Glass composition and method for production thereof, and glass substrate for information display device and information display device using the same
US7781354B2 · kind B2 · utility
1Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2005 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | Feb 15, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133302
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The glass composition of the present invention includes the following components, expressed in mass %: 70% to 88% of SiO2; 6% to 18% of B2O3; 0.5% to 4.5% of Al2O3; 0% to 0.5% of Li2O; 0% to 0.5% of Na2O; 2% to 10% of K2O; and 0% to 2% of MgO+CaO+SrO+BaO, and the glass composition further includes chlorine (Cl). The glass composition of the present invention is used suitably as a glass substrate for an information display device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.