颗粒白土在芳烃精制中的应用及发展

Application and Development of Granule Clay for Aromatics Refining

介绍了芳烃生产中微量烯烃脱除广泛使用的颗粒白土的性质、分类及其作用机理与失活机理,分析了进料烯烃含量及操作温度等条件对颗粒白土使用寿命的影响,指出了当前生产条件下白土的应用缺陷,并简述了脱除微量烯烃的技术进展。

Introduced granule clay＇s properties, classification, action mechanism and deactivation mechanism, which widely used for removing trace olefins in aromatics production, analyzed the influence of olefin content in feed and operating temperature on the service life of the granule clay, pointed out the defects of clay at current production conditions, and summarized the progress in removal of trace olefins technology.