Coating material for thermal barrier coating having excellent corrosion resistance and heat resistance and method of producing the same
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United States of America Patent
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Nov 4, 2008
Grant Date -
Jul 10, 2008
app pub date -
Mar 10, 2004
filing date -
Mar 24, 2003
priority date (Note) -
Expired
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Abstract
A coating material for a thermal barrier coating having excellent corrosion resistance and heat resistance comprises a substrate, an undercoat made of an aluminum-containing heat-resistant alloy, Cr.sub.2O.sub.3 layer as a middle layer on the undercoat, and a top coat made of ZrO.sub.2 based ceramic on the middle coat.
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