Study on the Durability of Recast Nafion/Montmorillonite Composite Membranes in Low Humidification Conditions

Table 1

Average fluoride concentration, conductivity, and final degradation rate during time tests.

Type	[F^−]/ppm	[𝜒]/𝜇S cm^−1	[F^−]/ppm	[𝜒]/𝜇S cm^−1	Degradation rate/𝜇V h^−1
	Cathode	Cathode	Anode	Anode	(600 hours)
Nafion 112	0.40	6.7	0.47	18.7	−154
Nafion-MMT	0.33	7.0	0.36	15.2	−72