DE68909013T2 - Katalysator zur Reinigung von Abgasen, der die Erzeugung von Schwefelwasserstoff verhindert. - Google Patents

Katalysator zur Reinigung von Abgasen, der die Erzeugung von Schwefelwasserstoff verhindert.

Info

Publication number
DE68909013T2
DE68909013T2 DE89111206T DE68909013T DE68909013T2 DE 68909013 T2 DE68909013 T2 DE 68909013T2 DE 89111206 T DE89111206 T DE 89111206T DE 68909013 T DE68909013 T DE 68909013T DE 68909013 T2 DE68909013 T2 DE 68909013T2
Authority
DE
Germany
Prior art keywords
prevents
generation
exhaust gas
hydrogen sulfide
gas purification
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
DE89111206T
Other languages
English (en)
Other versions
DE68909013D1 (de
Inventor
Tomohisa Ohata
Kazuo Tsuchitani
Eiichi Shiraishi
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE68909013D1 publication Critical patent/DE68909013D1/de
Publication of DE68909013T2 publication Critical patent/DE68909013T2/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
    • 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
    • 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
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/892—Nickel and noble 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (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)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE89111206T 1988-12-09 1989-06-20 Katalysator zur Reinigung von Abgasen, der die Erzeugung von Schwefelwasserstoff verhindert. Expired - Lifetime DE68909013T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63310169A JP2598817B2 (ja) 1988-12-09 1988-12-09 排ガス浄化用触媒

Publications (2)

Publication Number Publication Date
DE68909013D1 DE68909013D1 (de) 1993-10-14
DE68909013T2 true DE68909013T2 (de) 1994-03-03

Family

ID=18001999

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89111206T Expired - Lifetime DE68909013T2 (de) 1988-12-09 1989-06-20 Katalysator zur Reinigung von Abgasen, der die Erzeugung von Schwefelwasserstoff verhindert.

Country Status (5)

Country Link
EP (1) EP0372156B1 (de)
JP (1) JP2598817B2 (de)
KR (1) KR940010935B1 (de)
CA (1) CA1333385C (de)
DE (1) DE68909013T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4098835B2 (ja) * 1993-12-07 2008-06-11 トヨタ自動車株式会社 排気ガス浄化用触媒
JP3363564B2 (ja) * 1994-02-04 2003-01-08 トヨタ自動車株式会社 排ガス浄化用触媒
JPH09234367A (ja) * 1995-12-25 1997-09-09 Cataler Kogyo Kk ディーゼルエンジン排ガス浄化用触媒
JP4556716B2 (ja) * 2004-03-22 2010-10-06 パナソニック株式会社 排ガス浄化用触媒及びその製造方法及び排ガス浄化材及び排ガス浄化システム
JP4751916B2 (ja) 2008-06-30 2011-08-17 トヨタ自動車株式会社 排ガス浄化用触媒

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL272520A (de) * 1960-12-14
GB1330843A (en) * 1969-09-16 1973-09-19 Johnson Matthey Co Ltd Catalysis
JPS56102940A (en) * 1980-01-18 1981-08-17 Toyota Motor Corp Catalyst for cleaning exhaust gas
EP0244127A1 (de) * 1986-04-16 1987-11-04 Johnson Matthey, Inc., Verfahren zum katalytischen Regeln von Autoabgasen
US4782038C1 (en) * 1987-10-26 2001-04-17 Ford Motor Co Platinum group alumina-supported metal oxidation catalysts and method of making same

Also Published As

Publication number Publication date
KR940010935B1 (ko) 1994-11-19
EP0372156A2 (de) 1990-06-13
JPH02157042A (ja) 1990-06-15
CA1333385C (en) 1994-12-06
EP0372156A3 (en) 1990-11-07
EP0372156B1 (de) 1993-09-08
JP2598817B2 (ja) 1997-04-09
DE68909013D1 (de) 1993-10-14
KR900009132A (ko) 1990-07-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition