The key of melt polycondesation process to manufacture PET with high MW is devolatilization apparatus for high viscous fluid,involving with both polycondensation reactor and devol...

• 具有良好的成膜、更新等传递性能的高黏高效脱挥设备包括缩聚反应器和脱醛设备的结构型式是熔融缩聚增黏过程的关键。