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    • 1. 发明申请
    • CATALYST AND PROCESS FOR SELECTIVE HYDROGENATION OF ALKYNES AND DIENES.
    • 催化剂和碱选择性氢化方法。
    • WO2010070030A3
    • 2010-09-23
    • PCT/EP2009067373
    • 2009-12-17
    • TOTAL PETROCHEMICALS RES FELUYVULPESCU GEORGEGENIN FRANCINEHORTMANN KAIDATH JEAN-PIERRE
    • VULPESCU GEORGEGENIN FRANCINEHORTMANN KAIDATH JEAN-PIERRE
    • B01J23/44B01J23/66B01J27/224B01J37/02
    • B01J37/0201B01J23/44B01J23/66B01J27/224
    • Selective hydrogenation process comprising: ° contacting in the presence of hydrogen an hydrocarbon feedstock comprising at least one unsaturated compound selected from the group consisting of al kynes and dienes and mixtures thereof with a first hydrogenation catalyst in a first reaction zone to produce a first product stream having a reduced proportion of alkynes and/or dienes; and ° contacting the first product stream in a second reaction zone having an inlet and an outlet, in the presence of optional additional hydrogen, with a second hydrogenation catalyst to produce a second product stream, wherein, the first hydrogenation catalyst comprises: ° a first constituent of at least one metal or metal-based component selected from the elements consisting of Groups 1-10 of the Periodic Table of Elements (new IUPAC notation) and optionally a second constituent of at least one metal or metal-based component selected from the elements consisting of Groups 11-14 of the Periodic Table of Elements, and said first constituent and optional second constituent are on a carrier made essentially of SiC or of an alkaline earth metal silicate. Hydrogenation catalyst comprising : ° a first constituent of at least one metal or metal-based component selected from the elements consisting of Groups 1-10 of the Periodic Table of Elements (new IUPAC notation) and a second constituent of at least one metal or metal-based component selected from the elements consisting of Groups 11 -14 of the Periodic Table of Elements, and ° said first constituent and second constituent are on a carrier made essentially of an alkaline earth metal silicate or of SiC, ° the second constituent is optional if the carrier is made essentially of SiC.
    • 选择性氢化方法,包括:在氢的存在下,在第一反应区中,将包含至少一种选自由炔烃和二烯的不饱和化合物和其混合物与第一氢化催化剂组成的烃原料接触,以产生第一产物流 炔和/或二烯的比例降低; 并且在具有入口和出口的第二反应区中,在任选的附加氢存在下,使第一产物流与第二氢化催化剂接触以产生第二产物流,其中第一氢化催化剂包括: 至少一种金属或金属基组分的组分,其选自由元素周期表第1-10族(新的IUPAC符号)组成的元素和任选的至少一种金属或金属基成分的第二组分,所述金属或金属基组分选自 由元素周期表第11-14部分组成的元素,以及所述第一组分和任选的第二组分在基本上由SiC或碱土金属硅酸盐制成的载体上。 氢化催化剂,其包含:选自由元素周期表第1-10族(新的IUPAC符号)组成的元素中的至少一种金属或金属基成分的第一组分和至少一种金属或金属的第二组分 基元素选自由元素周期表第11-14族组成的元素,且所述第一组分和第二组分位于基本上由碱土金属硅酸盐或SiC制成的载体上,第二组分是任选的 如果载体基本上由SiC制成。