Anodic bondable porcelain and composition for the porcelain
US8481441B2 · kind B2 · utility
1Cited by
3References
12Claims
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Key dates
| Filing date | Aug 4, 2009 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Jul 31, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24926
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An anodic bondable low-temperature fired porcelain having high-strength and low-thermal-expansion, wherein a conductive ion during anodic bonding is an Li ion, containing a complex oxide having a composition represented by the following formula:(1−x)(αLi2O-βMgO-γAl2O3-δSi2O2).xBi2O3 (1)where x represents a mass ratio of 0.01 to 0.1, and α, β, γ and δ have a molar ratio of 2 to 5:1 to 2:1 to 2:7 to 17.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.