Effects of free quartz on mechanical behaviour of kaolinite based geopolymers

Materials Technology

Volumn 26, Issue 2, 2011, Pages 96-99

  Yousefi, E ^a   Majidi, B ^b  

^a SHARIF UNIVERSITY OF TECHNOLOGY   (Iran)

^b UNIVERSITÉ LAVAL   (Canada)

Author keywords

Alkali activated cement; Amorphous material; Compressive strength; Microstructure

Indexed keywords

ALKALI ACTIVATED CEMENTS; CALCINATION TEMPERATURE; CRACK GROWTH; FINE PARTICLES; GEOPOLYMER MATRIX; HIGH HARDNESS; HIGH-CONTENT; KAOLINITE CLAY; MECHANICAL BEHAVIOUR; POSITIVE EFFECTS; QUARTZ PARTICLES;

AMORPHOUS MATERIALS; CALCINATION; CEMENTS; CLAY; GEOPOLYMERS; INORGANIC POLYMERS; KAOLIN; KAOLINITE; MECHANICAL ENGINEERING; MICROSTRUCTURE; QUARTZ; SCANNING ELECTRON MICROSCOPY;

COMPRESSIVE STRENGTH;

EID: 79955082227     PISSN: 10667857     EISSN: None     Source Type: Journal    
DOI: 10.1179/175355510X12881754762737     Document Type: Article

References (20)

1. J. Davidovits: 'Geopolymers: inorganic polymeric new materials', J. Therm. Anal., 1991, 37, 1633-1656.
2. B. Majidi: 'Geopolymer technology, from fundamentals to advanced applications: a review', Mater. Technol., 2009, 24, (2), 79-87(9).
3. R. Cioffi, L. Maffucci and L. Santoro: 'Optimization of geopolymer synthesis by calcination and polycondensation of a kaolinitic residue', Resour. Conserv. Recycl., 40, 27-38.
4. V. F. F. Barbosa, K. J. D. MacKenzie and C. Thaumaturgo: 'Synthesis and characterization of materials based on inorganic polymers of alumina and silica: polysialate polymers', Int. J. Inorg. Mater., 2000, 2, 309-317.
5. J. G. S. van Jaarsveld, J. S. J. van Deventer and A. Schwartzman: Miner. Eng., 1999, 12, 75.
6. F. F. B. Valeria, J. D. M. Kenneth and T. Clelio: 'Synthesis and characterization of materials based on inorganic polymers of alumina and silica: sodium polysialate polymers', Int. J. Inorg. Mater., 2000, 2, 309-17.
7. H. Xu, J. S. J. van Deventer and G. C. Lukey: 'Effect of alkali metals on the preferential geopolymerisation of stilbite/kaolinite mixtures', Ind. Eng. Chem. Res., 1999, 38, 3932-3941.
8. H. Xu and J. S. J. van Deventer: 'Microstructural characterization geopolymers synthesized from kaolinite/stilbite mixtures using XRD, MAS-NMR, SEM/EDX, TEM/EDX and HREM', Cem. Concr. Res., 2002, 32, 1705-1716.
9. J. G. S. van Jaarsveld, J. S. J. van Deventer and G. C. Lukey: 'The effect of composition and temperature on the properties of fly ashand kaolinite-based geopolymers', Chem. Eng. J., 2002, 89, 63-73. (Pubitemid 35371993)
10. R. Cioffi, L. Maffucci and L. Santoro: 'Optimization of geopolymer synthesis by calcination and polycondensation of a kaolinitic residue', Resour. Conserv. Recycl., 2003, 40, 27-38. (Pubitemid 38019028)
11. Ch. Kaps and A. Buchwald: 'Property controlling influences on the generation of geopolymeric binders based on clay', Proc. Int. Conf. Geopolymer 2002, Melbourne, Vic., Australia, October 2002, Geopolymer Institute, 1-12.
12. M. Schmucker and K. J. D. MacKenzie: 'Microstructure of sodium polysialate siloxo geopolymer', Ceram. Int., 2005, 31, 433-437. (Pubitemid 40120624)
13. H. Rahier, B. Wullart and B. van Mele: 'Influence of the degree of dehydroxylation on the properties of aluminosilicate glasses', J. Therm. Anal., 2000, 62, 417-427. (Pubitemid 32871417)
14. M. L. Granizo, M. T. Blanco-Varela and A. Palomo: 'Influence of the starting kaolin on alkali-activated materials based on metakaolin. Study of the reaction parameters by isothermal conduction calorimetry', J. Mater. Sci., 2000, 35, 6309-6315. (Pubitemid 32076457)
15. K. J. D. MacKenzie, I. W. M. Brown, R. H. Meinhold and M. E. Bowden: 'Outstanding problems in the kaolinite-mullite reaction sequence investigated by 29Si and 27Al solid-state nuclear magnetic resonance. Part I: metakaolinite', J. Am. Ceram. Soc., 1985, 68, 293-297. (Pubitemid 15531264)
16. J. Sanz, A. Madani, J. M. Serratosa, J. S. Moya and S. Aza: 'Aluminum-27 and silicon-29 magic-angle spinning nuclear magnetic resonance study of the kaolinite-mullite transformation', J. Am. Ceram. Soc., 1988, 71, C418-C421.
17. M. R. Wang, D. C. Jia, P. G. He and Y. Zhou: 'Influence of calcination temperature of kaolin on the structure and properties of final geopolymer', Mater. Lett., 2010, 64, 2551-2554.
18. M. L. Granizo, M. T. Blanco-Varela and S. Martinez-Ramirez: 'Alkali activation of metakaolins: parameters affecting mechanical, structural and microstructural properties'. J. Mater. Sci., 2007, 42, 2934-2943. (Pubitemid 46738209)
19. H. Wang, H. Li and F. Yan: 'Synthesis and mechanical properties of metakaolinite-based geopolymer', Colloids Surf. A, 2005, 268A, 1-6. (Pubitemid 41454857)
20. P. S. Singh, T. Bastow and M. Trigg: 'Outstanding problems posed by nonpolymeric particulates in the synthesis of a well-structured geopolymeric material', Cem. Concr. Res., 2004, 34, 1943-1947.