| 表面活性剂辅助水热法合成纳米四方相氧化锆 |
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| 引用本文： | 郭进武,李欣,张军,彭伟涛,郭彦辉,宋帮才.表面活性剂辅助水热法合成纳米四方相氧化锆[J].河南科技大学学报(自然科学版),2011,32(6):7-10,4,5. |
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| 作者姓名： | 郭进武 李欣 张军 彭伟涛 郭彦辉 宋帮才 |
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| 作者单位： | 河南科技大学化工与制药学院,河南,洛阳,471003 |
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| 基金项目： | 国家自然科学基金项目，河南省科技攻关基金项目，洛阳市矿产资源化工重点实验室建设项目 |
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| 摘 要： | 以氯氧化锆和氨水为原料,十六烷基三甲基溴化铵做模板剂,在水热条件下制备纳米级四方相二氧化锆。由TG-DTA综合热分析,推断了氯氧化锆的热分解机理;通过X射线粉末衍射、透射电子显微镜对二氧化锆晶体的晶相组成、形貌及大小分别进行了表征。结果表明:借助十六烷基三甲基溴化铵的模控作用,经过250℃下18 h的水热处理即可制得结晶度较好,平均粒径20 nm,无明显团聚且以四方相为主的二氧化锆粉体。
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| 关 键 词： | 二氧化锆 四方相 水热处理 十六烷基三甲基溴化铵 |
CTAB-assisted Hydrothermal Synthesis of Nano-sized Tetragonal Phase Zirconium Dioxide |
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| GUO Jin-Wu,LI Xin,ZHANG Jun,PENG Wei-Tao,GUO Yan-Hui,SONG Bang-Cai.CTAB-assisted Hydrothermal Synthesis of Nano-sized Tetragonal Phase Zirconium Dioxide[J].Journal of Henan University of Science & Technology:Natural Science,2011,32(6):7-10,4,5. |
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| Authors: | GUO Jin-Wu LI Xin ZHANG Jun PENG Wei-Tao GUO Yan-Hui SONG Bang-Cai |
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| Institution: | GUO Jin-Wu,LI Xin,ZHANG Jun,PENG Wei-Tao,GUO Yan-Hui,SONG Bang-Cai (Chemical Engineering & Pharmaceutics School,Henan University of Science & Technology,Luoyang 471003,China) |
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| Abstract: | Nano-sized zirconium dioxide was synthesized by hydrothermal treatment,using cetyltrimethylammonium bromide(CTAB) as template,zirconium oxychloride and ammonia as raw materials.The decomposition mechanism of zirconium oxychloride was analyzed by thermo analysis.The phases,morphology and size of obtained products were characterized by X-ray diffraction,transmission electronic microscopy.The results show that tetragonal-phase zirconium dioxide with good crystallinity,average particle diameter of 20 nm and no ... |
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| Keywords: | Zirconium dioxide Tetragonal phase Hydrothermal treatment CTAB |
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