| 摘要 |
Non-alkali glass capable of providing both crack resistance and chemical resistance even when the content of B2O3 in the glass composition is low; characterized in having a glass composition by mol% of SiO2 66-78%, Al2O3 8-15%, B2O3 0-1.8%, MgO 0-8%, CaO 1-15%, SrO 0-8%, and BaO 1-8%, containing substantially no alkali metal oxides, and having a strain point higher than 725°C. |
