Process for manufacturing a recyclable zinc-containing black enamel composition
US6498117B1 · kind B1 · utility
2Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 2000 |
| Grant date | Dec 24, 2002 |
| Priority date | — |
| Expiry date | Jul 7, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C8/22
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a process for manufacturing recyclable black enamels that contain at least zinc, in which process glass forming materials comprising at least bismuth, silicon, boron and manganese are melted, at temperatures greater than about 900° C., and then a glass frit comprising at least zinc is added to the mixture obtained after this direct melting. The invention also relates to zinc-based recyclable black enamel compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.