Synthesis of nanodispersed anatase by tetrabutoxy titanium hydrolysis
- Authors: Zherebtsov D.A.1, Kulikovskikh S.A.2, Viktorov V.V.2, Uchaev D.A.1, Desyatkina O.Y.1, Yangil’dina I.I.1, Belaya E.A.3, Kolmogortsev A.M.4, Smolyakova K.R.1
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Affiliations:
- South Ural State University
- Chelyabinsk State Pedagogical University
- Chelyabinsk State University
- Snezhinsk Physics and Technology Institute
- Issue: Vol 61, No 11 (2016)
- Pages: 1451-1458
- Section: Physical Methods of Investigation
- URL: https://journals.rcsi.science/0036-0236/article/view/166913
- DOI: https://doi.org/10.1134/S003602361611022X
- ID: 166913
Cite item
Abstract
Nanodispersed titanium oxyhydrate was obtained by tetrabutoxy titanium hydrolysis in the presence of a chelating agent, acetylacetone. The introduction of a chelating agent to tetrabutoxy titanium hydrolysis in a water–ethanol mixture allows one to control the hydrolysis rate. According to X-ray powder diffraction data, amorphous titanium oxyhydrate after annealing at 400°C transforms to anatase, the crystallites of which are 6.2–8.4 nm in size. Transmission electron microscopy showed that the anatase particles are close to spheres 5–9 nm in diameter. The amorphous materials were studied by differential thermal analysis, thermogravimetric analysis, and mass spectrometric analysis of released gases. The benzene adsorption by the produced materials was determined. The nitrogen adsorption isotherms of two samples were constructed, and the specific surface area of the anatase particles and the pore size were found (148.5 and 98 m2/g, and 4.4 and 4.0 nm, respectively).
About the authors
D. A. Zherebtsov
South Ural State University
Author for correspondence.
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
S. A. Kulikovskikh
Chelyabinsk State Pedagogical University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
V. V. Viktorov
Chelyabinsk State Pedagogical University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
D. A. Uchaev
South Ural State University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
O. Yu. Desyatkina
South Ural State University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
I. I. Yangil’dina
South Ural State University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
E. A. Belaya
Chelyabinsk State University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454001
A. M. Kolmogortsev
Snezhinsk Physics and Technology Institute
Email: zherebtsov_da@yahoo.com
Russian Federation, Snezhinsk, Chelyabinsk oblast, 456776
K. R. Smolyakova
South Ural State University
Email: zherebtsov_da@yahoo.com
Russian Federation, Chelyabinsk, 454080
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