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US 12,357,977 B2Granted
Platinum and zinc-containing zeolite
AssigneeUmicore AG & Co. KG
InventorAndreas Eich
Life of this patent
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Abstract
The present invention relates to a zeolite comprising zinc and platinum, and to a catalyst containing said zeolites.
Claims20
A zeolite comprising zinc and platinum and being selected from the group consisting of zeolites of the structure types AEI, AFX, BEA, CHA, ERI, FER, KFI, LEV and MFI, wherein the zinc (i) is present as zinc cation in ion-exchanged form in the zeolite structure and/or (ii) as zinc oxide in the zeolite structure and/or on the surface of the zeolite structure, and wherein the zeolite has a SAR (silica-to-alumina ratio) value of 2 to 1000.
Dependencies are inferred from the claim text.