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. 14, 2025
Filed:
Jun. 10, 2024
Applicant:
Northwestern University, Evanston, IL (US);
Inventors:
Mercouri G. Kanatzidis, Wilmette, IL (US);
Shulan Ma, Beijing, CN;
Assignee:
Northwestern University, Evanston, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 61/12 (2006.01); B01J 20/26 (2006.01); C02F 1/28 (2023.01); C02F 101/20 (2006.01);
U.S. Cl.
CPC ...
C08G 61/124 (2013.01); B01J 20/262 (2013.01); C02F 1/28 (2013.01); C02F 2101/20 (2013.01); C08G 2261/1644 (2013.01); C08G 2261/72 (2013.01);
Abstract
Polypyrrole polymers functionalized with thioanions and methods for their use in metal capture applications are provided. Also provided are methods for making the polypyrroles using anion exchange techniques. The thioanion-functionalized polypyrroles have a conjugated, positively charged backbone of pyrrole units that is charge-balanced with associated thioanions.