发明名称 |
Environmentally-friendly steel sheet for a can or a container as well as laminated and pre-coated steel sheet by using it |
摘要 |
Laminated steel sheet for a container material with a small environmental load container material and coating pre-coated steel sheet for a container material characterized by comprising steel sheet having on it a tin layer or iron-tin alloy layer which has on it a tin oxide layer of a thickness measured by an electric stripping method of 0 mC/cm2 to 3.5 mC/cm2 and has further formed on that a foundation layer including a zirconium compound not including fluorine or nitrate nitrogen, having an amount of coating converted to zirconium of 1 mg/m2 to 30 mg/m2, and having an amount of sulfuric acid radicals (SO42−) of 0 mg/m2 to 7 mg/m2.
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申请公布号 |
US8404357(B2) |
申请公布日期 |
2013.03.26 |
申请号 |
US20080733272 |
申请日期 |
2008.08.21 |
申请人 |
KADOWAKI NOBUO;SENDA TOSHIO;NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
KADOWAKI NOBUO;SENDA TOSHIO |
分类号 |
B32B15/04;B32B15/18;B32B18/00 |
主分类号 |
B32B15/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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