Title:
CATALYTIC ARTICLE FOR ENGINE EXHAUST GAS TREATMENT
Document Type and Number:
WIPO Patent Application WO/2024/008078
Kind Code:
A9
Abstract:
A catalytic article comprising a catalyst coating on a substrate, wherein the catalyst coating comprises at least one catalyst coating layer comprising a platinum group metal component in supported form and has a pore volume distribution such that a peak top of pore volume diameter at nano level is present in the range of from 90.0 nm to 140.0 nm and a peak top of pore volume diameter at micron level is present in the range of from 5.5 μm to 10.0 μm, in a logarithmic differential pore volume distribution as determined by mercury intrusion porosimetry. It also relates to a process for preparing the catalytic article and an exhaust treatment system comprising the catalytic article.
Inventors:
YANG NATING (CN)
JIN MIN (CN)
YANG XIAOSHUANG (CN)
SUN CHENGHAO (CN)
CHEN SHAU LIN (CN)
JIANG JUNCONG (CN)
JIN MIN (CN)
YANG XIAOSHUANG (CN)
SUN CHENGHAO (CN)
CHEN SHAU LIN (CN)
JIANG JUNCONG (CN)
Application Number:
PCT/CN2023/105720
Publication Date:
April 04, 2024
Filing Date:
July 04, 2023
Export Citation:
Assignee:
BASF CORP (US)
BASF CHINA CO LTD (CN)
BASF CHINA CO LTD (CN)
International Classes:
B01J23/63; B01D53/94; B01J37/02
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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