United States
US 12,702,968 B2
Three-way conversion catalyst composition comprising platinum-rhodium bimetallic components
US 12,702,968 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-11. Applicant: BASF Mobile Emissions Catalysts LLC. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- BASF Mobile Emissions Catalysts LLC
- Inventors
- Yuejin Li; Andreas Sundermann; Xiaolai Zheng; Yipeng Sun; Karifala Dumbuya; Pascaline Tran
- Publication date
- 2026-08-11
- Filing date
- 2023-03-03
- Document type
- B2 Granted patent
- Also written as
- US 12,702,968 B2 · US12702968 · 12702968
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 CeO2 in the ceria alumina composite is 1.0 to 50 wt. %, based on the total weight of the ceria-alumina composite, wherein the amount of ZrO2 in the zirconia composite is 50 to 99 wt.…
The opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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