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Characterization of a textile waste nonwoven fabric reinforced cement composite for non-structural building components
Construction and Building Materials ( IF 7.4 ) Pub Date : 2021-01-19 , DOI: 10.1016/j.conbuildmat.2020.122179
Payam Sadrolodabaee , Josep Claramunt , Monica Ardanuy , Albert de la Fuente

Large amounts of nonrenewable resources are depleted by the construction industry in addition to the generation of million tons of mineral waste and carbon dioxide gas every year. For the sake of a more sustainable consumption pattern of building materials, as well as for reducing the waste flux to landfills, the use of recycled materials and wastes should be researched and motivated. In this sense, textile waste (TW) nonwoven fabric from residues of the garments and textile industries are investigated as internal reinforcement for cement-based matrices to enhance ductility and cracking control. To this end, an extensive experimental program was carried out to characterize both the mechanical and durability properties of the composite. The results were compared with those obtained from flax nonwoven fabric, taken as a reference (FNH and FH composites). All the composites showed a remarkable improvement in terms of toughness and post-cracking stress-bearing capacity, six being the optimum number of TW reinforcing layers. Through the analysis of the results obtained, the feasibility of using TW composite as a potential construction material in non-structural applications was confirmed. The extension to structural applications of low-medium responsibility is still required further research; nonetheless, the results are promising to this respect.



中文翻译:

非结构建筑构件的纺织废料非织造布增强水泥复合材料的表征

除了每年产生数百万吨的矿物废物和二氧化碳气体之外,建筑业还消耗了大量不可再生资源。为了使建筑材料的消费方式更具可持续性,并减少垃圾填埋场的废物通量,应研究和鼓励使用回收材料和废物。从这个意义上讲,对服装和纺织工业残留物中的纺织废料(TW)非织造布进行了研究,以此作为水泥基材料的内部增强剂,以增强延展性和防裂性。为此,进行了广泛的实验程序以表征复合材料的机械性能和耐久性。将结果与从亚麻无纺布获得的结果进行比较,作为参考(FNH和FH复合材料)。所有的复合材料在韧性和开裂后的承载力方面均显示出显着的改善,其中六种是TW增强层的最佳数量。通过对所得结果的分析,证实了在非结构应用中使用TW复合材料作为潜在建筑材料的可行性。中低责任的结构应用扩展仍需进一步研究;尽管如此,结果在这方面是有希望的。证实了在非结构应用中使用TW复合材料作为潜在建筑材料的可行性。中低责任的结构应用扩展仍需进一步研究;尽管如此,结果在这方面是有希望的。证实了在非结构应用中使用TW复合材料作为潜在建筑材料的可行性。中低责任的结构应用扩展仍需进一步研究;尽管如此,结果在这方面是有希望的。

更新日期:2021-01-19
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