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:
Jan. 06, 2026
Filed:
Nov. 24, 2020
Basf SE, Ludwigshafen, DE;
Andrei-Nicolae Parvulescu, III, Ludwigshafen, DE;
Robert Mcguire, Florham Park, NJ (US);
Ulrich Mueller, Ludwigshafen, DE;
Weiping Zhang, Liaoning, CN;
Chuan Shi, Liaoning, CN;
BASF SE, Ludwigshafen, DE;
Abstract
A rare earth element containing zeolitic material having an AEI-type framework structure, the framework structure of the zeolitic material comprising SiOand XO, X being a trivalent element, wherein the zeolitic material contains one or more rare earth elements as counter-ions at the ion exchange sites of the framework structure, and wherein the zeolitic material is obtainable and/or obtained according to a process involving the hydrothermal treatment of the rare earth element containing zeolitic material at a temperature in the range of from 400 to 1,000° C. A coated monolith substrate comprising a rare earth element containing zeolitic material having an AEI-type framework structure, wherein the zeolitic material is supported on the monolith substrate. A process for the production of a coated monolith substrate comprising a rare earth element containing zeolitic material having an AEI-type framework structure.