The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 2026
Filed:
Sep. 23, 2021
Basf Mobile Emissions Catalysts Llc, Iselin, NJ (US);
Yuejin Li, Iselin, NJ (US);
Andreas Sundermann, Heidelberg, DE;
Xiaolai Zheng, Iselin, NJ (US);
Yipeng Sun, Iselin, NJ (US);
Karifala Dumbuya, Hannover, DE;
Pascaline Tran, Iselin, NJ (US);
BASF Mobile Emissions Catalysts LLC, Iselin, NJ (US);
Abstract
The present invention provides a catalyst composition comprising a) platinum; b) rhodium; and c) a ceria-alumina composite, a zirconia composite or a mixture thereof, wherein platinum is supported on the ceria-alumina composite, zirconia composite or mixture thereof, wherein rhodium is supported on the ceria-alumina composite, zirconia composite or mixture thereof, wherein CeOin the ceria alumina composite is 1.0 to 50 wt. %, based on the total weight of the ceria-alumina composite, wherein the amount of ZrOin the zirconia composite is 50 to 99 wt. %, based on the total weight of the zirconia composite. The present invention also provides a catalytic article comprising the catalyst composition and its preparation.