摘要
小尺度木素颗粒作为木素高值化利用的新产物,由于其无毒、耐腐蚀、抗菌和抗氧化等优异的物理化学特性和潜在的应用价值,引起了科研工作者的关注。本文介绍了小尺度木素颗粒的制备工艺(自组装法、反溶剂法、界面聚合/交联法、高剪切均质法、超声波法、超声喷雾冷冻法、微生物法和酶解法等),阐明了利用不同木素原料、不同方法制备小尺度木素颗粒的制备原理、制备条件以及产品特性。进一步对小尺度木素颗粒的主要制备工艺参数、物理化学特性及其粒径的主要表征手段进行了总结与比较。随后对其在紫外线防护、复合材料和药物运输载体方面的应用研究进展进行介绍。最后对其在现阶段存在的主要问题以及未来的发展方向进行简明分析,以期为木素在纳米材料科学技术领域的研究与开发提供借鉴。
Small-scale lignin particles are new products for high-value utilization of lignin.Due to their excellent physicochemical properties and potential application value,such as non-toxicity,corrosion resistance,antibiosis and antioxidation,they have attracted extensive attention and have been studied and developed by scientific researchers.In this paper,the preparation technologies of small-scale lignin particles,including self-assembly method,antisolvent method,interfacial polymerization/crosslinking method,high shear homogenization method,ultrasonic wave method,ultrasonic spray freezing method,microbial method and enzymatic method,etc.,were reviewed.Subsequently,the preparation principle,preparation conditions and product characteristics of small-scale lignin particles prepared by different lignin raw materials and different methods were expounded.Then,the main preparation process parameters,physical and chemical characteristics and main size characterization methods of small-scale lignin particles were summarized and compared.In addition,the research progress on the application of small-scale lignin particles in ultra-violet protection,composite materials and drug delivery carriers was briefly introduced.In the end,the main problems existing in the preparation and application of smallscale lignin particles at the present stage and the future development direction were analyzed compendiously in order to provide reference for the research and development of lignin in forest resource deep processing and biomass-based nanomaterial science and technology.
作者
陈凯
齐云赓
郭延柱
王适
李海明
CHEN Kai;QI Yungeng;GUO Yanzhu;WANG Shi;LI Haiming(School of Light Industry Engineering and Chemical Engineering,Dalian Polytechnic University,Dalian 116034,Liaoning,China;School of Fashion,Dalian Polytechnic University,Dalian 116034,Liaoning,China)
出处
《化工进展》
EI
CAS
CSCD
北大核心
2020年第8期3146-3162,共17页
Chemical Industry and Engineering Progress
基金
2018年辽宁省高等学校创新人才项目
国家留学基金(201708210342)。
关键词
生物质
木素
纳米粒子
沉淀
胶体
制备
复合材料
biomass
lignin
nanoparticles
precipitation
colloid
preparation
composite material
