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    • 56. 发明申请
    • METHOD FOR PRODUCING DECANOLS BY MEANS OF HYDROGENATING DECENALS
    • 通过氢化方法生产癸醇的方法
    • US20120253083A1
    • 2012-10-04
    • US13502226
    • 2010-08-13
    • Alfred KaizikHans-Gerd Lueken
    • Alfred KaizikHans-Gerd Lueken
    • C07C29/141
    • C07C29/175Y02P20/582C07C31/125
    • The present invention relates to a method for producing at least one decanol by means of hydrogenating at least one decenal, wherein a first hydrogenation is carried out in the liquid phase on a solid first catalyst, wherein the first catalyst contains copper and nickel. The aim of the invention is to provide a method of the type mentioned above, according to which decenals can be hydrogenated into decanols in high yields even after long operating periods. The content of non-reacted decenals in the hydrogenation discharge in particular should be less than 1500 ppm. Said aim is achieved by carrying out the hydrogenation in two steps, which is to say in a first step in a known manner using a catalyst comprising copper, nickel and optionally chromium and/or barium oxide, and subsequently in a second step using a different catalyst that must be free of copper, chromium and nickel.
    • 本发明涉及通过氢化至少一种癸醛来制备至少一种癸醇的方法,其中第一次氢化在液相中在固体第一催化剂上进行,其中第一催化剂含有铜和镍。 本发明的目的是提供一种上述类型的方法,根据该方法,即使在长的操作期后,癸烯也可以高收率氢化成癸醇。 氢化放电中未反应的癸醛的含量特别应小于1500ppm。 所述目的通过在两步中进行氢化来实现,即在第一步中以已知方式使用包含铜,镍和任选的铬和/或氧化钡的催化剂,然后在第二步中使用不同的 必须不含铜,铬和镍的催化剂。