发明申请
- 专利标题: EXHAUST GAS PURIFICATION CATALYST
- 专利标题(中): 排气净化催化剂
-
申请号: US15031570申请日: 2014-10-06
-
公开(公告)号: US20160263564A1公开(公告)日: 2016-09-15
- 发明人: Kei MOROHOSHI , Tatsuya MIYAZAKI
- 申请人: TOYOTA JIDOSHA KABUSHIKI KAISHA
- 申请人地址: JP Toyota-shi, Aichi
- 专利权人: TOYOTA JIDOSHA KABUSHIKI KAISHA
- 当前专利权人: TOYOTA JIDOSHA KABUSHIKI KAISHA
- 当前专利权人地址: JP Toyota-shi, Aichi
- 优先权: JP2013-246391 20131128
- 国际申请: PCT/JP2014/076712 WO 20141006
- 主分类号: B01J29/85
- IPC分类号: B01J29/85 ; B01D53/94 ; B01J23/10 ; F01N3/20
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, and 1 wt % to 10 wt % 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.
公开/授权文献
- US10076748B2 Exhaust gas purification catalyst 公开/授权日:2018-09-18