RAW MIXTURE FOR MAKING STRUCTURAL HEAT-INSULATING FOAMED CONCRETE Russian patent published in 2011 - IPC C04B38/10 

FIELD: chemistry.

SUBSTANCE: invention relates to the industry of construction materials and specifically to making foamed concrete. The raw mixture for making structural heat-insulating foamed concrete contains the following, wt %: cement 29.0-31.0, thermal power plant flue ash with specific surface area of 2800 - 5000 cm²/g 29.0-31.0, extraction-rosin air-entraping resin 0.11-0.17, carboxymethyl cellulose 0.05-0.07, superplasticiser C-3 1.5-1.7, marshalite 10.0-12.0, water - the rest.

EFFECT: lower cement consumption without loss of quality of the foamed concrete.

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