HOT DUST RESISTANT ENVIRONMENTAL BARRIER COATINGS

An environmental barrier coating system for a component of a gas turbine includes at least one rare earth disilicate layer and at least one rare earth monosilicate layer. At least one of the at least one rare earth disilicate layer or the at least one rare earth monosilicate layer includes an alkali...

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Bibliographische Detailangaben
Hauptverfasser:	LUTHRA Krishan Lal, RAMASWAMY Vidya, CAO Hongbo, MESCHTER Peter Joel
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BLASTING CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES ENGINE PLANTS IN GENERAL FILLING PASTES HEATING INKS LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES STEAM ENGINES USE OF MATERIALS THEREFOR WEAPONS WOODSTAINS
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Beschreibung
Zusammenfassung:	An environmental barrier coating system for a component of a gas turbine includes at least one rare earth disilicate layer and at least one rare earth monosilicate layer. At least one of the at least one rare earth disilicate layer or the at least one rare earth monosilicate layer includes an alkaline earth oxide dopant.