Enamel composition, manufacturing process and resulting enamelled products
US6849301B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2002 |
| Grant date | Feb 1, 2005 |
| Priority date | — |
| Expiry date | Aug 13, 2022 |
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.