▎ 摘　　要

NOVELTY - A prepreg comprises reinforcing material which is impregnated by thermosetting resin composition and dried in which reinforced material is 0.01-5 wt.% graphene oxide or graphene subjected to coating process to improve quality of graphene material. USE - A prepreg for laminate used for printed circuit board (all claimed). ADVANTAGE - Addition of reinforcing material greatly improves the mechanical property and interlayer adhesion of copper clad base plate.