丁二烯生产技术现状及发展方向

Present State and Developing Trend of the Technology of Butadiene Production

分析了当前通用的三种丁二烯萃取蒸馏生产技术的优缺点 ,并提出各种方法的技术发展方向。

By analyzing the characteristics of the extractive solvent and the flowsheet design of the ACN, DMF, NMP butadiene extractive distillation process, the advantage and defect of these three process was studied in this paper.The developing trend of their technology have been introduced.