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    • 4. 发明授权
    • Continuous process for the preparation of carbon polymonofluoride and
apparatus therefor
    • 连续制备多氟化碳的方法及其设备
    • US4855121A
    • 1989-08-08
    • US136941
    • 1987-12-23
    • Jean Metzger
    • Jean Metzger
    • C01B31/04C01B31/00C01B31/02C07C17/00C07C17/007C07C19/08C07C67/00
    • C01B31/005
    • This invention relates to a continuous process for the preparation of carbon polymonofluoride.The reaction of fluorine diluted with at least one inert gas with carbon particles is performed in a reaction zone in which the particles travel as a thin layer. Diluted fluorine is introduced into the reaction zone in the form of a plurality of gaseous mixtures delivered at a plurality of points close to the layer of the particles and distributed in the reaction zone. The weight content of fluorine and the flow rate of each of the gaseous mixtures are controlled independently and such that the volume content of fluorine in the gaseous phase at the gaseous phase/particles interface in the vicinity of each of the points is lower than the minimum content causing the inflammation of the particles.For a space time output higher than 10 kg.h.sup.-1 m.sup.-3, the process permits a fluorine yield higher than 50% and capable of exceeding 60% to be obtained in the absence of recycling of the gases originating from the reaction zone.
    • 本发明涉及一种制备碳氟聚合物的连续方法。 用至少一种惰性气体与碳颗粒稀释的氟的反应在颗粒作为薄层行进的反应区中进行。 将稀释的氟以多个气体混合物的形式引入反应区,该气体混合物在靠近该颗粒层的多个点处输送并分布在反应区中。 氟的重量含量和每种气体混合物的流量独立地被控制,使得在每个点附近的气相/颗粒界面处的气相中的氟的体积含量低于最小值 引起颗粒炎症的内容物。 对于高于10kg·h-1m-3的空间时间输出,在不存在来自反应区的气体的再循环的情况下,该过程允许获得高于50%且能够超过60%的氟产率。