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. 19, 2012
Filed:
May. 04, 2006
Applicants:
Reinhard Langer, Tönisvorst, DE;
Anke Beckmann, Köln, DE;
Andreas Schulze Tilling, Leichlingen, DE;
Paul Wagner, Düsseldorf, DE;
Leslaw Mleczko, Dormagen, DE;
Sigurd Buchholz, Köln, DE;
Inventors:
Reinhard Langer, Tönisvorst, DE;
Anke Beckmann, Köln, DE;
Andreas Schulze Tilling, Leichlingen, DE;
Paul Wagner, Düsseldorf, DE;
Leslaw Mleczko, Dormagen, DE;
Sigurd Buchholz, Köln, DE;
Assignee:
Saltigo GmbH, Langenfeld, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 317/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to the industrial production of vinylene carbonate (VC) by eliminating hydrogen chloride from chloroethylene glycol carbonate (CGC) or solid catalysts in the gas phase, the reaction being carried out over a catalyst bed agitated by thorough mixing.