▎ 摘　　要

NOVELTY - The present invention provides a process method for the industrialized mass production of high-purity porous graphene powder; the process method includes: (1) taking liquid polyimide in an ultrasonic sprayer for ultrasonic oscillation to make it atomized into mist (2) Make the polyimide mist particles enter a preparation tube, and perform carbon dioxide laser irradiation in the preparation tube; (3) The polyimide mist particles are irradiated by carbon dioxide laser Then, high-purity porous graphene powder is formed and falls on the bottom of the preparation cylinder; thereby, a new mass production method for high-purity porous graphene powder can be provided, and excellent production economic efficiency can be achieved.