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    • 5. 发明授权
    • Process for preparing α,β-unsaturated C10-aldehydes
    • 制备α,β-不饱和C10醛的方法
    • US08581008B2
    • 2013-11-12
    • US13256116
    • 2010-02-23
    • Alfred KaizikDirk FridagHans-Gerd LuekenWilfried Bueschken
    • Alfred KaizikDirk FridagHans-Gerd LuekenWilfried Bueschken
    • C07C45/45
    • C07C45/74Y02P20/582C07C47/21
    • The invention relates to a method for continuously producing α,β-unsaturated C10-aldehydes from aliphatic C5-aldehydes, comprising the following steps: aldol-condensing aliphatic C5-aldehydes into α,β-unsaturated C10-aldehydes in the presence of an aqueous base in a tube reactor; phase separating the output of the tube reactor into an aqueous catalyst phase and an organic product phase; separating the organic product phase into α,β-unsaturated C10-aldehydes, aliphatic C5-aldehydes, and auxiliary products; discharging a part of the aqueous catalyst phase to remove the reaction water and supplementing said part with liquor solution and subsequently returning said part to the tube reactor. The task of the invention is to improve a method of said kind in a way such that it requires lower energy input. This is achieved in that the aliphatic C5-aldehydes and/or the α,β-unsaturated C10-aldehydes are dispersed in the aqueous base as drops, wherein the average Sauter diameter of the drops is between 0.2 mm and 2 mm.
    • 本发明涉及一种从脂肪族C5醛连续生产α,β-不饱和C10醛的方法,包括以下步骤:将脂族C 5 - 醛缩合成α,β-不饱和C10醛在水溶液 基于管式反应器; 将管式反应器的输出相分离成水性催化剂相和有机产物相; 将有机产物相分离成α,β-不饱和C10醛,脂族C5醛和辅助产物; 排出一部分水性催化剂相以除去反应水并用液体溶液补充所述部分,随后将所述部分返回到管式反应器。 本发明的任务是改进所述种类的方法,使其需要较低的能量输入。 这是因为脂族C 5 - 醛和/或α,β-不饱和C 10 - 醛以水滴的形式分散在水性碱中,其中液滴的平均Sauter直径在0.2mm与2mm之间。
    • 8. 发明申请
    • PROCESS FOR PREPARING ALPHA,BETA-UNSATURATED C10-ALDEHYDES
    • 制备ALPHA,不饱和C10-醛缩合物的方法
    • US20120123169A1
    • 2012-05-17
    • US13256116
    • 2010-02-23
    • Alfred KaizikDirk FridagHans-Gerd LuekenWilfried Bueschken
    • Alfred KaizikDirk FridagHans-Gerd LuekenWilfried Bueschken
    • C07C45/45
    • C07C45/74Y02P20/582C07C47/21
    • The invention relates to a method for continuously producing α,β-unsaturated C10-aldehydes from aliphatic C5-aldehydes, comprising the following steps: aldol-condensing aliphatic C5-aldehydes into α,β-unsaturated C10-aldehydes in the presence of an aqueous base in a tube reactor; phase separating the output of the tube reactor into an aqueous catalyst phase and an organic product phase; separating the organic product phase into α,β-unsaturated C10-aldehydes, aliphatic C5-aldehydes, and auxiliary products; discharging a part of the aqueous catalyst phase to remove the reaction water and supplementing said part with liquor solution and subsequently returning said part to the tube reactor. The task of the invention is to improve a method of said kind in a way such that it requires lower energy input. This is achieved in that the aliphatic C5-aldehydes and/or the α,β-unsaturated C10-aldehydes are dispersed in the aqueous base as drops, wherein the average Sauter diameter of the drops is between 0.2 mm and 2 mm.
    • 本发明涉及从脂肪族C5醛连续生产α,β-不饱和C10醛的方法,包括以下步骤:将脂族C 5 - 醛缩合成α,β-不饱和C10醛,在 管式反应器中的水性碱; 将管式反应器的输出相分离成水性催化剂相和有机产物相; 将有机产物相分离成α,β-不饱和C10醛,脂肪族C5醛和辅助产物; 排出一部分水性催化剂相以除去反应水并用液体溶液补充所述部分,随后将所述部分返回到管式反应器。 本发明的任务是改进所述种类的方法,使其需要较低的能量输入。 这是通过脂肪族C5醛和/或α,β-不饱和C10醛以水滴的形式分散在水性基质中,其中液滴的平均Sauter直径在0.2mm和2mm之间。