KR970069118A - 배기 가스 정화용 촉매 - Google Patents

배기 가스 정화용 촉매 Download PDF

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Publication number
KR970069118A
KR970069118A KR1019970005064A KR19970005064A KR970069118A KR 970069118 A KR970069118 A KR 970069118A KR 1019970005064 A KR1019970005064 A KR 1019970005064A KR 19970005064 A KR19970005064 A KR 19970005064A KR 970069118 A KR970069118 A KR 970069118A
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South Korea
Prior art keywords
catalyst
purifying exhaust
exhaust gases
exhaust gas
formula
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KR1019970005064A
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KR100452573B1 (ko
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히로히사 다나카
기미요시 가네코
Original Assignee
신구 이이치
다이하쓰고교 가부시키가이샤
야마모토 요시히코
훗코가가쿠고교 가부시키가이샤
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Publication of KR970069118A publication Critical patent/KR970069118A/ko
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Publication of KR100452573B1 publication Critical patent/KR100452573B1/ko

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    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • 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
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)

Abstract

900℃를 초과하는 고온하에서 장기간 사용하여도 탁월한 촉매적 정화 활성을 나타내며, 화학식(1)로 표현되는 내열성 산화물과 귀금속을 포함하는 배기 가스 정화용 촉매에 관한 것이다.
AMnXAl12-XO19(1)
상기 화학식(1)에서, A는 알칼리 금속 및/또는 회토류 원소로 치환될 수 있는 알칼리 토금속을 나타내며, X는 0.5 내지 4의 원자비를 나타낸다.

Description

배기가스 정화용 촉매
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (7)

  1. 화학식(1)의 내열성 산화물과 귀금속을 포함하는 배기 가스 정화용 촉매.
    AMnXAl12-XO19(1)
    상기 화학식(1)에서, A는 알칼리 금속 및/또는 회토류 원소로 치환될 수 있는 알칼리 토금속을 나타내며, x는 0.5내지 4의 원자비를 나타낸다.
  2. 제1항에 있어서, 알칼리 토금속이 Mg, Ca, Sr 및 Ba 로 이루어진 그룹으로부터 선택된 하나 이상의 종인 배기 가스 정화용 촉매.
  3. 제1항에 있어서, 알칼리 금속인 K인 배기 가스 정화용 촉매.
  4. 제1항에 있어서, 회토류 원소가 La 및 Y로 이루어진 그룹으로부터 선택된 하나 이상의 종인 배기 가스 정화용 촉매.
  5. 제1항에 있어서, 귀금속이 Pt, Rh및 Pd로 이루어진 그룹으로부터 선택된 하나 이상의 종인 배기 가스 정화용 촉매.
  6. 제1항에 있어서, 세륨 함유 산화물을 추가로 포함하는 배기가스 정화용 촉매.
  7. 제6항에 있어서, 세륨 함유 산화물이 CeO2-ZrO2-Y2O3계열의 복합 산화물인 배기 가스 정화용 촉매.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970005064A 1996-04-05 1997-02-20 배기가스정화용촉매 KR100452573B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP08390796A JP3377676B2 (ja) 1996-04-05 1996-04-05 排ガス浄化用触媒
JP96-083907 1996-04-05

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KR970069118A true KR970069118A (ko) 1997-11-07
KR100452573B1 KR100452573B1 (ko) 2005-04-06

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US (1) US5849659A (ko)
JP (1) JP3377676B2 (ko)
KR (1) KR100452573B1 (ko)
DE (1) DE19707275B4 (ko)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19807163C1 (de) * 1998-02-20 1999-10-28 Rainer Gadow Wärmedämmaterial und Verfahren zum Herstellen eines solchen
KR100406366B1 (ko) * 1998-12-21 2004-01-24 주식회사 포스코 양이온치환헥사알루미네이트계고온연소용촉매제조방법
GB0212321D0 (en) * 2002-05-29 2002-07-10 Johnson Matthey Plc Catalyst composition
FR2791907B1 (fr) * 1999-04-12 2002-06-21 Rhodia Chimie Sa COMPOSITIONS UTILISABLES COMME PIEGE A NOx, A BASE DE MANGANESE ET D'UN ALCALIN OU D'UN ALCALINO-TERREUX ET UTILISATION DANS LE TRAITEMENT DES GAZ D'ECHAPPEMENT
FR2792547B1 (fr) * 1999-04-23 2001-07-06 Rhodia Chimie Sa COMPOSITION UTILISABLE COMME PIEGE A NOx, A BASE DE MANGANESE ET D'UN ALCALINO-TERREUX OU D'UNE TERRE RARE ET UTILISATION DANS LE TRAITEMENT DES GAZ D'ECHAPPEMENT
JP3757715B2 (ja) * 1999-11-09 2006-03-22 トヨタ自動車株式会社 排気ガス浄化用触媒
PL336610A1 (en) * 1999-11-16 2001-05-21 Zaklady Chemiczne Alwernia Sa Nitrous oxide decomposition catalyst for gaseous oxygen and gaseous nitrogen
DE19959873A1 (de) 1999-12-10 2001-06-13 Basf Ag Oxidationsreaktionen unter Verwendung von gemischtleitenden sauerstoffselektiven Membranen
PL337596A1 (en) * 1999-12-29 2001-07-02 Zaklady Chemiczne Alwernia Sa Catalyst for selectively oxidising ammonia to nitrous oxide by means of molecular oxygen
KR100489676B1 (ko) * 2000-12-21 2005-05-17 주식회사 포스코 스트론튬 헥사알루미네이트계 고온연소용 촉매 제조방법
ATE549082T1 (de) * 2001-03-29 2012-03-15 Idemitsu Kosan Co Verfahren zum reformieren eines kohlwasserstoffes
US6727202B2 (en) 2001-08-21 2004-04-27 Engelhard Corporation Enhanced NOx trap having increased durability
DE10209529A1 (de) * 2002-03-04 2003-09-25 Hte Ag The High Throughput Exp Rhodiumreiche und mit Seltenerd-Oxiden dotierte Katalysatoren
EP1535663A4 (en) * 2002-07-09 2009-04-29 Daihatsu Motor Co Ltd METHOD FOR PRODUCING A CATALYST FOR EXHAUST GAS CLEANING
JP2004041867A (ja) * 2002-07-09 2004-02-12 Daihatsu Motor Co Ltd 排ガス浄化用触媒
JP2004041868A (ja) * 2002-07-09 2004-02-12 Daihatsu Motor Co Ltd 排ガス浄化用触媒
JP4311918B2 (ja) * 2002-07-09 2009-08-12 ダイハツ工業株式会社 ペロブスカイト型複合酸化物の製造方法
US7094730B2 (en) * 2002-10-31 2006-08-22 Delphi Technologies, Inc. Gas treatment device, methods for making and using the same, and a vehicle exhaust system
US7105468B2 (en) * 2002-12-05 2006-09-12 Delphi Technologies, Inc. PROX catalyst for oxidizing carbon monoxide
DE10308571B4 (de) * 2003-02-24 2014-05-08 Volkswagen Ag Verfahren zur Herstellung eines Komposit-Materials für die Speicherung von Stickoxiden, mit dem Verfahren hergestelltes Kompositmaterial sowie seine Verwendung
US7278265B2 (en) * 2003-09-26 2007-10-09 Siemens Power Generation, Inc. Catalytic combustors
US7399728B2 (en) * 2003-12-19 2008-07-15 Umicore Ag & Co Kg Catalyst formulation, exhaust system, and gas treatment device
US7309480B2 (en) * 2004-04-16 2007-12-18 H2Gen Innovations, Inc. Catalyst for hydrogen generation through steam reforming of hydrocarbons
DE102005011225B4 (de) * 2005-03-11 2007-06-06 Forschungszentrum Jülich GmbH Wärmedämmstoff sowie Herstellungsverfahren und Verwendung
JP4778724B2 (ja) * 2005-05-02 2011-09-21 株式会社キャタラー 硫化水素発生抑制触媒
JP4881758B2 (ja) 2006-04-28 2012-02-22 日産自動車株式会社 排気ガス浄化用触媒及びその製造方法
JP5459927B2 (ja) * 2006-07-07 2014-04-02 株式会社キャタラー 排ガス浄化用触媒
CN101952037B (zh) * 2008-02-21 2013-03-27 株式会社F.C.C. 催化剂载体及其生产方法
CN101402857B (zh) * 2008-10-29 2012-03-28 华南理工大学 一种led用红色发光材料及其制备方法
US10792647B2 (en) * 2009-04-21 2020-10-06 Johnson Matthey Public Limited Company Base metal catalysts for the oxidation of carbon monoxide and volatile organic compounds
US20120208695A1 (en) * 2009-11-02 2012-08-16 Dow Global Technologies Llc Supported rhodium synthesis gas conversion catalyst compositions
NO20130145A1 (no) * 2013-01-28 2014-07-29 Yara Int Asa En ammoniakkoksidasjonskatalysator for fremstillingen av salpetersyre basert på metalldopet yttrium
JP2018015746A (ja) * 2016-07-29 2018-02-01 株式会社Ihi Ｈａｎ系推進薬分解触媒及びその製造方法並びにそれを用いた一液スラスタ
KR102208787B1 (ko) * 2018-11-22 2021-01-27 공주대학교 산학협력단 이온성 액체 단일추진제 분해용 금속 촉매 조성물 및 이의 제조방법

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900428A (en) * 1971-10-19 1975-08-19 Heraeus Gmbh W C Catalyst for the reduction of nitric oxides
US4049583A (en) * 1974-04-25 1977-09-20 E. I. Du Pont De Nemours And Company Metal oxide catalytic compositions having perovskite crystal structures and containing metals of the platinum group
SE433178B (sv) * 1975-10-31 1984-05-14 Johnson Matthey Co Ltd Katalysator for rening av bilavgaser av den allmenna typen a?71xm?71yo?71z
JPS56111045A (en) * 1980-02-06 1981-09-02 Toyota Motor Corp Catalyst carrier for purification of exhaust gas and its production
DE3770920D1 (de) * 1986-12-03 1991-07-25 Catalyst And Chemicals Inc Far Feuerfester katalysator und verfahren zu seiner herstellung.
JPH0820054B2 (ja) * 1987-11-27 1996-03-04 三菱重工業株式会社 可燃性ガスの触媒燃焼法
JPH01210031A (ja) * 1988-02-19 1989-08-23 Toyo C C I Kk 耐熱性触媒並びにその製造法
US5622680A (en) * 1990-07-25 1997-04-22 Specialites Et Techniques En Traitement De Surfaces-Stts Post-combustion catalysts
JPH0487639A (ja) * 1990-07-31 1992-03-19 Nissan Motor Co Ltd 排気浄化用触媒
JP2976239B2 (ja) * 1990-10-25 1999-11-10 大阪瓦斯株式会社 高温燃焼用複合触媒体
JP3119482B2 (ja) * 1990-11-28 2000-12-18 大阪瓦斯株式会社 燃焼触媒システム
EP0678325B1 (en) * 1991-07-09 1999-05-06 Mitsubishi Jukogyo Kabushiki Kaisha Catalyst and method for exhaust gas purification
US5380692A (en) * 1991-09-12 1995-01-10 Sakai Chemical Industry Co., Ltd. Catalyst for catalytic reduction of nitrogen oxide
JP3406001B2 (ja) * 1992-03-09 2003-05-12 ダイハツ工業株式会社 排気ガス浄化用触媒
JPH05305236A (ja) * 1992-04-30 1993-11-19 Nissan Motor Co Ltd 排気浄化用触媒
FR2699524B1 (fr) * 1992-12-21 1995-02-10 Rhone Poulenc Chimie Composition à base d'un oxyde mixte de cérium et de zirconium, préparation et utilisation.
JPH07243635A (ja) * 1994-03-09 1995-09-19 Mitsui Toatsu Chem Inc 廃棄物の燃焼処理方法
FR2721837B1 (fr) * 1994-07-01 1996-08-30 Inst Francais Du Petrole Catalyseur d'oxydation resistant a des temperatures elevees, son procede de preparation et procede de combustion utilisant un tel catalyseur
US5559073A (en) * 1994-09-26 1996-09-24 Beijing Huaxia Environmental Protection Company Pollution control catalyst with mutual protective distributed-active-combinations each including noble-metal-atoms stably structured and protected therein
JPH0929093A (ja) * 1995-07-21 1997-02-04 Toyota Central Res & Dev Lab Inc 排ガス浄化用触媒及びその製造方法

Also Published As

Publication number Publication date
US5849659A (en) 1998-12-15
JPH09271672A (ja) 1997-10-21
JP3377676B2 (ja) 2003-02-17
DE19707275A1 (de) 1997-10-09
DE19707275B4 (de) 2011-04-28
KR100452573B1 (ko) 2005-04-06

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