Wednesday, July 20, 2011

US Patent 7981464 - Nanopowder electronics

This patent is from PPG Industries Ohio with priority going back to 1996 and includes some basic claims to manufacturing electronics from ceramic nanopowder materials. Claim 1 reads:

1. A method for manufacturing a product comprising one or more passive electronic components, wherein the method comprises:

suspending ceramic nanopowders in a solvent, thereby preparing a nanopowder dispersion or paste;

forming a layer from the nanopowder dispersion or paste such that the average grain size of the nanopowder in the layer is equal to or less than 100 nanometers; and

wherein the layer provides at least one passive electronic device function selected from the group consisting of capacitor, resistor, varistor and inductor.