CPC C04B 41/009 (2013.01) [C04B 35/80 (2013.01); C04B 41/5057 (2013.01); C04B 41/5059 (2013.01); C04B 41/5071 (2013.01); C04B 41/522 (2013.01); C04B 2235/3826 (2013.01); C04B 2235/5244 (2013.01)] | 19 Claims |
1. A coated component comprising:
a ceramic substrate having a surface;
an intermediate layer directly on the surface of the ceramic substrate, wherein the intermediate layer comprises 50% to 99%, by weight of silicon carbide and a carbon-sink material dispersed within the silicon carbide, wherein the carbon-sink material inhibits accumulation of free carbon from a carbon-containing species within the intermediate layer, the ceramic substrate, or both; and
an environmental barrier coating on the intermediate layer.
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