| 摘要 |
<p>A method for controlling the carbon and/or oxygen content in a material suitable for powder metallurgical applications is disclosed, wherein the method comprises the steps of: (a) forming a feedstock composition comprising at least one powder, at least one platinum group metal selected from the group consisting of at least one of platinum, palladium, rhodium, ruthenium, iridium and osmium and at least one binder such as stearic acid, glycerine, polymethylmethacrylate, paraffin wax or carnauba wax (a particularly preferred binder is the binder developed by Egide UK); and (b) forming the material by powder injection molding; wherein at least a proportion of the carbon and/or oxygen is catalytically removed by the at least one platinum group metal.</p> |
