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. 10, 2013
Filed:
Nov. 19, 2010
Applicants:
Frank-martin Petrat, Muenster, DE;
Franz-erich Baumann, Duelmen, DE;
Harald Haeger, Luedinghausen, DE;
Guido Walther, Rostock, DE;
Andreas Martin, Berlin, DE;
Angela Koeckritz, Berlin, DE;
Inventors:
Frank-Martin Petrat, Muenster, DE;
Franz-Erich Baumann, Duelmen, DE;
Harald Haeger, Luedinghausen, DE;
Guido Walther, Rostock, DE;
Andreas Martin, Berlin, DE;
Angela Koeckritz, Berlin, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a process for preparing linear alpha,omega-dicarboxylic diesters by reacting a triglyceride containing fatty acid residues having monounsaturated or polyunsaturated carbon chains with carbon monoxide, an acid and an OH-group donor in one reaction step in the presence of a catalyst.