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:
Oct. 25, 2011
Filed:
Jul. 25, 2007
Applicants:
Martin Fiene, Niederkirchen, DE;
Eckhard Stroefer, Mannheim, DE;
Wolfgang Siegel, Limburgerhof, DE;
Stephan Freyer, Neustadt, DE;
Oskar Zelder, Speyer, DE;
Gerhard Schulz, Bad Duerkheim, DE;
Inventors:
Martin Fiene, Niederkirchen, DE;
Eckhard Stroefer, Mannheim, DE;
Wolfgang Siegel, Limburgerhof, DE;
Stephan Freyer, Neustadt, DE;
Oskar Zelder, Speyer, DE;
Gerhard Schulz, Bad Duerkheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C07C 263/12 (2006.01); C07C 263/10 (2006.01); C12P 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing pentamethylene 1,5-diisocyanate, to pentamethylene 1,5-diisocyanate prepared in this way and to the use thereof.