▎ 摘　　要

NOVELTY - Graphene conductive ink comprises 40-60 pts. wt. functionalized graphene, 20-30 pts. wt. hyperbranched polycarbonate, 8-12 pts. wt. bismaleimide, 2-5 pts. wt. polyoxyethylene-polyoxypropylene block copolymer and solvent. The functionalized graphene is graphene with polymethacrylate. The hyperbranched polycarbonate is polycarbonate with terminal hydroxyl group with degree of 0.35-0.52. USE - Graphene conductive ink. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene conductive ink comprising mixing all raw materials, ultrasonic stirring and grinding to obtain graphene conductive ink.