Table 2. Effect of a Thin Fiber Framework on the Mechanical Properties of the Composite PFSA Membranes.

membrane	Young’s modulus [MPa]	tensile strength [MPa]	elongation at break [%]
PFSA composite (5 wt % thin fiber)	132 ± 3	12.7 ± 0.2	122 ± 6
PFSA composite (10 wt % thin fiber)	129 ± 3	13.2 ± 0.7	131 ± 5
PFSA composite (15 wt % thin fiber)	136 ± 9	13.9 ± 1.0	140 ± 10
pristine PFSA	135 ± 9	12.6 ± 0.1	107 ± 15
PVDF composite (15 wt % thin fiber)	297	22.4	165