- 专利标题: Exhaust gas purification filter
-
申请号: US15473007申请日: 2017-03-29
-
公开(公告)号: US20170284247A1公开(公告)日: 2017-10-05
- 发明人: Satoshi KADOYA , Daisuke YOKOTA
- 申请人: Johnson Matthey Public Limited Company
- 优先权: JP2016-073878 20160401
- 主分类号: F01N3/035
- IPC分类号: F01N3/035 ; B01D53/94 ; F01N3/022 ; B01J23/44 ; B01J35/04 ; B01D46/24 ; B01J21/04
摘要:
[Summary][Problem]The problem addressed by the present invention lies in providing an exhaust gas purification filter which can efficiently treat particulate matter in exhaust gas.[Solution]The present invention provides an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 μm or greater is provided over at least 20% of the total length of the partitions in the lengthwise direction thereof, and the catalytic layer having a thickness of 10 μm or greater is not present on the partitions 15 mm from an outflow side.
公开/授权文献
- US10233803B2 Exhaust gas purification filter 公开/授权日:2019-03-19
信息查询
IPC分类: