DE69705901T2 - Katalysator zur Reinigung von Abgasen - Google Patents

Katalysator zur Reinigung von Abgasen

Info

Publication number
DE69705901T2
DE69705901T2 DE69705901T DE69705901T DE69705901T2 DE 69705901 T2 DE69705901 T2 DE 69705901T2 DE 69705901 T DE69705901 T DE 69705901T DE 69705901 T DE69705901 T DE 69705901T DE 69705901 T2 DE69705901 T2 DE 69705901T2
Authority
DE
Germany
Prior art keywords
exhaust gases
catalytic converter
cleaning exhaust
cleaning
catalytic
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.)
Expired - Lifetime
Application number
DE69705901T
Other languages
English (en)
Other versions
DE69705901D1 (de
Inventor
Norihiko Aono
Seiji Tanaka
Koichi Kasahara
Toshinobu Furutani
Kotaro Hayashi
Hideaki Ueno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cataler Corp
Toyota Motor Corp
Original Assignee
Cataler Industrial Co Ltd
Toyota Motor Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cataler Industrial Co Ltd, Toyota Motor Corp filed Critical Cataler Industrial Co Ltd
Application granted granted Critical
Publication of DE69705901D1 publication Critical patent/DE69705901D1/de
Publication of DE69705901T2 publication Critical patent/DE69705901T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/031—Precipitation
    • B01J37/033—Using Hydrolysis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
DE69705901T 1996-08-30 1997-09-01 Katalysator zur Reinigung von Abgasen Expired - Lifetime DE69705901T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP23111796 1996-08-30
JP29162296 1996-11-01
JP05370797A JP3379627B2 (ja) 1996-08-30 1997-03-07 排ガス浄化用触媒

Publications (2)

Publication Number Publication Date
DE69705901D1 DE69705901D1 (de) 2001-09-06
DE69705901T2 true DE69705901T2 (de) 2002-01-03

Family

ID=27295044

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69705901T Expired - Lifetime DE69705901T2 (de) 1996-08-30 1997-09-01 Katalysator zur Reinigung von Abgasen

Country Status (3)

Country Link
EP (1) EP0826410B1 (de)
JP (1) JP3379627B2 (de)
DE (1) DE69705901T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2682184A3 (de) * 2012-07-05 2014-09-10 MAN Truck & Bus AG Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1060128A4 (de) 1998-02-24 2005-08-03 Rotem Amfert Negev Ltd Modifiziertes titandioxid und herstellungsverfahren
JP2000342966A (ja) * 1999-06-08 2000-12-12 Toyota Motor Corp 排ガス浄化用触媒及び排ガス浄化方法
WO2001014054A1 (en) * 1999-08-23 2001-03-01 Rotem Amfert Negev Ltd. Silicon-containing titanium dioxyde, method for preparing the same and catalytic compositions thereof
DE10020100A1 (de) * 2000-04-22 2001-10-31 Dmc2 Degussa Metals Catalysts Verfahren und Katalysator zur Reduktion von Stickoxiden
JP4889873B2 (ja) 2000-09-08 2012-03-07 日産自動車株式会社 排気ガス浄化システム、これに用いる排気ガス浄化触媒及び排気浄化方法
WO2002051540A1 (de) * 2000-12-22 2002-07-04 Basf Aktiengesellschaft Oxidkatalysatoren enthaltend zuminest silika und gruppe ivp oxid
US7138358B2 (en) * 2001-11-13 2006-11-21 Sud-Chemie Inc. Catalyzed diesel particulate matter filter with improved thermal stability
JP2004041852A (ja) * 2002-07-09 2004-02-12 Ngk Insulators Ltd 触媒用担体及び触媒体
US7037875B2 (en) * 2003-04-04 2006-05-02 Engelhard Corporation Catalyst support
DE10352816A1 (de) 2003-11-12 2005-06-09 Sachtleben Chemie Gmbh Verfahren zur Herstellung eines hochtemperaturstabilen, TiO2-haltigen Katalysators oder Katalysatorträgers
JP4526907B2 (ja) * 2004-09-15 2010-08-18 エヌ・イーケムキャット株式会社 排ガス浄化用チタニア系酸化触媒、排ガス浄化用触媒構造体および排ガス浄化方法
JP4818691B2 (ja) * 2005-11-09 2011-11-16 日揮触媒化成株式会社 ハニカム成形体およびその製造方法
WO2010106146A1 (en) 2009-03-20 2010-09-23 Basf Se Manufacture process for titanium dioxide materials with high surface areas and high thermal stability
JP4998579B2 (ja) 2010-04-01 2012-08-15 トヨタ自動車株式会社 排気浄化触媒
CN103269788A (zh) 2010-06-29 2013-08-28 萨克特本化学有限责任公司 低碱催化剂材料及其制备方法
EP3042720B1 (de) 2013-09-05 2018-10-03 N.E. Chemcat Corporation Oxidationskatalysator zur abgasreinigung, katalysatorstruktur zur abgasreinigung und abgasreinigungsverfahren damit
JP6627417B2 (ja) * 2015-10-28 2020-01-08 日本製鉄株式会社 排ガス中の未燃成分の除去方法及び排ガス中の窒素酸化物の除去方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI873445A (fi) * 1986-09-30 1988-03-31 Kraftwerk Union Ag Katalysatorbaerare.
DE3906136C1 (de) * 1989-02-28 1990-08-09 Degussa Ag, 6000 Frankfurt, De
GB9213140D0 (en) * 1992-06-20 1992-08-05 Tioxide Specialties Ltd Preparation of anatase titanium dioxide
DE4229471A1 (de) * 1992-09-03 1994-03-10 Man Nutzfahrzeuge Ag Verfahren zur Reinigung der Abgase von Dieselmotoren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2682184A3 (de) * 2012-07-05 2014-09-10 MAN Truck & Bus AG Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators

Also Published As

Publication number Publication date
EP0826410A3 (de) 1998-04-29
DE69705901D1 (de) 2001-09-06
JPH10180096A (ja) 1998-07-07
EP0826410B1 (de) 2001-08-01
EP0826410A2 (de) 1998-03-04
JP3379627B2 (ja) 2003-02-24

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Legal Events

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)