Method of manufacturing magnesium alloy molded product, painted structure thereof, method of painting the same, and casings using the same
US6669900B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2001 |
| Grant date | Dec 30, 2003 |
| Priority date | — |
| Expiry date | Mar 14, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C22/08
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
There are provided a painted structure of a magnesium alloy molded product having an aesthetic appearance, a painting method of forming the patented structure of the magnesium alloy molded product having an aesthetic appearance, and a casing fabricated using the magnesium alloy molded product. The painted structure of the magnesium alloy molded product has flow marks of which maximum depth is 100 &mgr;m and maximum opening width is 0.5 mm. An anticorrosive film is formed on a surface of the magnesium alloy molded product, and a painted film having an average surface roughness of 10 &mgr;m or more and a thickness of 80 &mgr;m or more is formed on a surface of the anticorrosive film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.