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:
Nov. 27, 2012
Filed:
Dec. 22, 2010
Klaus-viktor Peinemann, Geeshacht, DE;
Grete Johannsen, Honstorf, DE;
Wilfredo Yave Rios, Weil am Rhein, DE;
Anja Car, Selnica OB Dravi, SI;
Klaus-Viktor Peinemann, Geeshacht, DE;
Grete Johannsen, Honstorf, DE;
Wilfredo Yave Rios, Weil am Rhein, DE;
Anja Car, Selnica OB Dravi, SI;
Abstract
The invention relates to a method for producing membrane, in particular gas separation membrane, wherein the membrane comprises a selective separating layer. The following steps are carried out: a) a polymer solution is produced from at least one polymer and at least one polyglycol ether, b) the polymer solution is cast into a film, c) in a further step, the selective separating layer is produced from the film, preferably by drying. The invention, among other things, further relates to a membrane, in particular gas separation membrane, comprising a selective separating layer.