A Modified Binder on the Basis of Synthetic Anhydrite for Stowing Mixtures

Number of journal: 8-2017
Autors:

Gal'tceva N.A.
Buryanov A.F.
Soloviev V.G.
Tkachenko D.I.

DOI: https://doi.org/10.31659/0585-430X-2017-751-8-74-76
AbstractAbout the AuthorReferences
Results of the study of modification of the synthetic anhydrite of calcium sulfate obtained at interaction of the concentrated H2SO4 and ground limestone for the use when preparing stowing mixtures are presented. The optimal composition of the modified anhydrite binder with 2.5% of Portland cement and 1% of calcium sulfate of the anhydrite mass meeting the requirements for stowing mixtures concerning their technological and physical­mechanical properties has been determined. The influence of a plasticizer on the structure formation of the developed modified binder as well as the optimal content of the anhydrite and calcium sulfate dehydrate in the hardened system, which provides maximal physical­mechanical prop­ erties, have been determined.
N.A. GAL'TCEVA, Engineer (This email address is being protected from spambots. You need JavaScript enabled to view it.),
A.F.BURYANOV, Doctor of Sciences (Engineering) (This email address is being protected from spambots. You need JavaScript enabled to view it.),
V.G. SOLOVIEV, Candidate of Sciences (Engineering) (This email address is being protected from spambots. You need JavaScript enabled to view it.),
D.I. TKACHENKO, Magister

Moscow State University of Civil Engineering (26, Yaroslavskoe Shosse, 129337, Moscow, Russian Federation)

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For citation: Gal'tceva N.A., Buryanov A.F., Soloviev V.G., Tkachenko D.I. A modified binder on the basis of synthetic anhydrite for stowing mixtures. Stroitel’nye Materialy [Construction Materials]. 2017. No. 8, pp. 74–76. DOI: https://doi.org/10.31659/0585-430X-2017-751-8-74-76. (In Russian).


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