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    • 21. 发明授权
    • Work-up of a 3-methyl-1-butene-containing mixture
    • 后处理含3-甲基-1-丁烯的混合物
    • US08415520B2
    • 2013-04-09
    • US13375091
    • 2010-04-29
    • Markus WinterbergAlfred KaizikArmin RixMichael GrassWilfried BueschkenMarc Becker
    • Markus WinterbergAlfred KaizikArmin RixMichael GrassWilfried BueschkenMarc Becker
    • C07C7/04
    • C07C7/04C07C1/24C07C7/06C07C11/10
    • The invention is a method for processing a mixture containing water, 3-methyl-1-butane and at least one other methylbutene. The method comprises primary distillation of the mixture, giving a gaseous primary overhead product containing methylbutene and water and a water-free primary bottom product containing 3-methyl-1-butene; condensation of the gaseous primary overhead product so as to give a condensate comprising a liquid aqueous phase and a liquid organic phase; separation of the condensate into a liquid aqueous phase and a liquid organic phase; discharge of the liquid aqueous phase; recirculation of the organic phase to the primary distillation; and finally secondary distillation of the water-free primary bottom product from the primary distillation so as to give a secondary overhead product comprising 3-methyl-1-butene and a secondary bottom product. The secondary overhead product obtained has a purity which enables it to be used directly as monomer or comonomer for preparing polymers or copolymers.
    • 本发明是一种处理含有水,3-甲基-1-丁烷和至少一种其它甲基丁烯的混合物的方法。 该方法包括对该混合物进行一次蒸馏,得到含有甲基丁烯和水的气态初级塔顶馏出物和含有3-甲基-1-丁烯的无水初级底物产物; 气态一级塔顶产物的冷凝,以产生包含液态水相和液体有机相的冷凝物; 将冷凝物分离成液态水相和液体有机相; 液体水相的排出; 将有机相再循环至初级蒸馏; 最后从初级蒸馏二次蒸馏无水初级底部产物,得到包含3-甲基-1-丁烯和二级底部产物的二级塔顶产物。 获得的二次塔顶产物具有使其能够直接用作制备聚合物或共聚物的单体或共聚单体的纯度。
    • 25. 发明申请
    • WORK-UP OF A 3-METHYL-1-BUTENE-CONTAINING MIXTURE
    • 一种含3-甲基-1-丁烯的混合物的研究
    • US20120116140A1
    • 2012-05-10
    • US13375091
    • 2010-04-29
    • Markus WinterbergAlfred KaizikArmin RixMichael GrassWilfried BueschkenMarc Becker
    • Markus WinterbergAlfred KaizikArmin RixMichael GrassWilfried BueschkenMarc Becker
    • C07C5/00B01D3/36C07C7/04B01D3/14
    • C07C7/04C07C1/24C07C7/06C07C11/10
    • The invention is a method for processing a mixture containing water, 3-methyl-1-butene and at least one other methylbutene. The method comprises primary distillation of the mixture, giving a gaseous primary overhead product containing methylbutene and water and a water-free primary bottom product containing 3-methyl-1-butene; condensation of the gaseous primary overhead product so as to give a condensate comprising a liquid aqueous phase and a liquid organic phase; separation of the condensate into a liquid aqueous phase and a liquid organic phase; discharge of the liquid aqueous phase; recirculation of the organic phase to the primary distillation; and finally secondary distillation of the water-free primary bottom product from the primary distillation so as to give a secondary overhead product comprising 3-methyl-1-butene and a secondary bottom product. The secondary overhead product obtained has a purity which enables it to be used directly as monomer or comonomer for preparing polymers or copolymers.
    • 本发明是一种处理含有水,3-甲基-1-丁烯和至少一种其它甲基丁烯的混合物的方法。 该方法包括对该混合物进行一次蒸馏,得到含有甲基丁烯和水的气态初级塔顶馏出物和含有3-甲基-1-丁烯的无水初级底物产物; 气态一级塔顶产物的冷凝,以产生包含液态水相和液体有机相的冷凝物; 将冷凝物分离成液态水相和液体有机相; 液体水相的排出; 将有机相再循环至初级蒸馏; 最后从初级蒸馏二次蒸馏无水初级底部产物,得到包含3-甲基-1-丁烯和二级底部产物的二级塔顶产物。 获得的二次塔顶产物具有使其能够直接用作制备聚合物或共聚物的单体或共聚单体的纯度。
    • 28. 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。