Glass for a substrate
US6297182A · kind A · utility
35Cited by
14References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 1999 |
| Grant date | Oct 2, 2001 |
| Priority date | — |
| Expiry date | Jul 22, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C3/093
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A glass for a substrate consisting essentially of: SiO.sub.2 45 to 65 wt %, Al.sub.2 O.sub.3 6 to 20 wt %, B.sub.2 O.sub.3 0.5 to 6 wt %, MgO 2 to 5 wt %, CaO 1 to 10 wt %, SrO 0 to 6.5 wt %, BaO 0 to 2 wt %, MgO + CaO + SrO + BaO 10 to 17 wt %, ZrO.sub.2 0 to 7 wt %, and Na.sub.2 O + K.sub.2 O 7 to 15 wt %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.