| 摘要 |
New fine and homogeneous powders of stabilized zirconia. …<??>They are prepared by a process of the type comprising a fine powder of stabilized zirconia, of the type comprising the heat treatment of an aerosol containing a precursor of the said stabilized zirconia, and characterised in that, on the one hand, the said precursor is a mixture, in a solvent, of at least one inorganic zirconium salt and of at least one inorganic salt of the stabilizing compound, and in that, on the other hand, the heat treatment of the aerosol comprises at least:… - heating to a temperature of between 400 DEG and 500 DEG C for a period of between 4 seconds and two hours,… - and a calcination at a temperature of between 650 DEG and 1250 DEG C. |
