| 摘要 |
FIELD: glass industry, technology of silicates. ^ SUBSTANCE: invention relates to glass compositions. Crystal glass comprises the following components, wt.-%: SiO2, 54-60; K2O, 5-6.5; CaO, 10-12; TiO2, 14-18; BaO, 8-10; R2O3, 1.5-5 wherein R means element from lanthanide group. Invention provides enhancing the refraction index of glass. Proposed glass can be used in making articles of illumination-technical and decorative-artistic designation. ^ EFFECT: improved and valuable property of glass. ^ 1 tbl |
