COMPOSITION FOR CONCRETE MANUFACTURE Russian patent published in 2018 - IPC C04B7/28 C04B14/28 C04B18/06 C04B28/00 C04B111/20 C04B111/34 

FIELD: construction.

SUBSTANCE: invention relates to the construction industry, namely to the production of cement-free concrete. Composition for the manufacture of concrete, including fly ash, potassium hydroxide, sodium tetraborate and water, further comprises limestone meal and polyvinyl acetate emulsion at the following component ratio, wt%: fly ash 31.0–41.0, limestone meal 28.0–37.0, emulsion of polyvinyl acetate 9.0-15.0, potassium hydroxide 7.7–11.6, sodium tetraborate 0.0–3.3, water – the rest.

EFFECT: technical result is an increase in the physical and mechanical characteristics of concrete.

1 cl, 1 dwg