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:
May. 22, 2012
Filed:
Jan. 29, 2009
Applicants:
Rolf Pinkos, Bad Duerkheim, DE;
Tilman Sirch, Schifferstadt, DE;
Gerd-dieter Tebben, Mannheim, DE;
Rolf-hartmuth Fischer, Heidelberg, DE;
Inventors:
Rolf Pinkos, Bad Duerkheim, DE;
Tilman Sirch, Schifferstadt, DE;
Gerd-Dieter Tebben, Mannheim, DE;
Rolf-Hartmuth Fischer, Heidelberg, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present application relates to an improved process for preparing 6-hydroxycaproic esters from the by-product mixtures which are obtained in the oxidation of cyclohexane to cyclohexanol and cyclohexanone with oxygen or oxygen-comprising gas mixtures.