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. 07, 2013
Filed:
Jul. 05, 2007
Applicants:
Carsten Knoesche, Niederkirchen, DE;
Eckhard Stroefer, Mannheim, DE;
Dieter Stuetzer, Dudenhofen, DE;
Bernd Sachweh, Meckenheim, DE;
Markus Linsenbuhler, Ludwigshafen, DE;
Andreas Woelfert, Bad Rappenau, DE;
Inventors:
Carsten Knoesche, Niederkirchen, DE;
Eckhard Stroefer, Mannheim, DE;
Dieter Stuetzer, Dudenhofen, DE;
Bernd Sachweh, Meckenheim, DE;
Markus Linsenbuhler, Ludwigshafen, DE;
Andreas Woelfert, Bad Rappenau, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 263/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a process for preparing isocyanates by reacting amines with phosgene, wherein the amine or a mixture of amine and a solvent is mixed in the form of an aerosol with gaseous phosgene and the amine is subsequently reacted with phosgene.