采用液相共混法制备氧化石墨烯(GO)/尼龙6(PA6)复合材料,利用差示扫描量热(DSC)和偏光显微镜(POM)表征该体系的等温结晶行为.结果表明,Avrami方程可较好地描述PA6和GO/PA6复合材料的等温结晶行为,氧化石墨烯对尼龙6起到成核剂作用,使其结晶速率增大,结晶活化能减少.等温结晶温度升高,PA6和GO/PA6的绝对结晶度和结晶速率减少.偏光显微镜观察证实,添加氧化石墨烯后的尼龙球晶细化.
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