polyphenyl

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.

多胺精制系统的任务是脱除粗多胺中的苯胺和水,针对现有工艺存在的精制效、耗高等问题,分别对影汽提塔和干燥塔的因了模拟分析,提出了相应的改措施。