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:
Dec. 31, 2019
Filed:
May. 17, 2018
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Anne Rittsteiger, Meltingen, CH;
Stephan Kohlstruk, Gladbeck, DE;
Dirk Hoppe, Nottuln, DE;
Alexander Martin Rüfer, Recklinghausen, DE;
Sabrina Sowka, Dülmen, DE;
Sven Schneider, Datteln, DE;
Norbert Schlüter, Gescher, DE;
Axel Hengstermann, Senden, DE;
Markus Galle, Dortmund, DE;
Stefan Röder, Sinntal, DE;
Monika Berweiler, Maintal, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 209/52 (2006.01); C07C 209/48 (2006.01); C07C 209/26 (2006.01); C07C 211/36 (2006.01);
U.S. Cl.
CPC ...
C07C 209/52 (2013.01); C07C 209/26 (2013.01); C07C 209/48 (2013.01); C07C 211/36 (2013.01); C07C 2521/02 (2013.01); C07C 2523/86 (2013.01); C07C 2601/14 (2017.05);
Abstract
The present invention relates to a process for hydrogenating nitrile compounds to amino compounds, in which the cross-sectional loading of the reactor during the hydrogenation is less than or equal to 4.0 kg/m*s, based on the liquid phase.