Phase composition and strength of cement stone with a complex additive

Ecologically friendly construction is impossible without the use of materials that are characterized by a low emission of dangerous substances from the surface and have other appropriate properties. A solution of the problem related to the elaboration of special measures taken to reduce the emission...

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Main Authors: Shabanova Galina, Korohodska Alla, Shumejko Vita
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:MATEC Web of Conferences
Online Access:https://doi.org/10.1051/matecconf/201711601014
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author Shabanova Galina
Korohodska Alla
Shumejko Vita
author_facet Shabanova Galina
Korohodska Alla
Shumejko Vita
author_sort Shabanova Galina
collection DOAJ
description Ecologically friendly construction is impossible without the use of materials that are characterized by a low emission of dangerous substances from the surface and have other appropriate properties. A solution of the problem related to the elaboration of special measures taken to reduce the emission of ammonia from construction materials and the structures manufactured using the Portland cement has been offered. An optimized composite dope was developed and optimized for the Portland cement composition that contains the nitric acid calcium, which is one of the ingredients that can considerably reduce the concentration of nitrogencontaining compounds, making thus the construction materials less dangerous to the human health. Strength characteristics of the cement stone with the composite dope were studied and it was established that a level of the intensification of a gain in the strength is rather significant and by the seventh day the hardening exceeds the values peculiar for the dope-free compositions at an age of 28 days by more than 45 %.
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spelling doaj.art-84a1148db6924a5b9fee6b924292fd692022-12-21T19:43:58ZengEDP SciencesMATEC Web of Conferences2261-236X2017-01-011160101410.1051/matecconf/201711601014matecconf_trs2017_01014Phase composition and strength of cement stone with a complex additiveShabanova Galina0Korohodska Alla1Shumejko Vita2National Technical University “Kharkov Polytechnic Institute” (NTU “KhPI”), Technology of Ceramics, Refractory Materials, Glass and Enamels DepartmentNational Technical University “Kharkov Polytechnic Institute” (NTU “KhPI”), Technology of Ceramics, Refractory Materials, Glass and Enamels DepartmentNational Technical University “Kharkov Polytechnic Institute” (NTU “KhPI”), Technology of Ceramics, Refractory Materials, Glass and Enamels DepartmentEcologically friendly construction is impossible without the use of materials that are characterized by a low emission of dangerous substances from the surface and have other appropriate properties. A solution of the problem related to the elaboration of special measures taken to reduce the emission of ammonia from construction materials and the structures manufactured using the Portland cement has been offered. An optimized composite dope was developed and optimized for the Portland cement composition that contains the nitric acid calcium, which is one of the ingredients that can considerably reduce the concentration of nitrogencontaining compounds, making thus the construction materials less dangerous to the human health. Strength characteristics of the cement stone with the composite dope were studied and it was established that a level of the intensification of a gain in the strength is rather significant and by the seventh day the hardening exceeds the values peculiar for the dope-free compositions at an age of 28 days by more than 45 %.https://doi.org/10.1051/matecconf/201711601014
spellingShingle Shabanova Galina
Korohodska Alla
Shumejko Vita
Phase composition and strength of cement stone with a complex additive
MATEC Web of Conferences
title Phase composition and strength of cement stone with a complex additive
title_full Phase composition and strength of cement stone with a complex additive
title_fullStr Phase composition and strength of cement stone with a complex additive
title_full_unstemmed Phase composition and strength of cement stone with a complex additive
title_short Phase composition and strength of cement stone with a complex additive
title_sort phase composition and strength of cement stone with a complex additive
url https://doi.org/10.1051/matecconf/201711601014
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AT korohodskaalla phasecompositionandstrengthofcementstonewithacomplexadditive
AT shumejkovita phasecompositionandstrengthofcementstonewithacomplexadditive