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    • 2. 发明公开
    • PROCESS FOR PRODUCING HYDROFLUOROOLEFIN
    • 生产氢氟烯烃的方法
    • EP3187477A1
    • 2017-07-05
    • EP15835895.2
    • 2015-08-24
    • Asahi Glass Company, Limited
    • TERAZONO, ShinjiWANG, XuKANDA, MasahiroKAWAGUCHI, SatoshiKASAGAWA, Mitsugu
    • C07C17/23C07C21/18C07B61/00
    • C07C17/23C07B61/00C07C17/354C07C21/18
    • To provide a method for producing a hydrofluoroolefin, wherein formation of an over-reduced product having hydrogen added to a material chlorofluoroolefin and an over-reduced product having not only chlorine atoms but also fluorine atoms in the chlorofluoroolefin replaced with hydrogen atoms, as by-products, is suppressed.
      A method for producing a hydrofluoroolefin, which comprises reacting a specific chlorofluoroolefin with hydrogen in the presence of a catalyst supported on a carrier, to obtain a specific hydrofluoroolefin,
      wherein the catalyst is a catalyst composed of an alloy containing at least one platinum group element selected from the group consisting of palladium and platinum, and at least one second element selected from the group consisting of manganese, copper, aluminum, gold, lithium, sodium, potassium, magnesium, silver, zinc, cadmium, indium, silicon, germanium, tin, lead, arsenic, antimony and bismuth.
    • 本发明提供一种氢氟烯烃的制造方法,其中,在原料氯氟烯烃中添加氢的过量还原物和氯原子中不仅含有氯原子而且还含有氟原子的过度还原物被氢原子取代而成为副产物, 产品,被压制。 一种氢氟烯烃的制造方法,其特征在于,在负载在载体上的催化剂的存在下,使特定的氯氟烯烃与氢反应,得到特定的氢氟烯烃,其中,催化剂是由含有选自至少一种铂族元素 选自由锰,铜,铝,金,锂,钠,钾,镁,银,锌,镉,铟,硅,锗,锡组成的组中的至少一种第二元素 ,铅,砷,锑和铋。