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    • 5. 发明申请
    • PROCESS FOR THE HYDROGENATION OF AROMATICS
    • 芳烃加氢方法
    • WO2002102939A2
    • 2002-12-27
    • PCT/EP2002/005906
    • 2002-05-29
    • AKZO NOBEL N.V.ATOFINA RESEARCHLEVIVELD, Robertus, GerardusSTAADEGAARD, RonCERFONTAIN, Marinus, BruceVANHAEREN, Xavier, Gilles, Gérard, Lépold
    • LEVIVELD, Robertus, GerardusSTAADEGAARD, RonCERFONTAIN, Marinus, BruceVANHAEREN, Xavier, Gilles, Gérard, Lépold
    • C10G45/52
    • C10G45/52B01J21/12B01J23/40B01J23/42B01J23/44B01J37/0009
    • The present invention pertains to a process for effecting aromatics hydrogenation which process comprises contacting a hydrocarbon feedstock which contains 10-80 vol.% of aromatics in the presence of a hydrogen-containing gas with a catalyst which comprises hydrogenation metals on a carrier. Wherein (i) the hydrogenation metals comprise a combination of platinum and palladium, and (ii) the carrier comprises silica-alumina dispersed in an alumina binder, wherein the alumina binder is present in an amount of 5-50 wt.%, based on the total weight of the silica-alumina and alumina binder present in the carrier, and wherein the silica-alumina comprises 5-50 wt.% of alumina, based on the weight of the silica-alumina. The use of a catalyst comprising platinum and palladium on a carrier comprising silica-alumina and 5-50 wt.% of an alumina binder, the silica-alumina comprising 5-50 wt.% of alumina, based on the weight of the silica-alumina, leads to an increased aromatics hydrogenation as compared to a catalyst containing only platinum as hydrogenation metal, and as compared to a catalyst containing more than 50 wt.% of an alumina binder and/or more than 50 wt.% of alumina in the silica-alumina contained in the carrier.
    • 本发明涉及一种进行芳族化合物氢化的方法,该方法包括在含氢气体存在下,将含有10-80体积%芳族化合物的烃原料与载体上含氢化金属的催化剂接触。 其中(i)氢化金属包括铂和钯的组合,和(ii)载体包含分散在氧化铝粘合剂中的二氧化硅 - 氧化铝,其中氧化铝粘合剂的存在量为5-50重量%,基于 存在于载体中的二氧化硅 - 氧化铝和氧化铝粘合剂的总重量,并且其中所述二氧化硅 - 氧化铝包含基于二氧化硅 - 氧化铝重量的5-50重量%的氧化铝。 在包含二氧化硅 - 氧化铝和5-50重量%氧化铝粘合剂的载体上使用包含铂和钯的催化剂,所述二氧化硅 - 氧化铝包含5-50重量%的氧化铝,基于二氧化硅 - 氧化铝与仅含有铂作为氢化金属的催化剂相比,导致增加的芳烃氢化,并且与含有超过50重量%的氧化铝粘合剂和/或大于50重量%的氧化铝的催化剂相比,在 载体中含有二氧化硅 - 氧化铝。