Zinc-plated metallic material
US5283131A · kind A · utility
18Cited by
1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 1992 |
| Grant date | Feb 1, 1994 |
| Priority date | — |
| Expiry date | Jan 29, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12799
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A zinc-plated metallic material resistant to corrosion at elevated temperatures comprising a metallic material; a plating layer consisting of zinc or zinc alloy containing 70% by weight or more of zinc; and a coating layer on the plating layer comprising 10 to 5,000 mg. of magnesium oxide or hydrated magnesium oxide and 50 to 5,000 mg. of chromium oxide or hydrated chromium oxide per square meter of the coating layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.