Patent ID: 11897808
Assignee: CORNING INCORPORATED
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A glass composition comprising:
greater than or equal to 24 mol % and less than or equal to 60 mol % SiO2;
greater than or equal to 23 mol % and less than or equal to 35 mol % Al2O3;
greater than or equal to 3.5 mol % and less than or equal to 35 mol % B2O3;
greater than 0 mol % and less than 19.99 mol % Li2O;
greater than 0 mol % and less than or equal to 10 mol % Na2O; and
greater than 0.01 mol % and less than or equal to 3 mol % K2O, wherein
R2O is greater than or equal to 12 mol % and less than or equal to 20 mol %, R2O being the sum of Li2O, Na2O, and K2O.