▎ 摘　　要

NOVELTY - A nanocomposite proton exchange membrane contains sulfonated polyether ether ketone and polydopamine-modified graphene oxide nanocomposite proton exchange membrane. USE - Nanocomposite proton exchange membrane for fuel cell in high temperature anhydrous condition (claimed). ADVANTAGE - The nanocomposite proton exchange membrane has high proton conductivity, thermal stability, and mechanical stability. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of nanocomposite proton exchange membrane which involves modifying graphene oxide with polydopamine, and blending nanocomposite proton exchange membrane and sulfonated polyether ether ketone.