To look into the causes of the easy block of esterification reactor. The improvement of the column was introduced repeatedly and the problem of column block was resolved.
主要探讨酯化塔易产生堵塞的原因,介绍对该塔进行多次改造的措施,使塔的堵塞问题得到解决。
2
The third generation PET new technique(NG3) is introduced, the process is from esterification autoclave to column reactor then to modified solid state polycondensation system.