×

Synergized PGM Catalyst with Low PGM Loading and High Sulfur Resistance for Diesel Oxidation Application

  • US 20160136617A1
  • Filed: 11/17/2014
  • Published: 05/19/2016
  • Est. Priority Date: 11/17/2014
  • Status: Abandoned Application
First Claim
Patent Images

1. A diesel oxidation catalyst (DOC) system comprising:

  • a 2-layer synergized platinum group metal (SPGM) catalyst comprising;

    a) a washcoat layer comprising zero platinum group metal (ZPGM) catalyst, optionally on a first support oxide, andb) an overcoat layer comprising a low loading platinum group metal (LLPGM) catalyst, optionally on a second support oxide.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×