Journal
OOO Polyplast Novomoskovsk supplies several types of process additives for the cement industry: raw slurry diluents, cement grinding aids, etc. The ar...
| Issue №3, 2018 |
| Section: Science and production |
| Keywords: technological additives, diluents, grinding aids, technical and economic efficiency |
| Autor: L.D. Shakhova, R.A. Kotlyarov, N.M. Berezina. |
Zinc is a well-known retarder of cement setting. In the paper the results of investigation of the influence of zinc content in a kiln feed are present...
| Issue №2, 2018 |
| Section: Science and production |
| Keywords: cement, clinker, zinc, burning, strength, setting |
| Autor: P. Zajd, E. Jelito, W. Kurdowski. |
The polymeric structure of a number of industrial dry polycarboxylate plasticizers produced at present was studied using NMR spectroscopy. The effect ...
| Issue №2, 2018 |
| Section: Science and production |
| Keywords: polycarboxylate plasticizers, structure, NMR spectroscopy, Portland cement, cement paste, workability, setting time, metakaolin, silica fume |
| Autor: A.S. Brykov, A.S. Panfilov, I.N. Medvedeva, M.V. Mokeev. |
Sulfate resistance of concretes based on various cements produced at the OOO HeidelbergCement Rus in Sterlitamak and Novogurovsky was examined. The re...
| Issue №2, 2018 |
| Section: Science and production |
| Keywords: cement, concrete, sulfate resistance, granulated blast furnace slag |
| Autor: S.V. Moshkovskaya, E.N. Potapova. |
The content of air entrained in cement-sand mortar mix and the size of air bubbles are determined by the competition between molecules of air-entraini...
| Issue №1, 2018 |
| Section: Science and production |
| Keywords: air-entraining additives, microsilica, metakaolin, superplasticizers, competition, entrained air, frost resistance of concrete. |
| Autor: Yu.M. Kudla, Ye.A. Mikhailova, M.V. Pulman, A.S. Brykov. |
Rheological properties and the zeta potential of fresh fly ash cement paste based on cements containing siliceous fly ash were identified, and the ion...
| Issue №5, 2017 |
| Section: Science and production |
| Keywords: fresh cement paste, fly ash, particle size distribution, superplasticizer |
| Autor: J. Herrmann, J. Rickert. |
The results of comparative tests of cement-sand mortars with a reactive aggregate in the solutions of sodium hydroxide (NaOH) and sodium salts...
| Issue №5, 2017 |
| Section: Science and production |
| Keywords: alkali-silica reaction, accelerated mortar-bar test, sodium chloride, sodium sulfate, aluminum sulfate |
| Autor: A.S. Brykov, N.S. Paritskaya. |
The results of studies of the effect of nitrate salt solutions and ion-exchange resins simulating liquid radioactive waste from nuclear power plants o...
| Issue №4, 2017 |
| Section: Science and production |
| Keywords: nuclear wastes, immobilization, slag, alkali, cement, nitrates, ion-exchange resins |
| Autor: N.R. Rakhimova, R.Z. Rakhimov. |
The effect of mineral additives of various composition and dispersive capacity (kaolin, metakaolin, microsilica, microcalcite, wollastonite) o...
| Issue №3, 2017 |
| Section: Science and production |
| Keywords: concrete freeze-thaw resistance, air entrainment, air- entraining admixture, active mineral additives, active centres. |
| Autor: Yu.M. Kudla, A.S. Brykov, S.V. Myakin, E.A. Mikhailova. |
The paper presents the results of studies of the physical and chemical properties of the three types of carbon black, as well as the results of the st...
| Issue №2, 2017 |
| Section: Science and production |
| Keywords: carbon black, zeta potential, surface tension, oxygen- containing functional groups, tricalcium silicate, hydration, isothermal calorimetry |
| Autor: A.M. Sobolkina, B.Y. Trofimov. |