3D Network Structural Poly (Aryl Ether Ketone)-Polybenzimidazole Polymer for High-Temperature Proton Exchange Membrane Fuel Cells

Figure 7

(a) Photographs and (b) residual weight of the membranes after the Fenton test: (1) PBI, (2) PAEK-cr-PBI, and (3) PAEK-cr-PBI@PBI.

(a)

(b)