KR890012694A - 배기 가스 정화용 촉매 및 그 제법 - Google Patents

배기 가스 정화용 촉매 및 그 제법 Download PDF

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Publication number
KR890012694A
KR890012694A KR1019890001824A KR890001824A KR890012694A KR 890012694 A KR890012694 A KR 890012694A KR 1019890001824 A KR1019890001824 A KR 1019890001824A KR 890001824 A KR890001824 A KR 890001824A KR 890012694 A KR890012694 A KR 890012694A
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KR
South Korea
Prior art keywords
compound
rhodium
catalyst
exhaust gas
manufacturing
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KR1019890001824A
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English (en)
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KR0153448B1 (ko
Inventor
마사끼 후나비끼
구니히데 가야노
데이지 야마다
Original Assignee
로버트 에스.알렉산더
엥겔하드 코포레이션
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Publication of KR890012694A publication Critical patent/KR890012694A/ko
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Publication of KR0153448B1 publication Critical patent/KR0153448B1/ko

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    • 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
    • B01J23/38—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
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

내용 없음.

Description

배기 가스 정화용 촉매 및 그 제법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (3)

  1. 모노리틱 지지체(momolithic support)와 이지지체 상에 촉매 성분으로서 부탁된 팔라듐, 로듐, 활성 알루미나, 세륨 화합물, 스트론튬 화합물 및 지그코늄 화합물로 되는 배기 가스 정화용 촉매.
  2. 모노리틱 지지체상에 촉매 성분으로서 팔라듐, 로듐, 활성 알루미나, 세륨 화합물, 스트론튬 화합물 및 지르코늄 화합물을 함유하는 슬러리를 부착시키고, 이어서 이 부착물을 소성시키는 것으로 되는 배기 가스 정화용 촉매의 제조 방법.
  3. 제2항에 있어서, (a) 팔라듐과 로듐을 함유하는 활성 알루미나를 제조하는 공정, (b) 팔라듐, 로듐, 활성 알루미나, 세륨 화합물, 스트론튬 화합물과 지르코늄 화합물로 되는 슬러리를 제조하는 공정, 및 (c) 모노리틱 지지체상에 상기 슬러리를 부착시켜 소성시키는 공정으로 되는 배기 가스 정화용 촉매의 제조 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890001824A 1988-02-18 1989-02-17 배기가스 정화용 촉매 및 그 제법 KR0153448B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63-34060 1988-02-18
JP63034060A JPH01210032A (ja) 1988-02-18 1988-02-18 排気ガス浄化用触媒及びその製造方法
US63-34060 1988-02-18

Publications (2)

Publication Number Publication Date
KR890012694A true KR890012694A (ko) 1989-09-18
KR0153448B1 KR0153448B1 (ko) 1998-11-16

Family

ID=12403730

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890001824A KR0153448B1 (ko) 1988-02-18 1989-02-17 배기가스 정화용 촉매 및 그 제법

Country Status (6)

Country Link
EP (1) EP0329302A3 (ko)
JP (1) JPH01210032A (ko)
KR (1) KR0153448B1 (ko)
AU (1) AU615721B2 (ko)
BR (1) BR8900700A (ko)
FI (1) FI890778A (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5015617A (en) * 1988-04-14 1991-05-14 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas and method for production thereof
CA2064977C (en) * 1991-04-05 1998-09-22 Eiichi Shiraishi Catalyst for purifying exhaust gas
JP2698284B2 (ja) * 1991-04-22 1998-01-19 株式会社日本触媒 排気ガス浄化用触媒
FR2720296B1 (fr) * 1994-05-27 1996-07-12 Rhone Poulenc Chimie Composés à base d'alumine, d'oxyde de cérium et d'oxyde de zirconium à réductibilité élevée, leur procédé de préparation et leur utilisation dans la préparation de catalyseurs.
JP3353480B2 (ja) * 1994-08-23 2002-12-03 日産自動車株式会社 排気ガス浄化用触媒システム
US6044644A (en) * 1994-12-06 2000-04-04 Engelhard Corporation Close coupled catalyst
US6087298A (en) * 1996-05-14 2000-07-11 Engelhard Corporation Exhaust gas treatment system
US5948377A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Catalyst composition
US5981427A (en) * 1996-09-04 1999-11-09 Engelhard Corporation Catalyst composition
US5948723A (en) * 1996-09-04 1999-09-07 Engelhard Corporation Layered catalyst composite
US5898014A (en) * 1996-09-27 1999-04-27 Engelhard Corporation Catalyst composition containing oxygen storage components
US6248688B1 (en) 1996-09-27 2001-06-19 Engelhard Corporation Catalyst composition containing oxygen storage components
US5753192A (en) * 1996-11-29 1998-05-19 Ford Global Technologies, Inc. Zirconia and sulfate in NOx traps to improved trapping and sulfur tolerance
US6921738B2 (en) * 1996-12-06 2005-07-26 Engelhard Corporation Catalytic metal plate
TW442324B (en) 1996-12-06 2001-06-23 Engelhard Corp Catalytic metal plate
US20040043898A1 (en) * 2000-09-08 2004-03-04 Naomi Noda Method for producing catalyst body and carrier having alumina carried thereon
KR100713298B1 (ko) * 2005-09-08 2007-05-04 한화석유화학 주식회사 내열성이 우수한 금속산화물 및 이의 제조방법
FR2901155B1 (fr) * 2006-05-16 2008-10-10 Rhodia Recherches & Tech Compositions utilisees notamment pour le piegeage d'oxydes d'azote (nox)
EP2407238A4 (en) * 2009-03-09 2014-02-12 Daiichi Kigenso Kagaku Kogyo EXHAUST PURIFYING CATALYST, EXHAUST PURIFYING APPARATUS USING THE CATALYST, AND EXHAUST PURIFYING METHOD
KR102016136B1 (ko) 2017-11-15 2019-08-29 박경일 유지보수가 용이한 등기구의 조립구조

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5137634B2 (ko) * 1972-01-18 1976-10-16
US4056489A (en) * 1973-12-10 1977-11-01 Engelhard Minerals & Chemicals Corporation High temperature stable catalyst composition and method for its preparation
DE2907106C2 (de) * 1979-02-23 1985-12-19 Degussa Ag, 6000 Frankfurt Abgaskatalysator und seine Verwendung zur Reinigung der Abgase von Verbrennungskraftmaschinen
FR2546078B1 (fr) * 1983-05-19 1987-05-07 Pro Catalyse Procede de fabrication de catalyseurs pour le traitement des gaz d'echappement des moteurs a combustion interne
JPS60110334A (ja) * 1983-11-21 1985-06-15 Nissan Motor Co Ltd 排ガス浄化用触媒の製造方法
US4857499A (en) * 1987-03-20 1989-08-15 Kabushiki Kaisha Toshiba High temperature combustion catalyst and method for producing the same
JP2537239B2 (ja) * 1987-08-28 1996-09-25 エヌ・イーケムキヤツト 株式会社 耐熱性に優れた内燃機関排気ガス浄化用触媒及びその製造方法

Also Published As

Publication number Publication date
JPH0543415B2 (ko) 1993-07-01
JPH01210032A (ja) 1989-08-23
FI890778A (fi) 1989-08-19
EP0329302A2 (en) 1989-08-23
FI890778A0 (fi) 1989-02-17
AU615721B2 (en) 1991-10-10
AU2974789A (en) 1989-08-24
EP0329302A3 (en) 1990-05-09
KR0153448B1 (ko) 1998-11-16
BR8900700A (pt) 1989-10-17

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