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NOVEL SYNTHESIS OF ULTRAFINE HOURGLASS-SHAPED ALUMINUM HYDROXIDE PARTICLES
作者姓名:Qiuling  Zhou  Ling  Zhang  Chunzhong  Li  Wei  Shao
作者单位:Key Laboratory for Ultrafine Materials of Ministry of Education, School of Materials Science and Engineering, East China University of Science and Technology, Shanghai 200237, P.R. China
基金项目:国家自然科学基金;国家重点基础研究发展计划(973计划)
摘    要:In a novel method for synthesizing ultrafine aluminum hydroxide particles presented in this paper, the morphology and crystal structure of the particles were investigated by TEM, XRD, etc. The process consisted of two steps: chemical precipitation by acid and carbonation. The product has an hourglass or half-hourglass morphology with a narrow size distribution of 150-200 nm. Major endothermal peak of decomposition was found at 270℃ by differential thermal analysis. X-ray diffraction identified the product as bayerite. Those properties were compared with those of alusminum hydroxide prepared by carbonization only.

关 键 词:氢氧化铝  合成  细微微粒物  沙漏形  晶体结构
收稿时间:2005-09-12
修稿时间:2005-09-122006-09-12

NOVEL SYNTHESIS OF ULTRAFINE HOURGLASS-SHAPED ALUMINUM HYDROXIDE PARTICLES
Qiuling Zhou Ling Zhang Chunzhong Li Wei Shao.NOVEL SYNTHESIS OF ULTRAFINE HOURGLASS-SHAPED ALUMINUM HYDROXIDE PARTICLES[J].China Particuology,2006,4(5):254-256.
Authors:Qiuling Zhou  Ling Zhang  Chunzhong Li  Wei Shao
Abstract:
Keywords:aluminum hydroxide  synthesis  ultrafine particles  hourglass-shaped
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