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Preparation and characterization of electrospun poly(phthalazinone ether nitrile ketone) membrane with novel thermally stable properties

机译:具有新型热稳定性能的静电纺丝聚酞嗪酮醚腈酮膜的制备与表征

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摘要

Electrospun nanofibrous membranes have several applications because of their excellent properties, such as high porosity, small fiber diameter, and large surface area. However, high-temperature resistant electrospun membranes remain a challenge because of the absence of precursors that offer spinnability, scalability, and superior thermal stability. In this study, poly(phthalazinone ether nitrile ketone) (PPENK) was used to successfully prepare nanofiber membranes by electrospinning. Electrospun PPENK membranes were characterized by scanning electron microscopy, differential scanning calorimetry, Fourier transform infrared spectroscopy, and tensile stress-strain tests. Results indicated that the prepared electrospun membranes had a very high glass transition temperature, superior chemical resistance, and excellent mechanical strength. These desirable properties broaden their potential application in membranes and treatment of various hot fluid streams without strict temperature control. (C) 2015 Elsevier B.V. All rights reserved.
机译:电纺纳米纤维膜由于其优异的性能而具有多种应用,例如高孔隙率,小纤维直径和大表面积。然而,由于缺乏提供可纺性,可扩展性和优异的热稳定性的前体,因此耐高温的电纺膜仍然是一个挑战。在这项研究中,聚(酞嗪酮醚腈酮)(PPENK)被用来通过电纺成功地制备纳米纤维膜。通过扫描电子显微镜,差示扫描量热法,傅立叶变换红外光谱和拉伸应力-应变测试对电纺PPENK膜进行了表征。结果表明,制备的电纺膜具有很高的玻璃化转变温度,优异的耐化学性和优异的机械强度。这些理想的性能扩大了它们在膜和各种热流体流处理中的潜在应用,而无需严格的温度控制。 (C)2015 Elsevier B.V.保留所有权利。

著录项

  • 来源
    《Applied Surface Science》 |2015年第1期|169-174|共6页
  • 作者单位

    Dalian Univ Technol, State Key Lab Fine Chem, Liaoning Key Lab Energy Mat & Chem Engn, Carbon Res Lab, Dalian 116024, Peoples R China;

    Dalian Univ Technol, State Key Lab Fine Chem, Liaoning Key Lab Energy Mat & Chem Engn, Carbon Res Lab, Dalian 116024, Peoples R China;

    Dalian Univ Technol, State Key Lab Fine Chem, Liaoning Key Lab Energy Mat & Chem Engn, Carbon Res Lab, Dalian 116024, Peoples R China;

    Dalian Univ Technol, Dept Polymer Sci & Mat, Dalian 116024, Peoples R China;

    Dalian Univ Technol, Dept Polymer Sci & Mat, Dalian 116024, Peoples R China;

    Dalian Univ Technol, State Key Lab Fine Chem, Liaoning Key Lab Energy Mat & Chem Engn, Carbon Res Lab, Dalian 116024, Peoples R China;

  • 收录信息
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Electrospinning; PPENK; Membrane; Separation application;

    机译:静电纺丝;PPENK;膜;分离应用;

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