It is indicated that the tensile strength and elongate rate can be increased largely,and the effect is determined by the change of weight of coated CF and the degree of oxidation.

• 证明气液双效法表面处理能明显提高炭纤维的抗拉强度和断裂伸长、其效果与浸润涂层后炭纤维的增重量和气相氧化程度有关。