▎ 摘　　要

NOVELTY - Preparing three-dimensional reduced graphene oxide loaded nano palladium hydrogenation catalyst comprises taking three-dimensional reduced graphene oxide as carrier and nano palladium as the active component, and preparing hydrogenation catalyst using one-step hydrothermal method. USE - The three-dimensional reduced graphene oxide loaded nano palladium hydrogenation catalyst is useful in hydrogenation reaction of olefin. ADVANTAGE - The catalyst has high catalytic activity and stability and high recovery rate. The catalyst preparation method is simple and economical.