| 摘要 |
FIELD: technology of silicates, glass industry. ^ SUBSTANCE: invention relates to glass compositions that can be used, for example, in manufacturing electric vacuum equipments. Proposed glass comprises the following components, wt.-%: SiO2, 50.0-55.0; Al2O3, 10.0-15.0; B2O3, 5.0-10.0; MgO, 2.0-4.0; BaO, 2.0-4.0; ZnO, 10.0-14.0, and TiO2, 8.0-10.0. Invention provides enhancing thermal stability of glass. ^ EFFECT: improved and valuable property of glass. ^ 1 tbl |
