technologies, Inc., Cambridge, MA (US);

Inventors:

Junhua Song, Sudbury, MA (US);

Junzheng Chen, Concord, MA (US);

Dhanya Puthusseri, Millis, MA (US);

Frank Yongzhen Fan, Arlington, MA (US);

Assignee:

24M Technologies, Inc., Cambridge, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0568 (2010.01); H01M 4/02 (2006.01); H01M 4/38 (2006.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01); H01M 10/052 (2010.01); H01M 10/0562 (2010.01); H01M 10/0567 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0568 (2013.01); H01M 4/382 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 10/052 (2013.01); H01M 10/0562 (2013.01); H01M 10/0567 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0037 (2013.01); H01M 2300/0068 (2013.01);
Abstract

Systems, devices, and methods described herein relate to electrolyte formulations and the incorporation thereof into batteries. In some aspects, an electrolyte composition can comprise between about 10 wt % and about 42 wt % of an electrolyte solvent, between about 13 wt % and about 59 wt % of a fluoroether. In some embodiments, the electrolyte solvent can make up between about 26 wt % and about 39 wt % of the composition. In some embodiments, the fluoroether can make up between about 18 wt % and about 36 wt % of the composition. In some embodiments, the composition can include between about 0.5 wt % and about 1.5 wt % of a first additive. In some embodiments, the composition can include between about 0.5 wt % and about 5 wt % of a second additive.


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