Glass compositions
US7939166B2 · kind B2 · utility
0Cited by
33References
52Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2006 |
| Grant date | May 10, 2011 |
| Priority date | — |
| Expiry date | Nov 7, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are glass compositions, glass fiber compositions, glass fiber battery separators, glass fiber filter media, battery additives and active materials formed with glass compositions disclosed, glass fiber radiation shields, and glass fiber paper compositions. Certain embodiments include, among other components, bismuth oxide. Certain embodiments include about 0.5-30% bismuth oxide of the composition by weight and silica oxide at about 54-70% of the composition by weight. Embodiments may also include other components. For example, zinc oxide can make up about 0.01-3% of the composition by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.