| abstract |
The invention discloses a kind of fire-retardant phase-change energy-storing heat preservation heat-barrier materials and preparation method thereof.The material is composed of the following components: modified polyether polylol, polymethylene multi-phenenyl isocyanate, diethanol amine, triethylene diamine, stannous octoate, silicone oil, n-hexane, water, ammonium polyphosphate and melamine；Wherein modified polyether polylol is to be prepared by phosphorus oxychloride as on coupling agent grafting phase transformation ergastic substances polyethylene glycol to polyether polyol, and phase-change accumulation energy substance has been reacted in polyether polyol completely by bonded form.Fire-retardant phase-change energy-storing heat preservation heat-barrier material prepared by the present invention, while in addition to having thermal and insulating performance, it is also equipped with flame retardant property, provides great support for the heat-insulated safety of building exterior wall heat preserving, is of great significance to the progress and development that push China's energy conservation project fireproofing technique. |