Process for the continuous manufacture of trioxane

Details Process for the continuous manufacture of trioxane Process for the continuous manufacture of trioxane

1983-10-06

1985-03-12

Milestone, Norma S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549368, 549369, 549430, C07D32306, C07D32106, C07D31906, C07D31712, C07D32112, C07D32100

Patent

active

045046700

ABSTRACT:
The invention provides a process for the continuous manufacture of trioxan, optionally together with cyclic formals, from aqueous formaldehyde solutions in a circulation reactor with evaporator, the vapor/liquid mixture leaving the evaporator is fed in below the liquid level of the reaction mixture. The process of the invention allows to attain especially high space/time yields.

REFERENCES:
E. Bartholome et al., Chem. Ing. Tech., vol. 43, No. 10, pp. 597-644.

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