▎ 摘　　要

NOVELTY - Sulfonated polyaryl ether ketone sulfone/graphene oxide composite material comprises 85-95 pts. wt. sulfonated polyaryl ether ketone sulfone and 5-15 pts. wt. graphene oxide. USE - Sulfonated poly aryl ether ketone sulfone/graphene oxide composite material used in proton exchange membrane (claimed). ADVANTAGE - The composite material has high proton conductivity, low methanol permeation rate and excellent machine performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of sulfonated polyaryl ether ketone sulfone/graphene oxide composite material comprising mixing graphene oxide and solvent to obtain graphene oxide solution, adding sulfonated polyaryl ether ketone sulfone, reacting at 130-140 degrees C for 30-50 hours and stirring.