Corrosion inhibiting coating based on cerium oxide and a catecholic polymer
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United States of America Patent
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Apr 11, 2017
Grant Date -
Jul 18, 2013
app pub date -
May 2, 2011
filing date -
Jul 16, 2010
priority date (Note) -
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Abstract
A corrosion inhibiting coating for metal objects as well as a method for applying a coating is described. Said coating comprising at least one cerium oxide and at least one polymer. The polymer comprises at least one cathecholic component covalently bound thereto, and the at least one polymer displays a net positive charge at a pH of 7. The material inventive coating is environmental friendly and does not display serious health risks. Further an excellent corrosion inhibition is obtained for metals, even for carbon steel. The corrosion the properties of a coated surface is comparable with those of stainless steel.
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