WOOD-CEMENT MIXTURE FOR MAKING BUILDING BLOCKS Russian patent published in 2016 - IPC C04B18/26 C04B28/04 

FIELD: construction.

SUBSTANCE: invention relates to wood-cement mixtures, which contain inorganic binding and used for fabrication of building blocks in low-height construction. Wood-cement mixture for building blocks comprises softwood shavings, cement, liquid glass, calcium chloride, polypropylene fibres, foam polystyrene granules and talcum peach in form of particles with size of up to 500 mcm, including up to 0.02 % of particles with size below 0.5 mcm, at ratio of components, wt%: portland cement 38.4-45.4; sawdust 45-52; calcium chloride 2-9; liquid glass 3-10; talcum peach 4-11; granular foamed polystyrene 0.5-2; polypropylene fibres 0.1-0.2, wherein addition of water to mixture is made until achieving water-cement ratio of 0.7-1.1.

EFFECT: technical result consists in improvement of ecological compatibility and strength of material.

1 cl, 2 tbl