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    • 23. 发明授权
    • Hydrogenation of nitriles over Raney catalysts
    • 在阮内催化剂上氢化腈
    • US06677486B2
    • 2004-01-13
    • US09985982
    • 2001-11-07
    • Andreas AnsmannChristoph BenischFrank FunkeFrank OhlbachMartin Merger
    • Andreas AnsmannChristoph BenischFrank FunkeFrank OhlbachMartin Merger
    • C07C2948
    • C07D295/13B01J25/00B01J37/0018C07C209/48C07C211/14C07C211/36
    • Nitriles are hydrogenated to primary amines over an activated, alpha-Al2O3-containing, macroporous Raney catalyst based on an alloy of aluminum and at least one transition metal selected from the group consisting of iron, cobalt and nickel, and, if desired, one or more further transition metals selected from the group consisting of titanium, zirconium, chromium and manganese, which is obtainable by a process comprising the steps in the order (a)-(f): (a) preparing a kneadable composition comprising the alloy, a shaping aid, water and a pore former; (b) shaping the kneadable composition to form a shaped body; (c) calcining the shaped body; (d) activating the calcined shaped body by treatment with aqueous alkali metal hydroxide solution; (e) rinsing the shaped catalyst body with aqueous alkali metal hydroxide solution; (f) rinsing the shaped catalyst body with water.
    • 基于铝和至少一种选自铁,钴和镍的过渡金属的合金,并且如果需要,腈在一种活化的含α-Al 2 O 3的大孔阮内催化剂上氢化成伯胺,如果需要, (a) - (f):(a)制备包含该合金的可捏合组合物的方法可以获得更多的选自钛,锆,铬和锰的过渡金属, 成型助剂,水和成孔剂;(b)使捏合组合物成形以形成成形体;(c)煅烧成形体;(d)用碱金属氢氧化物水溶液处理活化煅烧成形体;(e) 用碱金属氢氧化物水溶液冲洗成型的催化剂体;(f)用水冲洗成型的催化剂体。