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(19)

(11)

2 646 281

(13)

(51)

IPC

C04B7/13(2006-01-01)

C04B24/04(2006-01-01)

C04B40/00(2006-01-01)

C04B111/20(2006-01-01)

(21) (22)

Application

2017105432, 2017-02-21

(24)

Start date

2017-02-21

(22)

Actual filing date

2017-02-21

(45)

Published

2018-03-02

(72)

Inventor

Fedyuk Roman Sergeevich

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Dalnevostochnyj Federalnyj Universitet

BINDER Russian patent published in 2018 - IPC C04B7/13 C04B24/04 C04B40/00 C04B111/20

Abstract RU 2646281 C1

FIELD: construction.

SUBSTANCE: invention relates to the construction industry, specifically to the production of binding materials. Binder contains, wt%: portland cement – 45–55; volcanic tuff – 9–19; nitrobenzoic acid or polyacrylic acid – 1.23–2.38; distilled water – the balance, wherein tempering is carried out using distilled water pre–treated in a mechanical activator at a rotor speed of 3,300–3,400 rpm for 2–3 minutes.

EFFECT: high prismatic strength and modulus of elasticity of cement stone, which leads to increased durability of concrete based thereon.

1 cl, 1 tbl

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RU 2 646 281 C1

Authors

Fedyuk Roman Sergeevich

Dates

2018-03-02—Published

2017-02-21—Filed