Inorganic phosphate corrosion resistant coatings
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United States of America Patent
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Oct 15, 2013
Grant Date -
Jun 16, 2011
app pub date -
Aug 20, 2010
filing date -
Dec 11, 2009
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Abstract
This disclosure relates to phosphate coatings that inhibit corrosion of metals, specifically coatings comprising acidic phosphate and alkaline metal oxide/hydroxide components. In one particular embodiment, phosphate-based coating formulations that reduce or eliminate corrosion of steel and other metals are disclosed. In other embodiments, methods for coating steel surfaces with acidic phosphate and alkaline metal oxide/hydroxide components to reduce or eliminate corrosion of the metal surfaces are disclosed.
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