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Anode for high-energy batteries

  • US 10,381,642 B2
  • Filed: 06/20/2014
  • Issued: 08/13/2019
  • Est. Priority Date: 06/21/2013
  • Status: Active Grant
First Claim
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1. An anode comprising:

  • a layer of an anode material,a layer of a protective material, anda current collector,wherein the anode material is a mixture comprising;

    an active material,at least one electronically conductive agent, anda binder, andwherein the active material is an alloy of silicon and lithium or the active material comprises silicon oxide and lithium,wherein the binder in the anode material is a polymer,wherein, in the anode material, the active material and the at least one electronically conductive agent are in the form of particles in the binder,wherein the anode material comprises, in mass;

    80-95% of the active material, 1-10% of the electronically active conductive agent, and 2-20% of the binder,wherein the protective material comprises;

    at least one electronically conductive agent, anda binder.

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