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核技术  2013 

γ射线辐射对秸秆粉/PBS复合材料性能的影响

DOI: DOI:10.11889/j.0253-3219.2013.hjs.36.110206, PP. 110206-110206

Keywords: γ射线,辐射,秸秆粉,聚丁二酸丁二醇酯(PBS),复合材料

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Abstract:

采用60Co-r射线对秸秆粉/聚丁二酸丁二醇酯(PBS)复合材料进行了辐射改性，研究了三烯丙基异氰脲酸酯(TAIC)的吸收剂量和辐射敏化剂含量对秸秆粉/PBS复合材料力学性能和热学性能的影响，并用扫描电镜(SEM)观察了秸秆粉/PBS复合材料在辐射改性前后的冲击断面。结果表明，当TAIC含量为2%时，秸秆粉/PBS复合材料经30kGy剂量辐射后，其拉伸强度和弯曲强度分别提高了25%和39.8%；辐射对秸秆粉/PBS复合材料的热稳定性能的影响不明显；辐射增强了秸秆粉和PBS之间的界面粘结性。

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