从尺度结构设计角度出发,归纳微米竹纤维、纳米竹纤维及微纳米混杂竹纤维复合材料的最新研究进展,重点揭示了纤维尺寸效应对复合材料界面结合强度、力学性能的构效关系,为竹纤维增强复合材料的性能优化设计提供理论参考依据。此外,针对竹炭塑复合材料,综述了竹炭的孔隙结构及其与聚合物的协同作用机制,阐明了竹炭在提升复合材料力学性能、导电性、电磁屏蔽效能及热稳定性方面的关键角色。最后,对比分析了不同竹基复合材料的综合性能,并展望了其在包装、建筑等领域的应用前景,为竹质剩余物的高值化利用提供参考。
From the perspective of scale structure design,the latest research progress of micro-bamboo fiber,nano-bamboo fiber and micro-nano hybrid bamboo fiber composites was summarized.The structure-activity relationship of fiber size effect on the interfacial bonding strength and mechanical properties of composites was revealed,thereby providing a theoretical reference for the performance optimization design of bamboo fiber-reinforced composites.In addition,for bamboo charcoal-plastic composites,the pore structure of bamboo charcoal and its synergistic mechanisms with polymers were reviewed,and the key role of bamboo charcoal in improving the mechanical property,conductivity,electromagnetic shielding effectiveness and thermal stability of composites was clarified.Finally,the comprehensive properties of different bamboo-based composites were compared and analyzed,and their application prospects in packaging,construction and other fields were prospected,offering a reference for the high-value utilization of bamboo residues.
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基金资助
山东省重点研发计划子课题(2021SFGC0203-02);国家自然科学基金项目(31800488)
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