| abstract |
Disclosed is an exhaust gas purification catalyst (10) which comprises at least two catalyst layers laminated on each other. The exhaust gas purification catalyst (10) comprises a catalyst layer (11) containing at least Rh and a catalyst layer (12) containing an oxide of at least one member selected from [Fe, Mn, Ni and Co]. The catalyst layer (12) containing an oxide of at least one member selected from [Fe, Mn, Ni and Co] is superposed on the catalyst layer (11) containing at least Rh. |