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:
Apr. 11, 2023
Filed:
Aug. 02, 2019
Basf SE, Ludwigshafen am Rhein, DE;
Hannah Schreyer, Ludwigshafen, DE;
Andrei-Nicolae Parvulescu, Ludwigshafen, DE;
Ulrich Mueller, Ludwigshafen, DE;
Christian Riemann, Ludwigshafen, DE;
Ralf Boehling, Ludwigshafen, DE;
Christoph Schappert, Ludwigshafen, DE;
Bernd Hinrichsen, Ludwigshafen, DE;
Stefan Dumser, Ludwigshafen, DE;
Stefanie Clade, Ludwigshafen, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
Disclosed herein is a continuous process for preparing zeolitic material with a CHA-type framework structure comprising SiOand XOand the zeolitic material so-obtained. The processes comprises (i) preparing a mixture comprising one or more sources of SiO, one or more sources of XO, seed crystals, one or more tetraalkylammonium cation RRRRN-containing compounds as structure directing agent, and a liquid solvent system; (ii) continuously feeding the mixture prepared in (i) into a continuous flow reactor at a liquid hourly space velocity; and (iii) crystallizing the zeolitic material with a CHA-type framework structure from the mixture in the continuous flow reactor.