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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.:

US 10053439 B1

PDFFull Text
Date of Patent:
Aug. 21, 2018

Filed:

Jun. 29, 2017

Catalyst system for preparing propylene oxide

Applicants:

Basf SE, Ludwigshafen, DE;

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Dominic Riedel, Mannheim, DE;

Joaquim Henrique Teles, Waldsee, DE;

Ulrike Wegerle, Worms, DE;

Andrei-Nicolae Parvulescu, Heidelberg, DE;

Alexander Schroeder, Wattenheim, DE;

Luise Spiske, Seeheim-Jugenheim, DE;

Daniel Urbanczyk, Griesheim, DE;

Ulrich Mueller, Neustadt, DE;

Werner Witzl, Stade, DE;

Meinolf Weidenbach, Stade, DE;

Assignees:

BASF SE, Ludwigshafen, DE;

DOW Global Technologies LLC, Midland, MI (US);

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Taylor V Oh

Int. Cl.
CPC ...
C07D 301/12 (2006.01); B01J 29/04 (2006.01); B01J 29/89 (2006.01); C07D 301/36 (2006.01); C07D 303/04 (2006.01); B01J 35/00 (2006.01); B01J 35/02 (2006.01); C01B 39/02 (2006.01); C01B 39/08 (2006.01); C01B 39/12 (2006.01); C01B 39/48 (2006.01); B01J 27/18 (2006.01); B01J 27/188 (2006.01); B01J 27/232 (2006.01); B01J 29/70 (2006.01); B01J 31/04 (2006.01); C07D 301/00 (2006.01); B01J 37/00 (2006.01); B01J 29/86 (2006.01);
U.S. Cl.
CPC ...
C07D 301/12 (2013.01); B01J 27/1806 (2013.01); B01J 27/188 (2013.01); B01J 27/232 (2013.01); B01J 29/7088 (2013.01); B01J 29/89 (2013.01); B01J 31/04 (2013.01); B01J 35/002 (2013.01); B01J 35/023 (2013.01); B01J 37/0045 (2013.01); C01B 39/026 (2013.01); C01B 39/08 (2013.01); C01B 39/085 (2013.01); C01B 39/12 (2013.01); C01B 39/48 (2013.01); C07D 301/00 (2013.01); C07D 301/36 (2013.01); C07D 303/04 (2013.01); B01J 29/86 (2013.01); B01J 2229/183 (2013.01); B01J 2229/186 (2013.01); B01J 2229/37 (2013.01); B01J 2229/40 (2013.01); B01J 2229/42 (2013.01); Y02P 20/52 (2015.11);
Abstract

A catalytic system containing a titanium zeolite of structure type MWW optionally containing zinc and containing at least one of an inorganic potassium salt and an organic potassium salt is provided. The catalyst system is useful in the preparation of propylene oxide.

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