H - Electricity – 01 – B
Patent
H - Electricity
01
B
117/111, 117/74
H01B 3/12 (2006.01) C23C 18/12 (2006.01)
Patent
CA 1284748
PLATINUM OR RHODIUM CATALYZED MULTILAYER CERAMIC COATINGS FROM HYDROGEN SILSESQUIOXANE RESIN AND METAL OXIDES ABSTRACT This invention relates to materials produced by diluting in a solvent a platinum or rhodium catalyzed preceramic mixture of a hydrogen silsesquioxane resin and a metal oxide precursor selected from the group consisting of an aluminum alkoxide, a titanium alkoxide, and a zirconium alkoxide. The preceramic mixture solvent solution is applied to a substrate and ceramified by heating. One or more ceramic coatings containing silicon carbon, silicon nitrogen, or silicon carbon nitrogen can be applied over the ceramified SiO2/metal oxide coating. A CVD or PECVD top coating can be applied for further protection. The invention is particularly useful for coating electronic devices.
549578
Haluska Loren A.
Michael Keith W.
Tarhay Leo
Dow Corning Corporation
Gowling Lafleur Henderson Llp
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