Technology Unit
- Vicinals Separation Column
- Generic TDA Process
- Short Name
- Vicinals Separation
- Description
- The Vicinals Separation Column separates out the Toluenediamins with ortho Groups (Vicinals), which boil at slightly lower temperatures (2,3-TDA Boiling Point is 255°C; 3,4-TDA Boiling Point is 265°C) than the desired Product Amines (both 2,4-TDA and 2,6-TDA Boiling Point is 292°C). After removing the Vicinals, the TDA Stream is sent to the Heavy Ends Removal Column.
- Link
System Info
- Updated by
-  Kokel, Nicolas
- Updated
- 4/8/2022 6:14 PM
- Added
- 3/26/2022 4:25 PM