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Coated substrates for use in catalysis and catalytic converters and methods of coating substrates with washcoat compositions

  • US 9,498,751 B2
  • Filed: 01/16/2015
  • Issued: 11/22/2016
  • Est. Priority Date: 08/19/2011
  • Status: Expired due to Fees
First Claim
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1. A coated substrate comprising:

  • a substrate;

    a washcoat layer comprising zeolite particles; and

    a washcoat layer comprising catalytically active particles;

    wherein the catalytically active particles comprise plasma synthesized composite nano-particles bonded to micron-sized carrier particles, and the composite nano-particles comprise a support nano-particle and a catalytic nano-particle, the catalytic nano-particle comprising at least one platinum group metal.

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