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.

多胺精制系统任务是脱除粗多胺中苯胺和水,针对现有工艺存在精制效果差、消问题,分别对影汽提和干燥素进行了模拟分析,提出了相应改进措施。