▎ 摘　　要

NOVELTY - High toughness graphene/PET composite film composition comprises 62-65 pts. wt. PET, 7-11 pts. wt. toughening agent, 3-5 pts. wt. graphene, 14-17 pts. wt. nano-hydrotalcite, 1-5 pts. wt. dispersing agent, 2-7 pts. wt. bication ionic liquid type surfactant, and 0.1-1 pts. wt. aminosilane coupling agent. USE - High toughness graphene/PET composite film composition for the manufacture of packaging materials and airship capsule materials having high barrier properties. ADVANTAGE - The high toughness graphene/PET composite film composition is applied to the fields of food packaging, pharmaceutical packaging, aerospace and the like which have high barrier properties for film materials, and the method is simple, easy to operate and easy to industrialize.