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. 31, 2017
Filed:
Sep. 27, 2013
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Andrea Christiansen, Rostock, DE;
Robert Franke, Marl, DE;
Dirk Fridag, Haltern am See, DE;
Dieter Hess, Marl, DE;
Katrin Marie Dyballa, Recklinghausen, DE;
Bernd Hannebauer, Muehlheim, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/53 (2006.01); C07C 45/50 (2006.01); B01J 31/18 (2006.01); C07F 9/6574 (2006.01); B01J 31/02 (2006.01); B01J 19/24 (2006.01); C07C 67/38 (2006.01); C07F 9/6571 (2006.01); C07F 15/00 (2006.01); C07F 9/6568 (2006.01);
U.S. Cl.
CPC ...
C07C 45/505 (2013.01); B01J 19/24 (2013.01); B01J 31/0209 (2013.01); B01J 31/0237 (2013.01); B01J 31/0271 (2013.01); B01J 31/185 (2013.01); C07C 45/50 (2013.01); C07C 67/38 (2013.01); C07F 9/6571 (2013.01); C07F 9/65746 (2013.01); C07F 15/0073 (2013.01); B01J 2219/24 (2013.01); B01J 2231/321 (2013.01); B01J 2531/822 (2013.01); C07F 9/65683 (2013.01); C07F 9/65685 (2013.01);
Abstract
An unsymmetric bisphosphite of the formula (1) a process for preparation thereof, a reaction thereof with metals to give mixtures containing complexes of the unsymmetric bisphosphite and the metal, and a use thereof as a catalytically active composition in hydroformylation reactions, where the hydroformylation-active composition contains, as well as the complex of metal and unsymmetric bisphosphite, unbound bisphosphite and at least one further component.