KR101419687B1 - 감소된 탈황 온도를 특징으로 하는 질소 산화물 저장 촉매 - Google Patents

감소된 탈황 온도를 특징으로 하는 질소 산화물 저장 촉매 Download PDF

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Publication number
KR101419687B1
KR101419687B1 KR1020097007076A KR20097007076A KR101419687B1 KR 101419687 B1 KR101419687 B1 KR 101419687B1 KR 1020097007076 A KR1020097007076 A KR 1020097007076A KR 20097007076 A KR20097007076 A KR 20097007076A KR 101419687 B1 KR101419687 B1 KR 101419687B1
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South Korea
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oxide
support material
platinum
catalyst
nitrogen oxide
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Expired - Fee Related
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KR1020097007076A
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English (en)
Korean (ko)
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KR20090086517A (ko
Inventor
이나 그리쓰테데
프리데만 로르
슈테판 에크호프
빌프리트 뮐러
토마스 크로이처
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우미코레 아게 운트 코 카게
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Publication of KR20090086517A publication Critical patent/KR20090086517A/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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
    • 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
    • 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
    • B01J23/005—Spinels
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0248—Coatings comprising impregnated particles
    • 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
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2063—Lanthanum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/407—Zr-Ce mixed oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Processes For Solid Components From Exhaust (AREA)
KR1020097007076A 2006-10-06 2007-08-30 감소된 탈황 온도를 특징으로 하는 질소 산화물 저장 촉매 Expired - Fee Related KR101419687B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06020994A EP1911506B1 (de) 2006-10-06 2006-10-06 Stickoxidspeicherkatalysator mit abgesenkter Entschwefelungstemperatur
EP06020994.7 2006-10-06
PCT/EP2007/059057 WO2008043604A1 (de) 2006-10-06 2007-08-30 Stickoxidspeicherkatalysator mit abgesenkter entschwefelungstemperatur

Publications (2)

Publication Number Publication Date
KR20090086517A KR20090086517A (ko) 2009-08-13
KR101419687B1 true KR101419687B1 (ko) 2014-07-17

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Application Number Title Priority Date Filing Date
KR1020097007076A Expired - Fee Related KR101419687B1 (ko) 2006-10-06 2007-08-30 감소된 탈황 온도를 특징으로 하는 질소 산화물 저장 촉매

Country Status (9)

Country Link
US (2) US20100055012A1 (https=)
EP (1) EP1911506B1 (https=)
JP (2) JP5361726B2 (https=)
KR (1) KR101419687B1 (https=)
CN (1) CN101553304A (https=)
AT (1) ATE439903T1 (https=)
BR (1) BRPI0718040A2 (https=)
DE (1) DE502006004606D1 (https=)
WO (1) WO2008043604A1 (https=)

Cited By (1)

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KR20190126918A (ko) * 2017-03-23 2019-11-12 우미코레 아게 운트 코 카게 촉매 활성 미립자 필터

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JPWO2010008073A1 (ja) * 2008-07-17 2012-01-05 株式会社キャタラー 排ガス浄化用触媒
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WO2011023332A1 (en) 2009-08-28 2011-03-03 Umicore Ag & Co. Kg Exhaust-gas aftertreatment system with catalytically active wall-flow filter with storage function upstream of catalytic converter with identical storage function
DE102010033689A1 (de) 2009-08-28 2011-03-03 Umicore Ag & Co. Kg Abgasnachbehandlungssystem mit katalytisch aktivem Wall-Flow-Filter mit NOx-Speicherfunktion vor Katalysator mit gleicher Speicherfunktion
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CN102753794B (zh) 2011-02-07 2015-05-13 丰田自动车株式会社 内燃机的排气净化装置
CN103348102B (zh) * 2011-02-10 2016-01-20 丰田自动车株式会社 内燃机的排气净化装置
WO2012124173A1 (ja) 2011-03-17 2012-09-20 トヨタ自動車株式会社 内燃機関の排気浄化装置
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Publication number Publication date
KR20090086517A (ko) 2009-08-13
CN101553304A (zh) 2009-10-07
US20100233051A1 (en) 2010-09-16
WO2008043604A1 (de) 2008-04-17
BRPI0718040A2 (pt) 2014-04-15
JP5361726B2 (ja) 2013-12-04
JP5661724B2 (ja) 2015-01-28
ATE439903T1 (de) 2009-09-15
JP2013063438A (ja) 2013-04-11
EP1911506A1 (de) 2008-04-16
US20100055012A1 (en) 2010-03-04
EP1911506B1 (de) 2009-08-19
DE502006004606D1 (de) 2009-10-01
JP2010505607A (ja) 2010-02-25

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