METHOD OF PRODUCING CATALYST FOR EXHAUST GAS PURIFICATION

摘要

PROBLEM TO BE SOLVED: To provide a method of producing an excellent catalyst for exhaust gas purification.SOLUTION: A method of producing a catalyst for exhaust gas purification comprises adding a reductant to a mixed solution comprising rhodium salt, aurate and bromide ions to generate fine particles comprising rhodium and gold, and then making the fine particles carried on a catalyst carrier.