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    • 15. 发明申请
    • Fluoroalkyl iodide and its production process
    • 氟烷基碘及其制备方法
    • US20070249876A1
    • 2007-10-25
    • US11406289
    • 2006-04-19
    • Shoji FurutaYusuke SugaharaKeiko NakaseKeisuke Mori
    • Shoji FurutaYusuke SugaharaKeiko NakaseKeisuke Mori
    • C07C17/275
    • C07C19/16C07C17/278
    • A process for producing a fluoroalkyl iodide as a telomer Rf(CF2CF2)nI (wherein Rf is a C1-10 fluoroalkyl group, and n is an integer of from 1 to 6) by telomerization from a fluoroalkyl iodide represented by the formula RfI (wherein Rf is as defined above) as a telogen and tetrafluoroethylene (CF2CF2) as a taxogen, which comprises a liquid phase telomerization step of supplying a homogeneous liquid mixture of the telogen and the taxogen from the lower portion of a tubular reactor, moving the mixture from the lower portion towards the upper portion of the reactor in the presence of a radical initiator over a retention time of at least 5 minutes while the reaction system is kept in a liquid phase state is under conditions where no gas-liquid separation will take place, so that the taxogen supplied to the reactor is substantially consumed by the reaction in the reactor, and drawing the reaction product from the upper portion of the reactor.
    • 制备作为调聚物的氟代烷基碘的方法(CF 2)其中(其中R 1,R 2,R 2, 通过由式R 1代表的氟代烷基碘进行调聚,R“是C 1〜10位氟代烷基,n为1〜6的整数) 作为发酵剂的前体和四氟乙烯(CF 2 CH 2 CH 2),f I(其中R f定义如上)) ,其包括液相调聚步骤,从管状反应器的下部供应脱水剂和发酵剂的均匀液体混合物,在自由基引发剂存在下将混合物从反应器的下部向上游部分移动 在反应体系保持在液相状态的保持时间为至少5分钟的条件下,在不进行气 - 液分离的条件下,供给到反应器的发酵剂基本上被反应器中的反应消耗 和拉丁 g来自反应器上部的反应产物。