▎ 摘　　要

NOVELTY - An energy-saving door and window comprises glass main body. The glass main body is orderly provided with heat insulating coating and light adjusting layer. The heat insulating coating comprises 50-60 pts. wt. epoxy resin emulsion, 20-30 pts. wt. graphene heat insulation slurry, 0.5-1 pt. wt. defoaming agent, 1-5 pts. wt. thickener, 0.5-1 pt. wt. film-forming auxiliary agent and 0.5-1 pt. wt. delusterant. The light adjusting layer comprises substrate. The substrate is provided with vanadium oxide layer. The vanadium oxide layer is provided with graphene layer. The graphene layer is uniformly embedded with nano-nitrile rubber particles and nano-zinc particles. USE - Energy-saving door and window ADVANTAGE - The product has good visible light transmission performance and low cost.