CONCRETE MIXTURE Russian patent published in 2015 - IPC C04B28/04 C04B38/08 C04B111/20 

FIELD: chemistry.

SUBSTANCE: concrete mixture, which includes portland cement, expanded clay, haydite sand, water, further contains asbestos of 6-7 types, which is fluffed up in advance, gypsum binder, sodium methyl siliconate or sodium ethyl siliconate, with the following ratio of components, wt %: portland cement 26.0-30.0; expanded clay with particle size of 20-40 mm 46.0-48.0; haydite sand 5.0-8.5; asbestos of 6-7 types, which is fluffed up in advance, 0.5-1.0; gypsum binder 0.5-1.0; sodium methyl siliconate or sodium ethyl siliconate1.0-1.5; water 15.0-17.0.

EFFECT: high strength.

1 tbl