▎ 摘　　要

NOVELTY - Graphene modified polyethylene composite material comprises graphene and polyethylene, where graphene weight content in the composite material is 0.05-0.5 wt.%. USE - Used as graphene modified polyethylene composite material. ADVANTAGE - The material is economical, has good circulation stability, and can be produced in large scale. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing graphene modified polyethylene composite material comprising (i) providing graphite, using absolute ethyl alcohol to the equal volume for impregnation, fully stirring graphene and polyethylene impregnated, where the mass percentage of the graphene in the composite material is 0.05-0.5 wt.%, (ii) adding the premix mixer in the kneading temperature and speed, kneading for 14-25 minutes, then taking out the composite material, and cooling, and (iii) crushing the composite material obtained after hot press molding, extrusion or blow molding.