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.

Date of Patent:
Mar. 02, 2010

Filed:

Jan. 27, 2005
Applicants:

Michael Bartsch, Neustadt, DE;

Robert Baumann, Mannheim, DE;

Gerd Haderlein, Grünstadt, DE;

Götz-peter Schindler, Mannheim, DE;

Tim Jungkamp, Kapellen, BE;

Hermann Luyken, Ludwigshafen, DE;

Jens Scheidel, Hirschberg, DE;

Andreas Brodhagen, Bierbeeg, BE;

Inventors:

Michael Bartsch, Neustadt, DE;

Robert Baumann, Mannheim, DE;

Gerd Haderlein, Grünstadt, DE;

Götz-Peter Schindler, Mannheim, DE;

Tim Jungkamp, Kapellen, BE;

Hermann Luyken, Ludwigshafen, DE;

Jens Scheidel, Hirschberg, DE;

Andreas Brodhagen, Bierbeeg, BE;

Assignee:

BASF SE, Ludwigshafen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process is described for hydrocyanating 1,3-butadiene over at least one nickel(0) complex having phosphorus ligands as a catalyst, wherein the 1,3-butadiene is used in a mixture with n-butane and the mixture contains from 60 to 90% by volume of 1,3-butadiene and from 40 to 10% by volume of n-butane.


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