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    • 2. 发明公开
    • EP0882002A4 -
    • EP0882002A4 - Google专利
    • EP0882002A4
    • 1998-12-09
    • EP96932176
    • 1996-09-05
    • C07C5/13C07C5/31C07C6/08
    • C07C5/13C07C5/31C07C2523/14C07C2523/20C07C2523/24C07C2523/46
    • A process for selectively opening naphthenic rings of naphthenic ring-containing compounds in a feedstream wherein at least a portion of the ring compounds in the feedstream are characterized as containing at least one C5 ring having at least one substituent therefrom and wherein the number of carbon atoms for the C5 ring compound is at least 8. The C5 naphthenic rings are opened without significant dealkylation of any pendant substituents on the ring. The hydrocarbon feedstream, containing such compounds, is contacted with a catalyst comprised of an effective amount of a metal selected from Ir, Ru, and Rh and mixtures thereof on a catalyst support, which catalyst when reacted with a feed comprised of 20 wt.% n-pentylcyclopentane in heptane diluent will result in at least a 25 % yield of C10 paraffins and a selectivity to C10 paraffin products of at least 0.80, which selectivity is defined by %C10 paraffin yield/%C10 ring disappearance.
    • 一种在进料流中选择性地打开含环烷环化合物的环烷环的方法,其中进料流中至少一部分环化合物的特征在于含有至少一个具有至少一个取代基的C5环,并且其中碳原子的数目 因为C5环化合物至少为8.C 5环烃环在环上没有显着的任何侧挂取代基的脱烷基化时打开。 使含有这些化合物的烃进料流与由催化剂载体上的有效量的选自Ir,Ru和Rh的金属及其混合物组成的催化剂接触,该催化剂当与包含20重量% 在庚烷稀释剂中的正戊基环戊烷将导致至少25%的C 10链烷烃产率和至少0.80的对C 10链烷烃产物的选择性,该选择性由%C 10链烷烃产率/%C 10环消失定义。