Surface area, crystal morphology and characterization of transition alumina powders from a new gibbsite precursor

Materials Research

Volumn 10, Issue 2, 2007, Pages 183-189

  Vieira Coelho, Antonio Carlos ^a   de Souza Santos, Helena ^a   Kiyohara, Pedro Kuniiko ^a   Marcos, Kelly Nanci Pinto ^a   de Souza Santos, Pérsio ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Active aluminas; Alpha alumina; Gibbsite; Transition aluminas

Indexed keywords

CRYSTALLIZATION; FIRING (OF MATERIALS); MICROCRYSTALS; MORPHOLOGY;

ACTIVE ALUMINAS; ALPHA-ALUMINA; GIBBSITE; TRANSITION ALUMINAS;

ALUMINA;

EID: 35148867505     PISSN: 15161439     EISSN: None     Source Type: Journal    
DOI: 10.1590/S1516-14392007000200015     Document Type: Article

References (30)

1. Mackenzie RC, Meldau R. Die morphologie feinteilförmige oxid und hydroxide des eisens. aluminiums und mangan. Staub. 1967; 27(5):226-233.
2. Mackenzie RC, Follet EA, Meldau R. The oxides of iron, aluminium and manganese. In: Gard J, editor. Electron optical studies of clays. London: Mineralogical Society; 1975. p. 315-350.
3. 2+ interaction with microcrystalline gibbsite: evidence for oriented chemisorbed copper ions. Clays and Clay Minerals. 1984; 32 (1):12-18.
4. Gastuche M C, Herbillon A. Etude des gels d'alumine: cristallization en millieu désionisé. Bulletin de la Société Chimique de France. 1962; 5:1404-1412.
5. Hsu PH. Aluminum hydroxides and oxyhydroxides. In: Dixon J B, Weed SB, editors. Minerals in Soil Environments, 2nd ed. Soil Science Society of America, Madison, USA; 1989. p. 331-378.
6. Schoen R, Robeson C E. Structures of aluminum hydroxide and geochemical implication. American Mineralogist. 1970; 55(1-2):43-77.
7. MacZura G, Goodboy KP, Koenig JJ. Aluminum oxides, In: Kirk-Othmer's Encyclopedia of Chemical Technology, 3rd ed. Wiley, New York. 1980; 1:p.221-243.
8. Misra C. Industrial alumina chemicals. American Chemical Society Monograph 184, Washington D.C. 1986. p. 46.
9. Hudson L K, Misra C, Wefers K. Aluminum oxides. In: Ulmann's Encyclopedia on Industrial Chemistry, 5th ed. V C H-Verlaggesellschaft, Weinheim. 1985; A1: p. 588-629.
10. Sweegers C, Coninck HC, Meekes H, Enckevort WJP, Hiralal IDK, Rijkeboer A. Morphology, evolution and other characteristics of gibbsite crystals grown from pure and impure aqueous sodium aluminate solutions. Journal of Crystal Growth. 2001; 233(3):567-582.
11. Adamo P, Pigna M, Vingiani S, Violante A. A peculiar morphology of gibbsite and nordstrandite c-crystalized in the presence of atrate in a strongly alkaline environment. Clays and Clay Minerals. 2003; 51(3):350-353.
12. Tezaki K. Scanning electron microscopic study of formation of gibbsite from plagioclase. Papers of The Institute for Thermal Spring Research; Okayama: Okayama University, 1976. 45:11-24.
13. Souza Santos P, Campos T W, Souza Santos P, Kiyohara P K. Thermal phase sequences in gibbsite/kaolinite clay: electron microscopy studies. Ceramics International. 2005; 31(8):1077-1084.
14. Souza Santos H, Kiyohara PK, Vieira Coelho A C, Souza Santos P. Estudo por microscopia eletrônica das transformações durante a queima de argilas altamente aluminosas brasileiras. Cerâmica. 2006; 52(322):125-137.
15. Brown JF, Clark D, Elliott WW. The thermal decomposition of the alumina trihydrate gibbsite. Journal of The Chemical Society. (London). 1953 January; 84-88.
16. Brindley GW. Crystallographic aspects of some decomposition and recrystallization reactions. In: Mackenzie R C, editor. Progress in Ceramic Science vol.3. Pergamon Press, Oxford, UK; 1963. p.3-55.
17. Wefers K, Bell G M. Oxides and hydroxides of aluminum. Alcoa Technical Paper 12, Aluminum Company of America, Pennsylvania. 1972; p. 40-44.
18. Wefers K, Misra C. Oxides and hydroxides of aluminum. Alcoa Technical Paper 19, Revised, Aluminum Company of America, Pennsylvania. 1987; p. 54-58.
19. Wefers K. Nomenclature, preparation and properties of aluminum oxides, oxidehydroxides and trihydroxides. In: Hart L D, Lense E, editors. Alumina Chemicals. American Ceramic Society, Westerville, Ohio. 1990; p. 13-22.
20. Suzuki S. User die durch elektronenbestrahlung verursachte bberflächenzustandsänderung des hydrargillitkristalls. Kolloid Zeitung. 1953; 133(1):50-51.
21. Pandolfelli VC, Varela JA, Longo E. Alterações das características físicas, morfológicas e reológicas ocorridas na calcinação do hidróxido de alumínio. Cerâmica 1987; 33 (206):89-98.
22. 3 und die umwandlung von bayerit in hydrargillit. Zeitschrift für anorganische und allgemeine Chemie. 1962(5-6); 318:238-256.
23. Antunes MLP, Souza Santos H, Souza Santos P. Characterization of the aluminum hydroxide microcrystals formed in some alcohol-water mixtures. Materials Chemistry and Physics. 2002; 76(3):243-249.
24. + free medium. Journal of Materials Science Letters. 2000; 19(17):1525-1527.
25. Gitzen W H. Alumina as a ceramic material. American Ceramic Society, Columbus, Ohio. 1970. p. 12-22.
26. Oberlander P K. Aluminas for catalysts - Their preparation and properties. In: Leach B E, editor. Applied Industrial Catalysis vol.3. Academic Press, Orlando, USA. 1984. p. 63-112.
27. Levin I, Brandon D. Metastable alumina polymorphs: crystal structures and transition sequences. Journal of The American Ceramic Society. 1998; 81(8):1995-2012.
28. Souza Santos P, Souza Santos H, Toledo S P. Standard transition aluminas: Electron microscopy studies. Materials Research. 2000; 3(4):104-114.
29. Lippens BC, De Boear JH. Studies on pore systems in catalysis. V. The method. Journal of Catalysis. 1965; 4(3):319-323.
30. De Boer JH, Steggerda JJ, Zwietering P. The dehydration of alumina hydrates. III. Formation of the pore system during the dehydration of gibbsite. Proceedings of The Koninklijke Nederlandse Akademie van Wetenschappen. 1956; 859:435-444.