植物纤维发泡材料的制备工艺及气泡成形理论研究进展

Progress in the Preparation Process of Plant Fiber Foam and Its Bubble Forming Theory

植物纤维作为自然界储量最大的天然高分子材料,备受绿色可持续发展领域关注。植物纤维发泡材料以其优异的缓冲、过滤、吸音等性能成为替代石油基发泡塑料的首选,具有巨大的发展和应用潜力。文中简要介绍了植物纤维发泡工艺的类型,对近年来植物纤维表面活性剂发泡工艺的研究成果进行了梳理,重点论述了植物纤维类型、植物纤维预处理方法、表面活性剂类型等因素对植物纤维发泡材料结构与性能的影响及研究进展。归纳了植物纤维发泡机理,气泡成核的基本原理以及气泡生长数学模型的研究进展。最后,对植物纤维发泡材料的多领域应用进行了总结,并对今后植物纤维发泡材料的研究理念及发展进行了展望。

As the largest natural polymer material in nature,plant fibers are of great interest to green sustainability sectors.With its excellent cushioning,filtering and sound absorption properties,plant fiber foam is the preferred alternative to petroleum-based foamed plastics and has great potential for development and application.This paper briefly introduced the types of plant fiber foaming process,and compared the research results of plant fiber surfactant foaming process in recent years,focusing on the influence of plant fiber type,plant fiber pretreatment method,surfactant type and other factors on the structure and properties of plant fiber foaming materials and research progress.The mechanism of plant fiber foaming,the basic principles of bubble nucleation and the progress of research on mathematical models of bubble growth were summarized.Finally,the multi-disciplinary applications of plant fiber foaming materials were summarized,and future research concepts and their development were foreseen.