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:
Apr. 07, 2015
Filed:
Oct. 27, 2010
Applicants:
Michael Bock, Ruppertsberg, DE;
Robert Baumann, Mannheim, DE;
Axel Franzke, Mannheim, DE;
Eckhard Stroefer, Mannheim, DE;
Gerhard Theis, Maxdorf, DE;
Inventors:
Michael Bock, Ruppertsberg, DE;
Robert Baumann, Mannheim, DE;
Axel Franzke, Mannheim, DE;
Eckhard Stroefer, Mannheim, DE;
Gerhard Theis, Maxdorf, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 263/04 (2006.01); C07C 29/12 (2006.01); C07C 29/128 (2006.01); C07C 68/06 (2006.01);
U.S. Cl.
CPC ...
C07C 263/04 (2013.01); C07C 29/12 (2013.01); C07C 29/128 (2013.01); C07C 68/065 (2013.01); C07C 2101/14 (2013.01);
Abstract
A process for coproducing di- and/or polyisocyanates and glycols, comprising process stages A, B, C and E for preparing glycols and process stages A, C, D, E, F and G for preparing di- and/or polyisocyanates, which comprises