Hydration of iron-phosphorus doped dicalcium silicate phase

被引:29
作者
Benarchid, MY
Diouri, A
Boukhari, A
Aride, J
Elkhadiri, I
机构
[1] Univ Aix Marseille 3, CNRS, FST St Jerome, Lab TECSEN,UMR 6122, F-13397 Marseille, France
[2] Fac Sci Rabat, LAF 501, Lab Chim Solide Appliquee, Rabat 10000, Morocco
[3] ENS Takaddoum, LAF 502, Lab Phys Chim mat, Rabat 10000, Morocco
关键词
inorganic compounds; chemical synthesis; electron microscopy (SEM); microstructure;
D O I
10.1016/j.matchemphys.2005.04.047
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The effect of iron and phosphorus addition on the formation and the hydration of dicalcium silicate Ca2SiO4 has been investigated. Synthesized solid solutions were analysed by X-ray diffraction, infrared spectroscopy and scanning electron microscopy. The hydraulic reactivity of synthesized powders was followed by means of isothermal conduction microcalorimetry. The results showed that the beta, alpha' and alpha-Ca2SiO4 formation with Fe and P additions less than 9.50 wt.% Fe2O3 and 8.45 wt.% P2O5. The solid solution of a' polymorph exhibited an early hydration higher than that in P modification. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:190 / 194
页数:5
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