同轴静电纺丝多级结构纳米纤维的研究进展及其在食品领域的应用现状  

Research Progress in Coaxial Electrospinning for the Preparation of Multi-structure Nanofibers and Its Application in the Food Industry

作　　者：李思程 张岑 谌迪 卢文静 肖朝耿 LI Sicheng;ZHANG Cen;CHEN Di;LU Wenjing;XIAO Chaogeng(School of Biological&Chemical Engineering,Zhejiang University of Science and Technology,Hangzhou 310023,China;Food Science Institute,Zhejiang Academy of Agricultural Sciences,Hangzhou 310021,China)

机构地区：[1]浙江科技学院生物与化学工程学院,浙江杭州310023 [2]浙江省农业科学院食品科学研究所,浙江杭州310021

出　　处：《食品科学》2024年第13期300-311,共12页Food Science

基　　金：浙江省重点研发计划项目(2022C04033);浙江省自然科学基金重点项目(LZ24C200003);国家自然科学基金青年科学基金项目(32201930)。

摘　　要：同轴静电纺丝是一种制备多级结构纳米纤维的新技术,具有设备操作简单、加工条件温和、纤维结构可调等优点。该技术主要利用直流高压静电场将多种聚合物溶液连续转化为多级结构纳米纤维,如核壳、中空、多孔等结构纳米纤维。这些特殊结构使得纤维具有优异的包埋性能、多样的界面结构和丰富的反应位点,在功能因子包埋、生物活性成分缓释、食品检测等方面具有应用潜力。本文简要概述了同轴静电纺丝技术的基本原理及影响纤维成型的主要因素,如纺丝液性质、工艺参数、环境条件等,详细介绍了同轴静电纺丝构筑多级结构纳米纤维的策略及其独特的结构优势,重点总结了该技术在食品活性包装、生物活性成分包埋与靶向递送、食品检测、果汁过滤浓缩等方面的研究进展,以期推动同轴静电纺丝技术在食品领域的广泛应用。Coaxial electrospinning is a new technology for the preparation of multi-structure nanofibers,with the advantages of simple equipment operation,mild processing conditions and adjustable structure.This technology uses a direct current(DC)high voltage electrostatic field to continuously transform a variety of polymer solutions into multi-structure nanofibers,such as core-shell,hollow and porous ones.These special structures endow nanofibers with excellent encapsulation and controlled release properties,diverse interface structures,and a large number of reaction sites,which have potential applications in functional ingredient encapsulation,slow release of bioactive ingredients,and food detection.This article briefly introduces the basic principle of coaxial electrospinning technology and the major factors affecting nanofiber formation,such as spinning solution properties,process parameters,and environmental conditions.Moreover,it elaborates on the strategies for preparing multilevel structure nanofibers by using coaxial electrospinning and its structural advantages,focusing on the application of this technology in active food packaging,encapsulation and targeted delivery of bioactive ingredients,food detection,and juice filtration and concentration.It is our hope that this article will promote the wide application of coaxial electrospinning technology in the field of food.

关 键 词：同轴静电纺丝 纳米材料 微观结构 活性包装 生物活性物质 食品检测 

分 类 号：TQ340.6[化学工程—化纤工业]