| 发明名称 |
METAL MATERIAL HAVING EXCELLENT CORROSION RESISTANCE |
| 摘要 |
<p>A metal material of the present invention is composed of an underlying metal and a phosphate compound-based film which is disposed on the surface of the underlying metal and has a surface part, in which the surface part of the phosphate compound-based film contains Zr.</p> |
| 申请公布号 |
EP2336391(A4) |
申请公布日期 |
2014.01.15 |
| 申请号 |
EP20090818968 |
申请日期 |
2009.10.06 |
| 申请人 |
NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
SHOJI, HIROMASA;KOOKA, NORIYUKI |
| 分类号 |
C23C22/83;B32B15/04;C23C22/12;C23C22/73 |
主分类号 |
C23C22/83 |
| 代理机构 |
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