US 12,294,086 B2 · Low cost metal electrodes

Low cost metal electrodes

AssigneeForm Energy, Inc.

InventorsJocelyn Marie Newhouse, Jarrod David Milshtein, Rupak Chakraborty, Amelie Nina Kharey, William Henry Woodford, Yet-Ming Chiang, Michael Gibson, Annelise Christine Thompson, Weston Smith, Joseph Anthony Pantano, Isabella Caruso, Benjamin Thomas Hultman, Max Rae Chu, Liang Su, Nicholas Perkins, Florian Wehner, Rebecca Eisenach, Mitchell Terrance Westwood, Tristan Gilbert, Andrew Liotta, Thomas Conry, Rachel Elizabeth Mumma, Brandon Uber, Eric Weber, Danielle Cassidy Smith, Brooke Wojeski

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Abstract

Systems and methods of the various embodiments may provide metal electrodes for electrochemical cells. In various embodiments, the electrodes may comprise iron. Various methods may enable achieving high surface area with low cost for production of metal electrodes, such as iron electrodes.

Claims27

Dependent claims

A battery comprising:

a first electrode;
an electrolyte comprising a molybdate anion and a sulfide anion;
and
a second electrode,
wherein at least one of the first electrode and the second electrode comprises iron agglomerates, and wherein the electrolyte is infiltrated between the iron agglomerates.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/938,862Filed 24 Jul 2020 · us provisional application

Priority

26 Jul 2019

Published

US 2021/0028457 A128 Jan 2021

Granted

6 May 2025

Term ends

Not estimatedThe source records don’t support an estimate.

Classification16 codes

H01M 4/58
Selection of substances as active materials, active masses, active liquids: of inorganic compounds other than oxides or hydroxides, e.g. sulfides,…
H01M 4/5815
Chalcogenides or intercalation compounds thereof: sulfides
H01M 4/0438
Processes of manufacture in general: by electrochemical processing
H01M 4/248
Electrodes for alkaline accumulators: iron electrodes