对玄武岩纤维表面进行酸刻蚀处理并浸泡铝锆偶联剂溶液,探讨酸浓度、酸处理时间和偶联剂浓度对玄武岩纤维表面偶联剂吸附量的影响.通过FTIR和XPS分别定性和定量地分析纤维表面官能团及C、O、Si、Zr元素的变化来表征纤维表面偶联剂的吸附量.结果表明:三因素对纤维表面偶联剂吸附量的影响程度由大到小依次为酸浓度、偶联剂浓度和酸处理时间.随着酸浓度升高,纤维表面偶联剂吸附量呈现出先减小后增大的趋势；酸处理时间延长和偶联剂浓度增大,纤维表面偶联剂的吸附量呈现逐渐增大的趋势.当酸浓度为3 mol/L、处理1.5h、偶联剂浓度为3wt％时,偶联剂在玄武岩纤维表面的吸附量最大.
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