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US 2006/0216430 A1Published application
Plasma-sprayed layers of aluminium oxide
AssigneeDegussa AG
InventorsYi Deng, Monika Oswald, Klaus Deller, Rolf Clasen, Georg Fehringer
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Abstract
Plasma-sprayed layers of aluminium oxide on a substrate are produced by using a pyrogenically produced aluminium oxide, for example selected from the group consisting of borosilicate and steel, as starting powder.
Claims5
A layered substrate comprising plasma-sprayed layers of aluminum oxide particles on a substrate, wherein the particles of the aluminum oxide in the layer have a size of from 20 to 30 nm (nanometers and are predominately in the α-Al2O3-phase.
Dependencies are inferred from the claim text.