▎ 摘　　要

NOVELTY - A building sealing paste comprises 60-80 pts. wt. base oil, 20-30 pts. wt. functional filler, 8-10 pts. wt. thickening agent, 6-8 pts. wt. polymer resin, 8-10 pts. wt. flax seed oil microcapsule, 10-20 pts. wt. foam, 8-10 pts. wt. isocyanate, 3-5 pts. wt. coupling agent and 2-4 pts. wt. antioxidant. The functional filler comprises 40-50 pts. wt. modified sepiolite and 20-30 pts. wt. graphene oxide. The paste is prepared by weighing raw materials, mixing base oil, functional filler, thickening agent, polymer resin, coupling agent and antioxidant, ball-milling, adding flax seed oil microcapsule, isocyanate and foam, high-speed stirring and mixing, discharging, and filling. USE - Building sealing paste. ADVANTAGE - The paste has excellent filling effect and improved service life.