GYPSUM-CEMENT POZZOLATIC COMPOSITION Russian patent published in 2009 - IPC C04B11/30 C04B28/14 C04B111/20 

FIELD: building.

SUBSTANCE: invention refers to building materials and can be implemented at production of partition plates and panels, architecture, noise damping and other items, ventilation blocks, building mortars for internal parts of a building and for dry plaster. Gypsum-cement pozzolatic composition containing Portland cement, semi-water gypsum, additive and water consists of water with pH from 7.7 to 8.3, diatomite as additive and additional modifying additive-composition containing, wt %: 96-99 water and 1-4 poly-hexametylene-guanidine of reduced formula at the following ratio of components, wt %: semi-water gypsum - 45.0-45.4; the said composition 1.4-3.1; Portland cement - 13.3-13.5, diatomite - 13.3-13.5; said water - the rest.

EFFECT: raised durability and introduction of fungicidal properties.

3 tbl