Chamber component with protective ceramic coating containing yttrium, aluminum and oxygen

A coated chamber component comprises a body and a protective ceramic coating deposited over a surface of the body, the protective ceramic coating being amorphous and comprising about 8-20% by weight yttrium, about 20-32% by weight aluminum, and about 60-70% by weight oxygen.

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Bibliographische Detailangaben
Hauptverfasser:	Kuo, Teng-Fang, Ding, Zhenwen, Boyd, Jr., Wendell Glenn, Parkhe, Vijay D
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR BASIC ELECTRIC ELEMENTS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY CINEMATOGRAPHY CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY ELECTROGRAPHY GENERATION GLASS HOLOGRAPHY JOINING GLASS TO GLASS OR OTHER MATERIALS MATERIALS THEREFOR METALLURGY MINERAL OR SLAG WOOL ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS SEMICONDUCTOR DEVICES SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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Beschreibung
Zusammenfassung:	A coated chamber component comprises a body and a protective ceramic coating deposited over a surface of the body, the protective ceramic coating being amorphous and comprising about 8-20% by weight yttrium, about 20-32% by weight aluminum, and about 60-70% by weight oxygen.