Title:
EXHAUST GAS PURIFICATION CATALYTIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/230763
Kind Code:
A1
Abstract:
This exhaust gas purification catalytic device 100 includes: a substrate 10; at least one type of noble-metal catalyst PGM that is supported on the substrate 10; and a coating layer 15 on the surface of the substrate 10. The substrate 10 includes a plurality of cells 12 which are demarcated by porous walls 11. The substrate 10 and the coating layer 15 each include ceria-zirconia composite oxide particles CZ.
Inventors:
IWATA KANA (JP)
ITOU MINORU (JP)
OHISHI SHUNSUKE (JP)
YOSHIDA TAKERU (JP)
KAKINOHANA MASARU (JP)
KAMITANI SATOSHI (JP)
SUZUKI HIROMASA (JP)
ITOU MINORU (JP)
OHISHI SHUNSUKE (JP)
YOSHIDA TAKERU (JP)
KAKINOHANA MASARU (JP)
KAMITANI SATOSHI (JP)
SUZUKI HIROMASA (JP)
Application Number:
PCT/JP2020/018862
Publication Date:
November 19, 2020
Filing Date:
May 11, 2020
Export Citation:
Assignee:
CATALER CORP (JP)
TOYOTA MOTOR CO LTD (JP)
TOYOTA MOTOR CO LTD (JP)
International Classes:
B01J35/04; B01D53/94; B01J23/63; F01N3/10; F01N3/28
Foreign References:
| JP2019058875A | 2019-04-18 | |||
| JP2017039069A | 2017-02-23 | |||
| JP2019058872A | 2019-04-18 | |||
| JP2018532573A | 2018-11-08 | |||
| JP2015188881A | 2015-11-02 | |||
| JP2015085241A | 2015-05-07 | |||
| JP2015077543A | 2015-04-23 | |||
| JP2008302304A | 2008-12-18 |
Other References:
See also references of EP 3970854A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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