▎ 摘　　要

NOVELTY - A modified nanoball graphene material contains graphene oxide doped polyethylene nanoball having diameter of 90-2000 nm and concentration of 1.56-12.5 %mass. USE - Modified nanoball graphene material (claimed). ADVANTAGE - The modified nanoball graphene material has excellent redox resistance and sensitivity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation method of modified nanoball graphene material, which involves grinding graphene oxide into powder, pouring the mixture into deionized water to obtain graphene oxide aqueous solution, pouring polyethylene nanoball solution into the graphene oxide aqueous solution, magnetically stirring for 30-40 minutes to obtain graphene oxide doped mixed dispersion of polyethylene nanoball, spin coating and filming.