利用丙交酯的开环聚合反应成功地制备了单壁碳纳米管/聚乳酸复合材料,研究了其降解性和热稳定性.通过红外光谱(FTIR)、Raman光谱、热失重分析(TGA)和扫描电子显微镜(SEM)研究,证明乙二醇功能化的单壁碳纳米管能够参与丙交酯的开环聚合反应.并在碳纳米管侧壁成功接枝聚乳酸链,得到的复合材料在碱性溶液中容易降解.差示热分析(DSC)表明,功能化单壁碳纳米管/聚乳酸复合材料的玻璃化转变温度与纯聚乳酸相比有所提高.
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