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:
Feb. 09, 2021
Filed:
Dec. 08, 2016
Basf Corporation, Florham Park, NJ (US);
Mathias Feyen, Laudenbach, DE;
Roger Ruetz, Ludwigshafen, DE;
Ulrich Mueller, Neustadt, DE;
Manzoor Sultan, Princeton Junction, NJ (US);
BASF Corporation, Florham Park, NJ (US);
Abstract
The present invention relates to a process for the preparation of a zeolitic material having a CHA-type framework structure comprising YOand XO, wherein said process comprises the steps of: (1) providing a mixture comprising one or more sources for YO, one or more sources for XO, one or more optionally substituted ethyltrimethylammonium cation-containing compounds, and one or more tetraalkylammonium cation RRRRN-containing compounds as structure directing agent; (2) crystallizing the mixture obtained in step (1) for obtaining a zeolitic material having a CHA-type framework structure; wherein Y is a tetravalent element and X is a trivalent element, wherein R, R, and Rindependently from one another stand for alkyl, wherein Rstands for cycloalkyl, and wherein the YO:XOmolar ratio of the mixture in (1) ranges from 2 to 1,000, as well as to zeolitic materials which may be obtained according to the inventive process and to their use.