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. 03, 2020
Filed:
Mar. 07, 2013
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventor:
Mark R. Stouffer, Middletown, CT (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/28 (2006.01); C02F 1/42 (2006.01); B01J 39/20 (2006.01); B01D 15/36 (2006.01); C02F 1/00 (2006.01); B01J 20/20 (2006.01); B01J 20/30 (2006.01); B01J 20/28 (2006.01); B01J 39/24 (2017.01); C02F 5/00 (2006.01);
U.S. Cl.
CPC ...
B01J 39/20 (2013.01); B01D 15/361 (2013.01); B01J 20/20 (2013.01); B01J 20/28042 (2013.01); B01J 20/3007 (2013.01); B01J 20/3035 (2013.01); B01J 39/24 (2013.01); C02F 1/001 (2013.01); C02F 1/42 (2013.01); C02F 1/283 (2013.01); C02F 5/00 (2013.01); C02F 2001/427 (2013.01); C02F 2303/22 (2013.01); Y10T 29/49826 (2015.01);
Abstract
Provided are filtration media and matrixes comprising a pulverized powder of ion exchange resin and a polymeric binder. The resin can be pulverized to an average particle size in the range of 50 to 250 microns and can comprise a cation exchange resin, an anion exchange resin, a chelating resin, a biologically-related ion exchange resin, or combinations thereof. The media can further comprise activated carbon. The binder can be ultra high molecular weight polyethylene. The filtration media can be used to make matrixes and systems. Methods of making and using the same are also provided.