▎ 摘　　要

NOVELTY - Preparation method of porous graphene by laser irradiation involves taking polymer microsphere as pore-forming agent, resin as carbon source of graphene generated by laser induction, controlling laser parameter, directly inducing resin and polymer microsphere mixture to form porous graphene. The polymer microsphere size accurately controlling porous structure aperture size, to improve the specific surface area, adjusting shape and performance of the graphene, combining microporous structure generated by the volatile gas induction in the irradiation process, forming multi-level micro-nano porous structure. USE - Preparation method of porous graphene by laser irradiation. ADVANTAGE - The porous graphene by laser irradiation can be doped with microspheres of different sizes, adjusting aperture size of laser irradiation, controlling graphene micro-nano structure increases porous structure specific surface area. The method is simple, efficient and easy to obtain raw material in price. The obtained product has excellent physical and chemical properties, and it has wide application in industry. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the preparation method laser irradiation.