| 竹原纤维/可生物降解塑料复合材料的性能研究 |
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| 引用本文： | 谢宝君,涂治勇,叶心亮,潘志祥,罗颖,董先明. 竹原纤维/可生物降解塑料复合材料的性能研究[J]. 塑料工业, 2011, 39(9) |
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| 作者姓名： | 谢宝君 涂治勇 叶心亮 潘志祥 罗颖 董先明 |
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| 作者单位： | 华南农业大学理学院应用化学系/生物材料研究所,广东广州,510642 |
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| 基金项目： | 广东省科技计划项目(2008B020300006); 华南农业大学“211工程”三期重点资助项目(2009B010100001); 国家自然科学基金(51003034) |
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| 摘 要： | 通过热压成型制备了竹原纤维增强可生物降解塑料复合材料,研究了材料的力学性能、热稳定性、断裂面的微观结构等,以及复合材料的微生物降解性能。研究结果表明,复合材料的拉伸强度和弯曲强度随竹原纤维含量增加而增加,当竹原纤维质量分数为16.67%时,复合材料的拉伸强度和弯曲强度较纯可降解塑料分别增加46.9%和93.1%,但断裂伸长率和冲击强度随着竹原纤维含量增加而降低。复合材料的热稳定性比纯可降解塑料和竹原纤维更好。在土壤微生物的作用下,复合材料在20 d时间的降解率可达19.4%。
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| 关 键 词： | 竹原纤维 可生物降解塑料 复合材料 力学性能 |
Study on Properties of Bamboo Fiber/Biodegradable Plastics Composites |
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| XIE Bao-jun,TU Zhi-yong,YE Xin-liang,PAN Zhi-xiang,LUO Ying,DONG Xian-ming. Study on Properties of Bamboo Fiber/Biodegradable Plastics Composites[J]. China Plastics Industry, 2011, 39(9) |
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| Authors: | XIE Bao-jun TU Zhi-yong YE Xin-liang PAN Zhi-xiang LUO Ying DONG Xian-ming |
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| Affiliation: | XIE Bao-jun,TU Zhi-yong,YE Xin-liang,PAN Zhi-xiang,LUO Ying,DONG Xian-ming(Department of Applied Chemistry,Biomaterial Institute,College of Sciences,South China Agricultural University,Guangzhou 510642,China) |
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| Abstract: | The bamboo fiber/biodegradable plastics composites were fabricated by using hot press process.The mechanical properties,thermostability,microscopic structure and microbial degradation property of the composites were studied.The results indicated that the tensile strength and bending strength increased with bamboo fiber content.Compared to pure degradable plastics,as the bamboo fiber content was 16.67%,the tensile strength and bending strength of the composites increased by 46.9% and 93.1%,respectively.But t... |
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| Keywords: | Bamboo Fiber Biodegradable Plastics Composite Mechanical Property |
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