KR20210102417A - 촉매 물품 및 이를 제조하고 사용하는 방법 - Google Patents

촉매 물품 및 이를 제조하고 사용하는 방법 Download PDF

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KR20210102417A
KR20210102417A KR1020217022249A KR20217022249A KR20210102417A KR 20210102417 A KR20210102417 A KR 20210102417A KR 1020217022249 A KR1020217022249 A KR 1020217022249A KR 20217022249 A KR20217022249 A KR 20217022249A KR 20210102417 A KR20210102417 A KR 20210102417A
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layer
component
alumina
ceria
amount
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Korean (ko)
Inventor
알렉세이 뷔주노브
미쉘 디바
샤오라이 정
톈 뤄
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바스프 코포레이션
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    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/101—Three-way catalysts
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    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
KR1020217022249A 2018-12-19 2019-12-16 촉매 물품 및 이를 제조하고 사용하는 방법 Ceased KR20210102417A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862781630P 2018-12-19 2018-12-19
US62/781,630 2018-12-19
EP19152014.7 2019-01-16
EP19152014 2019-01-16
PCT/IB2019/060847 WO2020128785A1 (en) 2018-12-19 2019-12-16 Catalytic article and methods of manufacturing and using the same

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KR20210102417A true KR20210102417A (ko) 2021-08-19

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US (1) US12253015B2 (https=)
EP (1) EP3899223A4 (https=)
JP (1) JP7615030B2 (https=)
KR (1) KR20210102417A (https=)
CN (1) CN113260776A (https=)
BR (1) BR112021011904A2 (https=)
WO (1) WO2020128785A1 (https=)

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KR102891182B1 (ko) * 2018-12-19 2025-11-27 바스프 모바일 에미션스 카탈리스츠 엘엘씨 층상 촉매 조성물 및 촉매 물품 및 이를 제조 및 사용하는 방법
JP7466535B2 (ja) * 2019-05-31 2024-04-12 三井金属鉱業株式会社 排ガス浄化用触媒及び該排ガス浄化用触媒を用いた排ガス浄化システム
US11167272B2 (en) * 2019-07-15 2021-11-09 Ford Global Technologies, Llc Exhaust treatment system including nickel-containing catalyst
JP7475138B2 (ja) * 2019-12-27 2024-04-26 株式会社キャタラー 排ガス浄化用触媒
BR112023003288A2 (pt) * 2020-08-25 2023-03-21 Basf Corp Filtro de partículas, sistema para tratamento de gases de escape de um motor de combustão interna e método para o tratamento de gases de escape
US11766662B2 (en) * 2020-09-21 2023-09-26 Unifrax I Llc Homogeneous catalytic fiber coatings and methods of preparing same
US20240058791A1 (en) * 2020-12-16 2024-02-22 Basf Corporation Platinum group metal catalyst composition for twc application
JP7729748B2 (ja) * 2021-07-19 2025-08-26 株式会社キャタラー 排ガス浄化用触媒
US11986802B2 (en) * 2021-08-31 2024-05-21 Johnson Matthey Public Limited Company Transition metal incorporated alumina for improved three way catalysts
EP4226992A1 (en) * 2022-02-10 2023-08-16 Johnson Matthey Public Limited Company Improved catalysts for gasoline engine exhaust gas treatments
CN114700085B (zh) * 2022-05-07 2023-08-18 中自环保科技股份有限公司 一种高稳定性三效催化剂及制备方法
JPWO2024157955A1 (https=) * 2023-01-23 2024-08-02
CN118600223B (zh) * 2024-04-30 2025-08-12 湖南省金润碲业有限公司 一种从碱渣中高效回收铟的处理工艺

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4171288A (en) * 1977-09-23 1979-10-16 Engelhard Minerals & Chemicals Corporation Catalyst compositions and the method of manufacturing them
US20010026838A1 (en) * 1996-06-21 2001-10-04 Engelhard Corporation Monolithic catalysts and related process for manufacture
BR9909986A (pt) 1998-04-28 2000-12-26 Engelhard Corp Catalisadores monolìticos e processo afim para a fabricação
US6764665B2 (en) * 2001-10-26 2004-07-20 Engelhard Corporation Layered catalyst composite
US6912847B2 (en) 2001-12-21 2005-07-05 Engelhard Corporation Diesel engine system comprising a soot filter and low temperature NOx trap
US8506893B2 (en) 2008-04-23 2013-08-13 Ford Global Technologies, Llc Selective catalytic reduction catalyst system with expanded temperature window
GB2475740B (en) * 2009-11-30 2017-06-07 Johnson Matthey Plc Catalysts for treating transient NOx emissions
FR2959735B1 (fr) * 2010-05-06 2012-06-22 Rhodia Operations Composition a base d'oxydes de zirconium, de cerium d'au moins une autre terre rare, a porosite specifique, procede de preparation et utilisation en catalyse.
US8506912B1 (en) * 2012-02-07 2013-08-13 Ford Global Technologies, Llc Exhaust treatment system including a nickel-based catalyst
CN103861662B (zh) * 2012-12-13 2016-12-21 通用电气公司 带有氧化铝阻隔层的防结焦催化剂涂层
US9403157B2 (en) * 2013-04-29 2016-08-02 Ford Global Technologies, Llc Three-way catalyst comprising mixture of nickel and copper
US10252217B2 (en) * 2014-06-05 2019-04-09 Basf Corporation Catalytic articles containing platinum group metals and non-platinum group metals and methods of making and using same
US9764286B2 (en) * 2014-12-03 2017-09-19 Ford Global Technologies, Llc Zoned catalyst system for reducing N2O emissions
US10906032B2 (en) 2015-08-21 2021-02-02 Basf Corporation Exhaust gas treatment catalysts
DE102015225579A1 (de) * 2015-12-17 2017-06-22 Umicore Ag & Co. Kg Verfahren zur Verhinderung der Kontamination eines SCR-Katalysators mit Platin
EP3411147A4 (en) * 2016-02-03 2019-07-10 BASF Corporation MULTILAYER CATALYST COMPOSITION FOR INTERNAL COMBUSTION ENGINES
US11517854B2 (en) * 2017-02-14 2022-12-06 Basf Corporation PGM catalyst coupled with a non-PGM catalyst with HC oxidation capability
WO2020121245A1 (en) * 2018-12-13 2020-06-18 Basf Corporation Layered three-way conversion (twc) catalyst and method of manufacturing the catalyst

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