Production of alpha alumina

Details Production of alpha alumina Production of alpha alumina

1991-05-28

1997-06-24

Straub, Gary P.

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

51309, 501153, C01F 702, C04B 3510, B24D 314, C09K 314

Patent

active

056414692

ABSTRACT:
Dry milling an alpha alumina precursor produces direct conversion to alpha alumina at room temperature.

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patent: 4797139 (1989-01-01), Bauer
patent: 4835124 (1989-05-01), Pearson
patent: 5034360 (1991-07-01), Bartels et al.
Bauer, R.; U.S. Statutory Invention Registration H189 Published Jan. 6, 1987.
Kumagai, M. et al. "Enhanced Densification of Boehmite Sol-Gels by Alpha-Alumina Seeding", Communications of the Am. Ceramic Soc., Nov. 1984, pp. 230-231.
Tsuchida, T., et al. "Mechanochemical Phenomena of Gibbsite, Bayerite and Boehmite by Grinding"; Chem. Abs., vol. 111, #244740 (Dec. 25, 1989).
Thermochimica Acta, 148 (1989) 301-310 Israel J. Lin, Shmuel Nadiv and Ptahia Bar-on.
C. R. Acad. Sc. Paris, T. 271 Serie D - 153-155, 945-948 and 1057-1059.
Journal of the American Ceramic Society, vol. 65, No. 9, 442-448 F. W. Dynys and J. W. Halloran.

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