Patent ID: 7632331
Filing Date: 2009-12-15
Classification: B01J,B22F,B24B,B82Y,C01B,C01G,C01P,C09G,C09K,C22C,H01G,H01J,H01L,Y02P,Y10T

Abstract:
1. A method of preparing a product comprising particles having a metallic material phase coated with a coating of a metal oxide material phase, the method comprising the steps of: generating droplets dispersed in a flowing gas stream, the droplets comprising a liquid and a precursor for at least a component of the metal oxide material phase of the coated particles; and forming the coated particles, the forming comprising removal of liquid from the droplets at an elevated temperature in a reactor, wherein the coated particles have a weight average particle size of from about 0.1 μm to about 4 μm.