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US 12,121,030 B2Granted
Aluminosilicate glass with phosphorus and potassium
AssigneeCorning Incorporated
InventorsDana Craig Bookbinder, Gary Stephen Calabrese, Timothy Michael Gross, Dayue Jiang, Jianguo Wang
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Abstract
Embodiments of the present invention pertain to glass compositions, glasses and articles. The articles include an aluminosilicate glass, which may include P2O5 and K2O.
Claims20
A glass, comprising on an oxide basis:
- 50 mol %<SiO2<65 mol %;
- 5 mol %<Al2O3<20 mol %;
- 5 mol %<P2O5<25 mol %;
- R2O comprising K2O, where R2O represents alkali metal oxides,
- wherein the K2O is such that 5 mol %<K2O<20 mol %;
- and
- 0 mol %≤ MgO<0.1 mol %.
4 more elements
A glass, comprising on an oxide basis:
- 50 mol %<SiO2<65 mol %;
- 5 mol %<Al2O3<20 mol %;
- 5 mol %<P2O5<25 mol %;
- 5 mol %<K2O<20 mol %;
- 0 mol %≤MgO<0.5 mol %;
- and
- 0 mol %≤ CaO<0.5 mol %.
4 more elements
A glass, comprising on an oxide basis:
- 50 mol %<SiO2<65 mol %;
- 5 mol %<Al2O3<20 mol %;
- 5 mol %<P2O5<25 mol %;
- R2O, where R2O represents alkali metal oxides,
- wherein K2O is such that 10 mol %<K2O<20 mol %;
- and
- wherein Na2O is such that 0 mol %<Na2O<7 mol %.
4 more elements
Dependencies are inferred from the claim text.