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    • 1. 发明申请
    • 1,1,1,3,3,3-HEXAFLUOROPROPANE PURIFICATION WITH PHOTOCHLORINATION EQUIPMENT
    • 1,1,1,3,3,3-HEXAFLORORROPANE用光电设备进行纯化
    • WO2007058836A2
    • 2007-05-24
    • PCT/US2006043417
    • 2006-11-08
    • HONEYWELL INT INCCHIU YUONDAVID MERKELHSUEHSUNG TUNG
    • CHIU YUONDAVID MERKELHSUEHSUNG TUNG
    • C07C17/38C07C17/395C07C19/08
    • A continuous, vapor phase method for purifying a crude mixture of 1 ,1 ,1 ,3,3,3-hexafluoropropane and one or more unsaturated fluorocarbon compounds, the process comprising: a) providing a photochlorinator vessel comprising : 1) a UV lamp unit comprising a UV lamp located in a transparent inner well, the transparent inner well being located within a transparent outer well, the outer well being provided with material for cooling walls of the inner and outer wells; the inner well and the outer well defining separate chambers isolated from each other; and 2) a reaction vessel into which the UV lamp unit has been inserted; b) introducing into the reaction vessel a gaseous mixture of Cb and a distillation inseparable mixture of 1 ,1 ,1,3,3,3-hexafluoropropane and one or more unsaturated fluorocarbon compdunds; c) reacting, in the gaseous state and in the presence of UV light from the photochlorinator, the mixture with CI2 with the distillation inseparable mixture of 1 ,1 ,1 ,3,3,3-hexafluoropropane and one or more unsaturated compounds to saturate unsaturated fluorocarbons into a reacted mixture, and d) separating a purified 1 , 1 ,1 , 3,3, 3-hexafluoroporpane product containing less than 1000 ppm, most preferably less than 100 ppm unsaturated fluorocarbons.
    • 一种用于纯化1,1,1,3,3,3-六氟丙烷和一种或多种不饱和碳氟化合物的粗混合物的连续气相法,该方法包括:a)提供光氯化器容器,包括:1)UV灯 该单元包括位于透明内部井中的UV灯,所述透明内部井位于透明外部井内,所述外部井具有用于冷却所述内部和外部井的壁的材料; 所述内部井和所述外部井定义分离的彼此隔离的室; 和2)UV灯单元插入其中的反应容器; b)向反应容器中引入Cb的气态混合物和1,1,1,3,3,3-六氟丙烷与一种或多种不饱和氟碳化合物的蒸馏不可分离的混合物; c)在气态下和在来自光氯离子的UV光的存在下,将CI2与1,1,1,3,3,3-六氟丙烷和一种或多种不饱和化合物的蒸馏不可分离的混合物与CI2的混合物反应以饱和 不饱和碳氟化合物转化成反应混合物,和d)分离纯化的1,1,1,3,3,3-六氟丙烷产物,其含有小于1000ppm,最优选小于100ppm的不饱和碳氟化合物。