Platinum alloy catalyst and process of preparing same.

摘要

Disclosed are a platinum-gold alloy catalyst having a high surface area and a high activity and a process of preparing the same. Gold is effective in depressing the element dissolution of the alloy so that the platinum alloy catalyst containing the gold possesses a high catalytic activity. The platinum alloy catalyst may further contain at least two metals selected from the group consisting of nickel, cobalt and manganese.