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    • 1. 发明授权
    • Hydrogenation catalyst for aromatic hydrocarbons contained in hydrocarbon oils
    • 烃油中所含芳香烃的氢化催化剂
    • US06524993B2
    • 2003-02-25
    • US10139796
    • 2002-05-03
    • Toshio YamaguchiYuki KanaiHideharu Yokozuka
    • Toshio YamaguchiYuki KanaiHideharu Yokozuka
    • B01J2340
    • C10G45/52B01J21/14B01J23/40B01J35/10B01J35/1019B01J35/1042B01J35/1057B01J35/1061B01J35/1066
    • A hydrogenation catalyst for hydrocarbon oils containing aromatic hydrocarbons is provided. The catalyst has a silica-magnesia oxide carrier with a magnesia content within a range from 25 to 50 weight percent calculated in terms of the metal oxide, to which a noble metal selected from among the group VIII metals of the periodic table is added as the active component. In addition, the pore characteristics of the catalyst are such that the volume of pores with a pore size of at least 4 nm as measured by a mercury porosimetry method is within the range from 0.3 to 0.6 ml/g, the volume of pores with a pore size of at least 200 nm as measured by a mercury porosimetry method is no more than 0.05 ml/g, the volume of pores with a pore size from 0.7 to 2 nm as measured by nitrogen adsorption-t-plot method is within the range from 0.2 to 0.3 ml/g, and the volume of pores with a pore size from 2 to 4 nm as measured by nitrogen adsorption-DH method is within the range from 0.15 to 0.2 ml/g.
    • 提供了含有芳族烃的烃油的氢化催化剂。 该催化剂具有二氧化硅 - 氧化镁载体,其氧化镁含量为按金属氧化物计算的25至50重量%的范围,选自周期表第VIII族金属中的贵金属作为 活性组分。 此外,催化剂的孔特性使得通过水银孔隙率法测量的孔径至少为4nm的孔的体积在0.3至0.6ml / g的范围内,具有 通过水银孔隙率法测定的孔径至少为200nm的孔径不大于0.05ml / g,通过氮吸附-t-绘图法测量孔径为0.7-2nm的孔的体积在该范围内 0.2〜0.3ml / g,通过氮吸附-DH法测定孔径为2〜4nm的孔的体积在0.15〜0.2ml / g的范围内。