Effect of different superplasticizers and activator combinations on workability and strength of fly ash based geopolymer

Materials and Design

Volumn 57, Issue , 2014, Pages 667-672

  Nematollahi, Behzad ^a   Sanjayan, Jay ^a  

^a SWINBURNE UNIVERSITY OF TECHNOLOGY   (Australia)

Author keywords

Activator; Compressive strength; Fly ash based geopolymer; Mini slump test; Superplasticizer; Workability

Indexed keywords

CEMENTS; COMPRESSIVE STRENGTH; GEOPOLYMERS; INORGANIC POLYMERS; NAPHTHALENE; SODIUM;

ACTIVATED FLY ASH; ACTIVATOR; CLASS F FLY ASHES; GEOPOLYMER; POLYCARBOXYLATES; SODIUM HYDROXIDE SOLUTIONS; SUPERPLASTICIZERS; WORKABILITY;

FLY ASH;

EID: 84893383351     PISSN: 02613069     EISSN: 18734197     Source Type: Journal    
DOI: 10.1016/j.matdes.2014.01.064     Document Type: Article

References (28)

1. Duxson P., Fernández-Jiménez A., Provis J., Lukey G., Palomo A., Van Deventer J. Geopolymer technology: the current state of the art. J Mater Sci 2007, 42(9):2917-2933.
2. Davidovits J. Geopolymers: inorganic polymeric new materials. J Therm Anal 1991, 37(8):1633-1656.
3. Fernández-Jiménez A., Palomo A Composition and microstructure of alkali activated fly ash binder: effect of the activator. Cement and Concrete Research 2005, 35(10):1984-1992.
4. Hardjito D., Wallah S.E., Sumajouw D.M., Rangan B.V. On the development of fly ash-based geopolymer concrete. ACI Mater J Am Concr Inst 2004, 101(6):467-472.
5. Nath P, Sarker PK. "Geopolymer concrete for ambient curing condition", the past, present and future of structural engineering. In: Proceedings of the Australasian Structural Engineering Conference, Perth, Western Australia; July 11-13, 2012.
6. Olivia M., Nikraz H. Properties of fly ash geopolymer concrete designed by Taguchi method. Materials & Design 2012, 36:191-198.
7. Sarker P.K., Haque R., Ramgolam K.V. Fracture behavior of heat cured fly ash based geopolymer concrete. Materials & Design 2013, 44:580-586.
8. Bakharev T. Geopolymeric materials prepared using Class F fly ash and elevated temperature curing. Cem Concr Res 2005, 35(6):1224-1232.
9. Duxson P., Provis J.L., Lukey G.C., Van Deventer J.S. The role of inorganic polymer technology in the development of 'green concrete'. Cem Concr Res 2007, 37(12):1590-1597.
10. Hanehara S., Yamada K. Interaction between cement and chemical admixture from the point of cement hydration, absorption behaviour of admixture, and paste rheology. Cem Concr Res 1999, 29(8):1159-1165.
11. Brooks J., Johari M., Mazloom M. Effect of admixtures on the setting times of high-strength concrete. Cem Concr Compos 2000, 22(4):293-301.
12. Puertas F., Vázquez T. Early hydration cement. Effect of admixtures superplasticizers. Mater de Constr 2001, 51(262):53-61.
13. Chandra S., Björnström J. Influence of cement and superplasticizers type and dosage on the fluidity of cement mortars-Part I. Cem Concr Res 2002, 32(10):1605-1611.
14. Chandra S., Björnström J. Influence of superplasticizer type and dosage on the slump loss of Portland cement mortars-part II. Cem Concr Res 2002, 32(10):1613-1619.
15. Bakharev T., Sanjayan J., Cheng Y.-B. Effect of admixtures on properties of alkali-activated slag concrete. Cem Concr Res 2000, 30(9):1367-1374.
16. Palacios M., Puertas F. Effect of superplasticizer and shrinkage-reducing admixtures on alkali-activated slag pastes and mortars. Cem Concr Res 2005, 35(7):1358-1367.
17. Palacios M., Banfill P.F., Puertas F. Rheology and setting of alkali-activated slag pastes and mortars: effect of organic admixture. ACI Mater J 2008, 105(2).
18. Wang Q., Li L., Wu C.P., Sui Z.T. Research on adaptability of slag-based geopolymer with superplasticizer. Key Eng Mater 2009, 405:129-134.
19. Palacios M., Houst Y.F., Bowen P., Puertas F. Adsorption of superplasticizer admixtures on alkali-activated slag pastes. Cem Concr Res 2009, 39(8):670-677.
20. Puertas F., Palomo A., Fernández-Jiménez A., Izquierdo J., Granizo M. Effect of superplasticisers on the behaviour and properties of alkaline cements. Adv Cem Res 2003, 15(1):23-28.
21. Criado M., Palomo A., Fernández-Jiménez A., Banfill P. Alkali activated fly ash: effect of admixtures on paste rheology. Rheol Acta 2009, 48(4):447-455.
22. Kong D.L., Sanjayan J.G. Effect of elevated temperatures on geopolymer paste, mortar and concrete. Cem Concr Res 2010, 40(2):334-339.
23. Memon F.A., Nuruddin F., Demie S., Shafiq N. Effect of superplasticizer and extra water on workability and compressive strength of self-compacting geopolymer concrete. Res J Appl Sci Eng Technol 2012, 4(5):407-414.
24. Palacios M., Puertas F. stability of superplasticizers and shrinkage reducing- admixtures in highly basic media. Mater de Constr 2004, 54(276):65-86.
25. Okamura H., Ozawa K. Mix design for self-compacting concrete. Concr Lib JSCE 1995, 25(6):107-120.
26. Beaupré D, Mindess S. Rheology of fresh concrete: principles, measurement, and applications. In: Skalny J, Mindess S, editors. Materials science of concrete V. Acers; 1998. p. 149-190.
27. Tattersall G., Banfill P. The rheology of fresh concrete 1983, Pitman Advanced Pub. Program, London.
28. Wallevik J.E. Relationship between the Bingham parameters and slump. Cem Concr Res 2006, 36(7):1214-1221.