Rheology and setting of alkali-activated slag pastes and mortars: Effect if organic admixture

ACI Materials Journal

Volumn 105, Issue 2, 2008, Pages 140-148

  Palacios, Marta ^a   Banfill, Phillip F G ^b   Puertas, Francisca ^a  

^a INSTITUTO DE CIENCIAS DE LA CONSTRUCCIÓN EDUARDO TORROJA   (Spain)

^b HERIOT WATT UNIVERSITY   (United Kingdom)

Author keywords

Alkali activated cement; Cement paste; Mortar; Rheology; Setting; Shrinkage

Indexed keywords

CEMENTS; RHEOLOGY; SILICA; SLAGS; YIELD STRESS;

HERSCHEL-BULKLEY MODEL; ORGANIC ADMIXTURE;

MORTAR;

EID: 42949110783     PISSN: 0889325X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (28)

1. Puertas, F., "Cementos de Escorias Activadas Alcalinamente: Situación Actual y Perspectivas de Futuro," Materiales de Construcción, V. 45, No. 239, 1995, pp. 53-64.
2. Bakharev, T.; Sanjayan, J. G.; and Cheng, Y.-B., "Sulfate Attack on Alkali-Activated Slag Concrete," Cement and Concrete Research, V. 32, 2002, pp. 211-216.
3. Shi, C.; Krivenko, P. V.; and Roy, D., Alkali-Activated Cements and Concretes, Taylor and Francis, London, UK, 2006, 376 pp.
4. Byfors, K.; Klingstedt, G.; Lehtonen, V.; Pyy, H.; and Romben, L., "Durability of Concrete made with Alkali-Activated Slag," Proceedings of the Third International Conference on Fly Ash, Silica Fume, Slag, and Natural Pozzolans in Concrete, SP-114, V. M. Malhotra, ed., American Concrete Institute, Farmington Hills, MI, 1989, pp. 1429-1466.
5. Palacios, M., and Puertas, F., "Effect of Shrinkage-Reducing Admixtures on the Properties of Alkali-Activated Slag Mortars and Pastes," Cement and Concrete Research, V. 37, 2007, pp. 691-702.
6. Palacios, M., "Efecto de Aditivos Orgánicos en las Propiedades de los Cementos y Morteros de Escoria Activada Alcalinamente," PhD thesis, Universidad Autónoma de Madrid, Spain, 2006.
7. Chang, J. J., "A Study on the Setting Characteristics of Sodium Silicate-Activated Slag Pastes," Cement and Concrete Research, V. 33, 2003, pp. 1005-1011.
8. Fernández-Jiménez, A., and Puertas, F., "Effect of Activator Mix on the Hydration and Strength Behavior of Alkali-Activated Slag Cements," Advances in Cement Research, V. 15, 2003, pp. 129-136.
9. Banfill, P. F. G., "Rheology of Fresh Cement and Concrete," Rheology Reviews, 2006, pp. 61-131.
10. Puertas, F.; Alonso, M. M.; and Vázquez, T., "Effect of Polycarboxylate Admixtures on Portland Cement Paste Setting and Rheological Behavior," Materiales de Construcción, V. 55, No. 277, 2005, pp. 61-73.
11. Tattersall, G. H., and Banfill, P. F. G., The Rheology of Fresh Concrete, Pitman Advanced Publishing Program, London, UK, 1983, 356 pp.
12. Banfill, P. F. G., "Rheology of Fresh Mortar. A Review," First International Symposium of Mortar Technology, Florianopolis, Brazil, 2005, pp. 73-82.
13. Papo, A., and Piani, L., "Effect of Various Superplasticizers on the Rheological Properties of Portland Cement Pastes," Cement and Concrete Research, V. 34, 2004, pp. 2097-2101.
14. Flatt, R.; Larosa, D.; and Roussel, N., "Linking Yield Stress Measurements: Spread Test Versus Viskomat," Cement and Concrete Research, V. 36, 2006, pp. 99-109.
15. Qing-Hua, C., and Sarkar, S. L., "A Study of Rheological and Mechanical Properties of Mixed Alkali Activated Slag Pastes," Advanced Cement Based Materials, 1994, pp. 178-184.
16. Puertas, F.; Palomo, A.; Fernández-Jiménez, A.; Izquierdo, J. D.; and Granizo, M. L., "Effect of Activator Mix on the Hydration and Strength Behavior of Alkali-Activated Slag Cements," Advances in Cement Research, V. 15, 2003, pp. 23-28.
17. Spanish Standards, "Methods of Testing Cement. Determination of Strength," UNE-EN 196-1:2005; "Methods of Testing Cement. Determination of Setting Time and Soundness," UNE-EN 196-3:2005; "Composition, Specifications and Conformity Criteria for Common Cements," UNE-EN 197-1:2000," Madrid, Spain.
18. Swift, D. S., and Banfill, P F. G., "Effects of Superplasticizers, Powder Fineness and Solution Electrolyte Content on the Rheology of Model Paste Systems," Proceedings of the Seventh CANMET/ACI International Conference on Superplasticizers and Other Chemical Admixtures in Concrete, SP-217, V. M. Malhotra, ed., American Concrete Institute. Farmington Hills, MI, 2003, pp. 499-512.
19. Tattersall, G. H., "The Rheology of Portland Cement Paste," British Journal of Applied Physics, V. 6, 1955, pp. 165-167.
20. www.schleibmger.com/cmsimple/en/?Rheology_Of_Building_Materials: Viskomat_NT_-_Rheometer_f._Mortar_and_Paste (accessed 11/03/07).
21. Banfill, P. F. G., "Rheological Methods for Assessing the Flow Properties of Mortar and Related Materials," Construction and Building Materials, V. 8, 1994, pp. 43-50.
22. Cheng, D. C.-H., and Evans, F., "Phenomenological Characterisation of the Rheological Behavior of Inelastic Reversible Thixotropic and AntiThixotropic Fluids," British Journal of Applied Physics, V. 16, 1965, pp. 1599-1617.
23. Huanhai, Z.; Xuecuan, W.; Zhongzi, X.; and Minshu, T., "Kinetic Study on Hydration of Alkali-Activated Slag," Cement and Concrete Research, V. 23, 1993, pp. 1253-1258.
24. Fernández-Jiménez, A., and Puertas, F., "Setting of Alkali-Activated Slag Cement, Influence of Activator Nature," Advances in Cement Research, V. 13, 2001, pp. 115-121.
25. Palacios, M., and Puertas, F., "Stability of Superplasticizers and Shrinkage-Reducing Admixtures in High Basic Media," Materiales de Construcción, V. 54, 2004, pp. 65-86.
26. Yilmaz, V. T.; Odabasoglu, M.; Içbudak, H.; and Ölmez, H., "The Degradation of Cement Superplasticizers in a High Alkaline Solution," Cement and Concrete Research, V. 53, 1993, pp. 152-156.
27. Neville, A. M., Properties of Concrete, Wiley, Hoboken, NJ, 1995, 844 pp.
28. Yamada, K.; Takahashi, T.; Hanahara, S.; and Matsuhira, M., "Effects of the Chemical Structure on the Properties of Poly-Carboxylate-Type Super-plasticizer," Cement and Concrete Research, V. 30, 2000, pp. 197-207.