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首页> 外文期刊>ACS Sustainable Chemistry & Engineering >Bioplastic Fibers from Gum Arabic for Greener Food Wrapping Applications
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Bioplastic Fibers from Gum Arabic for Greener Food Wrapping Applications

机译:来自阿拉伯语的生物塑料纤维,用于绿色食品包装应用

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摘要

The fabrication of bioplastic fibers from gum arabic (GA), a natural tree gum exudate, is described via the electrospinning method. The enrichment in surface properties of this bioplastic fiber was evaluated by methane plasma and gamma-ray irradiation treatments. The fibers with their modified forms, both treated and untreated, were investigated by various characterization techniques such as scanning electron microscopy, atomic force microscopy, X-ay diffraction and attenuated total reflectance Fourier transform infrared spectroscopy, thermogravimetric analysis, BET surface area, water contact angle, and tensile strength measurements. A switchable hydrophobic/hydrophilic functionality on GA bioplastic fibers was established through CH4 plasma and gamma-ray irradiation treatments; higher water contact angle (130 degrees) was observed in GA bioplastic fibers that had undergone methane plasma treatment. However, the untreated and gamma-ray-irradiated GA bioplastics exhibited hydrophilic behavior. The comparative properties such as water resistance, antioxidant potency, gas barrier attributes, antibacterial effectiveness, biodegradability and food contact migration through the GA bioplastic fibers (untreated, plasma treated, and gamma-ray-irradiated) were assessed. The present work, in contrast to other existing bioplastic fibers, has the potential of becoming a viable option in greener food packaging as well as in environmental and medically related products based on tree gums.
机译:通过静电纺丝法描述从阿拉伯胶(Ga),天然树胶渗透物的生物塑料纤维的制造。通过甲烷等离子体和γ射线照射处理评估该生物纤维表面性质的富集。通过各种表征技术(如扫描电子显微镜,原子力显微镜,原子力显微镜,X-AY衍射和衰减总反射率傅里叶变换红外光谱,热重分析,BET表面积,水接触角度和拉伸强度测量。通过CH 4等离子体和γ射线照射处理建立了Ga生物塑料纤维上的可切换疏水/亲水性官能度;在GA生物塑料纤维中观察到较高的水接触角(130度),该纤维经过甲烷等离子体处理。然而,未处理的和γ射线辐照的Ga Bioplastics表现出亲水性行为。评估耐水性,抗氧化效力,阻气属性,抗菌性效果,生物降解性和食物接触通过GA生物塑料纤维(未处理,等离子体处理和γ射线照射)等比较特性。与其他现有的生物塑料纤维相比,目前的工作具有在绿色食品包装中成为一种可行的选择,以及基于树牙龈的环境和医学相关产品。

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