发明名称 |
Exhaust gas-purifying catalyst |
摘要 |
An exhaust gas-purifying catalyst (1) contains a rare-earth element, an alkaline-earth element, zirconium and a precious metal, wherein an atomic ratio of the alkaline-earth element with respect to a sum of the rare-earth element and the zirconium is 10 atomic % or more, a part of the rare-earth element and a part of zirconium form a composite oxide with at least a part of the alkaline-earth element, and the composite oxide and a part of the precious metal form a solid solution.
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申请公布号 |
US8133839(B2) |
申请公布日期 |
2012.03.13 |
申请号 |
US20060915317 |
申请日期 |
2006.06.02 |
申请人 |
MATSUEDA SATOSHI;KIMURA MAREO;HIRAI AKIMASA;NARITA KEIICHI;TANAKA HIROHISA;UENISHI MARI;TAN ISAO;TANIGUCHI MASASHI;CATALER CORPORATION;DAIHATSU MOTOR CO., LTD. |
发明人 |
MATSUEDA SATOSHI;KIMURA MAREO;HIRAI AKIMASA;NARITA KEIICHI;TANAKA HIROHISA;UENISHI MARI;TAN ISAO;TANIGUCHI MASASHI |
分类号 |
B01J23/00 |
主分类号 |
B01J23/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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