▎ 摘　　要

NOVELTY - Preparation of mesoporous reduced graphene oxide absorbent involves preparing reducing agent aqueous solution with specific concentration, adding graphene oxide powder to the reducing agent aqueous solution, heating the solution using blast drying oven, cleaning the product using deionized water to remove excess reducing agents, freeze drying and grinding the product. USE - Preparation of mesoporous reduced graphene oxide absorbent used for preparing wave-absorbing material. ADVANTAGE - The method provides mesoporous reduction graphene oxide absorbent with excellent electromagnetic wave loss performance. The method is simple, efficient and economical.