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.

Date of Patent:
Sep. 16, 2014

Filed:

May. 22, 2012
Applicants:

Steven D. Jons, Eden Prairie, MN (US);

Joseph Dooley, Midland, MI (US);

David J. Moll, Midland, MI (US);

Gregg L. Poppe, Prior Lake, MN (US);

Mark A. Spalding, Midland, MI (US);

Inventors:

Steven D. Jons, Eden Prairie, MN (US);

Joseph Dooley, Midland, MI (US);

David J. Moll, Midland, MI (US);

Gregg L. Poppe, Prior Lake, MN (US);

Mark A. Spalding, Midland, MI (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); B29C 47/00 (2006.01); B65H 81/00 (2006.01); C02F 1/469 (2006.01); B01D 61/48 (2006.01);
U.S. Cl.
CPC ...
B01D 61/485 (2013.01); C02F 1/4695 (2013.01); C02F 2201/003 (2013.01); B01D 61/48 (2013.01);
Abstract

A method for assembling an electrodeionization device comprising providing in a sequential arrangement: an anode, membrane cell assembly, cathode; wherein the membrane cell assembly comprises at least one sequential arrangement of: a cation exchange membrane, concentrating chamber, anion exchange membrane, diluting chamber, cation exchange membrane, concentrating chamber and anion exchange membrane. The method includes locating an ion exchange spacer in at least one chamber of the membrane cell assembly wherein an ion exchange spacer comprises an ion exchange resin and a dissolvable binder.


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