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Application of Viscose Nonwoven Fabrics as a Fibrous Frame of Polykon Mosaic Membranes
Membranes and Membrane Technologies ( IF 2.0 ) Pub Date : 2020-02-10 , DOI: 10.1134/s2517751620010059
M. M. Kardash , D. V. Terin

Abstract

The possibility of using nonwoven fabric made of a viscose fiber to produce Polykon mosaic materials is demonstrated for the first time in this work. The materials are obtained by polycondensation filling of polymer composites, namely, by the synthesis and curing of a weakly basic anionite and a strongly acidic sulfo cationite on the surface and in the structure of a nonwoven material made of viscose fiber. The techniques and technological parameters of the production processes are discussed. The “transition from the cationite to the anionite” process scheme in combination with the optimum times of curing is selected. The effect of the composition of the “compound” on the properties of mosaic materials is investigated. A comparative analysis of the obtained materials with Polykon mosaic materials based on a novolac phenol formaldehyde fibrous matrix is performed. The thermal stability and physical and mechanical properties of the mosaic membranes are studied.


中文翻译:

粘胶无纺布作为Polykon马赛克膜纤维框架的应用

摘要

这项工作首次证明了使用由粘胶纤维制成的无纺布生产Polykon马赛克材料的可能性。这些材料是通过聚合物复合材料的缩聚填充获得的,即通过在粘胶纤维制成的非织造材料的表面和结构中合成和固化弱碱性阴离子交换剂和强酸性磺化阳离子交换剂而获得的。讨论了生产过程的技术和工艺参数。选择“从阳离子到过渡到阴离子”的工艺方案,并结合最佳的固化时间。研究了“化合物”的组成对镶嵌材料性能的影响。对获得的材料与基于酚醛清漆酚醛纤维基体的Polykon马赛克材料进行了比较。研究了镶嵌膜的热稳定性和物理机械性能。
更新日期:2020-02-10
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