Process for separating azeotrope mixtures or boiling the next by means of an extractive rectification

摘要

Process for separating azeotrope mixtures or boiling the next by means of an extractive rectification. A method for separating azeotrope mixtures or the boiling close by extractive rectification, in which ionic liquid is used as an agent of drag.The product of the fund of high boiling is removed from the column by a lateral flow in a gaseous form.