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    • 19. 发明申请
    • APPARATUS AND PROCESS FOR MAKING HIGH-PRESSURE POLYETHYLENE POLYMERS AND COPOLYMERS
    • 制备高压聚乙烯聚合物和共聚物的设备和方法
    • WO2014046835A1
    • 2014-03-27
    • PCT/US2013/055928
    • 2013-08-21
    • EXXONMOBIL CHEMICAL PATENTS INC.
    • CORNELISSEN, Philip, H.
    • C08F10/02C08F2/01
    • C08F10/02B01J4/008B01J19/02B01J19/2415B01J2219/00094B01J2219/0286B01J2219/029B01J2219/24C08F2/01
    • Embodiments of the invention provide an apparatus for the manufacture of polyethylene and polyethylene copolymers, The apparatus includes a primary compressor 1st fluid communication with a two-stage secondary compressor, the secondary compressor its fluid communication with a heated conduit in fluid communication with a tubular reactor, the tubular reactor including one or more reaction zones having a heating/cooling jacket, said reactor tube including an inner material and an outer material, said outer material being substantially inert in the presence of water under operating conditions, the tubular reactor in fluid communication with a product separator, and at least one conduit for the transfer of recycled ethylene from the product separator to the secondary compressor. Processes for manufacturing polyethylene and polyethylene copolymers using such an apparatus are also described.
    • 本发明的实施方案提供了一种用于制造聚乙烯和聚乙烯共聚物的设备。该设备包括与二级次级压缩机的第一流体连通的第一压缩机,该次级压缩机与与管式反应器流体连通的加热导管的流体连通 管式反应器包括一个或多个具有加热/冷却夹套的反应区,所述反应器管包括内部材料和外部材料,所述外部材料在操作条件下在水的存在下基本上是惰性的,流体连通的管状反应器 产品分离器和用于将再循环乙烯从产品分离器转移到次级压缩机的至少一个导管。 还描述了使用这种装置制造聚乙烯和聚乙烯共聚物的方法。