Culinary article having a corrosion-resistant and scratch-resistant non-stick coating
US8499963B2 · kind B2 · utility
8Cited by
5References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2008 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Jul 21, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23D5/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present disclosure relates to a culinary article including a metal substrate having a concave inner face intended to be placed on a side in which food can be introduced into the article and a convex outer face intended to be placed facing a heat source. The inner face being coated in succession, starting from the substrate, with a hard enamel base, which is rough and contains no lead or cadmium, and then with a non-stick coating covering the hard layer. The present disclosure also relates to a method of manufacturing such an article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.