优先透过有机物渗透汽化膜研究进展
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武汉科技大学

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TQ028

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2020年度湖北省教育厅科学技术研究计划指导性项目(B2020019)


Research progress of organic permselective pervaporation membranes
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1.Wuhan University of science and technology;2.Wuhan University of science & technology

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    摘要:

    近年来膜分离技术被广泛应用于有机物的分离回收。渗透汽化能有效地分离共沸混合物、近沸混合物、异构体和热敏性化合物等有机物。渗透汽化以成本低、条件温和、设备简单、无污染等优点在有机物分离回收领域有着巨大优势,可广泛的应用于工业生产。该文以优先透过有机物为主旨,首先分析了材料对膜结构和特点的影响。其次综述了制备方法和改性方法对膜性能的影响。重点讨论了膜在有机混合物分离回收领域的应用。最后,对目前渗透汽化技术所存在的问题做出了总结,对未来的研究方向和研究思路进行了展望。未来优先透过有机物渗透汽化膜的研究应借助新的计算工具,侧重于材料选择、制备方法和改性方法的改进,如探索具有多功能化学基团和具有明确层次结构的多孔填料的聚合物材料等,使优先透过有机物渗透汽化膜具有更加广阔的应用前景。

    Abstract:

    Recently, membrane separation technology has been widely used in the separation and recovery of organic compounds. Pervaporation has a great prospect in the field of organic separation and recovery because of its advantages of low cost, mild conditions, simple equipment, and no pollution. It can effectively separate azeotropic mixture, near-boiling mixture, isomers, heat-sensitive compounds, and other organic compounds, which is widely used in industrial production. In this paper, the research status of preferentially permeable organic compounds was reviewed. Firstly, the influence of the material on the structure and characteristics of the membrane, the influence of preparation and modification methods on membrane properties were analyzed. The application of pervaporation membrane in the separation and recovery of organic mixtures was discussed emphatically. The problems existing in pervaporation technology were summarized and the future research direction and ideas of preferentially permeable organic compounds had been prospected. With the help of new computational tools, the material selection, preparation, and modification method were emphasized, so that the pervaporation membrane will have a broader application prospect.

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周志辉,赵尧.优先透过有机物渗透汽化膜研究进展[J].精细化工,2022,39(7):

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  • 收稿日期:2021-12-06
  • 最后修改日期:2022-04-01
  • 录用日期:2022-04-06
  • 在线发布日期: 2022-06-10
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