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Zinc Stannate Nanostructure: Is It a New Class of Material for Multifunctional Cotton Textiles?
ACS Omega ( IF 3.7 ) Pub Date : 2019-12-12 , DOI: 10.1021/acsomega.9b02719
Subhadeep Paul 1 , Santanu Basak 1, 2 , Wazed Ali 1
Affiliation  

This study demonstrates the synthesis of nano-zinc stannate and its application as a novel multifunctional finishing agent on cotton fabric. Nano-zinc stannate has been synthesized by the co-precipitation method, and the nanostructures produced have been characterized to investigate their morphology and microstructure by using scanning electron microscopy, transmission electron microscopy, and X-ray diffraction techniques. The synthesized nano-zinc stannate has been applied on cotton fabric and the multifunctional efficacies of the treated fabric, like UV resistance, antibacterial property, self-cleaning, as well as thermal stability, were analyzed. The as-synthesized zinc stannate-treated cotton fabric showed excellent efficiency in self-cleaning, antibacterial property, and flame-resistant action compared to the annealed nano-zinc stannate-treated cotton fabric. It was observed that the ultraviolet protection factor of the treated (annealed zinc stannate-treated) fabric shoot up more than 45 after treatment, and the same fabric showed more than 90% bacterial resistance against both Gram-positive and Gram-negative bacteria. Concerning thermal kinetics, the as-synthesized zinc stannate-treated fabric registered a 39% reduction in the peak heat release rate compared to the untreated cotton fabric, and it also showed catalyzed pyrolysis action and more amount of char mass (30-40% more compared to the control cotton) formation at higher temperature. The self-cleaning efficacy of the treated fabric has been examined against coffee stain and basic methylene blue dye. The treated fabric exhibited a good efficiency in cleaning of stain due to the free-radical scavenging behavior. Finally, it also has been proved that the integration of these nanostructure did not have any detrimental effect on the important physical properties (tensile strength, flexibility, and crease resistance) of the treated fabric.

中文翻译:

锡酸锌纳米结构:是多功能棉纺织品的新型材料吗?

这项研究证明了纳米锡酸锌的合成及其作为新型多功能整理剂在棉织物上的应用。通过共沉淀法合成了锡酸纳米锌,并通过扫描电子显微镜,透射电子显微镜和X射线衍射技术对所产生的纳米结构进行了表征,以研究其形态和微观结构。合成的纳米锡酸锌已应用于棉织物上,分析了经处理的织物的多功能性,如抗紫外线性,抗菌性,自清洁性和热稳定性。经合成的锡酸锌处理的棉织物显示出优异的自清洁效率,抗菌性能,与经退火的纳米锡酸锌处理的棉织物相比,其阻燃性和阻燃性更高。观察到,经处理(经锡酸锌锌处理)的织物在处理后的紫外线防护系数上升超过45,并且同一织物对革兰氏阳性菌和革兰氏阴性菌均显示出超过90%的细菌抵抗力。在热动力学方面,经合成的锡酸锌处理的织物与未处理的棉织物相比,峰值放热率降低了39%,并且还显示出催化的热解作用和更多的炭量(多30-40%)。与对照棉相比)在较高温度下形成。已经检查了处理过的织物对咖啡渍和碱性亚甲基蓝染料的自清洁功效。由于自由基清除行为,处理过的织物在清除污渍方面显示出良好的效率。最后,还证明了这些纳米结构的整合对处理过的织物的重要物理性能(抗张强度,柔韧性和抗皱性)没有任何有害影响。
更新日期:2019-12-25
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