发明名称 |
Process for coating and/or touching up coatings on metal surfaces |
摘要 |
A composition and method for coating and touching up a metal surface is provided. The composition contains from about 0.5 to about 240 millimoles per kilograms of a fluorometallate ion, from about 0.5 grams/liters to about 10 grams/liter of phosphorous-containing inorganic oxy anions calculated at their stoichiometric equivalent as H3PO4; from about 0.05 g/l to about 3.5 g/l of hexavalent chromium and from about 0.10 g/l to about 2.20 g/l of trivalent chromium ions.
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申请公布号 |
US6361622(B1) |
申请公布日期 |
2002.03.26 |
申请号 |
US20000486097 |
申请日期 |
2000.02.22 |
申请人 |
HENKEL CORPORATION |
发明人 |
MCCORMICK DAVID R.;LINDERT ANDREAS |
分类号 |
C23C22/34;C23C22/36;C23C22/38;C23C22/44;C23C22/83;(IPC1-7):C23C22/07;C23C22/24;C23C22/33;B05D1/18;B05D3/02 |
主分类号 |
C23C22/34 |
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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