纳米改性高密度聚乙烯网箱框架材料的制备与性能研究

来源 :2013水产科技论坛 | 被引量 : 0次 | 上传用户：WXH6165559

【摘要】

：

　　采用熔融共混的方法制备了高密度聚乙烯(HDPE)/硫酸钡(BaSO4)纳米改性网箱框架材料.扫描电镜照片显示纳米硫酸钡(nano-BaSO4)在HDPE中分散良好，且nano-BaSO4含量≤1wt％时，纳

【作者】

：

陈晓蕾王鲁民黄洪亮石建高张勋王磊闵明华

【机构】

：

中国水产科学研究院东海水产研究所,农业部东海与远洋渔业资源开发利用重点实验室,上海200090

【出处】

：

2013水产科技论坛

【发表日期】

：

2013年9期

【关键词】

：

高密度聚乙烯纳米硫酸钡力学性能热性能

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论文部分内容阅读

　　采用熔融共混的方法制备了高密度聚乙烯(HDPE)/硫酸钡(BaSO4)纳米改性网箱框架材料.扫描电镜照片显示纳米硫酸钡(nano-BaSO4)在HDPE中分散良好，且nano-BaSO4含量≤1wt％时，纳米粒子与基体界面结合优良.力学性能测试显示，添加纳米粒子同时提高了HDPE的拉伸强度和冲击强度.DSC测试结果显示：由于纳米BaSO4的异相成核作用使HDPE的结晶度增加，有利于材料成型的尺寸稳定性.热重测试和热老化试验结果显示，本论文中的热老化实验有助于提高HDPE的结晶度；一定量nano-BaSO4的加入，有利于提高HDPE的耐老化性能、热性能和热氧性能.

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纳米改性高密度聚乙烯网箱框架材料的制备与性能研究

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