公开(公告)号：US20230405564A1

公开(公告)日：2023-12-21

申请号：US18033895

申请日：2021-10-29

Applicant: BASF Corporation

Inventor： Matthias Peter ,  Tobias Guenter ,  Burkhard Rabe ,  Tobias Engels

IPC: B01J29/76 ,  B01J23/745 ,  B01J23/72 ,  B01J35/04 ,  B01J37/02 ,  B01J37/03 ,  B01J37/08 ,  B01D53/94 ,  F01N3/28 ,  F01N3/10 ,  F01N3/035

CPC classification number: B01J29/763 ,  B01J23/745 ,  B01J23/72 ,  B01J35/04 ,  B01J37/0215 ,  B01J37/038 ,  B01J37/08 ,  B01D53/9413 ,  F01N3/2803 ,  F01N3/106 ,  F01N3/035 ,  B01J2229/186 ,  B01D2255/50 ,  B01D2251/2067 ,  B01D2255/20738 ,  B01D2255/20761 ,  B01D2257/404 ,  B01D2258/012 ,  F01N2370/04 ,  F01N2510/068

Abstract: The present invention relates to a catalyst for the treatment of an exhaust gas of a diesel combustion engine, said catalyst particularly comprising a specific substrate and a coating disposed on the surface of the internal walls of said substrate, the coating particularly comprising a specific first non-zeolitic oxidic material, and a specific zeolitic material comprising Fe and Cu, wherein the catalyst exhibits a weight ratio of Fe, calculated as Fe2O3, relative to Cu, calculated as CuO, Fe2O3:CuO, of less than 0.1:1. Further, the present invention relates to a specific process for preparing said catalyst. Yet further, the present invention relates to a system comprising said catalyst and to a use thereof.