Thermal barrier coating with improved sub-layer and parts coated with said thermal barrier
A thermal barrier coating for a superalloy part used, in particular, in turbomachines comprises a ceramic coating and a sub-layer interposed between the superalloy substrate and the ceramic coating, the sub-layer being composed of a nickel and/or cobalt aluminide containing at least one platinum-lik...
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Main Authors | , , , , , |
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Format | Patent |
Language | English |
Published |
01.12.1998
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | A thermal barrier coating for a superalloy part used, in particular, in turbomachines comprises a ceramic coating and a sub-layer interposed between the superalloy substrate and the ceramic coating, the sub-layer being composed of a nickel and/or cobalt aluminide containing at least one platinum-like metal and at least one metal for promoting the formation of a layer of oxide constituted by the alpha-allotropic variety of alumina. |
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Bibliography: | Application Number: US19970807755 |