▎ 摘　　要

NOVELTY - Magnesite cement composite foaming agent comprises 40-70 pts. wt. pulp waste liquid, 10-15 pts. wt. n-pentane, 5-10 pts. wt. ammonium bicarbonate, 5-15 pts. wt. triethanolamine, and 2-8 pts. wt. graphene dispersion. The pulp waste liquid is alkaline pulp waste liquid. The graphene dispersion is oxidized graphene dispersion. USE - Magnesite cement composite foaming agent. ADVANTAGE - The magnesite cement composite foaming agent has easy to obtain and low cost raw materials, has better adaptability, and provides uniform foaming ability.