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7001679 |
Protective overlayer for ceramics
A xenotime phosphate protective overlayer ( 22 ) for protecting a ceramic material ( 24 ) from a high temperature, moisture-containing environment. Yttrium phosphate may be used as a protective...
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6969555 |
Aluminate coating for a silicon containing substrate
A coating for silicon based materials such as those used in high temperature, aqueous environments. An aspect of the invention is directed to an article including a silicon based substrate, a bond...
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6929852 |
Protective overlayer for ceramics
An alumina comprising composition protective overlayer ( 20 ) for protecting a ceramic matrix composite material ( 12 ) from a high temperature, moisture-containing environment. Alumina may be used...
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EP1044947B1 |
Method for applying a barrier layer to a silicon based substrate and an article prepared in accordance with the method
Abstract of EP1044947 A method for applying a barrier layer which comprises a barium-strontium aluminosilicate to a silicon containing substrate which inhibits the formation of cracks.
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6844075 |
Environmental barrier coating
A coating for a silicon based material such as those used in high temperature environments. An aspect of the invention is directed to an environmental barrier coating including a silicon bond coat,...
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6759151 |
Multilayer article characterized by low coefficient of thermal expansion outer layer
A multilayer article comprises a substrate comprising a ceramic or a silicon-containing metal alloy. The ceramic is a Si-containing ceramic or an oxide ceramic with or without silicon. An outer...
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6733908 |
Multilayer article having stabilized zirconia outer layer and chemical barrier layer
A multilayer article includes a substrate that includes at least one of a ceramic compound and a Si-containing metal alloy. An outer layer includes stabilized zirconia. Intermediate layers are...
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EP1403233A1 |
An article comprising a silicon based substrate
Abstract not available
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6630200 |
Method of making a ceramic with preferential oxygen reactive layer
A method of forming an article. The method comprises forming a silicon-based substrate that is oxidizable by reaction with an oxidant to form at least one gaseous product and applying an...
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6517960 |
Ceramic with zircon coating
An article comprises a silicon-containing substrate and a zircon coating. The article can comprise a silicon carbide/silicon (SiC/Si) substrate, a zircon (ZrSiO 4 ) intermediate coating and an...
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6485848 |
Coated article and method of making
An article includes a silicon-containing substrate and a modified mullite coating. The modified mullite coating comprises mullite and a modifier component that reduces cracks in the modified...
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6468648 |
Plasma sprayed mullite coatings on silicon based ceramic materials
Coatings containing at least 85% by volume crystalline mullite with less than 15% by volume of amorphous material and mullite dissociation phases are plasma sprayed onto the surface of a silicon...
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6410148 |
Silicon based substrate with environmental/ thermal barrier layer
A barrier layer for a silicon containing substrate which inhibits the formation of gaseous species of silicon when exposed to a high temperature aqueous environment comprises a barium-strontium...
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EP1047653B1 |
PLASMA SPRAYED MULLITE COATINGS ON SILICON BASED CERAMIC MATERIALS
Abstract not available for EP1047653 Abstract of corresponding document: US5869146 Coatings containing at least 85% by volume crystalline mullite with less than 15% by volume of amorphous material...
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6299988 |
Ceramic with preferential oxygen reactive layer
An article comprises a silicon-containing substrate and an external environmental/thermal barrier coating. The external environmental/thermal barrier coating is permeable to diffusion of an...
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6296909 |
Method for thermally spraying crack-free mullite coatings on ceramic-based substrates
A process for depositing a mullite coating on a silicon-based material, such as those used to form articles exposed to high temperatures and including the hostile thermal environment of a gas...
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6254935 |
Method for applying a barrier layer to a silicon based substrate
A method for applying a barrier layer which comprises a barium-strontium aluminosilicate to a silicon containing substrate which inhibits the formation of cracks.
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EP1044947A2 |
Method for applying a barrier layer to a silicon based substrate and an article prepared in accordance with the method
A method for applying a barrier layer which comprises a barium-strontium aluminosilicate to a silicon containing substrate which inhibits the formation of cracks.
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EP1044943A1 |
Silicon based substrate with environmental/thermal barrier layer
A barrier layer for a silicon containing substrate which inhibits the formation of gaseous species of silicon when exposed to a high temperature aqueous environment comprises a barium-strontium...
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6129954 |
Method for thermally spraying crack-free mullite coatings on ceramic-based substrates
A process for depositing a mullite coating on a silicon-based material, such as those used to form articles exposed to high temperatures and including the hostile thermal environment of a gas...
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5985470 |
Thermal/environmental barrier coating system for silicon-based materials
A coating system for a substrate containing a silicon-based material, such as silicon carbide-containing ceramic matrix materials containing silicon carbide and used to form articles exposed to...
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5985205 |
Reducing wear between structural fiber reinforced ceramic matrix composite parts
Structural ceramic matrix composite material to be employed as automotive engine parts and the like is provided with erosion-resistant qualities in several ways. For one, an erosion-resistant...
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5891528 |
Printed circuit board process using plasma spraying of conductive metal
A printed circuit board is formed by selectively conditioning at least one surface of a substrate with a pattern including selected areas conditioned to receiving metal, and non-selected areas to...
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5891527 |
Printed circuit board process using plasma spraying of conductive metal
A printed circuit board is formed by preparing at least one surface of a substrate with a pattern including selected areas for receiving metal, and non-selected areas to which metal will not...
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5869146 |
Plasma sprayed mullite coatings on silicon based ceramic materials
Coatings containing at least 85% by volume crystalline mullite with less than 15% by volume of amorphous material and mullite dissociation phases are plasma sprayed onto the surface of a silicon...
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