Production of an alkali-free aluminosilicate glass used as a substrate glass for displays comprises adding tin oxide as refining agent to the starting materials, melting the glass and hot molding the glass

摘要

Production of an alkali-free aluminosilicate glass containing 0 to 5 wt.% boron oxide and 5.5 wt.% barium oxide comprises adding 0.05-1.0 wt.% tin oxide as refining agent to the starting materials; melting the glass and hot molding the glass.