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:
Jun. 17, 2008
Filed:
Jun. 06, 2006
Steffen Maas, Bubenheim, DE;
Thorsten Johann, Ludwigshafen, DE;
Michael Koch, Mannheim, DE;
Tilman Sirch, Schifferstadt, DE;
Stephan Schlitter, Limburgerhof, DE;
Stefan Rittinger, Mannheim, DE;
Michael Steiniger, Neustadt, DE;
Todd C Spengeman, Missouri City, TX (US);
Steffen Maas, Bubenheim, DE;
Thorsten Johann, Ludwigshafen, DE;
Michael Koch, Mannheim, DE;
Tilman Sirch, Schifferstadt, DE;
Stephan Schlitter, Limburgerhof, DE;
Stefan Rittinger, Mannheim, DE;
Michael Steiniger, Neustadt, DE;
Todd C Spengeman, Missouri City, TX (US);
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Process for the catalytic hydrogenation of methylolalkanals of the general formula where Rand Rare each, independently of one another, a further methylol group or an alkyl group having from 1 to 22 carbon atoms or an aryl or aralkyl group having from 6 to 33 carbon atoms, in the liquid phase by means of hydrogen over a hydrogenation catalyst, wherein hydrogen is used in a molar ratio to methylolalkanal of greater than 1.