Surface-treating agent for magnesium-based part and method of surface treatment
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United States of America Patent
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May 27, 2003
Grant Date -
N/A
app pub date -
Jul 3, 2001
filing date -
Jan 7, 1999
priority date (Note) -
Expired
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Abstract
The present invention provides a corrosion inhibitor composition for magnesium or magnesium alloys which contains as an effective component, at least one compound selected from among aromatic carboxylic acids and salts thereof as an effective component. Further, the present invention provides a surface treating agent for magnesium and/or magnesium alloy components which contains a phosphate, at least one compound selected from among aromatic carboxylic acids and salts thereof, and further, as required, at least one compound selected from among pyrazole compounds and triazole compounds,and surface-treating method using the surface treating agent.
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