ガラス組成物、化学強化用ガラス組成物、強化ガラス物品、およびディスプレイ用カバーガラス

摘要

Provided is a glass composition containing, in mass %: 58 to 64% SiO2; 8 to 12% Al2O3; 6 to 10% MgO; 0 to 1% CaO; 18 to 24% Na2O; 0 to 3% K2O; 0 to 2% TiO2; and 0 to 3% ZrO2. The total content of MgO, CaO, SrO, and BaO is in a range of 7 to 12%. This glass composition is suitable for production by a float process and for chemical strengthening.