▎ 摘　　要

NOVELTY - The utility model claims a building heat preservation decorative board with high efficiency and good corrosion resistance effect, comprising a building heat preservation decorative board main body, two sides of the building heat preservation decorative board main body are provided with a sound insulation layer. The utility model is provided with a sound insulation layer, a polyester fibre sound absorbing plate layer, a bamboo fibre sound absorbing plate layer, a corrosion resistant layer, the vinyl glass flake coating layer and the graphene coating layer are matched with each other, so as to improve the heat insulation performance and corrosion resistance of the building heat preservation decoration plate, when using the building heat preservation decoration plate, it can effectively improve the sound insulation performance of the building heat preservation decoration plate, avoids the problem that it can not effectively isolate sound to reduce the sound insulation performance of the building insulating decorative plate, at the same time, when the building insulating decorative plate is used for a long time, it can effectively improve the corrosion resistance of the building insulating decorative plate, it prevents the building insulating decorative plate from corrosion and damage, it prolongs the service life of the building insulating decorative plate.