zinc nanoparticles

纳米锌
  • 文章类型: Journal Article
    纳米粒子(NPs)由于其独特的性质,在技术突破中获得了重要的意义,比如尺寸,形状,化学成分,物理化学稳定性,晶体结构,和更大的表面积。对可以长时间保持食物新鲜的包装材料有巨大的需求。在聚合物基质中掺入纳米级填料将有助于减轻包装材料的挑战,同时还改善功能品质。增加阻隔性能,热特性,如熔点和玻璃化转变温度,和改变的功能,如表面润湿性和疏水性都是这些含有纳米复合材料的聚合物的特征。无机纳米颗粒还具有减少包装内细菌生长的潜力。通过将纳米尺寸的成分结合到基于生物聚合物的包装材料中,可以减少在包装过程中产生的废料。不同的无机纳米粒子如氧化钛,氧化锌,氧化铜,银,和金是用于食品包装的最优选的无机纳米颗粒。食品系统可以受益于使用这些包装材料并改善物理化学和功能特性。无机纳米粒子及其各种形式与不同聚合物的相容性使其成为包装强化的优异组分。这篇综述文章介绍了无机纳米粒子在食品包装中的开发和应用的各个方面。这项研究提供了食品包装膜中金属和金属氧化物纳米颗粒的多种用途,用于开发可以延长食品保质期的改进包装膜。这些含有纳米颗粒的包装溶液将有效地保存,保护,保持食品的质量。
    Nanoparticles (NPs) have acquired significance in technological breakthroughs due to their unique properties, such as size, shape, chemical composition, physiochemical stability, crystal structure, and larger surface area. There is a huge demand for packaging materials that can keep food fresher for extended periods of time. The incorporation of nanoscale fillers in the polymer matrix would assists in the alleviation of packaging material challenges while also improving functional qualities. Increased barrier properties, thermal properties like melting point and glass transition temperatures, and changed functionalities like surface wettability and hydrophobicity are all features of these polymers containing nanocomposites. Inorganic nanoparticles also have the potential to reduce the growth of bacteria within the packaging. By incorporating nano-sized components into biopolymer-based packaging materials, waste material generated during the packaging process may be reduced. The different inorganic nanoparticles such as titanium oxide, zinc oxide, copper oxide, silver, and gold are the most preferred inorganic nanoparticles used in food packaging. Food systems can benefit from using these packaging materials and improve physicochemical and functional properties. The compatibility of inorganic nanoparticles and their various forms with different polymers make them excellent components for package fortification. This review article describes the various aspects of developing and applying inorganic nanoparticles in food packaging. This study provides diverse uses of metals and metal oxides nanoparticles in food packaging films for the development of improved packaging films that can extend the shelf life of food products. These packaging solutions containing nanoparticles would effectively preserve, protect, and maintain the quality of the food material.
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