JP2023511668A5 - - Google Patents

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Publication number
JP2023511668A5
JP2023511668A5 JP2022544383A JP2022544383A JP2023511668A5 JP 2023511668 A5 JP2023511668 A5 JP 2023511668A5 JP 2022544383 A JP2022544383 A JP 2022544383A JP 2022544383 A JP2022544383 A JP 2022544383A JP 2023511668 A5 JP2023511668 A5 JP 2023511668A5
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JP
Japan
Prior art keywords
layer
oxide
cerium
zirconium
lanthanum
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JP2022544383A
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English (en)
Japanese (ja)
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JP2023511668A (ja
JP7751586B2 (ja
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Priority claimed from DE102020101876.2A external-priority patent/DE102020101876A1/de
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Publication of JP2023511668A5 publication Critical patent/JP2023511668A5/ja
Application granted granted Critical
Publication of JP7751586B2 publication Critical patent/JP7751586B2/ja
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JP2022544383A 2020-01-27 2021-01-26 経時劣化安定性が更に改善された二重層三元触媒 Active JP7751586B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102020101876.2 2020-01-27
DE102020101876.2A DE102020101876A1 (de) 2020-01-27 2020-01-27 Doppelschichtiger Dreiweg-Katalysator mit weiter verbesserter Alterungsstabilität
PCT/EP2021/051728 WO2021151876A1 (de) 2020-01-27 2021-01-26 Doppelschichtiger dreiweg-katalysator mit weiter verbesserter alterungsstabilität

Publications (3)

Publication Number Publication Date
JP2023511668A JP2023511668A (ja) 2023-03-22
JP2023511668A5 true JP2023511668A5 (https=) 2025-04-15
JP7751586B2 JP7751586B2 (ja) 2025-10-08

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ID=74553793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022544383A Active JP7751586B2 (ja) 2020-01-27 2021-01-26 経時劣化安定性が更に改善された二重層三元触媒

Country Status (7)

Country Link
US (1) US12296298B2 (https=)
EP (1) EP4096811A1 (https=)
JP (1) JP7751586B2 (https=)
KR (1) KR20220128670A (https=)
CN (1) CN114828988A (https=)
DE (1) DE102020101876A1 (https=)
WO (1) WO2021151876A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023198570A1 (de) 2022-04-11 2023-10-19 Umicore Ag & Co. Kg Abgassystem für überwiegend stöchiometrisch betriebene verbrennungsmotoren aufweisend einen katalysator zur verminderung der ammoniakemissionen
DE102023101763A1 (de) 2022-04-11 2023-10-12 Umicore Ag & Co. Kg Abgassystem für überwiegend stöchiometrisch betriebene Verbrennungsmotoren aufweisend einen Katalysator zur Verminderung der Ammoniakemissionen
US20250303365A1 (en) * 2022-05-30 2025-10-02 Mitsui Mining & Smelting Co., Ltd. Exhaust gas purification catalyst
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
DE102024111819A1 (de) 2024-04-26 2025-10-30 Umicore Ag & Co. Kg Doppelschichtiger Drei-Wege-Katalysator

Family Cites Families (23)

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Publication number Priority date Publication date Assignee Title
AU1843795A (en) 1994-06-17 1996-01-15 Engelhard Corporation Layered catalyst composite
DE19726322A1 (de) 1997-06-20 1998-12-24 Degussa Abgasreinigungskatalysator für Verbrennungsmotoren mit zwei katalytisch aktiven Schichten auf einem Tragkörper
EP1046423B8 (en) 1999-04-23 2007-11-21 Umicore AG & Co. KG Layered noble metal-containing exhaust gas catalyst and its preparation
US6846466B2 (en) * 2000-03-22 2005-01-25 Cataler Corporation Catalyst for purifying an exhaust gas
US7875250B2 (en) 2003-12-11 2011-01-25 Umicore Ag & Co. Kg Exhaust treatment device, and methods of making 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
US20060217263A1 (en) * 2005-03-24 2006-09-28 Tokyo Roki Co., Ltd Exhaust gas purification catalyst
JP4648089B2 (ja) 2005-05-27 2011-03-09 株式会社キャタラー 排ガス浄化用触媒
WO2008000449A2 (de) 2006-06-29 2008-01-03 Umicore Ag & Co. Kg Dreiweg-katalysator
US7517510B2 (en) * 2006-08-21 2009-04-14 Basf Catalysts Llc Layered catalyst composite
US7550124B2 (en) * 2006-08-21 2009-06-23 Basf Catalysts Llc Layered catalyst composite
JP4760625B2 (ja) 2006-09-06 2011-08-31 マツダ株式会社 排ガス浄化用触媒装置
EP1974809B1 (de) 2007-03-19 2010-09-29 Umicore AG & Co. KG Doppelschichtiger Dreiweg-Katalysator
US8007750B2 (en) 2007-07-19 2011-08-30 Basf Corporation Multilayered catalyst compositions
US20100124523A1 (en) 2008-11-19 2010-05-20 Basf Catalysts Llc Emissions Treatment Catalysts
JPWO2010101219A1 (ja) 2009-03-06 2012-09-10 株式会社アイシーティー 排ガス浄化用触媒
MX2016004759A (es) * 2013-10-22 2016-07-26 Sdcmaterials Inc Composiciones para trampas de oxidos de nitrogeno (nox) pobres.
EP3045226B1 (de) * 2015-01-19 2024-08-21 Umicore AG & Co. KG Doppelschichtiger Dreiweg-Katalysator mit verbesserter Alterungsstabilität
US20170189892A1 (en) 2015-12-31 2017-07-06 SDCmaterials, Inc. Layered catalysts for gasoline engine exhaust
JP6378222B2 (ja) * 2016-02-12 2018-08-22 トヨタ自動車株式会社 排ガス浄化触媒装置、排ガス浄化システム、及び排ガス浄化触媒装置の劣化検出方法
DE112017005130A5 (de) 2016-10-10 2019-08-01 Umicore Ag & Co. Kg Katalysatoranordnung
JP2019013895A (ja) * 2017-07-07 2019-01-31 株式会社Soken 排ガス浄化用触媒
CN110665501A (zh) 2019-09-23 2020-01-10 重庆海特弘业催化剂有限公司 一种汽车尾气净化三元催化剂的外层Rh涂层及其催化剂

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