Process for the purification of chlorinated aromatic hydrocarbon

Details Process for the purification of chlorinated aromatic hydrocarbon Process for the purification of chlorinated aromatic hydrocarbon

1998-04-10

1999-11-30

Manoharan, Virginia

Distillation: processes, separatory

Addition of material to distilland to inhibit or prevent...

203 7, 203 39, 203 73, 203 80, 203DIG19, 203 99, 208 47, 2082621, B01D 334

Patent

active

059936070

ABSTRACT:
In a process for the purification by distillation of chlorinated aromatic hydrocarbons originating from the chlorination of aromatic hydrocarbons in the presence of FeCl.sub.3, the crude reaction product is first partially degassed and then directly subjected to distillation in the presence of said FeCl.sub.3.

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