Trioxane production method wherein a side aqueous flow is deducted at a first distillation stage

Processes are disclosed comprising: (a) reacting an aqueous formaldehyde solution in a reactor in the presence of a suitable catalyst to obtain a reaction product mixture comprising trioxane, formaldehyde and water; (b) distilling the reaction product mixture to form a top stream comprising crude tr...

Full description

Saved in:
Bibliographic Details
Main Authors FRIESE THORSTEN, SIEGERT MARKUS, LANG NEVEN, STROEFER ECKHARD, STAMMER ACHIM
Format Patent
LanguageEnglish
Published 10.09.2013
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
Online AccessGet full text

Cover

More Information
Summary:Processes are disclosed comprising: (a) reacting an aqueous formaldehyde solution in a reactor in the presence of a suitable catalyst to obtain a reaction product mixture comprising trioxane, formaldehyde and water; (b) distilling the reaction product mixture to form a top stream comprising crude trioxane; and (c) treating the top stream in one or more additional stages to form pure trioxane; wherein an aqueous sidestream is drawn off during the distilling of the reaction mixture.
Bibliography:Application Number: US20050665840