Methods of and compositions for preventing corrosion of metal substrates
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United States of America Patent
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Mar 20, 2001
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N/A
app pub date -
Sep 16, 1998
filing date -
Sep 17, 1997
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Abstract
A method for protecting a metal substrate from corrosion comprises the steps of providing a metal substrate and applying a treatment solution to the surface of the metal substrate, wherein the treatment solution comprises a partially hydrolyzed aminosilane and a fluorine-containing inorganic compound. Preferably the metal substrate is selected from the group consisting of aluminum, aluminum alloys and mixtures thereof.
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