Base metal and base metal modified diesel oxidation catalysts
    1.
    发明授权
    Base metal and base metal modified diesel oxidation catalysts 有权
    贱金属和贱金属改性柴油氧化催化剂

    公开(公告)号:US08778831B2

    公开(公告)日:2014-07-15

    申请号:US12408411

    申请日:2009-03-20

    Abstract: There is described a base metal modified Cerium containing oxide materials and their application as catalysts for the oxidation of CO and HC emissions from a compression ignition/diesel engine. These materials provide effective promotion of CO and HC oxidation function in the presence or absence of PGM and are based upon OIC/OS materials having a stable cubic crystal structure, and most especially to promoted OIC/OS materials wherein the promotion is achieved by the post-synthetic introduction of non-precious metals via a basic (alkaline) exchange process.

    Abstract translation: 描述了一种贱金属改性的含铈氧化物材料及其作为用于从压缩点火/柴油发动机氧化CO和HC排放物的催化剂的应用。 这些材料在存在或不存在PGM的情况下提供CO和HC氧化功能的有效促进,并且基于具有稳定立方晶体结构的OIC / OS材料,并且最特别地是促进OIC / OS材料,其中促进是通过后 通过碱性(碱性)交换过程合成引入非贵重金属。

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