Method of refining glass and product obtained
US8168552B2 · kind B2 · utility
1Cited by
13References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2006 |
| Grant date | May 1, 2012 |
| Priority date | — |
| Expiry date | Feb 22, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C1/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The subject of the invention is a method of refining glass for which the temperature (T log 2) corresponding to a viscosity of 100 poise (10 Pa·s) is greater than or equal to 1480° C., characterized in that sulfides are used as a refining agent. It also relates to the glass article capable of being obtained by this method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.