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:
Dec. 17, 2013
Filed:
Sep. 30, 2011
Hartwig Voss, Frankenthal, DE;
Joerg Therre, Worms, DE;
Nadine Kaltenborn, Alsdorf, DE;
Hannes Richter, Hermsdorf, DE;
Ingolf Voigt, Jena, DE;
Hartwig Voss, Frankenthal, DE;
Joerg Therre, Worms, DE;
Nadine Kaltenborn, Alsdorf, DE;
Hannes Richter, Hermsdorf, DE;
Ingolf Voigt, Jena, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The use of solutions of organic polymers for production of carbon membranes suitable for gas separation, and a process for producing carbon membranes suitable for gas separation, comprising the steps of a) coating a porous substrate with solutions of organic polymers, b) drying the polyester coating on the porous substrate by removing the solvent, and c) pyrolyzing the polyester coating on the porous substrate to form the carbon membrane suitable for gas separation, it being possible to conduct any of steps a) to c) or the sequence of steps a) to c) more than once.