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:
Jul. 15, 2025

Filed:

Jan. 21, 2022
Applicant:

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

Inventors:

Junzheng Chen, Concord, MA (US);

Landon Oakes, Cambridge, MA (US);

Naoki Ota, Lexington, MA (US);

Matthew Bonju Lim, Somerville, MA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0585 (2010.01); H01M 4/04 (2006.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0585 (2013.01); H01M 4/0404 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2300/0028 (2013.01); Y10T 29/49108 (2015.01);
Abstract

Embodiments described herein relate generally to semi-solid electrodes, and methods of producing the same. In some embodiments, a method of forming a semi-solid electrode can include mixing an active material, a conductive material, and an electrolyte solvent to produce a semi-solid material. The electrolyte solvent is free of electrolyte salt. The method further includes dispensing the semi-solid material onto a current collector and wetting the semi-solid material with an electrolyte solution to form the semi-solid electrode. In some embodiments, the wetting can be via spraying. In some embodiments, the electrolyte salt can have a concentration in the electrolyte solution of at least about 1 M, at least about 2 M, or at least about 3 M. In some embodiments, the solvent can include ethyl methyl carbonate (EMC), ethylene carbonate (EC), propylene carbonate (PC), dimethyl carbonate (DMC), gamma-Butyrolactone (GBL), or any combination thereof.


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