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    • 44. 发明申请
    • ジオールの工業的製造方法
    • 工业生产DIOLS的工艺
    • WO2007086326A1
    • 2007-08-02
    • PCT/JP2007/050810
    • 2007-01-19
    • 旭化成ケミカルズ株式会社福岡 伸典宮地 裕紀八谷 広志松崎 一彦
    • 福岡 伸典宮地 裕紀八谷 広志松崎 一彦
    • C07C27/02B01D3/14B01D3/16B01D3/22B01D3/32C07C29/128C07C29/80C07C31/20C07C68/06C07C69/96C07B61/00
    • C07C29/128B01D3/009B01D3/22B01D3/32C07C68/065Y02P20/127C07C69/96C07C31/202
    • The invention relates to specific equipment and a specific process by which a diol can be stably produced on a scale of at least one ton per hour over a long period (of 1000 hours or longer). The process comprises feeding a raw material consisting of a cyclic carbonate and an aliphatic monohydric alcohol continuously into a continuous multi-stage distillation column (A) containing a catalyst therein to conduct reactive distillation, withdrawing a low-boiling reaction mixture (A T ) containing a formed dialkyl carbonate and the aliphatic monohydric alcohol continuously from the column top in a gas state, withdrawing a high-boiling reaction mixture (A B ) containing a formed diol continuously from the column bottom in a liquid state, feeding the high-boiling reaction mixture (A B ) continuously into a continuous multi-stage distillation column (C) of specific structure provided with a chimney tray having a liquid receiver and a side-cut withdrawing port set in the receiver, withdrawing continuously substances having lower boiling points than that of the diol as a top cut (C T ) and a side cut (Cs), and thus recovering the diol substantially free from substances having boiling points lower than that of the diol as a bottom cut (C B ).
    • 本发明涉及具体的设备以及可以长时间(1000小时以上)以每小时至少一吨的规模稳定地生产二醇的具体方法。 该方法包括将由环状碳酸酯和脂肪族一元醇组成的原料连续进料到含有催化剂的连续多级蒸馏塔(A)中进行反应蒸馏,取出低沸点反应混合物(A) T),其以气态从塔顶连续地形成含有形成的碳酸二烷基碳酸酯和脂族一元醇,将含有形成的二醇的高沸点反应混合物(A B B B)从 塔底处于液态,将高沸点反应混合物(A SUB B)连续进料到具有特殊结构的连续多级蒸馏塔(C)中,该塔具有带有液体接收器的烟囱式塔板 和设置在接收器中的侧向抽出口,连续地抽出比二醇的沸点低的物质作为顶切(CTA)和侧切(Cs),从而回收 二醇基本上 没有沸点低于二醇的沸点的物质作为底切(C B B)。
    • 45. 发明申请
    • 高純度ジオールの工業的製造方法
    • 工业生产高纯度DIOLS的工艺
    • WO2007080805A1
    • 2007-07-19
    • PCT/JP2006/326228
    • 2006-12-28
    • 旭化成ケミカルズ株式会社福岡 伸典宮地 裕紀八谷 広志松崎 一彦
    • 福岡 伸典宮地 裕紀八谷 広志松崎 一彦
    • C07C27/02B01D3/14B01D3/16B01D3/22B01D3/32C07C29/128C07C29/80C07C31/20C07C68/06C07C69/96C07B61/00
    • C07C29/80B01D3/008B01D3/009B01D3/20B01D3/22B01D3/32C07C29/128C07C68/065Y02P20/127C07C69/96C07C31/202
    • The invention relates to specific equipment and a specific process by which a high-purity diol can be stably produced on a scale of at least one ton per hour over a long period (of 1000 hours or longer). The process comprises feeding a raw material consisting of a cyclic carbonate and an aliphatic monohydric alcohol continuously into a continuous multi-stage distillation column (A) containing a catalyst therein to conduct reactive distillation, withdrawing a low-boiling reaction mixture (A T ) containing a formed dialkyl carbonate and the aliphatic monohydric alcohol from the column top continuously in a gas state, withdrawing a high-boiling reaction mixture (A B ) containing a formed diol from the column bottom continuously in a liquid state, feeding the high-boiling reaction mixture (A B ) continuously into a continuous multi-stage distillation column (C) to distill off substances having boiling points lower than that of the diol, feeding the obtained bottom component (C B ) continuously into a continuous multi-stage distillation column (E) of specific structure provided with a chimney tray of specific structure in the condensation section, and withdrawing the diol as a liquid (E S ) from a side-cut withdrawing port set in the lower portion of the chimney tray.
    • 本发明涉及具体的设备和具体方法,通过该方法可以在长时间(1000小时以上)下以每小时至少1吨的规模稳定地生产高纯度二醇。 该方法包括将由环状碳酸酯和脂肪族一元醇组成的原料连续地进料到含有催化剂的连续多级蒸馏塔(A)中进行反应蒸馏,取出低沸点反应混合物(A 含有形成的碳酸二烷基酯的碳酸二烷基酯和来自塔顶的脂族一元醇以气体状态连续地从气态中回收含有形成的二醇的高沸点反应混合物(A B B B) 塔底连续地处于液态,将高沸点反应混合物(A B B)连续进料到连续多级蒸馏塔(C)中,以蒸馏出沸点低于 二醇,将得到的底部成分(C B B)连续地进料到在冷凝部设置有特定结构的烟囱式塔板的特定结构的连续多级蒸馏塔(E)中, 从设置在烟囱式塔盘下部的侧面抽出口将二醇作为液体(E SUB S S)。
    • 46. 发明申请
    • A GAS-LIQUID CONTACTING APPARATUS
    • 气液接触装置
    • WO2005063352A1
    • 2005-07-14
    • PCT/CA2003/002030
    • 2003-12-31
    • LEE, Adam, T.LEMON, Francis, W.
    • LEE, Adam, T.LEMON, Francis, W.
    • B01D3/20
    • B01D3/22B01D3/20
    • A gas-liquid contacting apparatus is provided wherein the perforated trays (14, 15) are divided into portions (18 to 25) by a lattice-like pattern of downcomers (26) which deliver liquid to central regions of the tray portions immediately below them. An odd number, X, for example three parallel downcomers which are at right angles to an even number or X-1, for example two parallel downcomers are provided so that adjacent trays be turned at right angles so that the downcomers (26) of the upper tray (14) extend centrally between the downcomers of the lower tray (15). The downcomers (26) reduce stagnant liquid regions, distribute the liquid more evenly on the trays and allow longer flow paths to be provided on the trays.
    • 提供了一种气 - 液接触装置,其中多孔板(14,15)通过下降管(26)的格子状图案分成部分(18至25),其将液体输送到其正下方的托盘部分的中心区域 。 设置奇数X,例如与偶数成直角的三个平行降液管或X-1,例如两个平行的下导管,使得相邻的托盘以直角转动,使得下降管(26) 上托盘(14)在下托盘(15)的降液管之间中心延伸。 降液管(26)减少停滞的液体区域,将液体更均匀地分布在托盘上,并允许在托盘上提供更长的流动路径。
    • 49. 发明申请
    • 易重合性化合物用蒸留装置
    • 用于聚合聚合化合物的分散设备
    • WO2003018162A1
    • 2003-03-06
    • PCT/JP2002/008428
    • 2002-08-21
    • 三菱化学株式会社矢田 修平小川 寧之鈴木 芳郎高崎 研二高橋 潔
    • 矢田 修平小川 寧之鈴木 芳郎高崎 研二高橋 潔
    • B01D3/22
    • B01D3/225B01D3/10B01D3/14B01D3/146B01D3/22B01D3/322B01D3/4216C07C51/44Y10S203/22C07C57/04
    • A distilling equipment, manufacturing method, and a refining method for lase−of−polymerization compound capable of distilling and refining the lase−of−polymerization compound stably for long period by solving serious closing problem in a large distillation tower such as a commercial facility, the distilling equipment for refining rough lase−of−polymerization compound by distilling under decompressed state characterized in that the exhaust gas pipe of a reduced pressure generator is connected to a connection pipe between the distillation tower and the reduced pressure generator through a pressure regulating valve, the method for refining the lase−of−polymerization compound characterized by comprising the step of, when refining the rough lase−of−polymerization compound by distilling under decompressed state, regulating the inlet amount of exhaust gas to control the pressure of the distillation tower by controlling the operation of the pressure regulating valve based on the pressure of the distillation tower by using the distilling equipment having the exhaust gas pipe of the reduced pressure generator connected to the connection pipe between the distillation tower and the reduced pressure generator through the pressure regulating valve.
    • 能够通过在商业设施等大型蒸馏塔中解决严重的关闭问题,能够长时间稳定地蒸馏精制聚合化合物的催化剂化合物的蒸馏装置,制造方法和精制方法, 用于通过在减压状态下蒸馏来精制粗化聚合化合物的蒸馏设备,其特征在于,减压发生器的排气管通过调压阀与蒸馏塔和减压发生器之间的连接管连接, 精制聚合引发化合物的方法,其特征在于包括以下步骤:当在减压状态下蒸馏精制粗化聚合化合物时,调节废气的入口量以通过以下方式控制蒸馏塔的压力: 基于o控制压力调节阀的运行 通过使用具有减压发生器的排气管的蒸馏设备通过压力调节阀连接到蒸馏塔和减压发生器之间的连接管的蒸馏塔的压力。
    • 50. 发明申请
    • KOLONNENBODEN
    • COLUMN GROUND
    • WO2003015889A1
    • 2003-02-27
    • PCT/EP2002/009253
    • 2002-08-19
    • QVF ENGINEERING GMBHDICHTL, GottfriedWALTER, Ulrich
    • DICHTL, GottfriedWALTER, Ulrich
    • B01D3/16
    • B01D3/008B01D3/20B01D3/22B01J19/305B01J19/325B01J2219/192B01J2219/1923B01J2219/194
    • Die Erfindung betrifft einen Kolonnenboden mit einem Boden (100) und Gasdurchtrittslöchern (111), die derart ausgebildet sind, dass ihre Öffnungen senkrecht oder schräg zu dem Kolonnenboden verlaufen, wobei der Boden (100) ein multifunktioneller Boden mit Löchern zur Aufnahme von passenden und für den jeweiligen Verwendungszweck des Bodens auswählbaren Aufbauten (110) ist und wenigstens ein Teil der Gasdurchtrittslöcher (111) in den Wänden (113) der Aufbauten (110) angeordnet ist, wobei der Boden (100) und die Aufbauten (110) aus gleichen oder unterschiedlichen korrosionsfesten Materialien oder Materialenkombinationen hergestellt sind. Der Boden (100) weist vorzugsweise ausserdem auch noch kleinere Löcher für den Flüssigkeitsablauf auf, in die Verteilertassen (120) eingesetzt werden. Sie können für bestimmte Anwendungen auch verschlossen werden.
    • 本发明涉及一种具有底部(100)和气体通过孔(111)的板被形成为使得它们的孔是垂直于或倾斜于塔盘,其中所述底部(100),具有孔的多官能基,用于接收匹配和 土壤可选组件的特定应用(110)和至少在上层建筑(110)的壁(113)的气体通道的孔(111)的一部分被布置,其中,所述底部(100)和相同或不同的上层建筑(110) 制备耐腐蚀的材料或材料组合。 底部(100),优选地在对液体流更小的孔还包括被插入到分配器杯(120)。 它们也可以关闭某些应用程序。