Improved sol gel spinel (MgAl2O4) coatings on graphite for application in carbon containing high alumina castables

Journal of Sol-Gel Science and Technology

Volumn 56, Issue 1, 2010, Pages 66-74

  Mukhopadhyay, S ^a  

^a UNIVERSITY OF CALCUTTA   (India)

Author keywords

Coatings; Graphite; Refractories; Sol gel; Spinel

Indexed keywords

ALUMINA; ALUMINUM OXIDE; ATOMIC FORCE MICROSCOPY; COATINGS; DIFFERENTIAL THERMAL ANALYSIS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; GRAPHITE; OXIDATION RESISTANCE; REFRACTORY MATERIALS; SCANNING ELECTRON MICROSCOPY; SLAGS; SODIUM ALUMINATE; SOL-GEL PROCESS; SOL-GELS; SPECTRUM ANALYSIS; THERMOGRAVIMETRIC ANALYSIS; TOPOGRAPHY; X RAY PHOTOELECTRON SPECTROSCOPY;

ELEMENTAL COMPOSITIONS; EXTENDED THIN FILM; FIELD EMISSION SCANNING ELECTRON MICROSCOPES; HIGH ALUMINA CASTABLES; MAGNESIUM ALUMINATE SPINEL; MICRO-STRUCTURAL CHARACTERISTICS; SPINEL; THERMOGRAVIMETRY ANALYSIS;

MAGNESIUM COMPOUNDS;

EID: 78249279054     PISSN: 09280707     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10971-010-2275-9     Document Type: Article

References (35)

1. Liu X, Zhang S (2008) Low-temperature preparation of titanium carbide coatings on graphite flakes from molten salts. J Am Ceram Soc 91:667-670
2. 2 sol-gel coatings. J Eur Ceram Soc 23:1215-1221
3. 3-MgO-C castables for steel-making ladles: recent developments and improvements. In: 58th Electric furnace conference and 17th process technology conference, pp. 433-442
4. Rigaud M, Palco S, Zhou N (2001) Alumina and magnesia-based castables containing graphite: a comparison. In: Proceedings of UNITECR-01, Nov. 4-7th, Mexico, pp. 336-349 (V.7)
5. De Oliveira IR, Studart AR, eSilva FA Jr, Pandolfelli VC (2000) Stabilization of graphite containing aqueous suspensions. Ceramica 46:186-195
6. Mukhopadhyay S, Dutta S, Ansar SA, Das S, Misra S (2009) Spinel-coated graphite for carbon containing refractory castables. J Am Ceram Soc 92:1895-1900
7. Aegerter MA, Jafelicci M Jr, Souza DF, Zannotto ED (1989) Sol gel science and technology. World Scientific Publishing, Singapore, pp 356-363
8. Brinker CJ, Scherer GW (1990) Sol-gel science: the physics and chemistry of sol-gel processing. Academic Press Inc., San Diego, pp 239-841
9. Rahaman MN (2007) Ceramic processing. CRC Press, Taylor and Francis, USA, pp 13-198
10. Ansar ASK, Bhattacharya S, Dutta S, Ghosh SS, Mukhopadhyay S (2010) Development of mullite and spinel coatings on graphite for improved water-wettability and oxidation resistance. Ceram Int 36:1837-1844
11. 4) for application in spinel bonded castables. Ceram Int 35:381-390
12. Nazar LF, Klein LC (1988) Early stages of alumina sol-gel formation in acidic media: an 27 Al nuclear magnetic resonance spectroscopy investigation. J Am Ceram Soc 71: C85-C87
13. Murugan S, Adak S, Chattopadhyay AK (2009) Development of carbon containing castables for steel ladle applications. In: Paper 078 in proceedings of UNITECR-09, 13-16th October, Salvador, Brazil
14. Primachenko VV, Martynenko VV, Babkina LA, Soloshenko LN (2005) Dry corundum spinel mix for the lining of induction crucible furnace. In: Paper 022, in the proceedings of UNITECR-05, 8-11th November, Orlendo, USA
15. Mukhopadhyay S et al (2002) Easy-to-use mullite and spinel sols as bonding agents in a high alumina based ultra low cement castable. Ceram Int 28:719-729
16. Saraswati V, Rao G V N, Rao G V R (1987) Structural evolution in alumina gel. J Mater Sci 22:2529-2534
17. Kundu D, Manna T, De G (2002) Preparation and characterization of thin optically transparent alumina and Ce-doped alumina. J Sol Gel Sci Technol 23:145-150
18. Zhang Z, Li N (2005) Effect of polymorphism and beneficial effect of γ-Al2O3 for spinel formation. Ceram Int 31:583-589
19. Zhang Z, Pinnavaia TJ (2002) Mesostructured γ-Al2O3 with a lathlike framework morphology. J Am Chem Soc 124:12294-12301
20. Liu X, Truitt RE (1997) DRFT-IR studies of the surface of γ-alumina. J Am Chem Soc 119:9856-9860
21. 4. Mat Res Bull 33:1717-1724
22. Z-Zhen C, Er-Wei S, H-Wei Z, Zhang Y, Li X-Biao, Chao LX, Xiao B (2006) Hydrothermal synthesis of magnesium aluminate platelets. J Am Ceram Soc 89:3635-3637
23. 4) in reducing atmosphere. Mater Chem Phys 78:30-37
24. Ting C-J, Lu H-Y (1999) Defect reactions and the controlling mechanism in the sintering of magnesium aluminate spinel. J Am Ceram Soc 82:841-848
25. 4 thin films for humidity sensing. J Am Ceram Soc 76:743-750 (Pubitemid 23638922)
26. Schlogl R (1994) Graphite-a unique host lattice. In: Muller-Warmuth W, Schollhorn R (eds) Progress in intercalation research. Kluwer, The Netherlands, pp 83-118
27. 3. Inorg Maters 37:360-365
28. Shen J, Hu Y, Shi M, Lu X, Qin C, Li C, Ye M (2009) Fast and facile preparation of graphene oxide and reduced graphene oxide nanoplatelets. Chem Maters 21:3514-3520
29. 4 spinel coating on graphite by a prior oxidation treatment on the graphite surface. J Eur Ceram Soc 28:2011-2017
30. Moreno-Castilla C, Lopez-Ramon MV, Carrasco-Marin F (2000) Changes in surface chemistry of activated carbons by wet oxidation. Carbon 38:1995-2001
31. Moreno-Castilla C, Carrasco-Marin F, Maldonado-Hodar FJ, Rivera-Utrilla J (1998) Effects of non-oxidant and oxidant acid treatments on the surface properties of an activated carbon with very low ash content. Carbon 36:145-151
32. Cerveny S, Barroso-Bujans F, Alegria A, Cohmenero J (2010) Dynamics of water intercalated in graphite oxide. J Phys Chem C 114:2604-2612
33. Lerf A, Buchsteiner A, Pieper J, Schottl S, Dekany I, Szabo T, Boehm HP (2006) Hydration behavior and dynamics of water molecules in graphite oxide. J Phys Chem Solids 67:1106-1110 (Pubitemid 43850504)
34. Banerjee S (1998) Monolithic refractories: a comprehensive handbook. The American Ceramic Society, Westerville, pp 56-61
35. Bronson DA (2004) Corrosion of refractories. In: Schacht CA (ed) Refractories handbook. Marcel Dekker Inc., New York, pp 43-75