摘要
介绍了PET固相缩聚的工艺流程。详述了固相缩聚主要设备如结晶器、固相缩聚塔的结构、工作原理、运行中故障及改造方法。通过改造使安装更加方便,运行可靠,保证连续固相缩聚生产顺利进行。
The PET solid state polycondensation technological process was introduced.The structure,working principle,fault in operation and improvement methods of the solid state polycondensation main equipments such as crystallizer,solid state polycondensation column were described.Through the improvement,the installation was convenient,the operation was reliable.Smooth production of continuous solid state polycondensation was guaranteed.
出处
《聚酯工业》
CAS
2012年第2期45-47,共3页
Polyester Industry
关键词
PET
固相缩聚
设备改造
PET
solid state polycondensation
equipment transformation
