METHOD AND APPARATUS FOR IMPROVED EFFICIENCY IN AN ETHYLENE OXIDE/ETHYLENE GLYCOL PROCESS
    1.
    发明申请
    METHOD AND APPARATUS FOR IMPROVED EFFICIENCY IN AN ETHYLENE OXIDE/ETHYLENE GLYCOL PROCESS 审中-公开
    乙烯氧化物/乙烯甘油过程中提高效率的方法和装置

    公开(公告)号:WO2014184751A1

    公开(公告)日:2014-11-20

    申请号:PCT/IB2014/061431

    申请日:2014-05-14

    Abstract: The present disclosures and inventions relate to methods and apparatus for the conversion of ethylene and oxygen to ethylene oxide, conversion of the ethylene oxide to ethylene glycols, and improving the efficiency of such processes. In some aspects, the inventions relate to methods for the production of ethylene glycols, wherein the method comprises: providing a front end section and a back end section, wherein the front end section comprises the production of ethylene oxide and the back end section comprises the production of ethylene glycol; converting ethylene and oxygen to ethylene oxide, wherein the conversion uses a high selectivity catalyst in the front end section; converting ethylene oxide to ethylene glycol in the back end section; and transferring steam generated in the front end section to the back end section and using the steam to heat the back end section.

    Abstract translation: 本公开和发明涉及将乙烯和氧转化为环氧乙烷的方法和设备,将环氧乙烷转化为乙二醇,并提高这些方法的效率。 在一些方面,本发明涉及生产乙二醇的方法,其中所述方法包括:提供前端部分和后端部分,其中所述前端部分包括生产环氧乙烷,并且所述后端部分包括 生产乙二醇; 将乙烯和氧转化成环氧乙烷,其中转化在前端部分使用高选择性催化剂; 在后端部分将环氧乙烷转化成乙二醇; 并将在前端部分产生的蒸汽转移到后端部分,并使用蒸汽来加热后端部分。

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