Poly(<i>para</i>-phenylene) ionomer membranes: effect of methyl and trifluoromethyl substituents
Fanghua Liu, Jinju Ahn, Junpei Miyake, Kenji Miyatake
Abstract
Poly( para -phenylene sulfonic acid) containing CF 3 groups exhibits thin membrane forming capability, high proton conductivity, mechanical strength, gas barrier properties, and chemical stability as a proton conductive membrane.
Topics & Concepts
PhenyleneMembraneSulfonic acidTrifluoromethylIonomerPolymer chemistryConductivityChemistryProtonElectrical conductorChemical stabilityChemical modificationMaterials scienceOrganic chemistryComposite materialCopolymerPolymerPhysical chemistryAlkylBiochemistryPhysicsQuantum mechanicsFuel Cells and Related MaterialsMembrane Separation and Gas TransportMembrane-based Ion Separation Techniques