Supported rare-earth perovskite catalyst for purifying diesel vehicle exhaust and preparation method thereof

Supported rare-earth perovskite catalyst for purifying diesel vehicle exhaust and preparation method thereof

  • CN 106,423,176 A
  • Filed: 07/31/2016
  • Published: 02/22/2017
  • Est. Priority Date: 07/31/2016
  • Status: Active Application
First Claim
Patent Images

1. a kind of support type rare earth perovskite catalyst of diesel car tail gas refining, is characterized in that:

  • Described catalyst is by catalystCarrier and catalyst activity component are constituted, and catalyst carrier is SiO2

    Al2O3

    TiO2

    ZrO2

    CeO2

    Ce0.9Zr0.1O2

    Ce0.9Re0.1O2One of or two kinds, catalyst activity component be LaCoO3, catalyst activity component content in the catalystFor 10%-50wt%;

    In Ce0.9Re0.1O2Middle Re=La, Pr, Nd, Sm or Y.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×