DIESEL OXIDATION CATALYST
    6.
    发明专利

    公开(公告)号:CA2994154A1

    公开(公告)日:2017-02-02

    申请号:CA2994154

    申请日:2016-07-29

    Applicant: BASF CORP

    Abstract: An oxidation catalyst composite, methods, and systems for the treatment of exhaust gas emis-sions from a diesel engine are described. More particularly, described is an oxidation catalyst composite including a first oxidation material comprising a first refractory metal oxide support, a rare earth oxide, and palladium (Pd); a second oxidation material comprising a second refractory metal oxide, and platinum (Pt) and palladium (Pd); and a protective overlayer comprising a third refractory metal oxide, platinum (Pt) and, optionally, palladium (Pd), and a molecular sieve promoted with a metal selected from one or more of Cu, Fe, Co, Ni, Mn, V, and, Ag. The oxida-tion catalyst composite is sulfur tolerant.

    DIESEL OXIDATION CATALYST
    7.
    发明专利

    公开(公告)号:ZA201801213B

    公开(公告)日:2020-05-27

    申请号:ZA201801213

    申请日:2018-02-22

    Applicant: BASF CORP

    Abstract: An oxidation catalyst composite, methods, and systems for the treatment of exhaust gas emis-sions from a diesel engine are described. More particularly, described is an oxidation catalyst composite including a first oxidation material comprising a first refractory metal oxide support, a rare earth oxide, and palladium (Pd); a second oxidation material comprising a second refractory metal oxide, and platinum (Pt) and palladium (Pd); and a protective overlayer comprising a third refractory metal oxide, platinum (Pt) and, optionally, palladium (Pd), and a molecular sieve promoted with a metal selected from one or more of Cu, Fe, Co, Ni, Mn, V, and, Ag. The oxid-ation catalyst composite is sulfur tolerant.

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