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.
多胺精制任务是脱除粗多胺中
苯胺和水,针
现有工艺存在
精制效果差、消耗高等问题,
别
影响汽提塔和干燥塔
因素进行了模拟
析,提出了相应
改进措施。