GLASS-LIKE COVER Russian patent published in 2007 - IPC C03C8/04 C03C3/68 C04B41/65 

FIELD: glass industry.

SUBSTANCE: invention relates to compositions of glass-like covers used for applying on building materials based on hydraulic, water-glass and phosphate binding materials. Proposed glass-like cover comprises the following components, wt.-%: SiO₂, 30.0-35.0; B₂O₃, 20.0-27.0; ZnO, 21.0-30.0; K₂O, 2.0-4.0; CuO, 3.0-5.0; CaO, 3.0-5.0; ZrO₂, 3.0-5.0, and TiO₂, 3.0-5.0. Invention provides enhancing the cohesiveness strength value of glass-like cover with building material.

EFFECT: improved and valuable property of glass-like cover.

1 tbl