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    • 22. 发明授权
    • Catalyst based on a molecular sieve and a process for selective hydroisomerisation of long linear and/or slightly branched paraffins using that catalyst
    • 基于分子筛的催化剂和使用该催化剂的长线性和/或稍微支化的链烷烃的选择性加氢异构化的方法
    • US06198015B1
    • 2001-03-06
    • US09034350
    • 1998-03-04
    • Christian MarcillyEric BenazziNathalie George-Marchal
    • Christian MarcillyEric BenazziNathalie George-Marchal
    • C07C513
    • C10G45/64B01J29/46
    • The invention concerns a process for selective hydroisomerization of compounds with an n-alkane chain containing more than 10 carbon atoms, in which the compound to be treated is brought into contact with a catalyst comprising at least one hydro-dehydrogenating element and at least one molecular sieve having a one- or two-dimensional pore network, the accessible pore openings of which are delimited by 10 oxygen atoms, and a distance termed the bridging distance between the pores of less then 0.70 nm, and the zeolite is such that a catalyst which undergoes a standard n-heptadecane isomerization test has, for a conversion of 95%, a selectivity of at least 70% for isomerized products, and the catalyst contains at least 5% by weight of at least one hydro-dehydrogenating element selected from the group formed by non noble GVIII metals, GVIB metals, and niobium, and the catalyst preferably contains phosphorous. The sieve is preferably a NU-10, NU-23, NU-87, EU-13 or Theta-1 zeolite.
    • 本发明涉及一种使含有多于10个碳原子的正烷烃链选择性加氢异构化的方法,其中待处理化合物与包含至少一个加氢脱氢元素的催化剂和至少一个分子 具有一维或二维孔网的筛,其可及孔的开口由10个氧原子界定,并且称为孔之间的桥接距离小于0.70nm的距离,并且沸石使得催化剂 进行标准的正十七烷异构化试验对于异构化产物具有至少70%的选择性为95%的转化率,并且催化剂含有至少5重量%的至少一种选自组中的加氢脱氢元件 由非贵金属GVIII金属,GVIB金属和铌形成,并且催化剂优选含有磷。筛优选为NU-10,NU-23,NU-87,EU-13或Theta-1沸石。