| 申请日期 | 2025-07-01 | 申请号 | EP07738569 |
| 公开（公告）号 | EP2020262A1 | 公开（公告）日 | 2009-02-04 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | Cataler Corporation; Daihatsu Motor Co Ltd | ||
| 简介 | An object of the present invention is to provide an exhaust gas-purifying catalyst that is less prone to cause a decrease in its activity even when used at high temperatures in an atmosphere whose oxygen concentration is high. An exhaust gas-purifying catalyst of the present invention includes a composite oxide of alkaline-earth metal and aluminum, and platinum, wherein at least a part of the composite oxide and at least a part of the platinum forms a solid solution. | ||
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