MACHINABLE COATING WITH ENVIRONMENTAL BARRIER PROPERTIES

An article includes a barrier layer disposed on a bond coat. The barrier layer includes diffusive particles and gettering particles disposed in a matrix. The article also includes a machinable coating disposed on the barrier layer. A method of applying a coating to an article is also disclosed.

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Bibliographische Detailangaben
Hauptverfasser:	Abdi, Ahmed Abdillahi, Litton, David A
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ENGINE PLANTS IN GENERAL HEATING INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING METALLURGY NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION WEAPONS
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Beschreibung
Zusammenfassung:	An article includes a barrier layer disposed on a bond coat. The barrier layer includes diffusive particles and gettering particles disposed in a matrix. The article also includes a machinable coating disposed on the barrier layer. A method of applying a coating to an article is also disclosed.