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(19)

(11)

2 466 108

(13)

(51)

IPC

C04B7/52(2006-01-01)

(21) (22)

Application

2011102388/03, 2011-01-21

(24)

Start date

2011-01-21

(22)

Actual filing date

2011-01-21

(45)

Published

2012-11-10

(72)

Inventor

Berdov Gennadij Il'IchMashkin Nikolaj AlekseevichIl'Ina Lilija VladimirovnaRakov Mikhail Andreevich

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Novosibirskij Gosudarstvennyj Arkhitekturno-Stroitel'Nyj UniversitetBerdov Gennadij Il'IchMashkin Nikolaj AlekseevichIl'Ina Lilija VladimirovnaRakov Mikhail Andreevich

BINDER Russian patent published in 2012 - IPC C04B7/52

Abstract RU 2466108 C2

FIELD: chemistry.

SUBSTANCE: invention relates to the industry of structural materials and can be used to produce binder and articles from said binder, wherein said binder can be produced using portland cement clinker stored for a long time, including in moist conditions. The binder contains portland cement clinker, gypsum dihydrate, electrolytes (Fe₂(SO₄)₃ or Al₂(SO₄)₃) and calcium-magnesium-silicate-containing rock - diopside, with the following ratio of components, wt %: portland cement clinker - 85-89, diopside - 5-9, electrolytes (Fe₂(SO₄)₃ or Al₂(SO₄)₃ - 1, gypsum dihydrate - 5. The binder is obtained through mixed grinding of components to specific surface area of 300-350 m²/kg.

EFFECT: high strength of hardened cement paste.

3 tbl

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RU 2 466 108 C2

Authors

Berdov Gennadij Il'Ich

Mashkin Nikolaj Alekseevich

Il'Ina Lilija Vladimirovna

Rakov Mikhail Andreevich

Dates

2012-11-10—Published

2011-01-21—Filed