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2 352 537

(13)

(51)

IPC

C04B11/00(2006-01-01)

(21) (22)

Application

2007133065/03, 2007-09-03

(24)

Start date

2007-09-03

(22)

Actual filing date

2007-09-03

(45)

Published

2009-04-20

(72)

Inventor

Bondarenko Sergej AlekseevichTrofimov Boris JakovlevichKramar Ljudmila JakovlevnaChernykh Tamara NikolaevnaBelkin Aleksandr Sergeevich

(73)

Holder

Bondarenko Sergej Alekseevich

RAW MIX FOR PRODUCTION OF NON-SHRINK CONSTRUCTION MATERIAL Russian patent published in 2009 - IPC C04B11/00

Abstract RU 2352537 C1

FIELD: construction.

SUBSTANCE: raw mix contains binder, water and additive, additionally contains filler - calcium sulfate dihydrate. Binder used is anhydrous calcium sulfate, and additive is semiaquatic calcium sulfate at the following ratio of components, wt %: calcium sulfate dihydrate 40-56; anhydrous calcium sulfate 24-35; semiaquatic calcium sulfate 1.5-5; water - the rest.

EFFECT: increased strength of material.

1 tbl, 3 ex

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RU 2 352 537 C1

Authors

Bondarenko Sergej Alekseevich

Trofimov Boris Jakovlevich

Kramar Ljudmila Jakovlevna

Chernykh Tamara Nikolaevna

Belkin Aleksandr Sergeevich

Dates

2009-04-20—Published

2007-09-03—Filed