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:
Oct. 20, 2015
Filed:
Feb. 02, 2012
Applicants:
Vincenzo Arcella, Milan, IT;
Paola Vaccarono, Milan, IT;
Alessandro Ghielmi, Milan, IT;
Inventors:
Assignee:
SOLVAY SOLEXIS S.P.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/32 (2006.01); B01D 67/00 (2006.01); B01D 69/14 (2006.01); C08J 5/22 (2006.01);
U.S. Cl.
CPC ...
B01D 71/32 (2013.01); B01D 67/0013 (2013.01); B01D 69/10 (2013.01); B01D 69/141 (2013.01); C08J 5/2281 (2013.01); B01D 2323/08 (2013.01); B01D 2323/46 (2013.01); B01D 2325/28 (2013.01); C08J 2327/18 (2013.01);
Abstract
A composite ionomeric membrane comprising a layer or film of a porous inert material on which a (per) fluorinated sulphonic ionomer is deposited wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: