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    • 2. 发明公开
    • ISOTHIOCYANATE PRODUCTION METHOD, COMPOSITION FOR TRANSPORTING AND STORING N-SUBSTITUTED O-SUBSTITUTED THIOCARBAMATE, AND ISOTHIOCYANATE COMPOSITION
    • ISOTHIOCYANATHERSTELLUNGSVERFAHREN,COMPOSITION运输和贮存N-取代邻位取代的硫代氨基甲酸酯和ISOTHIOCYANATZUSAMMENSETZUNG
    • EP2966060A1
    • 2016-01-13
    • EP14760523.2
    • 2014-02-28
    • Asahi Kasei Chemicals Corporation
    • SHINOHATA, MasaakiKOSUGI, YujiMIYAKE, Nobuhisa
    • C07C333/04C07C331/30C07C333/06C07C333/08
    • The present invention relates to an isothiocyanate production method using an organic primary amine and thiourea as starting materials; to a composition for transporting and storing an N-substituted O-substituted thiocarbamate that includes an N-substituted O-substituted thiocarbamate and a hydroxy compound, the equivalent weight ratio of hydroxy groups of the hydroxy compound with respect to the carbamate groups of the N-substituted O-substituted thiocarbamate being in the range of 1 to 100; to a composition for transporting and storing a compound with a thioureido group that includes a compound with a thioureido group and a hydroxy compound, the equivalent weight ratio of hydroxy groups of the hydroxy compound with respect to the thioureido groups of the compound with a thioureido group being in the range of 1 to 100; and to an isothiocyanate composition containing an isothiocyanate and a compound with a specific functional group.
    • 本发明涉及在使用有机伯胺和硫脲作为原料的异硫氰酸酯的制造方法; 为的运输和储存的组合物的N- substituiertemösubstituiertem硫代氨基甲酸盐没有包括N substituiertemösubstituiertem硫代氨基甲酸盐和羟基化合物,相对于羟基化合物的羟基基团的当量重量比至N的氨基甲酸酯基团 取代Ósubstituiertem硫代氨基甲酸酯在1至100的范围内; 一种用于与硫脲基运输和储存的化合物没有一种组合物包括具有硫脲基和羟基的化合物,相对于羟基化合物的羟基基团的当量重量比的化合物的硫脲基团与硫脲基团的化合物 在1至100的范围内; 并在异硫氰酸酯组合物在异硫氰酸酯和具有特定官能团的化合物含有。
    • 6. 发明公开
    • PROCESS FOR PRODUCING AROMATIC CARBONATE
    • VERFAHREN ZUR HERSTELLUNG VON AROMATISCHEM CARBONAT
    • EP1837328A1
    • 2007-09-26
    • EP05814470.0
    • 2005-12-09
    • Asahi Kasei Chemicals Corporation
    • MIYAKE, Nobuhisa
    • C07C68/06C07C69/96C07B61/00
    • C07C68/06Y02P20/582C07C69/96
    • The present invention provides a process for the production of an aromatic carbonate, comprising the steps of: continuously feeding an aliphatic carbonate represented by following general formula (1) as a starting material, an aromatic monohydroxy compound represented by following general formula (2) as a reactant, and a metal-containing catalyst into a stage above the bottom of a first multi-stage distillation column so as to bring about reaction; continuously withdrawing from the reaction system in a gaseous form a low boiling point component containing an alcohol by-produced in the reaction; and continuously withdrawing from a lower portion of the column in a liquid form an aromatic carbonate represented by following general formula (3) obtained from the starting material and the reactant

      wherein R 1 in general formulae (1) and (2) represents an aliphatic group having 4 to 6 carbon atoms, and Ar 1 represents an aromatic group having 5 to 30 carbon atoms

      wherein R 2 and Ar 2 in general formulae (3) are the same as R 1 and Ar 1 in the starting material and the reactant, respectively.
    • 本发明提供一种芳族碳酸酯的制造方法,其特征在于,包括以下通式(2)表示的芳香族单羟基化合物连续供给作为起始原料的通式(1)表示的脂肪族碳酸酯,作为 反应物和含金属的催化剂进入第一多级蒸馏塔底部的阶段以引起反应; 以气态形式连续地从反应体系中排出含有在反应中副产的醇的低沸点组分; 并以液体形式连续地从柱的下部排出由原料和反应物得到的下述通式(3)表示的芳香族碳酸酯,其中通式(1)和(2)中的R 1表示脂族基团 具有4至6个碳原子,Ar 1表示具有5至30个碳原子的芳族基团,其中通式(3)中的R 2和Ar 2分别与原料和反应物中的R 1和Ar 1相同 。