Preparation method and application of supported noble metal catalyst

Preparation method and application of supported noble metal catalyst

  • CN 105,148,908 A
  • Filed: 08/17/2015
  • Published: 12/16/2015
  • Est. Priority Date: 08/17/2015
  • Status: Active Application
First Claim
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1. a preparation method for loaded noble metal catalyst, uses noble metal as active ingredients precursor solution, it is mixed with carrier;

  • Add liquid reducer absorption or the precious metal ion be free in carrier surface or duct are reduced, make noble metal put on carrier with reduction-state form, obtain mixed slurry;

    Be coated on cordierite substrates or metallic matrix after mixed slurry being added binding agent, calcining obtains loaded noble metal catalyst;

    Described noble metal is one or more in Pt, Pd, Rh, Au, Ag and Ru, and described noble metal is using the form of nitrate, chloride and organic complex as raw material.

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