工艺与制造英文2021被引 13
碳纳米管/玻纤混杂复合材料层间断裂韧性研究——电喷雾沉积法制备
Interlaminar fracture toughness properties of hybrid glass fiber-reinforced composite interlayered with carbon nanotube using electrospray deposition
Fatin Nur Amirah Mohd Sabri, Muhammad Razlan Zakaria, Hazizan Md Akil, Mohamad Jafre Zainol Abidin, A. Anjang, Mohd Firdaus Omar · Universiti Sains Malaysia
摘要整理
采用电喷雾沉积（ESD）技术将碳纳米管（CNTs）均匀沉积在玻璃纤维（GF）表面。通过场发射扫描电子显微镜观察了混杂CNTs-GF的形貌，结果表明碳纳米管在玻璃纤维表面分布均匀且均质。以GF和混杂CNTs-GF为增强体，采用真空辅助树脂传递模塑（VARTM）工艺制备层板复合材料。采用双悬臂梁（DCB）试验方法测定Ⅰ型层间断裂韧性。结果表明，混杂CNTs-GF复合材料相比对照样品的断裂韧性提高了34%。通过断口形貌分析阐明了层间断裂韧性增强机制，观察到裂纹扩展路径上存在纤维桥接、粘聚破坏、内聚破坏、锯齿纹和粗糙基体表面等特征，这些因素共同促进了复合材料层间韧性的提升。
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