GLASS, COVER GLASS PRODUCED USING SAME, AND METHOD FOR PRODUCING GLASS

摘要

The purpose of the present invention is to propose: a glass which is rarely scratched and has high drop impact strength even when the glass does not undergo an ion exchange treatment, and which is lightweight; and a method for producing the glass. The glass according to the present invention has a glass chemical composition comprising, in % by mass, SiO2 in an amount of 50 to 70%, Al2O3 in an amount of 0 to 20%, B2O3 in an amount of 15 to 30%, Li2O + Na2O + K2O in the total amount of 0 to 3%, and MgO + CaO + SrO + BaO in the total amount of 0 to 12%.