CONCRETE MIXTURE Russian patent published in 2012 - IPC C04B38/08 

FIELD: chemistry.

SUBSTANCE: invention relates to the industry of construction materials, particularly composition of a concrete mixture for making wall blocks which can be used in erecting warehouses and garages. The concrete mixture contains the following in wt %: portland cement 23.0-27.0; ash-slag filler 48.5-49.8; gas-expanded plastic crumbs with particle size of up to 10 mm 1.0-1.4; nitrile rubber crumbs with particle size of up to 3 mm 7.0-11.0; superplasticiser S-3 0.5-0.8; water 14.0-16.0.

EFFECT: low water absorption.

1 tbl