The purpose of polymethylene polyphenyl polyamines purification system is to get rid of anilin and water.The stripping tower and drying tower are two main separation units in the system.
多胺精制系统任务是脱除粗多胺中
苯胺和水,针
现有工艺存在
精制
、消耗高等问题,分别
影响汽提
和干燥
素进行了模拟分析,提出了相应
改进措施。