Electrokinetic properties of iron-containing microporous glasses
- Authors: Volkova A.V.1, Ermakova L.E.1, Kashpurina E.A.1, Pshenko O.A.2, Antropova T.V.2
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Affiliations:
- St. Petersburg State University
- Grebenshchikov Institute of Silicate Chemistry
- Issue: Vol 42, No 3 (2016)
- Pages: 322-324
- Section: Article
- URL: https://journals.rcsi.science/1087-6596/article/view/215581
- DOI: https://doi.org/10.1134/S1087659616030172
- ID: 215581
Cite item
Abstract
The electrokinetic properties of the particles of microporous borosilicate glass powder containing the magnetite phase in its composition on the background of an indifferent electrolyte (NaCl) have been studied. It is found that the modification of two-phase sodium borosilicate glass with iron oxide leads to a shift in the position of the isoelectric point from pH 0.5 for alkali borosilicate (ABS) porous glass (PG) to pH 4.1 ± 0.1 for iron-containing ABS PG. The observed changes in the behavior of modified PG open up new prospects for their practical application.
About the authors
A. V. Volkova
St. Petersburg State University
Author for correspondence.
Email: anna.volkova@spbu.ru
Russian Federation, Universitetskaya nab. 7/9, St. Petersburg, 199034
L. E. Ermakova
St. Petersburg State University
Email: anna.volkova@spbu.ru
Russian Federation, Universitetskaya nab. 7/9, St. Petersburg, 199034
E. A. Kashpurina
St. Petersburg State University
Email: anna.volkova@spbu.ru
Russian Federation, Universitetskaya nab. 7/9, St. Petersburg, 199034
O. A. Pshenko
Grebenshchikov Institute of Silicate Chemistry
Email: anna.volkova@spbu.ru
Russian Federation, nab. Makarova 2, St. Petersburg, 1199034
T. V. Antropova
Grebenshchikov Institute of Silicate Chemistry
Email: anna.volkova@spbu.ru
Russian Federation, nab. Makarova 2, St. Petersburg, 1199034
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