▎ 摘　　要

NOVELTY - A warm edge spacer bar comprises 30-40 pts. wt. styrene block copolymer, 20-30 pts. wt. glass fiber reinforced polyester resin, 0.5-1.5 pt. wt. graphene, 5-10 pts. wt. zinc oxide whiskers, 0.5-2 pts. wt. aerogel, 10-20 pts. wt. reinforcing agent and balance glass fiber. USE - Warm edge spacer bars. ADVANTAGE - The warm edge spacer bar has high strength, good heat insulating property and prolonged service life. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of warm edge spacer bar which involves blending styrene block copolymer, glass fiber reinforced polyester resin, graphene, zinc oxide whisker, aerogel, reinforcing agent, glass fiber and processing aid in high speed mixer and granulating by twin screw extruder.