| 再结晶法制备高纯超细Al2O3粉的研究 |
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| 引用本文： | 邱志光,叶尤楠.再结晶法制备高纯超细Al2O3粉的研究[J].现代技术陶瓷,1995,16(2):30-34. |
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| 作者姓名： | 邱志光 叶尤楠 |
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| 作者单位： | 北京工业大学
(邱志光，叶尤楠，蔡宇佳)，北京工业大学(韩敏) |
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| 摘 要： | 本文介绍了用一种再结晶技术制造高炖、超细Al_2O_3粉体的新方法。 将硫酸铝铵溶液(AA)滴入碳酸氢铵溶液(AHC),经过反应合成一种新的含铝化合物,碳酸氢铝铵(AACH),然后在高温下煅烧,生成超细Al_2O_3粉体。另外还采用了X射线,红外光谱,DTA,以及TEM等手段,研究了反应温度、浓度、PH值和老化条件等对生成物AACH和Al_2O_3的影响。
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| 关 键 词： | 氧化铝 超细粉体 高纯粉体 再结晶 碳酸氢铝铵 |
Research on Recrystallization Technics of Manufacture AI_2O_3 Super Powder,with High Purity |
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| Qiu Zhiguang Ye Younan Cai Yujia Han Min.Research on Recrystallization Technics of Manufacture AI_2O_3 Super Powder,with High Purity[J].Advanced Ceramics,1995,16(2):30-34. |
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| Authors: | Qiu Zhiguang Ye Younan Cai Yujia Han Min |
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| Affiliation: | Beijing Polytechnic University |
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| Abstract: | This paper introduces new recrystallization technics of manufacture Al2O3 super Powder,with high purity.A new aluminum compound NH4AlO(OH)HCO3(AACH) ,was synthesized by adding an ammonium aluminum sulfate(AA) solution to an ammonium hydrogen carbonate (AHC) solution, Then fire AACH at high temperature for the formation of the Al2O3.The another also research on Temperature concentration aging etc. have what effects on the reaction products by X-ray diffraction, infrared spectroscopy, DTA, TEM and chemical analysis. |
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| Keywords: | Recrystallization NH4AlO(OH)HCO3 Alumina High purity super fine powder |
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