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

• Main Authors: FRIESE THORSTEN, SIEGERT MARKUS, LANG NEVEN, STROEFER ECKHARD, STAMMER ACHIM
• Format: Patent
• Language: English
• Published: 10.09.2013
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

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...