In-situ ionic self-crosslinking, Sulfonated polybenzimidazole membrane, Ultrathin proton exchange membranes, Low methanol permeation, Direct methanol fuel cells.
Poly(4, 4′-diphenylether-5, 5′-bibenzimidazole), ultra-high molecular weight, mechanical strength, specific proton conductivity, high-temperature proton exchange membrane fuel cell