Alkali-activated fly ash-based geopolymers with zeolite or bentonite as additives

Cement and Concrete Composites

Volumn 31, Issue 10, 2009, Pages 762-768

  Hu, Mingyu ^a   Zhu, Xiaomin ^a   Long, Fumei ^a  

^a NANCHANG UNIVERSITY   (China)

Author keywords

Alkali activation; Fly ash; Geopolymer; Zeolite

Indexed keywords

ACTIVATED FLY ASH; ALKALI-ACTIVATION; CONCENTRATION OF; GEOPOLYMER; GEOPOLYMERIZATION; GEOPOLYMERS; MIX PROPORTIONS; NAOH SOLUTIONS; ORTHOGONAL ARRAY; SEM-EDX; STARTING MATERIALS; SULFATE RESISTANCE; TESTING PROTOCOLS; ZEOLITIC STRUCTURE;

ADDITIVES; BENTONITE; CHEMICAL ACTIVATION; FLY ASH; INFRARED SPECTROSCOPY; SPECTROSCOPIC ANALYSIS; SYNTHESIS (CHEMICAL); ZEOLITES;

INORGANIC POLYMERS;

EID: 70349798690     PISSN: 09589465     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cemconcomp.2009.07.006     Document Type: Article

References (12)

1. Van Jaarsveld J.G.S., Van Deventer J.S.J., and Schwartzman A. The potential use of geopolymeric materials to immobilize toxic metals: part II. Material and leaching characteristics. Mater Eng 12 (1999) 75-91
2. Bakharev T. Resistance of geopolymer materials to acid attack. Cem Concr Res 35 (2005) 658-670
3. Bakharev T. Durability of geopolymer materials in sodium and magnesium sulfate solutions. Cem Concr Res 35 (2005) 1233-1246
4. Swanepoel J.C., and Strydom C.A. Utilisation of fly ash in a geopolymeric material. Appl Geochem 17 (2002) 1143-1148
5. Van Jaarsveld J.G.S., and van Deventer J.S.J. The effect of composition and temperature on the properties of fly ash- and kaolinnite-based geopolymers. Chem Eng J 89 (2002) 63-73
6. Andini S., Cioffi R., Colangelo F., Grieco T., Montagnaro F., and Santoro L. Coal fly ash as raw material for the manufacture of geopolymer-based products. Waste Manag 28 (2008) 416-423
7. Van Jaarsveld J.G.S., and Van Deventer J.S.J. The characterization of source materials in fly ash-based geopolymers. Mater Lett 57 (2003) 1272-1280
8. Temuujin J., van Riessen A., and Williams R. Influence of calcium compounds on the mechanical properties of fly ash geopolymer pastes. J Hazard Mater (2009)
9. Yip C.K., Provis J.L., Lukey G.C., and van Deventer J.S.J. Carbonate mineral addition to metakaolin-based geopolymers. Cem Concr Comp 30 (2008) 979-985
10. Rees C.A., Provis J.L., Lukey G.C., and van Deventer J.S.J. The mechanism of geopolymer gel formation investigated through seeded nucleation. Colloids Surf A: Physicochem Eng Aspects 318 (2008) 97-105
11. Lee W.K.W., and van Deventer J.S.J. Structural reorganization of class F fly ash in alkaline silicate solutions. Colloids Surf A: Physicochem Eng 211 (2002) 49-66
12. Pair J.W., and van Deventer J.S.J. Effect of the silicate activator pH on the microstructural characteristics of waste-based geopolymers. Int J Miner Process 66 (2002) 121-143