Patent ID: 6455746
Filing Date: 2002-09-24
Classification: B01J,C07C,Y10S

Abstract:
Process for the preparation of nanometric polymetallic particles by reduction of a mixture of salts in solution in an organic solvent, comprising contacting the mixture with an alkali metal or alkaline earth metal hydride at a temperature of less than or equal to the reflux temperature of the solvent, wherein the mixture of salts in solution comprises at least one salt of a metal having a standard oxidation potential EÂ°Mn+/M at 25Â° C. of greater than âˆ’1.18 V and wherein an alkali metal, alkaline earth metal or transition metal alkoxide or an alkali metal, alkaline earth metal or transition metal aminoalkoxide is added to the mixture of salts in solution in the organic solvent.