Positive electrode catalyst for air secondary battery, positive electrode catalyst layer for air secondary battery and air secondary battery

摘要

(i) A cathode catalyst for air secondary batteries comprising an oxyhydroxide of a metal, (ii) A cathode catalyst for air secondary batteries comprising the oxyhydroxide of a metal and a metal complex, (iii) A cathode catalyst layer for air secondary batteries comprising the catalyst and (iv) An air secondary battery comprising them.