GLASS FOR MAKING POWDERS AND GRANULES Russian patent published in 2005 - IPC

FIELD: technology of silicates; glass used for making powders and granules for high-temperature finishing of non-fired building materials and articles.

SUBSTANCE: proposed glass contains the following components, mass-%: SiO₂, 25.0-35.0; CaO, 30.0-36.0; MgO, 4.0-6.0; Na₂O, 12.0-16.0; ZrO₂, 4.0-6.0; PbO, 9.0-17.0. Glass contains additionally AS₂O₃, 1.0-2.0. Granules made from glass and powder are applied (poured) on horizontal surfaces of cement-and-sand, concrete, reinforced concrete and lime-and-sand articles (pigments are added if necessary) and are secured by fusion with the aid of plasmatron or gas burner.

EFFECT: enhanced efficiency.

2 cl, 1 tbl