US 12,434,219 B2
Polymers, fluorinated ionic polymer networks, and methods related thereto
Frank Leibfarth, Carrboro, NC (US); Elango Kumarasamy, Ithaca, NY (US); and Irene Manning, Carrboro, NC (US)
Assigned to THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL, Chapel Hill, NC (US)
Appl. No. 17/637,188
Filed by The University of North Carolina at Chapel Hill, Chapel Hill, NC (US)
PCT Filed Aug. 21, 2020, PCT No. PCT/US2020/047365
§ 371(c)(1), (2) Date Feb. 22, 2022,
PCT Pub. No. WO2021/041198, PCT Pub. Date Mar. 4, 2021.
Claims priority of provisional application 62/891,111, filed on Aug. 23, 2019.
Prior Publication US 2022/0305458 A1, Sep. 29, 2022
Int. Cl. B01J 20/26 (2006.01); B01J 20/28 (2006.01); B01J 20/34 (2006.01); C02F 1/28 (2023.01); C08F 212/34 (2006.01); C02F 101/36 (2006.01)
CPC B01J 20/264 (2013.01) [B01J 20/28007 (2013.01); B01J 20/28016 (2013.01); B01J 20/28033 (2013.01); B01J 20/3425 (2013.01); B01J 20/3475 (2013.01); C02F 1/285 (2013.01); C08F 212/34 (2013.01); C02F 2101/36 (2013.01); C02F 2303/16 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method of removing a polyfluorinated alkyl compound from water, the method comprising absorbing the polyfluorinated alkyl compound from the water with a resin comprising a fluorinated ionic polymer network,
wherein the fluorinated ionic polymer network is a co-polymer made from a) a monomer comprising an ion generating moiety or a monomer comprising an ion; and b) a monomer comprising a fluorine having a structure:

OG Complex Work Unit Chemistry
wherein each X is individually CF2 or O, wherein each Y is polymerizable group, wherein n is from 0-100, wherein o is from 0-100, and wherein each m is individually from 1-30.