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author:

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

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Abstract:

采用铝型材厂污泥和碱式碳酸镁为主要原料合成镁铝尖晶石.从热力学角度探讨了镁铝尖晶石生成的条件.采用X射线衍射及相关软件探讨了不同原料配比对合成产物的影响,并对得到的镁铝尖晶石进行了结构和性能表征.结果表明:各样品中镁铝尖晶石均以固溶体形式(Mg0.68Al0.32)(Al0.84Mg0.16)2O4存在;其晶胞参数变化很小;当MgO与Al2O3的摩尔比为137时,镁铝尖晶石含量达到最高,为93%(质量分数),其吸水率为0.31%,显气孔率为0.95%,体积密度为3.6l g/cm3,抗折强度为89.04MPa.

Keyword:

晶体结构 碳酸镁 铝型材厂污泥 镁铝尖晶石

Community:

  • [ 1 ] [于岩]福州大学
  • [ 2 ] [阮玉忠]福州大学
  • [ 3 ] [吴任平]福州大学

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Source :

硅酸盐学报

ISSN: 0454-5648

CN: 11-2310/TQ

Year: 2008

Issue: 2

Volume: 36

Page: 233-236

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 8

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