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|1. (WO2018015259) DIESEL OXIDIZING CATALYTIC CONVERTER|
|Applicants:||UMICORE AG & CO. KG
|Title:||DIESEL OXIDIZING CATALYTIC CONVERTER|
The present invention relates to a diesel oxidizing catalytic converter which comprises a supporting body with a length L which extends between a first end surface a and a second end surface b, and catalytically active material zones A and B of different composition which are arranged on the supporting body, wherein - material zone A comprises palladium or platinum and palladium in a weight ratio Pt:Pd of < 1 and, starting from the end surface a, extends to from 20% to 80% of the length L, and - material zone B comprises platinum and palladium in a weight ratio Pt:Pd of < 10 and extends to from 80% to 100% of the length L, and wherein material zone B is arranged above material zone A and the weight ratio Pt:Pd in relation to the material zones A and B is from 1.5 to 3.0.