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    • 5. 发明授权
    • Apparatus for reactive distillation
    • 反应蒸馏装置
    • US5026459A
    • 1991-06-25
    • US356087
    • 1989-05-24
    • Dang Vu QuangPierre AmiguesJean-Ferdinand Gaillard
    • Dang Vu QuangPierre AmiguesJean-Ferdinand Gaillard
    • B01D3/00C07C41/06C07C41/42
    • B01D3/009C07C41/06C07C41/42Y02P20/127Y10S203/06
    • The invention concerns a process and apparatus for manufacturing methyl tert-butyl ether (MTBE) by reacting methanol with an isobutene-containing hydrocarbon mixture.This process is characterized by the steps of:introducing the reactants into a reaction-distillation zone containing at least two superposed and non-contiguous fixed beds (2a, 2b) of catalyst of the sulfonated resin type, wherein passageways are provided for a vapor phase, at least one distillation tray (4a), at least one liquid redistribution tray (5),maintaining distillation conditions in the zone so as to have a descending liquid phase and an ascending vapor phase,maintaining a continuous liquid phase in the lower part of the beds,discharging a vapor phase containing a high proportion of unconverted hydrocarbons from the top (8) of the zone, andwithdrawing a liquid phase of high MTBE content from the bottom (10) of the zone.
    • 本发明涉及通过使甲醇与含异丁烯的烃混合物反应制备甲基叔丁基醚(MTBE)的方法和装置。 该方法的特征在于以下步骤:将反应物引入反应 - 蒸馏区,该反应蒸馏区包含磺化树脂型催化剂的至少两个重叠和不连续的固定床(2a,2b),其中为气相提供通道 ,至少一个蒸馏塔板(4a),至少一个液体再分布托盘(5),保持该区域中的蒸馏条件以具有下降的液相和上升的气相,在 床,从该区域的顶部(8)排出含有高比例的未转化的烃的气相,并从该区域的底部(10)排出高MTBE含量的液相。