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:
Mar. 17, 2015
Filed:
Dec. 07, 2009
Applicants:
Kazunori Nishio, Shunan, JP;
Kazuo Mizuguchi, Shunan, JP;
Minoru Kawashima, Shunan, JP;
Toshio Aritomi, Shunan, JP;
Inventors:
Kazunori Nishio, Shunan, JP;
Kazuo Mizuguchi, Shunan, JP;
Minoru Kawashima, Shunan, JP;
Toshio Aritomi, Shunan, JP;
Assignee:
Astom Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/48 (2006.01); B01D 61/44 (2006.01); B01D 69/10 (2006.01); B01D 71/26 (2006.01); C08J 5/22 (2006.01);
U.S. Cl.
CPC ...
B01D 61/445 (2013.01); B01D 69/10 (2013.01); B01D 71/26 (2013.01); C08J 5/2275 (2013.01); B01D 2325/14 (2013.01); B01D 2325/16 (2013.01); C08J 2327/08 (2013.01);
Abstract
To provide a bipolar membrane featuring improved adhesion between an anion-exchange membrane and a cation-exchange membrane without accompanied by an increase in the membrane voltage. [Means for Solution] A bipolar membrane comprising a cation-exchange membrane and an anion-exchange membrane joined together facing each other, wherein at least one of the ion exchange membranes contains a chlorinated polyolefin.