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Synthesis of Fine-Particle α-LiAlO2 via Heat Treatment of a Mechanically Activated Mixture of Gibbsite and Lithium Carbonate

Synthesis of Fine-Particle α-LiAlO2 via Heat Treatment of a Mechanically Activated Mixture of... ISSN 0020-1685, Inorganic Materials, 2019, Vol. 55, No. 3, pp. 256–262. © Pleiades Publishing, Ltd., 2019. Russian Text © V.P. Isupov, I.A. Borodulina, R.N. Niyazova, N.V. Eremina, 2019, published in Neorganicheskie Materialy, 2019, Vol. 55, No. 3, pp. 283–289. Synthesis of Fine-Particle α-LiAlO via Heat Treatment of a Mechanically Activated Mixture of Gibbsite and Lithium Carbonate a, a a, b a V. P. Isupov *, I. A. Borodulina , R. N. Niyazova , and N. V. Eremina Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch, Russian Academy of Sciences, ul. Kutateladze 18, Novosibirsk, 630128 Russia Novosibirsk State Technical University, pr. Marksa 20, Novosibirsk, 630073 Russia *e-mail: isupov@solid.nsc.ru Received May 12, 2018; revised October 4, 2018; accepted October 15, 2018 Abstract—We have found conditions for the synthesis of fine-particle phase-pure α-LiAlO via heat treat- ment of a mechanically activated mixture of gibbsite and lithium carbonate in air. The results demonstrate that, to synthesize α-LiAlO , the mechanical activation of the reaction mixture should cause no gibbsite amorphization and heat treatment in air should be performed in the range 650–700°C. Keywords: aluminum hydroxide, lithium carbonate, mechanical activation, thermal interaction DOI: 10.1134/S0020168519030099 INTRODUCTION Later, gamma-aluminum oxide was used as an alumi- http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Inorganic Materials Springer Journals

Synthesis of Fine-Particle α-LiAlO2 via Heat Treatment of a Mechanically Activated Mixture of Gibbsite and Lithium Carbonate

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References (16)

Publisher
Springer Journals
Copyright
Copyright © 2019 by Pleiades Publishing, Ltd.
Subject
Chemistry; Inorganic Chemistry; Industrial Chemistry/Chemical Engineering; Materials Science, general
ISSN
0020-1685
eISSN
1608-3172
DOI
10.1134/S0020168519030099
Publisher site
See Article on Publisher Site

Abstract

ISSN 0020-1685, Inorganic Materials, 2019, Vol. 55, No. 3, pp. 256–262. © Pleiades Publishing, Ltd., 2019. Russian Text © V.P. Isupov, I.A. Borodulina, R.N. Niyazova, N.V. Eremina, 2019, published in Neorganicheskie Materialy, 2019, Vol. 55, No. 3, pp. 283–289. Synthesis of Fine-Particle α-LiAlO via Heat Treatment of a Mechanically Activated Mixture of Gibbsite and Lithium Carbonate a, a a, b a V. P. Isupov *, I. A. Borodulina , R. N. Niyazova , and N. V. Eremina Institute of Solid State Chemistry and Mechanochemistry, Siberian Branch, Russian Academy of Sciences, ul. Kutateladze 18, Novosibirsk, 630128 Russia Novosibirsk State Technical University, pr. Marksa 20, Novosibirsk, 630073 Russia *e-mail: isupov@solid.nsc.ru Received May 12, 2018; revised October 4, 2018; accepted October 15, 2018 Abstract—We have found conditions for the synthesis of fine-particle phase-pure α-LiAlO via heat treat- ment of a mechanically activated mixture of gibbsite and lithium carbonate in air. The results demonstrate that, to synthesize α-LiAlO , the mechanical activation of the reaction mixture should cause no gibbsite amorphization and heat treatment in air should be performed in the range 650–700°C. Keywords: aluminum hydroxide, lithium carbonate, mechanical activation, thermal interaction DOI: 10.1134/S0020168519030099 INTRODUCTION Later, gamma-aluminum oxide was used as an alumi-

Journal

Inorganic MaterialsSpringer Journals

Published: Jun 5, 2019

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