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A technique for studying the hydration processes of cement compositions has been developed using semi-adiabatic calorimetry. The pilot plant with remo...
Issue №4, 2023
Section: Concrete
Keywords: semi-adiabatic calorimetry, hydration of cement, compatibility of additives, laboratory installation
Autor: V.A. Beregovoy, I.Y. Lavrov.
It is shown that an increased resistance of concrete to biological corrosion can be achieved by using a high-performance complex chemical admixture co...
Issue №4, 2023
Section: Concrete
Keywords: biological corrosion, stability, microorganism waste products, dense structure, strong hydrated phases, chemical additive
Autor: V.Y. Solovieva, I.V. Stepanova, D.V. Soloviev.
The article contains the results of laboratory studies performed to evaluate the effectiveness of introducing a complex additive based on synthetic fl...
Issue №2, 2023
Section: Waste utilization
Keywords: fluorocarbon­containing mineralizer, combustible additive, sodium fluoroaluminates, lime milk, caustification, thermogravimetry, limestone decarbonizing, clinker chemical species synthesis
Autor: B.P. Kulikov, N.V. Vasyunina, I.V. Dubova, A.S. Samoilo, R.O. Balanev, I.K. Ivanova, Ya.S. Sysoeva.
The paper presents the results of the research in obtaining a colloidal additive on the basis of aluminosilicate minerals for cement modification. It ...
Issue №5, 2022
Section: Science and production
Keywords: Portland cement, synnyrites, colloid additive, modifier, sol-gel technology, modification of cement stone
Autor: L.A. Urkhanova, E.V. Dorzhieva, E.V. Gonchikova, A.B. Tsydenova.
The paper presents the results of studies of the use of colloidal additive produced by hydrolysis of Portland cement to modify the cement matrix. The ...
Issue №4, 2022
Section: Science and production
Keywords: Portland cement, ultrafine additive, hydrolysis, differential thermal analysis
Autor: L.A. Urkhanova, S.A. Lkhasaranov, D.V. Danzanov, V.R. Makarov.
The examined fine mineral additives introduced into Portland cement increase the strength of cement both during its hardening in standard conditions a...
Issue №3, 2022
Section: Science and production
Keywords: Portland cement, strength, finely dispersed mineral additive, diopside, limestone, combined additive
Autor: L.V. Ilyina, N.O. Gichko, A.K. Tulyaganov.
It has been established that granulated blast-furnace slag improves the structure of the problem cohesive soils increasing their density and strength....
Issue №2, 2022
Section: Waste utilization
Keywords: soil, reinforcement, filtration coefficient, maximum density, strength, frost resistance, granulated blast furnace slag, finely ground blast furnace slag, Рortland cement, chemical additive
Autor: R.R. Adigamov, E.V. Mitukova, V.Y. Solovieva, S.O. Gunin.
In order to reduce the carbon factor a lot of mineral additives are used in cements, which often leads to a sharp fall in its strength. Active (gr...
Issue №2, 2022
Section: Waste utilization
Keywords: crystallized steel slag, mineral additives, carbon factor, strength of cements
Autor: S.P. Sivkov, E.V. Turusheva, S.V. Moshkovskaya, A.P. Krylov.
The emerging global trend of making the construction industry "greener" is posing new challenges to manufacturers of building materials, as ...
Issue №6, 2021
Section: Ecology and safety
Keywords: cement, mineral additive, СО2 emissions reduction
Autor: T.N. Morozova, S.V. Moshkovskaya, P.A. Parfenov, Ye.A. Khusainova.
The paper considers the influence of technological additives introduced during cement grinding on fineness and rheological characteristics of cement p...
Issue №5, 2021
Section: Equipment and technology
Keywords: technological additives, glycols, amines, polarizability, powder fluidity, Hausner index
Autor: L.D. Shakhova, E.S. Chernositova, L.S. Schelokova, N.G. Ukhaneva.

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