瑞士苏尔寿化工提出一种反应精馏水解醋酸甲酯制甲醇和醋酸的工艺(EP2502655A1,2012-09-26)。采用分壁型反应精馏塔,反应段自上而下由第一精馏区、第一反应区和第一汽提区组成,产品段由第二精馏区和第二汽提区组成, Swiss Sulzer Chemical proposed a reactive distillation hydrolysis of methyl acetate methanol and acetic acid process (EP2502655A1, 2012-09-26). The reaction zone is composed of a first rectification zone, a first reaction zone and a first stripping zone from top to bottom, the product segment is composed of a second rectification zone and a second stripping zone,