▎ 摘　　要

NOVELTY - A polyether amine-modified graphene oxide comprises 100:1-50 composition ratio of graphene sheet layer to polyether amine graft chain. USE - Polyether amine-modified graphene oxide. ADVANTAGE - The method is low-cost, has mild reaction condition and environment-friendly. The product can be easily dispersed in solvent varieties, suitable for graphene oxide or graphene material with different solvent dispersion system, and polymer composite and other fields. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of polyether amine-modified graphene oxide comprising adding polyetheramine in graphene oxide aqueous solution according to mass ratio of 100:1-1000, mixing, reacting for 2-72 hours at 25-100 degrees C, dialyzing, centrifuging or filtering, washing, removing unreacted polyether amine, obtaining aqueous solution or slurry material, spray drying, freeze drying and zero interfacial drying or vacuum drying.