Fluoropolymer Comprising Pendent Groups with Ionic Bis(Sulfonyl)Imide Moiety and Perfluoroether Terminal Group

A fluoropolymer is described comprising pendent groups having the formula: -(CF2)a-(OCbF2b)c-(OCeF2e)-SO2-[NX2-SO2(CF2)f-SO2]d-NX1-SO2-Rf wherein Rf is a perfluoroether and X1 and X2 are independently cationic counterions. Also described are various articles including catalyst ink, polymer electroly...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Yandrasits, Michael A, Lindell, Matthew J, Haug, Andrew T
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:A fluoropolymer is described comprising pendent groups having the formula: -(CF2)a-(OCbF2b)c-(OCeF2e)-SO2-[NX2-SO2(CF2)f-SO2]d-NX1-SO2-Rf wherein Rf is a perfluoroether and X1 and X2 are independently cationic counterions. Also described are various articles including catalyst ink, polymer electrolyte membranes, and membrane electrode assemblies comprising the fluoropolymer described herein; as well as a method of making a fluoropolymer.