Patent ID: 8226855
Filing Date: 2012-07-24
Classification: C22C

Abstract:
1. A dispersion-strengthened platinum material, comprising a noble metal component and a dispersion-strengthening agent, wherein a proportion by mass of the noble metal component amounts to between 95 and 99% by weight and the noble metal component comprises platinum or a platinum alloy containing at least 55% by weight Pt, 0 to 30% by weight Rh, 0 to 30% by weight Au, and 0 to 40% by weight Pd, and wherein a remaining proportion by mass of more than 1% by weight of the dispersion-strengthened material is the dispersion-strengthening agent, wherein the dispersion-strengthening agent comprises at least 90% by weight metals oxidized with oxygen and comprises Zr and Sc, and wherein the dispersion-strengthened platinum material comprises 1 to 4% by weight Zr and 0.05 to 1% by weight Sc.