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author:

于岩 (于岩.) [1] | 阮玉忠 (阮玉忠.) [2] | 吴任平 (吴任平.) [3]

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CQVIP PKU CSCD

Abstract:

用铝型材厂污泥和碱式碳酸镁[(MgCO3)4·Mg(OH)2·5H2O]为主要原料合成镁铝尖晶石(MgAl2O4),探讨氧化钛(TiO2)矿化剂对合成的MgAl2O4晶相结构、晶胞参数及微观形貌的影响。用X射线衍射,扫描电镜及相关分析软件,如:Philips plus,Rietveld quantification等表征得到的MgAl2O4。结果表明:当TiO2添加的质量分数(下同)低于2%M,MgAl2O4的相对含量及晶格参数随TiO2的增加而增加,TiO2的最佳添加量确定为2%,此时,生成的MgAl2O4相对含量达到92%,TiO2可与MgAl2O4形成固溶体,固溶量约为2%。TiO2添加超过2%则会形成含钛化合物。

Keyword:

二氧化钛矿化剂 固溶体 晶相结构 镁铝尖晶石

Community:

  • [ 1 ] 福州大学材料学院,福州350002

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Source :

硅酸盐学报

ISSN: 0454-5648

Year: 2007

Issue: 3

Volume: 35

Page: 385-388

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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