Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials
<p><span style="font-family: Cambria; font-size: small;">The sizes of colloid particles and aggregate stability of nitrate and methanesulfonate suspension electrolytes used for obtaining of </span><span style="font-family: Cambria; font-size: small;">PbO&l...
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| Format: | Article |
| Language: | English |
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Oles Honchar Dnipropetrovsk National University
2016-08-01
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| Series: | Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ |
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| Online Access: | http://chemistry.dnu.dp.ua/article/view/65724 |
| _version_ | 1811224732603777024 |
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| author | Valentina A. Кnysh Tetiana V. Luk’yanenko Nikolai V. Nikolenko Alexander B. Velichenko |
| author_facet | Valentina A. Кnysh Tetiana V. Luk’yanenko Nikolai V. Nikolenko Alexander B. Velichenko |
| author_sort | Valentina A. Кnysh |
| collection | DOAJ |
| description | <p><span style="font-family: Cambria; font-size: small;">The sizes of colloid particles and aggregate stability of nitrate and methanesulfonate suspension electrolytes used for obtaining of </span><span style="font-family: Cambria; font-size: small;">PbO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">–TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">composite materials were investigated. It is found, that </span><span style="font-family: Cambria; font-size: small;">TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">colloid solutions at the presence of the big surpluses of plumbum ions and acids are inclined to fast aggregation. The same effect results also introduction in electrolytes of the sodium dodecylsulfate additives. It was established that the adsorption of sodium dodecylsulfate on the TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;"> powder had a weak specific nature, as evidenced by the low value of the energy of adsorption interaction. As a result of the conducted researches it was established that aggregately stable suspension electrolytes may be derived from sols of titanium dioxide, which are formed by the hydrolysis of titanium isopropylate. Optimum conditions of obtaining of electrolytes with high aggregative stability were determined: рН</span><span style="font-family: Cambria; font-size: small;"> </span><span style="font-family: Cambria; font-size: small;">~</span><span style="font-family: Cambria; font-size: small;"> </span><span style="font-family: Cambria; font-size: small;">1, concentration Pb(II) salt – </span><span style="font-family: Cambria; font-size: small;">0.1 M</span><span style="font-family: Cambria; font-size: small;">, the size of particles </span><span style="font-family: Cambria; font-size: small;">TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;"> sol</span><span style="font-family: Cambria; font-size: small;"> – no more than 14 nm.</span>a</p> |
| first_indexed | 2024-04-12T08:53:34Z |
| format | Article |
| id | doaj.art-35c096cbd1b24efda9b12d85733375db |
| institution | Directory Open Access Journal |
| issn | 2306-871X 2313-4984 |
| language | English |
| last_indexed | 2024-04-12T08:53:34Z |
| publishDate | 2016-08-01 |
| publisher | Oles Honchar Dnipropetrovsk National University |
| record_format | Article |
| series | Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ |
| spelling | doaj.art-35c096cbd1b24efda9b12d85733375db2022-12-22T03:39:27ZengOles Honchar Dnipropetrovsk National UniversityVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ2306-871X2313-49842016-08-01241202610.15421/08160471043Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materialsValentina A. Кnysh0Tetiana V. Luk’yanenko1Nikolai V. Nikolenko2Alexander B. Velichenko3Ukrainian State University of Chemical Technology, 8 Gagarin Ave., Dnipropetrovsk, 49005Ukrainian State University of Chemical Technology, 8 Gagarin Ave., Dnipropetrovsk, 49005Ukrainian State University of Chemical Technology, 8 Gagarin Ave., Dnipropetrovsk, 49005Ukrainian State University of Chemical Technology, 8 Gagarin Ave., Dnipropetrovsk, 49005<p><span style="font-family: Cambria; font-size: small;">The sizes of colloid particles and aggregate stability of nitrate and methanesulfonate suspension electrolytes used for obtaining of </span><span style="font-family: Cambria; font-size: small;">PbO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">–TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">composite materials were investigated. It is found, that </span><span style="font-family: Cambria; font-size: small;">TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;">colloid solutions at the presence of the big surpluses of plumbum ions and acids are inclined to fast aggregation. The same effect results also introduction in electrolytes of the sodium dodecylsulfate additives. It was established that the adsorption of sodium dodecylsulfate on the TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;"> powder had a weak specific nature, as evidenced by the low value of the energy of adsorption interaction. As a result of the conducted researches it was established that aggregately stable suspension electrolytes may be derived from sols of titanium dioxide, which are formed by the hydrolysis of titanium isopropylate. Optimum conditions of obtaining of electrolytes with high aggregative stability were determined: рН</span><span style="font-family: Cambria; font-size: small;"> </span><span style="font-family: Cambria; font-size: small;">~</span><span style="font-family: Cambria; font-size: small;"> </span><span style="font-family: Cambria; font-size: small;">1, concentration Pb(II) salt – </span><span style="font-family: Cambria; font-size: small;">0.1 M</span><span style="font-family: Cambria; font-size: small;">, the size of particles </span><span style="font-family: Cambria; font-size: small;">TiO</span><sub><span style="font-family: Cambria; font-size: xx-small;">2</span></sub><span style="font-family: Cambria; font-size: small;"> sol</span><span style="font-family: Cambria; font-size: small;"> – no more than 14 nm.</span>a</p>http://chemistry.dnu.dp.ua/article/view/65724electrolytesize of particlestitan dioxideaggregative stability |
| spellingShingle | Valentina A. Кnysh Tetiana V. Luk’yanenko Nikolai V. Nikolenko Alexander B. Velichenko Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials Vìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Hìmìâ electrolyte size of particles titan dioxide aggregative stability |
| title | Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials |
| title_full | Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials |
| title_fullStr | Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials |
| title_full_unstemmed | Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials |
| title_short | Colloid-chemical properties of suspension electrolytes for obtaining of PbO<sub>2</sub>–TiO<sub>2</sub> composite materials |
| title_sort | colloid chemical properties of suspension electrolytes for obtaining of pbo sub 2 sub tio sub 2 sub composite materials |
| topic | electrolyte size of particles titan dioxide aggregative stability |
| url | http://chemistry.dnu.dp.ua/article/view/65724 |
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