发明名称 |
NON-CHROME PASSIVATION PROCESS FOR ZINC AND ZINC ALLOYS |
摘要 |
<p>A non-chrome containing composition and process are disclosed for enhancing the corrosion resistance of zinc or zinc alloy surfaces. The composition comprises a source of titanium ions or titanates, an oxidant and fluorides or complex fluorides. The composition also preferably comprises an organic acid and/or a Group II metal compound, preferably a Group II metal chloride.</p> |
申请公布号 |
EP1419288(B1) |
申请公布日期 |
2008.07.16 |
申请号 |
EP20020723998 |
申请日期 |
2002.05.01 |
申请人 |
MACDERMID, INCORPORATED |
发明人 |
BARTLETT, IAN;LONG, ERNEST;ROWAN, ANTHONY |
分类号 |
C23C22/34;C23C22/46;C23C22/83;C23C28/00 |
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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