纳米纤维素的制备及其在食品包装材料中应用的研究进展

Research Progress of Fabrication of Nano-Cellulose and Its Application in Food Packaging Materials

纳米纤维素作为包装材料的填充成分,可以提高材料的力学性能和阻隔性能,并可改善复合材料的热学性能及降解性能。本文简要介绍了纤维素及纳米纤维素,重点阐述了纳米纤维素的制备方法(化学法、生物法和物理机械法等)及其在食品包装材料中的应用(保鲜及抗菌包装材料、活性包装材料和高阻隔包装材料等)。最后,对纳米纤维素在食品包装材料领域的研究发展方向进行了展望,以期为食品包装材料的发展提供理论支持。

As a filling component of packaging materials,nano-cellulose can improve the mechanical properties and barrier properties of the materials,and can improve the thermal properties and degradation properties of composite materials.This article briefly introduces cellulose and nano-cellulose,focusing on the preparation methods of nano-cellulose(chemical method,biological method and physical mechanical method,etc.)and its application in food packaging materials(preservative and antibacterial packaging materials,active packaging materials and high barrier packaging materials,etc.).Finally,the research and development direction of nano-cellulose in the field of food packaging materials is prospected,with a view to provide theoretical support for the development of food packaging materials.