增强可持续性:用于电池盒中的特纤维增强生物基三明治复合材料
Mina Arya1, Else-Marie Malmek2, Thomas Koch Ecoist3
1Faculty of Textiles, Engineering and Business (Swedish Centre for Resource Recovery), University of Borås, 510 90 Borås, Sweden.
Polymers
|September 28, 2023
概括
等离子处理增强了木质复合材料,改善了拉伸和屈曲强度等机械性能. 使用PET100泡芯的木质复合面料,在可持续材料应用中表现出卓越的曲性能.
科学领域:
- 材料科学 材料科学 材料科学
- 复合材料 复合材料 复合材料
- 可持续工程 可持续工程
背景情况:
- 越来越多的对环保材料的工业需求推动了人们对木等天然纤维的兴趣.
- 朱特纤维具有低成本,轻量化和可再生性等优点,使其对复合材料应用具有吸引力.
- 研究正在探索提高基复合材料的机械性能的方法.
研究的目的:
- 为了研究等离子体处理的木质复合板材的机械行为.
- 为了评估织物增强的三明治复合材料与各种核心材料的柔性性能.
- 为了比较不同木质纤维处理和复合结构的功能性质.
主要方法:
- 使用非织造布纤维 (MFC),木质纤维 (JFC),干燥木质纤维 (DJFC) 和经过等离子处理的木质纤维 (TJFC) 制造复合板材.
- 采用木质织物生物基不和聚烯 (UPE) 覆盖和聚乙烯四甲酸盐 (PET70,PET100) 或聚乙烯 (PVC) 核心制造三明治复合材料.
- 机械测试,包括拉力,曲和层间剪切特性分析.
主要成果:
- 与JFC相比,等离子处理改善了复合板材的模量 (14%) 和拉伸强度 (8.5%).
- 等离子处理显著增强了柔性强度 (24%) 和柔性模量 (35%) 的木质复合板材.
- 当使用PET100泡作为核心材料时,木质三明治复合材料表现出显著增强的柔性特性.
结论:
- 等离子处理是一种有效的方法,可以增强木质复合板材的机械性能.
- 用PET100芯增强的木质织物增强的三明治复合材料表现出优越的曲性能.
- 这些发现支持使用增强型木质复合材料作为各种工业应用中的可持续替代品.
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