... biphasicwell两相流井 biphenol双苯酚 biphenyltetracarboxylicdianhydride联苯四羧酸二酐 ...
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开发了一种被称为多段悬浮床塔式反应器的新型装置,以代替双酚a生产中苯酚与丙酮缩合反应所使用的固定床反应器。
A new equipment-column type suspension reactor with multiple trays, has been developed for the condensation of phenol with acetone in the production of BPA instead of conventional fixed bed reactor.
用活性白土做脱酚剂去除双酚A中的微量苯酚及其杂质,其去除率可达99%以上。
The trace phenol and impurity were removed from the bisphenol A with active white soil as dephenolizer, and its rate is more than 99%.
应用该方法,测定了双酚a -苯酚加合物结晶动力学参数。
The application of the method is illustrated by determining the crystallization kinetics of the bisphenol a - phenol adduct.
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