New advances in the carbonation of aluminous cement. Alkaline hydrolisis

Authors

  • L. Fernández-Carrasco Instituto de Ciencias de la Construcción Eduardo Torroja (CSIC)
  • F. Puertas Instituto de Ciencias de la Construcción Eduardo Torroja (CSIC)
  • M. T. Blanco-Varela Instituto de Ciencias de la Construcción Eduardo Torroja (CSIC)
  • T. Vázquez Instituto de Ciencias de la Construcción Eduardo Torroja (CSIC)

DOI:

https://doi.org/10.3989/mc.1999.v49.i253.457

Abstract


The carbonation process of aluminous cement in presence of high alkali content is studied. In this work, the formation of a compound which formula is close to K4Al6(CO3)11-x(OH)2x(H2O)y is shown for the studies samples. The aluminous cement carbonation in alkali presence take place, at least, in two stages. In a first stage the aluminium and potassium carbonate hydrate joint to CaCO3 is formed. Later, that aluminium potassium carbonate hydrate is developed toward the aluminium hydroxide formation.

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Published

1999-03-30

How to Cite

Fernández-Carrasco, L., Puertas, F., Blanco-Varela, M. T., & Vázquez, T. (1999). New advances in the carbonation of aluminous cement. Alkaline hydrolisis. Materiales De Construcción, 49(253), 47–55. https://doi.org/10.3989/mc.1999.v49.i253.457

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Section

Research Articles

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