碳纤维/氧化石墨烯多尺度增强体的制备与表征

赵永华, 马兆昆, 宋怀河, 陈铭, 周正刚

Synthesis and Characterization of Carbon Fibers Multi-scale Reinforcement with Grafted Graphene Oxide

ZHAO Yonghua, MA Zhaokun, SONG Huaihe, CHEN Ming, ZHOU Zhenggang

表3 碳纤维/氧化石墨烯多尺度增强体的力学性能

Table 3 Mechanical properties of the carbon fibers multi-scale reinforcement with grafted graphene oxide

Samples Graphene oxide concentration (mg/ml) Tensile strength (GPa) Elongation at break (%) Electrical conductivity (Ω-1cm-1) a 0 3.72 3.07 664.9 b 1 3.50 3.19 603.6 c 0.5 3.82 3.53 587.8 d 0.25 4.09 3.47 628 e 0.125 3.86 3.60 600.1 f 0.0625 3.85 3.25 613.2