化工进展 ›› 2017, Vol. 36 ›› Issue (04): 1424-1428.DOI: 10.16085/j.issn.1000-6613.2017.04.036

• 精细化工 • 上一篇    下一篇

环己酮绿色氧化制备ε-己内酯的研究进展

闫捷1, 赵立红1, 宋灿1,2, 蒋元力1,2, 魏灵朝1,2   

  1. 1 河南能源化工集团研究院有限公司, 河南 郑州 450046;
    2 郑州大学化工与能源学院, 河南 郑州 450001
  • 收稿日期:2016-06-07 修回日期:2016-09-13 出版日期:2017-04-05 发布日期:2017-04-05
  • 通讯作者: 闫捷
  • 作者简介:闫捷(1981-),男,高级工程师,博士。E-mail:hongliannunu@163.com。

Research progress in preparation of ε-caprolactone by cyclohexanone green oxidation

YAN Jie1, ZHAO Lihong1, SONG Can1,2, JIANG Yuanli1,2, WEI Lingchao1,2   

  1. 1 Research Institute of Henan Energy and Chemical Industry Group Co., Ltd., Zhengzhou 450046, Henan, China;
    2 School of Chemical Engineering and Energy, Zhengzhou University, Zhengzhou 450001, Henan, China
  • Received:2016-06-07 Revised:2016-09-13 Online:2017-04-05 Published:2017-04-05

摘要: ε-己内酯是一种新型聚酯单体,其聚酯具有良好的生物相容性和生物降解性,被广泛应用于生物医学工程、降解塑料等领域。在ε-己内酯的众多制备方法中,环己酮绿色氧化制备ε-己内酯越来越受到人们的关注。本文从氧气和过氧化氢为氧化剂的共氧化和非共氧化体系方面,综述了近年来环己酮绿色氧化制备ε-己内酯的研究进展,从催化剂和副产物处理等方面介绍了各工艺的优缺点,分析了工业化现状和发展趋势,指出以H2O2为氧化剂的非共氧化法来合成ε-己内酯是目前最经济、最具发展潜力的合成方法,应该重点研究此方法中涉及的高效稳定的催化剂、反应过程中的高效除水技术。同时展望了使用氧气共氧化法的副产物循环路线和合成ε-己内酯的最理想发展方向应该是分子氧无共氧化剂直接氧化法。

关键词: Bayer-Villiger氧化法, 氧化, ε-己内酯, 环己酮

Abstract: ε-caprolactone is a new kind of polyester monomer. Polyester made from it possess excellent biocompatibility and biodegradability and is used in many fields such as biomedical engineering and biodegradable plastics. Green oxidation cyclohexanone to caprolactone is a research hot topic for preparation of ε-caprolactone. The recent laboratory investigation progress in cyclohexanone green oxidation was reviewed from the aspects of cooxidation and in-cooxidation with oxygen and hydrogen peroxide as oxidizing agents. The merit and demerit were introduced based on the catalyst and coproducts treatment,and the development status and tendency of its industrialization were analyzed. The method of in-cooxidation with hydrogen peroxide is the most economical and of development potential at present,but the key points are the efficient and stable catalyst as well as efficient dehydration technology for the reaction. The cycle route of the coproduction in cooxidation with oxygen was prospected,which should be the optimal way of production ε-caprolactone.

Key words: Bayer-Villiger Dxidation, oxidation, ε-caprolactone, cyclohexanone

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