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    • 1. 发明专利
    • Polymerizer of polyester
    • 聚酯聚合物
    • JP2011116915A
    • 2011-06-16
    • JP2009277798
    • 2009-12-07
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • OKA KENICHIROMATSUO TOSHIAKIKAMIKAWA MASAYUKISASE YASUNARIKONDO TAKEYUKIODA MASASHIITO HIROYUKI
    • C08G63/78
    • PROBLEM TO BE SOLVED: To provide an apparatus for producing polyesters that aims elimination of structural weakness of a second reactor producing polymers. SOLUTION: The apparatus for continuously producing polyesters includes a first reactor 10 for producing oligomers, a second reactor 20 for producing polymers with low degrees of polymerization, and a third reactor 30 for producing polymers with high degrees of polymerization by further performing condensation polymerization. The second reactor 20 is composed of a plurality of reaction chambers 201 and has structure in which the reaction chambers 201 are connected to each other alternately in the upper part thereof and the lower part thereof. In the apparatus, a heating device 220 is installed only inside the reaction chamber into which a reaction liquid flows from the lower part and exits from the upper part. Therefore, stirring blades, the structurally weak parts of the reactor, are eliminated while securing plug flow performance preventing backflow between reaction chambers, along with complete mixing inside the reaction chamber 201. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种制造聚酯的装置,其目的是消除生产聚合物的第二反应器的结构弱点。 解决方案:用于连续生产聚酯的设备包括用于生产低聚物的第一反应器10,用于生产低聚合度的聚合物的第二反应器20和用于通过进一步进行冷凝来生产具有高聚合度的聚合物的第三反应器30 聚合。 第二反应器20由多个反应室201构成,其反应室201的上部和下部交替地连接。 在该装置中,加热装置220仅安装在反应室的内部,反应液从下部流向其中并从上部排出。 因此,消除搅拌叶片,反应器的结构弱的部分,同时确保活塞流动性能防止反应室之间的回流,同时在反应室201内完全混合。版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Production apparatus of polyester
    • 聚酯生产设备
    • JP2010248312A
    • 2010-11-04
    • JP2009096977
    • 2009-04-13
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • OKA KENICHIROMATSUO TOSHIAKIKAMIKAWA MASAYUKISASE YASUNARIKONDO TAKEYUKI
    • C08G63/78
    • PROBLEM TO BE SOLVED: To provide a production apparatus of polyester, the apparatus having no structural brittleness and producing polyester having average viscosity of not less than 1,000 Pa s.
      SOLUTION: The apparatus for continuously producing polyester from dicarboxylic acid or its derivative and glycol includes: a first reactor for producing an oligomer by reacting a liquid to be processed containing the source materials; a second reactor for producing a prepolymer by polycondensation of the oligomer; and a third reactor for producing a polymer by further polycondensation of the prepolymer. The third reactor is equipped with a stirring device including: a framework which includes concentric circle assemblies composed of a plurality of hollow concentric circles and ribs connecting the circles in radial directions, and supports connecting the concentric circle assemblies in a direction along the rotation axis; and stirring blades composed of plates, punched plates, meshes or wires disposed on faces 501a to 501d defined by the ribs and supports, faces defined by the outermost circumference of the concentric circles and the supports, and/or faces defined by the ribs and the outermost circumference of the concentric circles.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种聚酯的生产设备,该设备不具有结构脆性,并且生产平均粘度不低于1000Pa·s的聚酯。 解决方案:用于从二羧酸或其衍生物和二醇连续生产聚酯的装置包括:通过使含有源材料的待处理液体反应来制备低聚物的第一反应器; 用于通过低聚物的缩聚制备预聚物的第二反应器; 以及通过预聚物进一步缩聚制备聚合物的第三反应器。 第三反应器配备有搅拌装置,该搅拌装置包括:框架,其包括由多个中空同心圆和沿径向方向连接圆的肋构成的同心圆组件,并且支撑沿着旋转轴线的方向连接同心圆组件; 以及设置在由肋和支撑体限定的面501a至501d上的由板,冲压板,网孔或线组成的搅拌叶片,由同心圆和支撑体的最外周限定的面和由肋和 同心圆的最外圆周。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Reaction process using critical water
    • 使用关键水的反应过程
    • JP2010184897A
    • 2010-08-26
    • JP2009030234
    • 2009-02-12
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • KONDO TAKEYUKIITO HIROYUKIOKAMOTO SHIGEYASUSASE YASUNARIMATSUO TOSHIAKIOKA KENICHIROKAMIKAWA MASAYUKI
    • C07C45/52B01J3/00B01J3/04C07B61/00C07C45/81C07C47/22
    • B01J3/008B01J2219/00006B01J2219/00168C07C45/52Y02P20/544C07C47/22
    • PROBLEM TO BE SOLVED: To stably advance an organic synthesis process for reacting supercritical water with an acid by inhibiting the troubles accompanying by-products. SOLUTION: The process for synthesizing an organic substance comprises pumping water from water headers (101), (201) to high-pressure pumps (110), (210) to raise pressure to 35 MPa by adjusting a pressure reducing valve (324), raising the temperatures of preheaters (120), (220) and a heater (310) to the reaction temperature of 400°C, supplying an organic compound raw material (glycerin) from a raw material header (203') and an acid (sulfuric acid) from an acid header (203) to allow them to react with supercritical water to obtain a reaction solution, cooling the reaction solution to 100-200°C by first cooling (420), thereafter separating and removing the solid content present in the reaction solution from the reaction solution by a filter (320), then cooling the resulting reaction solution to about 100°C or lower by second cooling (620), then vacuuming (324), further subjecting the obtained reaction solution to third cooling (720), and isolating a synthesized product (acrolein) and an apparatus for synthesizing an organic substance is described. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:通过抑制伴随副产物的问题,稳定推进超临界水与酸的反应的有机合成方法。 解决方案:合成有机物质的方法包括从水集管(101),(201)向高压泵(110),(210)泵送水,通过调节减压阀将压力升高到35MPa 324),将预热器(120),(220)和加热器(310)的温度升高至400℃的反应温度,从原料集管(203')供给有机化合物原料(甘油) (203)中的酸(硫酸),使其与超临界水反应得到反应溶液,通过首先冷却(420)将反应溶液冷却至100-200℃,然后分离除去固体成分 通过过滤器(320)从反应溶液中反应溶液中存在,然后通过第二次冷却(620)将所得反应溶液冷却至约100℃或更低,然后抽真空(324),进一步将获得的反应溶液进行第三 冷却(720),分离合成产物(丙烯醛)a d描述了用于合成有机物质的装置。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • System and method of production of polyhydroxycarboxylic acid
    • 聚羟基羧酸的制备方法和制备方法
    • JP2010070710A
    • 2010-04-02
    • JP2008242235
    • 2008-09-22
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • KAMIKAWA MASAYUKIMATSUO TOSHIAKIOKAMOTO SHIGEYASUOKA KENICHIROKONDO TAKEYUKI
    • C08G63/06
    • C08G63/785B01J4/002B01J19/24B01J2219/00006B01J2219/00777B01J2219/185C08G63/06Y02P20/582
    • PROBLEM TO BE SOLVED: To provide a system and a method for producing polyhydroxycarboxylic acid, improved in the raw material yield. SOLUTION: The system of producing polyhydroxycarboxylic acid includes a ring-opening polymerization apparatus, a liquid phase devolatilizer and a dryer, wherein an indirect heat exchanger is connected with an exhaust system of the liquid phase devolatilizer, the indirect heat exchanger collects process scatters containing polyhydroxycarboxylic acid cyclic dimers and sends them to the ring-opening polymerization apparatus, the exhaust systems of the indirect heat exchanger and the dryer are respectively connected with a wet condenser and a hot well, the wet condenser collects the process scatters containing the cyclic dimers, with a coolant containing the hydroxycarboxylic acid corresponding to the cyclic dimers, and sends to the hotwell, the hot well hydrolyzes the cyclic dimers to produce hydroxycarboxylic acids, the produced hydroxycarboxylic acids are mixed with the coolant and circulated to the wet condenser, and the hydroxycarboxylic acids are concentrated by circulation between the wet condenser and the hot well and taken out. COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:提供一种制备聚羟基羧酸的体系和方法,提高原料产率。 解决方案:聚羟基羧酸的制造系统包括开环聚合装置,液相脱挥发物剂和干燥器,其中间接热交换器与液相脱挥器的排气系统连接,间接热交换器收集过程 散射含有聚羟基羧酸环状二聚体并将其发送到开环聚合装置,间接热交换器和干燥器的排气系统分别与湿冷凝器和热井连接,湿式冷凝器收集包含循环 二聚体,含有对应于环状二聚体的羟基羧酸的冷却剂,并送到热阱中,热水解环状二聚体以产生羟基羧酸,所产生的羟基羧酸与冷却剂混合并循环到湿式冷凝器, 羟基羧酸通过循环浓缩 在湿冷凝器和热井中取出。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Method and device for producing polymer
    • 用于生产聚合物的方法和装置
    • JP2009132857A
    • 2009-06-18
    • JP2008069666
    • 2008-03-18
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • MATSUO TOSHIAKIKAMIKAWA MASAYUKIOKA KENICHIROOKAMOTO SHIGEYASUKAJIYA TAKASHI
    • C08G63/90
    • PROBLEM TO BE SOLVED: To inhibit coloring of a polymer caused by thermal decomposition in devolatilization of a monomer from a reactant. SOLUTION: A device for producing a polymer includes a barrel-shaped horizontal container 41 having a supply port 42, which is positioned below the molten liquid level of a reactant, and a discharge port 43 for the reactant, a stirring means 45 for the reactant, a degassing means for extracting gas via a degassing port 44 of the horizontal container, a recovery container 37 connected to the degassing port for recovering a volatile substance in the gas, and a vacuum pump 36. The stirring means includes a plurality of stirring rods 46 oriented along the axis direction in the horizontal container and coupling members 47 for coupling the stirring rods mutually along the axis direction. The coupling members are placed spacing from the virtual rotation center of the stirring means. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:抑制单体从反应物脱挥发分中由热分解引起的聚合物的着色。 解决方案:一种用于制造聚合物的装置,包括桶形水平容器41,其具有位于反应物的熔融液面下方的供给口42和用于反应物的排出口43;搅拌装置45 对于反应物,用于通过水平容器的脱气口44提取气体的脱气装置,连接到用于回收气体中的挥发性物质的脱气口的回收容器37和真空泵36.搅拌装置包括多个 在水平容器中沿着轴线方向取向的搅拌棒46和用于将搅拌棒沿着轴线方向相互连接的联接构件47。 联接构件与搅拌装置的虚拟旋转中心间隔开。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Polyester production apparatus and method
    • 聚酯生产设备和方法
    • JP2009024087A
    • 2009-02-05
    • JP2007188778
    • 2007-07-19
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • OKA KENICHIROMATSUO TOSHIAKIKAMIKAWA MASAYUKISASE YASUNARI
    • C08G63/78
    • C08G63/785B01F7/00341B01F7/00633B01F15/066B01J19/18B01J19/1862B01J19/20B01J2219/00081B01J2219/00083B01J2219/182B01J2219/185F28D7/1669
    • PROBLEM TO BE SOLVED: To provide an apparatus for manufacturing polybutylene terephthalate, wherein a first reactor for producing an oligomer is improved in efficiency and a method of the same.
      SOLUTION: The apparatus for continuously producing polybutylene terephthalate comprises a first reactor 1 which is provided with, at least, a vertical cylindrical esterification reaction vessel 10, a lower header tube constituted by a plurality of unit lower header tubes 111a-d, an upper header tube constituted by a plurality of unit upper header tubes 113a-d, heat transfer tubes 112a-d that are made of a plurality of communicating tubes connecting the unit lower header tubes 111a-d and the unit upper header tubes 113a-d, which are vertically facing each other, so as to enable a vapor phase or liquid phase heat medium to be communicable therethrough and an agitation blade 120 and is characterized in that a heat medium outflow and inflow unit is formed in each of the unit lower header tubes 111a-d and each of the unit upper header tubes 113a-d.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决问题的方法:提供一种聚对苯二甲酸丁二醇酯的制造装置,其中用于制造低聚物的第一反应器的效率提高及其方法。 解决方案:用于连续生产聚对苯二甲酸丁二醇酯的设备包括:第一反应器1,其至少设置有垂直圆柱形酯化反应容器10,由多个单元下集管111a-d构成的下集管, 由多个单元上集管113a-d,传热管112a-d构成的上集管,其由连接单元下集管111a-d和单元上集管113a-d的多个连通管制成 彼此垂直相对,以使蒸汽相或液相热介质能够通过其与搅拌叶片120连通,其特征在于,在每个单元下部集管中形成热介质流出和流入单元 管111a-d和单元上集管113a-d中的每一个。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • System and method for synthesizing polymer
    • 用于合成聚合物的系统和方法
    • JP2008169282A
    • 2008-07-24
    • JP2007002889
    • 2007-01-10
    • Hitachi Plant Technologies Ltd株式会社日立プラントテクノロジー
    • OKA KENICHIROMATSUO TOSHIAKIKAMIKAWA MASAYUKIOKAMOTO SHIGEYASUKAJIYA TAKASHI
    • C08G85/00C08G63/78
    • PROBLEM TO BE SOLVED: To provide a system and a method for synthesizing a polymer, intended for preventing the polymer from discoloration stemming from its thermal decomposition to improve the quality of the polymer.
      SOLUTION: The system for synthesizing a polymer by polymerizing a to-be-polymerized material in a molten state is provided, comprising a horizontal-type reaction vessel 17 working in such a way that the to-be-polymerized material charged via a feed port on one side is agitated and conveyed in a molten state and discharged via the other discharge port, a mechanism working in such a way that the reaction vessel 17 is charged with the to-be-polymerized material in a molten state via an opening provided in between the feed port and the discharge port, a mechanism for detecting the temperature of the molten to-be-polymerized material in between the feed port and the discharge port in the reaction vessel 17, and a mechanism for controlling the amount of the to-be-polymerized material to be charged by the relevant mechanism based on the temperature detected by the relevant mechanism. As such, temperature rise of the molten to-be-polymerized material can be suppressed by adding the to-be-polymerized material lower in temperature than the molten to-be-polymerized material in the reaction vessel 17, thereby discoloration accompanying thermal decomposition of the molten to-be-polymerized material can be prevented.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供用于合成聚合物的系统和方法,其用于防止聚合物由于其热分解引起的变色以提高聚合物的质量。 解决方案:提供了一种通过使熔融状态的待聚合材料聚合来合成聚合物的系统,其包括水平型反应容器17,其工作方式是将待聚合的材料通过 在一侧的进料口被搅拌并且在熔融状态下输送并经由另一个排出口排出,这样一种机构的工作方式是使反应容器17中的熔融状态的待聚合材料经由 设置在进料口和排出口之间的开口,用于检测反应容器17中的进料口和排出口之间的熔融的待聚合材料的温度的机构,以及用于控制反应容器17中的 基于由相关机构检测到的温度由相关机构收取的待聚合材料。 因此,通过添加比在反应容器17中的熔融的待聚合材料低的温度的待聚合材料,可以抑制熔融的待聚合材料的温度升高,从而随着热分解的变色 可以防止熔融的待聚合材料。 版权所有(C)2008,JPO&INPIT