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Process of preparing a chemically pre-formed (CPF) iron negative electrode with oxidizing gases

  • US 10,629,889 B2
  • Filed: 08/30/2018
  • Issued: 04/21/2020
  • Est. Priority Date: 09/05/2013
  • Status: Active Grant
First Claim
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1. An electrode which has not been subject to a charge-discharge cycle, comprising an iron active material, which electrode is prepared by a process comprising:

  • i) fabricating an electrode comprising an iron active material, andii) treating the electrode with a gaseous oxidant to thereby create an oxidized surface prior to any charge-discharge cycle.

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