【摘要】 粘胶基碳纤维经过电化学氧化后,沿径向切成极薄的片状试样,制成溴化钾压片,可以降低试样对红外光的散射作用。采用FTIR-ATR 分析氧化前后纤维表面官能团的变化情况时,尽可能使用大的入射角,可以降低试样对红外光的吸收作用。分析结果表明,粘胶基碳纤维经过电化学氧化后.纤维表面产生了羧基、酚羟某、西昆式结构等含氧官能团。更多还原

【Abstract】 Rayon-based carbon fibres have been oxidized through electrochemical method and their surfacefunctional groups have been studied with Fourier Transform Infrared Spectroscope(FTIR).Tentative assignments of the peaks are presented in this paper.更多还原