| 摘要 |
FIELD: technology of silicates, glass industry. ^ SUBSTANCE: invention relates to glass compositions that can be used in building, and manufacturing articles for domestic-household designation effectively. Proposed glass comprises the following components, wt.-%: SiO2, 60.0-68.0; Al2O3, 3.0-5.0; Fe2O3, 0.5-1.0; CaO, 4.0-6.0; MgO, 3.0-5.0; Na2O, 3.0-4.0; P2O5, 5.0-10.0; fluoride ion (F'), 0.1-0.2; K2O, 1.3-2.3; Mn2O3, 0.5-1.0; Cr2O3, 0.5-1.0; CoO, 0.5-1.0; CuO, 0.5-1.0, and ZrO2, 5.0-8.0. Invention provides enhanced thermal stability and decreasing coefficient of thermal expanding of glass. ^ EFFECT: improved and valuable properties of glass. ^ 1 tbl |
