| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to construction, particularly composition of a dry plaster mixture for decorative finishing of building faces. The dry plaster mixture for decorative finishing of building faces, which contains quartz sand, additionally contains white portland cement M 400 and asphalt-concrete plant wastes - carbonate-silica dust, which contains compounds whose possible variations lie in the following range (%): CaCO- 55-60, MgCO- 22-25, SiO- 10-13, with the following ratio of components, wt %: white portland cement M 400 28-37, carbonate-silica dust 10-15, quartz sand 48-62.EFFECT: improved adhesion-cohesion properties, high frost resistance, water resistance and whiteness for free colour toning of the plaster during decorative finishing of building faces.2 tbl |
