Preparation of ultrafine α-Al2O3 powders by catalytic sintering of ammonium aluminum carbonate hydroxide at low temperature

Journal of Central South University of Technology (English Edition)

Volumn 13, Issue 4, 2006, Pages 367-372

  Xiao, Jin ^a   Deng, Hua ^a   Wan, Ye ^a   Li, Jie ^a   Liu, Ye Xiang ^a  

^a CENTRAL SOUTH UNIVERSITY   (China)

Author keywords

Al2O3; Agglomeration; Ammonium aluminum carbonate hydroxide; Phase transformation temperature

Indexed keywords

AMMONIUM ALUMINUM CARBONATE HYDROXIDE; AMMONIUM NITRATE; MULTIPLEX CATALYST; PHASE TRANSFORMATION TEMPERATURE;

AGGLOMERATION; ALUMINA; CARBONATES; CATALYSTS; MIXTURES; NITRATES; PARTICLES (PARTICULATE MATTER); PHASE TRANSITIONS; SINTERING; TEMPERATURE;

POWDERS;

EID: 33750208792     PISSN: 10059784     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11771-006-0050-4     Document Type: Article

References (15)

1. ZHANG Mei-ge. Development of the methods to make the high purity alumina[J]. Functional Material, 1993, 24(2): 187-191. (in Chinese)
2. WU Zhi-hong. Preparation of nanoparticle alumina and its application in catalysis[J]. Industrial Catalysis, 2004, 12(2): 35-39. (in Chinese)
3. ZHANG Ai-fei, LIU Ji-ping. A new precipitation method for the preparation of alumina nanopowders[J]. Inorganic Chemicals Industry, 2003, 35(2): 27-28. (in Chinese)
4. 3[J]. Journal of the Chinese Ceramic Society, 2000, 28(3): 268-271. (in Chinese)
5. Morinaga K, Torikai T, Nakagawa K, et al. Fabrication of fine α-alumina powder by thermal decomposition of ammonium alumina carbonate hydroxide (AACH)[J]. Acta Mater, 2000, 48(18-19): 4735-4741.
6. Levin I, Brandon D. Metastable alumina polymorphs: crystal structures and transition sequences[J]. J Am Ceram Soc, 1998, 81(8): 1995-2012.
7. WU Yu-cheng, SONG Zhen-ya, YANG Ye, et al. Mechanism and control of α-phase transformation of alumina[J]. Chinese Journal of Rare Metals, 2004, 28(6): 1043-1048. (in Chinese)
8. Dynys F W, Halloran J W. Alpha alumina formation in alum-derived gamma alumina[J]. J Am Ceram Soc, 1982, 65(9): 442-448.
9. 3[J]. J Am Ceram Soc, 1999, 82(4): 825-832.
10. 3 powder by the sol-gel process[J]. J Mater Sci, 1996, 31(20): 5321-5325.
11. 3 powder by thermal decomposition of AACH at low temperature[J]. The Chinese Journal of Process Engineering, 2002, 2(4): 325-329. (in Chinese)
12. Kumagai M, Messing G. Controlled transformation and sintering of a boehmite sol-gel by α-alumina seeding[J]. J Am Ceram Soc, 1985, 68(9): 500-505.
13. ZENG Wen-ming, CHEN Nian-yi, GUI Lin-hua, et al. Synthesis of nanopowers using inorganic salt and its physical chemistry[J]. Journal of Inorganic Materials, 1998, 13(6): 887-892. (in Chinese)
14. Yen F S, Wen H L, Hsu Y T. Crystallite size growth and the derived dilatometric effect during θ-to α-phase transformation on nano-sized alumina powders[J]. J Crystal Growth, 2001, 233(4): 761-773.
15. Rajendran S. Production of ultrafine alumina powder and fabrication of fine grained strong ceramics[J]. J Mater Sci, 1994, 29(21): 5664-5672.