JPH1170332A5 - - Google Patents

Info

Publication number
JPH1170332A5
JPH1170332A5 JP1998171128A JP17112898A JPH1170332A5 JP H1170332 A5 JPH1170332 A5 JP H1170332A5 JP 1998171128 A JP1998171128 A JP 1998171128A JP 17112898 A JP17112898 A JP 17112898A JP H1170332 A5 JPH1170332 A5 JP H1170332A5
Authority
JP
Japan
Prior art keywords
aluminum oxide
finely divided
crystalline structure
transition phase
surface solid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1998171128A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1170332A (ja
JP4056629B2 (ja
Filing date
Publication date
Priority claimed from DE19726322A external-priority patent/DE19726322A1/de
Application filed filed Critical
Publication of JPH1170332A publication Critical patent/JPH1170332A/ja
Publication of JPH1170332A5 publication Critical patent/JPH1170332A5/ja
Application granted granted Critical
Publication of JP4056629B2 publication Critical patent/JP4056629B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP17112898A 1997-06-20 1998-06-18 内燃機関用排気ガス浄化触媒およびその製造方法 Expired - Lifetime JP4056629B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19726322.4 1997-06-20
DE19726322A DE19726322A1 (de) 1997-06-20 1997-06-20 Abgasreinigungskatalysator für Verbrennungsmotoren mit zwei katalytisch aktiven Schichten auf einem Tragkörper

Publications (3)

Publication Number Publication Date
JPH1170332A JPH1170332A (ja) 1999-03-16
JPH1170332A5 true JPH1170332A5 (enExample) 2005-09-22
JP4056629B2 JP4056629B2 (ja) 2008-03-05

Family

ID=7833194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17112898A Expired - Lifetime JP4056629B2 (ja) 1997-06-20 1998-06-18 内燃機関用排気ガス浄化触媒およびその製造方法

Country Status (5)

Country Link
EP (1) EP0885650B1 (enExample)
JP (1) JP4056629B2 (enExample)
AR (1) AR013112A1 (enExample)
BR (1) BRPI9802036B8 (enExample)
DE (2) DE19726322A1 (enExample)

Families Citing this family (77)

* Cited by examiner, † Cited by third party
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JP2000073817A (ja) * 1998-08-28 2000-03-07 Toyota Motor Corp 内燃機関の排気浄化装置
DE19908394A1 (de) 1999-02-26 2000-08-31 Degussa Katalysatormaterial und Verfahren zu seiner Herstellung
EP1046423B8 (en) * 1999-04-23 2007-11-21 Umicore AG & Co. KG Layered noble metal-containing exhaust gas catalyst and its preparation
US6294140B1 (en) 1999-04-23 2001-09-25 Degussa Ag Layered noble metal-containing exhaust gas catalyst and its preparation
JP3688974B2 (ja) * 1999-05-24 2005-08-31 ダイハツ工業株式会社 排ガス浄化用触媒
US6881384B1 (en) * 1999-08-30 2005-04-19 Daihatsu Motor Co., Ltd. Catalytic converter for cleaning exhaust gas
JP3688947B2 (ja) * 1999-09-03 2005-08-31 ダイハツ工業株式会社 排気ガス浄化用触媒
JP3688945B2 (ja) * 1999-08-30 2005-08-31 ダイハツ工業株式会社 排気ガス浄化用触媒
JP3902362B2 (ja) * 1999-09-14 2007-04-04 ダイハツ工業株式会社 排気ガス浄化用触媒
JP3688953B2 (ja) * 1999-10-08 2005-08-31 ダイハツ工業株式会社 排気ガス浄化用触媒
JP2001104785A (ja) * 1999-10-08 2001-04-17 Daihatsu Motor Co Ltd 排気ガス浄化用触媒
JP2002079106A (ja) * 2000-06-29 2002-03-19 Mazda Motor Corp 排気ガス浄化用触媒、及び排気ガス浄化装置
US6866834B2 (en) * 2001-03-12 2005-03-15 Nissan Motor Co., Ltd. NOx reduction catalyst and NOx reduction system
US6725656B2 (en) 2001-12-07 2004-04-27 Dan T. Moore Company Insulated exhaust manifold
AU2002346693A1 (en) * 2001-12-07 2003-06-23 Dan T. Moore Company Insulated exhaust manifold having internal catalyst support body
AU2002359924A1 (en) * 2001-12-28 2003-07-24 Valtion Teknillinen Tutkimuskeskus Process for catalytic reduction of nitrogen oxides and catalyst therefor
US7022644B2 (en) * 2002-02-20 2006-04-04 Engelhard Corporation Hydrogen sulfide-suppressing catalyst compositions
CN1682020B (zh) 2002-09-13 2012-11-14 约翰逊马西有限公司 一种压燃式发动机及处理压燃式发动机废气的方法
WO2005058495A1 (en) * 2003-12-18 2005-06-30 Chiyoda Corporation Catalyst for manufacturing synthesis gas and method of manufacturing synthesis gas using the same
JP4507717B2 (ja) * 2004-01-16 2010-07-21 マツダ株式会社 排気ガス浄化用触媒
US7795172B2 (en) 2004-06-22 2010-09-14 Basf Corporation Layered exhaust treatment catalyst
JP4826207B2 (ja) * 2005-10-28 2011-11-30 日産自動車株式会社 排ガス浄化触媒及び排ガス浄化触媒の製造方法
KR20090045214A (ko) 2006-06-29 2009-05-07 우미코레 아게 운트 코 카게 삼원 촉매
JP2008100152A (ja) * 2006-10-18 2008-05-01 Cataler Corp 排ガス浄化用触媒
JP5173180B2 (ja) 2006-10-30 2013-03-27 株式会社キャタラー 排ガス浄化用触媒
JP4853291B2 (ja) * 2007-01-10 2012-01-11 日産自動車株式会社 排気ガス浄化触媒及びその製造方法
DE502007005188D1 (de) 2007-03-19 2010-11-11 Umicore Ag & Co Kg Doppelschichtiger Dreiweg-Katalysator
EP1974810B1 (de) 2007-03-19 2010-08-18 Umicore AG & Co. KG Palladium-Rhodium Einfachschicht Katalysator
ATE457813T1 (de) * 2007-09-28 2010-03-15 Umicore Ag & Co Kg Entfernung von partikeln aus dem abgas von mit überwiegend stöchiometrischem luft/kraftstoff- gemisch betriebenen verbrennungsmotoren
US8475752B2 (en) * 2008-06-27 2013-07-02 Basf Corporation NOx adsorber catalyst with superior low temperature performance
WO2010008073A1 (ja) * 2008-07-17 2010-01-21 株式会社 キャタラー 排ガス浄化用触媒
JP5796928B2 (ja) * 2008-08-27 2015-10-21 ユミコア日本触媒株式会社 排ガス浄化用触媒およびこれを用いた排ガス浄化方法
FR2937882B1 (fr) * 2008-11-03 2011-04-08 Peugeot Citroen Automobiles Sa Procede de dimensionnement d'un catalyseur d'oxydation.
JP5556022B2 (ja) * 2009-02-16 2014-07-23 マツダ株式会社 排気ガス浄化用触媒
FR2948300B1 (fr) * 2009-07-21 2011-10-28 Peugeot Citroen Automobiles Sa Catalyseur, utilisation de ce catalyseur pour le traitement des gaz d'echappement recircules
US8833064B2 (en) 2009-11-06 2014-09-16 Basf Corporation Small engine layered catalyst article and method of making
US8828343B2 (en) 2010-03-05 2014-09-09 Basf Corporation Carbon monoxide conversion catalyst
US8668877B2 (en) 2010-11-24 2014-03-11 Basf Corporation Diesel oxidation catalyst articles and methods of making and using
JP2013027876A (ja) * 2012-11-05 2013-02-07 Cataler Corp 排ガス浄化用触媒
US9662638B2 (en) 2013-01-08 2017-05-30 Umicore Ag & Co. Kg Catalyst for reducing nitrogen oxides
EP2769760A1 (de) * 2013-02-21 2014-08-27 Umicore AG & Co. KG Katalysator zur Reduktion von Stickoxiden
EP2982434A1 (de) 2014-08-05 2016-02-10 Umicore AG & Co. KG Katalysator zur Reduktion von Stickoxiden
EP2985068A1 (de) 2014-08-13 2016-02-17 Umicore AG & Co. KG Katalysator-System zur Reduktion von Stickoxiden
EP3045226B1 (de) 2015-01-19 2024-08-21 Umicore AG & Co. KG Doppelschichtiger Dreiweg-Katalysator mit verbesserter Alterungsstabilität
DE102016101761A1 (de) 2016-02-02 2017-08-03 Umicore Ag & Co. Kg Katalysator zur Reduktion von Stickoxiden
US20200030745A1 (en) 2016-02-22 2020-01-30 Umicore Ag & Co. Kg Catalyst for reduction of nitrogen oxides
EP3257571A1 (de) 2016-06-13 2017-12-20 Umicore AG & Co. KG Partikelfilter mit integrierter nox-speicher- und h2s-sperrfunktion
US20190224649A1 (en) 2016-07-29 2019-07-25 Umicore Ag & Co. Kg Catalyst for reduction of nitrogen oxides
DE112017005130A5 (de) 2016-10-10 2019-08-01 Umicore Ag & Co. Kg Katalysatoranordnung
EP3450015A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung
JP2020531240A (ja) 2017-08-31 2020-11-05 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ 排気ガスを浄化するためのパラジウム／ゼオライト系受動的窒素酸化物吸着剤触媒
EP3450016A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung
EP3449999A1 (de) 2017-08-31 2019-03-06 Umicore Ag & Co. Kg Passiver stickoxid-adsorber
JP2020531241A (ja) 2017-08-31 2020-11-05 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ 排気ガスを浄化するための受動的窒素酸化物吸着剤としてのパラジウム／白金／ゼオライト系触媒の使用
EP3459617B1 (de) 2017-09-22 2020-01-29 Umicore Ag & Co. Kg Partikelfilter mit integrierten katalytischen funktionen
US10711674B2 (en) 2017-10-20 2020-07-14 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber catalyst
EP3501648B2 (de) 2017-12-19 2026-06-10 Umicore AG & Co. KG Katalytisch aktives partikelfilter
EP3501647A1 (de) 2017-12-19 2019-06-26 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
EP3505245B1 (de) 2017-12-19 2019-10-23 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
US20200378286A1 (en) 2018-01-05 2020-12-03 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber
EP3613503A1 (en) 2018-08-22 2020-02-26 Umicore Ag & Co. Kg Passive nitrogen oxide adsorber
EP3616792A1 (de) 2018-08-28 2020-03-04 Umicore Ag & Co. Kg Stickoxid-speicherkatalysator
EP3623047B1 (de) 2018-09-17 2021-02-24 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
US11439952B2 (en) 2018-11-16 2022-09-13 Umicore Ag & Co. Kg Low temperature nitrogen oxide adsorber
CN113272057A (zh) 2019-01-08 2021-08-17 优美科股份公司及两合公司 具有氧化催化活性功能的被动氮氧化物吸附器
EP3695902B1 (de) 2019-02-18 2021-09-01 Umicore Ag & Co. Kg Katalysator zur reduktion von stickoxiden
WO2020200398A1 (de) 2019-03-29 2020-10-08 Umicore Ag & Co. Kg Katalytisch aktives partikelfilter
EP3824988B1 (en) 2019-11-20 2025-03-05 Umicore AG & Co. KG Catalyst for reducing nitrogen oxides
DE102020101876A1 (de) 2020-01-27 2021-07-29 Umicore Ag & Co. Kg Doppelschichtiger Dreiweg-Katalysator mit weiter verbesserter Alterungsstabilität
CN113304745B (zh) * 2021-06-04 2022-08-12 中自环保科技股份有限公司 一种Pt-Pd-Rh三元催化剂及其制备方法
DE102021118802A1 (de) 2021-07-21 2023-01-26 Umicore Ag & Co. Kg Abgasreinigungssystem zur Reinigung von Abgasen von Benzinmotoren
DE102021118803A1 (de) 2021-07-21 2023-01-26 Umicore Ag & Co. Kg Abgasreinigungssystem zur Reinigung von Abgasen von Benzinmotoren
DE102021118801A1 (de) 2021-07-21 2023-01-26 Umicore Ag & Co. Kg Abgasreinigungssystem zur Reinigung von Abgasen von Benzinmotoren
EP4302862A1 (en) 2022-07-06 2024-01-10 Johnson Matthey Public Limited Company Lean nox trap
DE102022130469A1 (de) 2022-11-17 2024-05-23 Umicore Ag & Co. Kg Verfahren und Vorrichtung zum Herstellen eines Substrats für eine Abgasnachbehandlungseinrichtung
DE102023117464A1 (de) 2023-07-03 2025-01-09 Umicore Ag & Co. Kg Verfahren und Vorrichtung zum Herstellen eines Substrats für eine Abgasnachbehandlungseinrichtung
DE102023132075A1 (de) 2023-11-17 2025-05-22 Umicore Ag & Co. Kg Katalytischer Partikelfilter

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SE462143C (sv) * 1988-03-07 1996-02-19 Heraeus Gmbh W C Katalysator för bilavgasrening, förfarande för framställning därav samt användning därav
JPH0338250A (ja) * 1989-07-06 1991-02-19 Mazda Motor Corp 排気ガス浄化用触媒
US5057483A (en) * 1990-02-22 1991-10-15 Engelhard Corporation Catalyst composition containing segregated platinum and rhodium components
US5212142A (en) * 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
DE69417889T2 (de) * 1993-06-25 1999-10-07 Engelhard Corp., Iselin Zusammengesetzten schichtkatalysator
AU1843795A (en) * 1994-06-17 1996-01-15 Engelhard Corporation Layered catalyst composite
JP3358766B2 (ja) * 1994-12-16 2002-12-24 トヨタ自動車株式会社 排ガス浄化用触媒
JPH08229395A (ja) * 1995-02-24 1996-09-10 Mazda Motor Corp 排気ガス浄化用触媒
JP3799651B2 (ja) * 1995-04-28 2006-07-19 マツダ株式会社 排気ガス浄化用触媒
US5741467A (en) * 1995-06-07 1998-04-21 Asec Manufacturing Palladium catalyst washcoat supports for improved methane oxidation in natural gas automotive emission catalysts
JP3861303B2 (ja) * 1995-10-31 2006-12-20 トヨタ自動車株式会社 排ガス浄化用触媒
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