Process for the purification of maleic anhydride

Details Process for the purification of maleic anhydride Process for the purification of maleic anhydride

1999-03-19

2000-07-18

Dentz, Bernard

Distillation: processes, separatory

Convective distillation with normally gaseous medium, e.g., air

549262, B01D 334

Patent

active

060902450

ABSTRACT:
Processes for the purification and color stabilization of crude maleic anhydride by distillation in a batch or continuous distillation column.

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