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    • 2. 发明公开
    • Method of Producing a Zeolitic Reforming Catalyst
    • Zeolitischer Reformierkatalysator和Verfahren zu seiner Herstellung。
    • EP0198721A2
    • 1986-10-22
    • EP86302858.5
    • 1986-04-16
    • CHEVRON U.S.A. Inc.
    • Santilli, Donald S.Long, John J.Lewis, Robert T.
    • C10G35/095B01J29/10B01J29/61
    • C10G35/095B01J29/08B01J29/10B01J29/62B01J29/63B01J2229/26B01J2229/42
    • A highly active and selective zeolitic reforming catalyst comprises a large pore zeolite containing platinum metal and at least one promoter metal selected from iron, cobalt and titanium, the catalyst having a platinum to promoter metal mole ratio of less than 10:1. In one embodiment a type L zeolite is formed by combining an aqueous solution of potassium hydroxide, aluminum hydroxide, and ferric nitrate with an aqueous solution of silica to form a thickening gel in a mother liquor; heating the thickening gel to form a type L zeolite; cooling the solution containing the type L zeolite; decanting the mother liquor from the gel; filtering the type L zeolite from the gel; washing the filtered type L zeolite so that the pH of the wash is about 10.5; and drying the washed type L zeolite. The catalyst is formed by adding platinum to the dried type L zeolite by pore fill impregnation with an aqueous solution of Pt(NH 3 ) 4 (NO 3 ) 2 to form a catalyst; drying the catalyst and then calcining the dried catalyst.
    • 高活性和选择性沸石重整催化剂包含含有铂金属的大孔沸石和选自铁,钴和钛的至少一种助催化剂金属,所述催化剂的铂与助催化剂金属摩尔比小于10:1。 在一个实施方案中,通过将氢氧化钾,氢氧化铝和硝酸铁的水溶液与二氧化硅水溶液组合以在母液中形成增稠凝胶而形成L型沸石; 加热增稠凝胶形成L型沸石; 冷却含有L型沸石的溶液; 从凝胶中滗出母液; 从凝胶中过滤L型沸石; 洗涤过滤的L型沸石使洗涤液的pH值为约10.5; 并干燥洗涤的L型沸石。 通过用Pt(NH 3)4(NO 3)2水溶液的孔填充浸渍将铂添加到干燥的L型沸石中形成催化剂以形成催化剂; 干燥催化剂,然后煅烧干燥的催化剂。
    • 6. 发明公开
    • Zeolitic reforming catalyst and method of producing the same
    • Zeolith-Reformierkatalysator和Verfahren zu seiner Herstellung。
    • EP0198720A1
    • 1986-10-22
    • EP86302857.7
    • 1986-04-16
    • CHEVRON RESEARCH AND TECHNOLOGY COMPANY
    • Santilli, Donald S.Long, John J.Lewis, Robert T.
    • C10G35/095B01J29/30
    • B01J29/63B01J29/62B01J2229/26B01J2229/42C10G35/095
    • A highly active and selective zeolitic reforming catalyst comprises a type L zeolite containing platinum metal and at least one promoter selected from iron, cobalt, titanium and the rare earth metals, the catalyst having a platinum to promoter metal mole ratio of less than 10:1. In one embodiment a type L zeolite is formed by combining an aqueous solution of potassium hydroxide, aluminum hydroxide, and ferric nitrate with an aqueous solution of silica to form a thickening gel in a mother liquor; heating the thickening gel to form a type L zeolite; cooling the gel containing the type L zeolite; decanting the mother liquor from the gel; filtering the type L zeolite from the gel; washing the filtered type L zeolite so that the pH of the wash is about 10.5 and drying the washed type L zeolite. The catalyst is formed by adding platinum to the dried type Lzeolite by porefill impregnation with an aqueous solution of Pt(NH 3 ) 4 (NO 3 ) 2 to form a catalyst; drying the catalyst and then calcining the dried catalyst.
    • 一种高活性和选择性的沸石重整催化剂包括含有铂金属的L型沸石和至少一种选自铁,钴,钛和稀土金属的助催化剂,催化剂的铂与助催化剂的摩尔比小于10:1 。 在一个实施方案中,通过将氢氧化钾,氢氧化铝和硝酸铁的水溶液与二氧化硅水溶液组合以在母液中形成增稠凝胶而形成L型沸石; 加热增稠凝胶形成L型沸石; 冷却含有L型沸石的凝胶; 从凝胶中滗出母液; 从凝胶中过滤L型沸石; 洗涤过滤的L型沸石,使洗涤液的pH为约10.5,并干燥洗涤的L型沸石。 通过用Pt(NH 3)4(NO 3)2水溶液的孔填充浸渍将铂添加到干燥的L型沸石中形成催化剂以形成催化剂; 干燥催化剂,然后煅烧干燥的催化剂。