Rust-preventive coating
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United States of America Patent
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Oct 18, 2016
Grant Date -
Jun 6, 2013
app pub date -
Dec 5, 2012
filing date -
Dec 6, 2011
priority date (Note) -
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Abstract
A rust-preventive coating comprises two layers of coatings contacted with each other, wherein among the two layers of coatings, a first coating as a coating at an inner layer side is obtained from a first paint composition that contains a first metal-based powder and a first binder component, among the two layers of coatings, a second coating as a coating at an outer layer side is obtained from a second paint composition that contains a second metal-based powder and a second binder component, and compositions are different between the first metal-based powder and the second metal-based powder.
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