Patent ID: 6069261
Filing Date: 2000-05-30
Classification: B01D,B01J,C07C,Y02P

Abstract:
A process carried out in a reaction column for the chemical reaction of substances, the reaction of which is affected by an unfavorable equilibrium position of the main reaction or a preceding equilibrium, wherein during the reaction one or more substances to be separated are continuously removed from the reaction mixture by one or more auxiliaries, characterized in that:said chemical reaction of substances comprises a condensation reaction to produce a condensation product wherein through the reaction column a solid catalyst is arranged as a fixed bed;a stripping gas which is a permanent gas or a mixture of permanent gases is led as an auxiliary; andtemperature and pressure are adjusted such that in the reaction column all the educts are present as liquids or solutions of solids and the substance(s) to be separated is (are) predominantly gaseous/vaporous.