发明名称 |
Compositions and process for metal treatment. |
摘要 |
Compositions and processes for activating metal surfaces prior to coating with a phosphate compound are disclosed. Colloidal alkyl benzene sulfonate salts are disclosed as a novel class of activating materials to replace titanium containing Jernstedt salt baths for treatment of metal surfaces prior to coating with a protective phosphate material. |
申请公布号 |
EP0310587(A1) |
申请公布日期 |
1989.04.05 |
申请号 |
EP19880870154 |
申请日期 |
1988.09.29 |
申请人 |
MONSANTO COMPANY |
发明人 |
GRIFFITH, EDWARD JACKSON;NGO, TOAN MANH |
分类号 |
C23C22/78;C23C22/80 |
主分类号 |
C23C22/78 |
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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