COMPOSITION FOR FORMING POROSITY IN CONCRETE MIX BASED ON PORTLAND CEMENTS AND METHOD OF PREPARATION THEREOF Russian patent published in 2003 - IPC

Abstract RU 2212389 C1

FIELD: manufacture of building materials. SUBSTANCE: composition contains, wt parts: organic sulfonate liquid glass 1.6-3.0, calcium chloride, and water 30.2-31.2, weight ratio of liquid glass to calcium chloride being 1: (0.25-0.3). Components are mixed in the form of their aqueous solutions prepared at following ratios: organic sulfonate 1:(16-20), liquid glass 1: (4-7), and calcium chloride 1: (6-11). First, liquid glass and calcium chloride solutions are mixed and then organic sulfonate solution is added. EFFECT: decreased shrinkage of cured concrete mix in the first day after curing. 2 cl, 2 tbl

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RU 2 212 389 C1

Authors

Pimenov G.N.

Vlasov V.V.

Dunaevskij V.V.

Dates

2003-09-20—Published

2002-03-12—Filed