Process for removing trioxane from an aqueous mixture

Details Process for removing trioxane from an aqueous mixture Process for removing trioxane from an aqueous mixture

1996-07-17

1998-06-16

Manoharan, Virginia

Distillation: processes, separatory

Plural distillations performed on same material

One a distillation under positive pressure or vacuum

203 77, 203 80, 549368, B01D 300, C07D32306

Patent

active

057664242

ABSTRACT:
A process for removing trioxane from a liquid mixture containing trioxane, water and formaldehyde, which includes distilling the liquid mixture in a first distillation stage at a low pressure, distilling the resulting distillate in a second distillation stage at a higher pressure and taking off trioxane as bottom product.

REFERENCES:
patent: 5061349 (1991-10-01), Kuppenbender et al.
JP 363162686A Abstract.
JP 35919688A Abstract.
JP 35817437A Abstract.

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