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    • 34. 发明公开
    • ALKALI METAL FLUORIDE DISPERSION, AND PROCESS FOR PRODUCTION OF FLUORINATED ORGANIC COMPOUND USING THE SAME
    • 碱金属氟化物分散液及其制备方法具有氟化有机结合
    • EP2192087A1
    • 2010-06-02
    • EP08828723.0
    • 2008-08-27
    • Sumitomo Chemical Company, Limited
    • HAGIYA, Koji
    • C01D3/02C07B39/00C07C17/20C07C22/08C07C51/58C07C63/72C07C67/14C07C69/82C07C201/12C07C205/11
    • C07B39/00C01D3/02C07C17/208C07C51/00C07C51/58C07C51/60C07C67/14C07C201/12C07C63/30C07C69/76C07C205/12
    • An alkali metal fluoride dispersion essentially consisting of an alkali metal fluoride and an aprotic organic solvent obtainable by conducting the following Step (A), subsequently conducting the following Step (B) at least once, and then conducting the following Step(C);
      Step (A) : a step of separating a liquid phase from an alkali metal fluoride dispersion comprising at least one alcohol solvent selected from the group consisting of methanol, ethanol and isopropanol and an alkali metal fluoride, and mixing the separated liquid phase with an aprotic organic solvent having a boiling point of 85°C or higher at normal pressure to obtain a mixture containing the alkali metal fluoride;
      Step (B) : a step of obtaining a mixture containing the alkali metal fluoride comprising the following Steps (b1) to (b3);
      Step (b1) : a step of concentrating the mixture containing the alkali metal fluoride obtained in Step (A) or Step (b3) to obtain a concentrated fraction and a concentrated residue;
      Step (b2) : a step of mixing a residue of the alkali metal fluoride dispersion obtained by separating the liquid phase in Step (A) or a residue of the mixture obtained by separating a liquid phase in Step (b3) with the concentrated fraction obtained in Step (b1) to obtain a mixture containing an alkali metal fluoride; and
      Step (b3) : a step of separating a liquid phase from the mixture containing an alkali metal fluoride obtained in Step (b2) and mixing the separated liquid phase with the concentrated residue obtained in Step (b1) to obtain a mixture containing an alkali metal fluoride; and

      Step (C) : a step of removing the alcohol solvent fromthemixture containing the alkali metal fluoride, which is obtained in Step (B), to obtain the alkali metal fluoride dispersion essentially consisting of the alkali metal fluoride and the aprotic organic solvent.
    • 碱金属氟化物分散液实质上通过进行下述工序(A)中,随后进行下面的工序(B)至少一次,然后进行随后的步骤(C)由以下组成的碱金属氟化物和非质子性有机溶剂而得到的A; 步骤(A):从在碱金属氟化物分散液,其包含至少一种醇中分离出液相的步骤选自甲醇,乙醇和异丙醇以及碱金属氟化物的由......组成选择的溶剂,并且所述分离的液相与在非质子传递混合 在常压下的85℃或更高的沸点,得到含有碱金属氟化物的混合物中有机溶剂中; 步骤(B):得到含有碱金属氟化物,包括以下步骤(b1)至混合物的步骤(B3); 工序(b1):含有碱金属氟化物的工序(A)或工序(b3)中得到以获得浓缩馏分和浓缩的残留物浓缩混合物的步骤; 步骤(b2):获得与浓缩馏分混合通过分离在步骤(A)的液相得到的碱金属氟化物分散液的残基或通过分离在步骤(b3)中的液相中获得的混合物的残基的一个步骤 在工序(b1),以获得的碱金属氟化物包含的混合物; 和工序(b3):分离从含有超过碱金属氟化物在步骤(b2)中得到的混合物的液相,并与在步骤(b1)中得到的浓缩残余物中分离出的液相混合的步骤,得到含有经碱的混合物 金属氟化物; 和步骤(C):除去醇溶剂fromthemixture含有碱金属氟化物,所有这些都在步骤(B)得到的步骤,以获得碱金属氟化物分散液基本上由碱金属氟化物和非质子性有机溶剂。