9999久久久久久亚洲,国产群交变态在线观看,国产亚洲欧美一级大片,9191在线中文国产-久久影院AV人禽交_97色超级碰碰免费公开视频_福利视频一区二区牛牛_国产精品自拍合集

TetraBromoBisphenol A (2,3-Dibromopropyl) ether is a white powder, low toxicity, soluble in benzene, acetone, chloroform, etc., insoluble in water and hexanol, with decomposition temperature greater than 285 ° C. Product, flame retardant effect is better. TetraBromoBisphenol A (2,3-Dibromopropyl) ether, as an additive flame retardant, is a highly effective flame retardant containing both aromatic bromine and aliphatic bromine, and has excellent thermal stability and light stability. Mainly used in polypropylene, polypropylene, polypropylene resin, polyvinyl chloride resin, resin. Compared with 1,2,5,6,9,10-Hexabromocyclododecane, the decomposition temperature is higher. In some aspects, 1,2,5,6,9,10-Hexabromocyclododecane cannot be replaced.
Product name: TetraBromoBisphenol A (2,3-Dibromopropyl) ether
Molecular formula: C21H20Br8O2
CAS number: 21850-44-2
Molecular weight: 943.61