Production of micro-crystalline boehmite from hydrothermal processing of Bayer plant alumina tri-hydrate

Powder Technology

Volumn 235, Issue , 2013, Pages 556-562

  Oh, Chi Jung ^a   Yi, Youn Kyu ^b   Kim, Seong Jun ^b   Tran, Tam ^b   Kim, Myong Jun ^b  

^a Korea Alumina Ltd   (South Korea)

^b Chonnam National University   (South Korea)

Author keywords

Alumina trihydrate; Boehmite; Hydrothermal leaching; Microcrystalline

Indexed keywords

BAYER ALUMINA; BOEHMITE; GIBBSITES; HEXAGONAL CRYSTALS; HYDROTHERMAL PROCESSING; HYDROTHERMAL TREATMENTS; MEAN PARTICLE SIZE; MICROCRYSTALLINE; NEW PRODUCT; REACTION PRESSURE;

ALUMINA; HYDRATED ALUMINA; HYDRATES; LEACHING; PARTICLE SIZE; SODIUM;

CRYSTALLINE MATERIALS;

ALUMINUM HYDROXIDE; ALUMINUM OXIDE; IRON OXIDE; SODIUM DERIVATIVE; SODIUM OXIDE; UNCLASSIFIED DRUG; WATER;

ARTICLE; CHEMICAL COMPOSITION; COLOR; CONTROLLED STUDY; CRYSTAL STRUCTURE; PARTICLE SIZE; PRESSURE; PURIFICATION; REACTION PRESSURE; REACTION TIME; SYNTHESIS; TEMPERATURE;

EID: 84871510985     PISSN: 00325910     EISSN: 1873328X     Source Type: Journal    
DOI: 10.1016/j.powtec.2012.10.041     Document Type: Article

References (25)

1. Islam M.A., Chu C.M., Ravindra P., Chan E.S. Rheology and gelling behavior of boemite sols. Journal of Applied Sciences 2011, 11:2327-2333.
2. Liu Q.A., Wang A.Q., Wang X.H., Gao P., Wang X.D., Zhang T. Synthesis, characterization and catalytic applications of mesoporous gamma alumina from boehmite sol. Microporous and Mesoporous Materials 2008, 111:323-333.
3. Liu Y., Ma D., Han X.W., Bao X.H., Frandsen W., Wang D., Su D.S. Hydrothermal synthesis of microscale boehmite and gamma nanoleaves alumina. Materials Letters 2008, 62:1297-1301.
4. Hull T.R., Witkowski A., Hollingbery L. Fire retardant action of mineral oxide fillers. Polymer Degradation and Stability 2011, 96:1462-1469.
5. Hollingbery L.A., Hull T.R. The fire retardant behavior of huntite and hydromagnetite-a review. Polymer Degradation and Stability 2010, 95:2213-2225.
6. Laoutid F., Bonnaud L., Alexandre M., Lopez-Cuesta J.M., Dubois P. New prospects in flame retardant polymer materials:-from fundamentals to nanocomposites. Materials Science and Engineering R 2009, 63:100-125.
7. Mehta S.K., Kalsotra A. Kinetics and hydrothermal transformation of gibbsite. Journal of Thermal Analysis 1999, 367:267-275.
8. Al'myasheva O.V., Korytkova E.N., Masloy A.V., Gusarov V.V. Preparation of nanocrystalline alumina under hydrothermal conditions. Inorganic Materials 2005, 4:460-467.
9. Panda P.K., Jaleel V.A., Usha Devi S. Hydrothermal synthesis of boehmite and α-alumina from Bayer's alumina trihydrate. Journal of Materials Science 2006, 41:8386-8389.
10. Liang H., Liu L., Yang Z.J., Yang Y.B. Facile and hydrothermal synthesis of uniform 3D γ-AlOOH architectures assembled by nanosheets. Crystal Research and Technology 2010, 45:195-198.
11. He T., Xiang L., Zhu S.L. Hydrothermal preparation of boehmite nanorods by selective adsorption of sulphate. Langmuir 2008, 24:8284-8289.
12. Yang Q. Synthesis of alumina nanowires through boehmite precursor rods. Bulletin of Materials Science 2011, 34:239-244.
13. Lu J.S., Gao L.A., Guo J.K. Preparation and phase transition of superfine boehmite powders with different crystallinity. Journal of Materials Science Letters 2001, 20:1873-1875.
14. De Souza Santos P., Coelho A.C.V., De Souza Santo H., Kiyohara P.K. Hydrothermal synthesis of well-crystallised boehmite crystals of various shapes. Materials Research 2009, 12:437-445.
15. Y. Oguri, T. Koga, T. Itoh, Method for producing boehmite, US Patent 5,019,367, May 28, 1991.
16. D. Stamires, P. O'Connor, G. Pearson, W. Jones, Micro-crystalline boehmites containing additives, US Patent 6,555,496 B1, April 29, 2003.
17. K. Kido, K. Fujiyoshi, Y. Nishigaki, Y. Hatashi, Method for making plate boehmite, US Patent 6,403,007 B1, June 11, 2002.
18. R. Bauer, M. Skowron, M. Barnes, D. Yener, Seeded boehmite particulate material and methods for forming same, US Patent 2004/0265219 A1, Dec. 30, 2004.
19. T. Fukuda, Fine flaky boehmite particles and process for the preparation of the same, US Patent 5,306,680, April 26, 1994.
20. R.G.E. Herbert, M. Giesselback, A process for the production of nanodispersible boehmite and the use thereof in flame retardant synthetic resins, US Patent 2010/0324193, Dec. 23, 2010.
21. T. Dittmar, B. Hentschell, G. Bilandzic, H. Neuenhaus, Flame-retardant filler for plastic, US Patent 2007/0082996 A1, April 12, 2007.
22. K.D. Prescher, J. Trettenbach, J. Fischer, S. Ross, Brandl, Fire retardant plastic mixture and method of producing a filler material, US Patent 6,143,816, Nov. 7, 2000.
23. Droval G., Aranberri I., Ballestero J., Verelst M. Dexpert-Ghys. Synthesis and characterization of thermoplastic composites filled with boehmite for fire resistance, Fire and Materials 2011, 35:491-504.
24. NabaltecAG (accessed 27 November 2011). http://www.nabaltec.de/index.php?option=com_content&task=view&id=45&Itemid=110.
25. Park Y.Y., Lee S.O., Tran T., Kim S.Y., Kim M.J. A study on the preparation of fine and low soda alumina. International Journal of Mineral Processing 2006, 80:126-132.