Hydrogen evolution reaction catalyst for polymer electrolyte membrane(PEM) water electrolysis and fabrication method thereof

摘要

The present invention relates to a polyelectrolyte (PEM) water electrolysis hydrogen generation reaction catalyst and a method for producing the same, comprising a support, a ternary alloy particle supported in the support, The ternary alloy particle is platinum (Pt), It is characterized in that it contains scandium (Sc) and lanthanum (La) and is represented by the following formula (1). [Formula 1] Pt 3 Sc x La 1-x