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    • 83. 发明专利
    • Method for producing olefin polymer
    • 生产烯烃聚合物的方法
    • JP2008208350A
    • 2008-09-11
    • JP2008017656
    • 2008-01-29
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • HAMA HISAKATSU
    • C08F2/01C08F4/6592
    • B01F7/00266B01F7/003B01J19/0066B01J19/18B01J2219/192B01J2219/1943C08F10/00Y10S526/919C08F2/01
    • PROBLEM TO BE SOLVED: To provide a method for producing an olefin polymer by continuous polymerization, by which a transition metal compound and a cocatalyst component quickly contact with each other, after supplied to a polymerization reaction tank. SOLUTION: This method for producing the olefin polymer, comprising continuously polymerizing an olefinic monomer in the presence of a polymerization catalyst obtained by contacting a transition metal compound with a cocatalyst component, in a solvent in a polymerization reaction tank at whose center a stirring shaft having a stirring blade is vertically disposed, is characterized by using the polymerization reaction tank in which the stirring blade is disposed in close to the bottom portion of the polymerization reaction tank, supplying the transition metal compound and the cocatalyst component at a position having a distance of ≤0.5×d, wherein d is the blade diameter of the stirring blade from the center of the stirring shaft, in the bottom portion of the polymerization reaction tank, and stirring at the stirring Reynolds number of ≤100. COPYRIGHT: (C)2008,JPO&INPIT
    • 待解决的问题:提供一种通过连续聚合制备烯烃聚合物的方法,其中过渡金属化合物和助催化剂组分在供应到聚合反应罐之后彼此快速接触。 解决方案:制备烯烃聚合物的方法,包括在通过使过渡金属化合物与助催化剂组分接触而获得的聚合催化剂的存在下在聚合反应槽中的溶剂中连续聚合烯烃单体,其中心a 具有搅拌叶片的搅拌轴垂直设置,其特征在于使用聚合反应槽,其中搅拌叶片设置在聚合反应槽的底部附近,将过渡金属化合物和助催化剂组分供应在具有 距离≤0.5×d,其中d是搅拌轴中心处搅拌叶片的叶片直径,聚合反应槽的底部,搅拌时的搅拌雷诺数≤100。 版权所有(C)2008,JPO&INPIT
    • 90. 发明申请
    • HYDRATION APPARATUS AND METHOD
    • 水化装置和方法
    • US20160129418A1
    • 2016-05-12
    • US14536415
    • 2014-11-07
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Hau PhamRajesh Luharuka
    • B01J19/24B01J19/18E21B41/00
    • B01J19/24B01F3/12B01F5/0603B01F5/0647B01F13/1016B01F2003/1285B01J19/18B01J19/2445B01J19/245B01J19/246B01J19/248B01J2219/192B01J2219/1941B01J2219/2401E21B41/00
    • Vessels including an enclosure having an outer perimeter and an interior space, a channel disposed in the interior space, a first port disposed on a surface of the first enclosure at or proximate to a first end of the channel, and a second port disposed on a surface of the first enclosure at or proximate to a second end of the channel, where the channel has a length greater than the shortest distance between the first port and the second port, and where the first port and the second port are in fluid communication with one another. In some cases, the length of the channel is greater than a length of the outer perimeter. Optionally, the vessel may have a second enclosure having an outer perimeter and an interior space with a second channel disposed in the interior space, a third port disposed on a surface of the second enclosure at or proximate to a first end of the second channel, and a fourth port disposed on a surface of the second enclosure at or proximate to a second end of the second channel, where the second port, the third port and fourth port are in fluid communication. In yet some other optional variations, the vessel further includes a plurality of enclosures each having an outer perimeter and an interior space, a channel disposed in the interior space, a port disposed on a surface of the enclosure at or proximate to a first end of the channel, and a port disposed on a surface of the enclosure at or proximate to a second end of the channel, where the channel has a length greater than a shortest distance between the ports, and the second port and the ports disposed on the surface of the plurality of enclosures are in fluid communication. The perimeter shape of the enclosure(s) may be any suitable shape, including, but not limited to, substantially circular, ovate or rectangular.
    • 包括具有外周边和内部空间的外壳的容器,设置在内部空间中的通道,设置在第一外壳的表面上的第一端口或位于通道的第一端附近的第一端口,以及设置在第一端口上的第二端口 第一外壳的表面在通道的第二端处或附近,其中通道具有大于第一端口和第二端口之间的最短距离的长度,并且其中第一端口和第二端口与第一端口和第二端口流体连通 另一个。 在一些情况下,通道的长度大于外周长。 可选地,容器可以具有第二外壳,其具有外周边和内部空间,第二通道设置在内部空间中;第三端口,设置在第二外壳的表面上或靠近第二通道的第一端, 以及第四端口,所述第四端口设置在所述第二壳体的表面上或者靠近所述第二通道的第二端,其中所述第二端口,所述第三端口和第四端口处于流体连通状态。 在还有一些可选的变型中,容器还包括多个外壳,每个外壳具有外周边和内部空间,设置在内部空间中的通道,设置在壳体的表面上或靠近第一端的端口 所述通道和设置在所述外壳的表面上的端口处于或接近所述通道的第二端,其中所述通道的长度大于所述端口之间的最短距离,并且所述第二端口和设置在所述表面上的所述端口 多个外壳的流体连通。 外壳的周边形状可以是任何合适的形状,包括但不限于基本圆形,卵形或矩形。