Coated article with dark color
US7270895B2 · kind B2 · utility
7Cited by
8References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 5, 2005 |
| Grant date | Sep 18, 2007 |
| Priority date | — |
| Expiry date | Apr 5, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C30/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An article is coated with a coating having a dark gray or bronze color. In a preferred embodiment, the coating comprises a nickel or polymer basecoat layer, and a color and protective stack layer comprised of layers of oxygen-rich refractory metal oxycarbides. The preferred dark grey, oxygen rich color layer is zirconium oxycarbide. A refractory metal adhesion layer and a refractory metal oxide top coat layer also may be used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.