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    • 10. 发明授权
    • Catalyst for the manufacture of acrylonitrile
    • 用于制造丙烯腈的催化剂
    • US06458742B1
    • 2002-10-01
    • US09641380
    • 2000-08-17
    • Christos PaparizosMichael J. SeelyMaria S. FriedrichDev D. Suresh
    • Christos PaparizosMichael J. SeelyMaria S. FriedrichDev D. Suresh
    • B01J2310
    • C07C253/26B01J23/8876Y02P20/52C07C255/08
    • A catalyst composition comprising a complex of catalytic oxides of iron, bismuth, molybdenum, cobalt, cerium, antimony, at least one of nickel or magnesium, and at least one of lithium, sodium, potassium, rubidium, or thallium, and characterized by the following empirical formula: AaBbCcFedBieCofCegSbhMomOx wherein A is at least one of Cr, P, Sn, Te, B, Ge, Zn, In, Mn, Ca, W, or mixtures thereof B is at least one of Li, Na, K, Rb, Cs, Tl, or mixtures thereof C is least one of Ni, Mg or mixtures thereof a is 0 to 4.0 b is 0.01 to 1.5 c is 1.0 to 10.0 d is 0.1 to 5.0 e is 0.1 to 2.0 f is 0.1 to 10.0 g is 0.1 to 2.0 h is 0.1 to 2.0 m is 12.0 to 18.0 and x is a number determined by the valence requirements of the other elements present. The catalyst is useful in processes for the ammoxidation of an olefin selected from the group consisting of propylene, isobutylene or mixtures thereof, to acrylonitrile, methacrylonitrile and mixtures thereof, respectively.
    • 一种催化剂组合物,其包含铁,铋,钼,钴,铈,锑,镍或镁中的至少一种和锂,钠,钾,铷或铊中的至少一种的催化氧化物的络合物,其特征在于 以下经验式:其中A为Cr,P,Sn,Te,B,Ge,Zn,In,Mn,Ca,W或其混合物中的至少一种B为Li,Na,K,Rb,Cs, T1或其混合物C是Ni,Mg或其混合物中的至少一种,a为0〜4.0b为0.01〜1.5c为1.0〜10.0d,0.1〜5.0e为0.1〜2.0f,0.1〜10.0g为0.1〜2.0h 0.1至2.0μm为12.0至18.0,x为由其它元素的化合价要求确定的数。催化剂可用于将选自丙烯,异丁烯或其混合物的烯烃的氨氧化反应, 丙烯腈,甲基丙烯腈及其混合物。