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:
Apr. 17, 2018
Filed:
Jan. 20, 2017
Applicant:
Dioxide Materials, Inc., Boca Raton, FL (US);
Inventors:
Richard I. Masel, Boca Raton, FL (US);
Syed Dawar Sajjad, Boca Raton, FL (US);
Mark J. Pellerite, Woodbury, MN (US);
Assignee:
Dioxide Materials, Inc., Boca Raton, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/461 (2006.01); B01J 41/14 (2006.01); C25B 13/08 (2006.01);
U.S. Cl.
CPC ...
B01J 41/14 (2013.01); C25B 13/08 (2013.01);
Abstract
A method to manufacture an ion exchange membrane involves treatment of the membrane in a strong base to strengthen the membrane, decrease the membrane solubility, and create linkages that can be detected by analysis using two-dimensional nuclear magnetic resonance (NMR).