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Novolac- based poly(1,2,3-triazolium)s with good ionic conductivity and enhanced CO2 permeation

机译:基于酚醛清漆的聚(1,2,3-三唑鎓),具有良好的离子电导率和增强的二氧化碳渗透

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摘要

Novolac-based poly(1,2,3-triazolium)s with 1,2,3-triazolium side groups spaced by oligo(ethylene glycol), a new kind of poly(ionic liquid) membrane, was prepared via the well-known Click chemistry (1,3-dipolar cycloaddition reaction). The thermal properties, ionic conductivity and gas permeation performance of these self-standing membranes were investigated. The obtained membranes exhibit glass transition temperatures ranging from -1 degrees C to -7.5 degrees C, and a temperature at 10% weight loss above 330 degrees C. These membranes have good ionic conductivity (sigma(DC) up to 5.1 x 10(-7) S cm(-1) at 30 degrees C under anhydrous conditions) as compared with the reported 1,2,3-triazolium-based crosslinked polymers. And they could be potentially used for CO2 separation as they exhibit enhanced CO2 permeability up to 434.5 barrer at 4 atm pressure.
机译:基于Novolac的聚(1,2,3-三唑鎓)具有由Oligo(乙二醇)间隔开的1,2,3-三唑侧基团,通过众所周知制备一种新的聚(离子液体)膜。 点击化学(1,3-偶极环加入反应)。 研究了这些自站式膜的热性能,离子电导率和气体渗透性能。 所获得的膜表现出从-1℃-7.5℃的玻璃化转变温度,温度在330℃以上的10%重量损失。这些膜具有良好的离子电导率(Sigma(DC),高达5.1×10( - 7)与报告的1,2,3-三唑基交联聚合物相比,在无水条件下在30摄氏度下在30摄氏度下进行的Scm(-1)。 并且它们可能用于二氧化碳分离,因为它们表现出在4个atm压力下的增强的CO 2渗透率,高达434.5个磁体。

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  • 来源
    《RSC Advances》 |2018年第16期|共6页
  • 作者单位

    East China Univ Sci &

    Technol Key Lab Specially Funct Polymer Mat &

    Related Tec Sch Mat Sci &

    Engn Minist Educ Shanghai 200237 Peoples R China;

    East China Univ Sci &

    Technol Key Lab Specially Funct Polymer Mat &

    Related Tec Sch Mat Sci &

    Engn Minist Educ Shanghai 200237 Peoples R China;

    East China Univ Sci &

    Technol Key Lab Specially Funct Polymer Mat &

    Related Tec Sch Mat Sci &

    Engn Minist Educ Shanghai 200237 Peoples R China;

    East China Univ Sci &

    Technol Key Lab Specially Funct Polymer Mat &

    Related Tec Sch Mat Sci &

    Engn Minist Educ Shanghai 200237 Peoples R China;

    East China Univ Sci &

    Technol Key Lab Specially Funct Polymer Mat &

    Related Tec Sch Mat Sci &

    Engn Minist Educ Shanghai 200237 Peoples R China;

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  • 正文语种 eng
  • 中图分类 化学;
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