| 摘要 |
FIELD: glass industry. ^ SUBSTANCE: invention relates to glassy covers for applying in ceramic articles. Glassy cover comprising SiO2, B2O3, ZnO, K2O, CuO and CaO contains additionally Al2O3 and TiO2 in the following ratio of components, wt.-%: SiO2, 26-30; B2O3, 36-40; ZnO, 8-10; K2O, 3-4; CuO, 1-2; CaO, 4-6; Al2O3, 5-7, and TiO2, 8-10. Invention provides enhancing water resistance and reducing the temperature coefficient of linear expansion (TCLE) of glassy cover. ^ EFFECT: improved and valuable property of glassy cover. ^ 1 tbl |
