| 发明名称 |
EXHAUST GAS PURIFICATION CATALYST |
| 摘要 |
Provided is an exhaust gas purification catalyst that purifies nitrogen oxides, comprising a catalyst support and cerium oxide loaded thereon, wherein
the catalyst support contains:at least one of zeolite selected from the group consisting of chabazite, SAPO-34 and SSZ-13, and1 wt % to 10 wt % wt % of copper, iron or a mixture thereof based on the weight of the catalyst; andthe amount of the cerium oxide is 1 wt % to 30 wt % based on the weight of the catalyst, and the cerium oxide has a crystallite diameter of 0.1 nm to 2.5 nm. |
| 申请公布号 |
US2016263564(A1) |
申请公布日期 |
2016.09.15 |
| 申请号 |
US201415031570 |
申请日期 |
2014.10.06 |
| 申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
MOROHOSHI Kei;MIYAZAKI Tatsuya |
| 分类号 |
B01J29/85;B01D53/94;B01J23/10;F01N3/20 |
主分类号 |
B01J29/85 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An exhaust gas purification catalyst that purifies nitrogen oxides, comprising: a catalyst support and cerium oxide loaded thereon, wherein
the catalyst support contains: at least one of zeolite selected from the group consisting of chabazite, SAPO-34 and SSZ-13, and 1 wt % to 10 wt % of copper, iron or a mixture thereof based on the weight of the catalyst; and the amount of the cerium oxide is 1 wt % to 30 wt % based on the weight of the catalyst, and the cerium oxide has a crystallite diameter of 0.1 nm to 2.5 nm. |
| 地址 |
Toyota-shi, Aichi JP |
