| 高填料、超厚防辐射屏蔽材料的研制 |
| |
| 引用本文： | 贺鹏;郭振涛;张龙;李铁军;康兴川;郑金美;李淑凤. 高填料、超厚防辐射屏蔽材料的研制[J]. 中国塑料, 2011, 25(4): 65-68. DOI: 10.19491/j.issn.1001-9278.2011.04.015 |
| |
| 作者姓名： | 贺鹏 郭振涛 张龙 李铁军 康兴川 郑金美 李淑凤 |
| |
| 作者单位： | 北京富迪创业科技有限公司 |
| |
| 摘 要： | 以富氢聚乙烯为基材，通过加入高填充量的中子吸收剂--硼化合物来制备高填料、超厚防辐射屏蔽材料。研究了聚乙烯熔体流动速率、碳化硼及氧化钆含量对防辐射屏蔽材料力学性能和屏蔽性能的影响，并探讨不同成型工艺对材料性表观性能的影响。结果表明，选用高熔体流动速率的高压低密度聚乙烯粉料及同等粒径的硼化合物作为填料，通过工艺条件设置和模具改进，能够制备出力学性能优异、内外观质量俱佳的高填料、超厚防辐射屏蔽材料，其中子屏蔽（削弱）系数大于6，伽玛屏蔽（削弱）系数大于8。
|
| 关 键 词： | 填料 厚度 防辐射 屏蔽材料 富氢聚乙烯 |
| 收稿时间： | 2010-11-23 |
Study on Highly-filled and Over-thickness Radiation Protection Materials |
| |
| HE Peng,GUO Zhentao,ZHANG Long,LI Tiejun,KANG Xingchuan,ZHENG Jinmei,LI Shufeng. Study on Highly-filled and Over-thickness Radiation Protection Materials[J]. China Plastics, 2011, 25(4): 65-68. DOI: 10.19491/j.issn.1001-9278.2011.04.015 |
| |
| Authors: | HE Peng GUO Zhentao ZHANG Long LI Tiejun KANG Xingchuan ZHENG Jinmei LI Shufeng |
| |
| Affiliation: | HE Peng1,GUO Zhentao2,ZHANG Long2,LI Tiejun2,KANG Xingchuan2,ZHENG Jinmei2,LI Shufeng2(1.PLA Military Representative Office of Naval Equipment in Beijing,Beijing 100176,China,2.Beijing FUDI Science & Technology Co,Ltd,Beijing 100012,China) |
| |
| Abstract: | Based on rich hydrogen polyethylene with highly-filled neutron absorber boron compound,highly-filled and over-thickness radiation protection materials were prepared.The effects of melt flow rate of polyethylene and content of B4C and GdO on mechanical properties and shielding properties were studied.The effects of different molding process on the material characteristics were discussed.It showed that using powder of low density polyethylene with high melt flow rate and boron compound with a proper particle ... |
| |
| Keywords: | filler thickness radiation protection shielding material hydrogen rich polyethylene |
| 本文献已被 CNKI 等数据库收录！ |
| 点击此处可从《中国塑料》浏览原始摘要信息 |
|
点击此处可从《中国塑料》下载全文 |
|
