为改善石墨纤维和氰酸酯树脂间的界面性能,利用臭氧处理技术对石墨纤维进行表面处理,并采用AFM、XPS和IR对处理前后的石墨纤维表面形貌和组成进行了分析,研究了臭氧处理对石墨纤维/氰酸酯复合材料层间剪切强度和弯曲强度的影响.实验结果表明:臭氧处理提高了碳纤维表面活性,从而改善了石墨纤维/氰酸酯复合材料的界面粘结性能,进而改善了复合材料的界面和力学性能.
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