Fig. 5

Properties of PAImXY(#). a Ionic conductivity of PAImXY(#) (Cl−). Temperature-dependent conductivity under 95% RH. b Ionic conductivity at 80 °C, 95 % RH vs. IEC of PAImXY(#). c Stability of PAImXY(#) to caustic solution after immersion in 10 M KOH at 80 °C for 240 h. d Calculated half-life. e Arrhenius plots of ion conductivity of PAImEE(12) (black) and PAImBB(14) (red) in chloride form at various temperature and RH in air. f The corresponding calculated activation energy at a given RH