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Development of sustainable jute geotextiles by bitumen emulsion and polyester resin: Effect of gamma radiation
Journal of Engineered Fibers and Fabrics ( IF 2.9 ) Pub Date : 2020-01-01 , DOI: 10.1177/1558925020957969
Nasrin Akter 1, 2, 3 , Subrata Chandra Das 3, 4 , Sotirios A. Grammatikos 4 , Joykrisna Saha 2 , Mubarak Ahmad Khan 3, 5
Affiliation  

Jute fibers can be an alternative solution to replace synthetic fibers for temporary sustainable geotextiles applications. To produce sustainable geotextiles, jute fabrics were treated first by bitumen emulsion (BE) and unsaturated polyester (UPE) resin then γ-radiation (2.5, 5, and 10 kGy doses) applied to increase its durability and performance. The resulting samples were J0 (raw jute), J1 (20% BE + 10% UPE), and J2 (30% BE + 10% UPE). It was revealed that γ-irradiation significantly decreased the moisture sensitivity and water absorbency. Tensile strength (TS) improved at 2.5 and 5 kGy doses of irradiation and then decreased at 10 kGy in both directions. The highest increase of TS found for 5 kGy dose in both directions of J1 (27.1% in warp and 27.7% in weft) and J2 (16.0% in warp and 23.8% in weft). After 120 days of soil burial test, biodegradation occurred for all the specimens except 2.5 kGy irradiated sample which retained its TS, however, TS dropped remarkably such as 71.9% and 85.1% in warp and weft directions, respectively for J1 sample, and 90.7% and 94.1% in warp and weft directions, respectively for J2 sample. Antimicrobial resistance of jute fabrics was assessed against gram-positive S. aureus and gram-negative E. coli bacteria. Further, FTIR, thermogravimetric analysis, and scanning electron microscopy (SEM) were also investigated in this study.

中文翻译:

用沥青乳液和聚酯树脂开发可持续黄麻土工布:伽马辐射的影响

黄麻纤维可以作为替代合成纤维用于临时可持续土工织物应用的替代解决方案。为了生产可持续土工织物,黄麻织物首先用沥青乳液 (BE) 和不饱和聚酯 (UPE) 树脂处理,然后应用 γ 辐射(2.5、5 和 10 kGy 剂量)以提高其耐用性和性能。所得样品为 J0(生黄麻)、J1(20% BE + 10% UPE)和 J2(30% BE + 10% UPE)。结果表明,γ-辐照显着降低了水分敏感性和吸水性。拉伸强度 (TS) 在 2.5 和 5 kGy 辐射剂量下提高,然后在两个方向上在 10 kGy 下下降。在 J1(经向 27.1% 和纬向 27.7%)和 J2(经向 16.0% 和纬向 23.8%)的两个方向上,5 kGy 剂量的 TS 增加最高。经过120天的土埋试验,除 2.5 kGy 辐照样品保留其 TS 外,所有样品均发生生物降解,然而,TS 显着下降,如 J1 样品经向和纬向分别下降 71.9% 和 85.1%,经向和纬向分别下降 90.7% 和 94.1% ,分别为 J2 样品。黄麻织物对革兰氏阳性金黄色葡萄球菌和革兰氏阴性大肠杆菌的抗微生物性进行了评估。此外,本研究还研究了 FTIR、热重分析和扫描电子显微镜 (SEM)。黄麻织物对革兰氏阳性金黄色葡萄球菌和革兰氏阴性大肠杆菌的抗微生物性进行了评估。此外,本研究还研究了 FTIR、热重分析和扫描电子显微镜 (SEM)。黄麻织物对革兰氏阳性金黄色葡萄球菌和革兰氏阴性大肠杆菌的抗微生物性进行了评估。此外,本研究还研究了 FTIR、热重分析和扫描电子显微镜 (SEM)。
更新日期:2020-01-01
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