EXHAUST GAS PURIFICATION CATALYST, EXHAUST GAS PURIFICATION MONOLITH CATALYST, AND METHOD FOR PRODUCING EXHAUST GAS PURIFICATION CATALYST

An exhaust gas purification catalyst contains a first catalyst in which an oxide of general formula (1): LaxM1-xM′O3-δ (where La is lanthanum, M is at least one selected from a group consisting of barium (Ba), strontium (Sr) and calcium (Ca), M′ is at least one selected from a group consisting of ir...

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Bibliographische Detailangaben
Hauptverfasser:	HANAKI YASUNARI, NAITO TETSURO, ITO JUNJI, WAKAMATSU HIRONORI, AKAISHI MISAKI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	An exhaust gas purification catalyst contains a first catalyst in which an oxide of general formula (1): LaxM1-xM′O3-δ (where La is lanthanum, M is at least one selected from a group consisting of barium (Ba), strontium (Sr) and calcium (Ca), M′ is at least one selected from a group consisting of iron (Fe), cobalt (Co), nickel (Ni) and manganese (Mn), δ is the amount of oxygen defect, and x and δ satisfy 0