WO2008088027A1 - 排ガス浄化装置 - Google Patents

排ガス浄化装置 Download PDF

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Publication number
WO2008088027A1
WO2008088027A1 PCT/JP2008/050547 JP2008050547W WO2008088027A1 WO 2008088027 A1 WO2008088027 A1 WO 2008088027A1 JP 2008050547 W JP2008050547 W JP 2008050547W WO 2008088027 A1 WO2008088027 A1 WO 2008088027A1
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WO
WIPO (PCT)
Prior art keywords
exhaust gas
purifying apparatus
gas purifying
metal
fine particles
Prior art date
Application number
PCT/JP2008/050547
Other languages
English (en)
French (fr)
Inventor
Tomoyuki Kayama
Kiyoshi Yamazaki
Shinichi Matsunaga
Hirofumi Shinjoh
Original Assignee
Kabushiki Kaisha Toyota Chuo Kenkyusho
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 Kabushiki Kaisha Toyota Chuo Kenkyusho filed Critical Kabushiki Kaisha Toyota Chuo Kenkyusho
Priority to JP2008554084A priority Critical patent/JP5401990B2/ja
Priority to AT08703402T priority patent/ATE546213T1/de
Priority to EP08703402A priority patent/EP2119491B1/en
Publication of WO2008088027A1 publication Critical patent/WO2008088027A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
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    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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  • Chemical & Material Sciences (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
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  • Analytical Chemistry (AREA)
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  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Treating Waste Gases (AREA)
  • Incineration Of Waste (AREA)

Abstract

　Ａｇ、Ｐｔ、Ｒｈ、Ｐｄ、Ｒｕ、Ｉｒ、Ｏｓ、Ａｕ及びＣｕからなる群から選択される少なくとも一種である第一の金属からなる触媒金属担体上に、価数変動可能な第二の金属の酸化物からなる平均一次粒径が１～４００ｎｍの金属酸化物微粒子が配置されてなる酸化触媒を備えており、前記金属酸化物微粒子上で排ガス中の粒子状物質を酸化することを特徴とする排ガス浄化装置。
PCT/JP2008/050547 2007-01-19 2008-01-17 排ガス浄化装置 WO2008088027A1 (ja)

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JP2008554084A JP5401990B2 (ja) 2007-01-19 2008-01-17 排ガス浄化装置
AT08703402T ATE546213T1 (de) 2007-01-19 2008-01-17 Vorrichtung zu reinigung von abgas
EP08703402A EP2119491B1 (en) 2007-01-19 2008-01-17 Device for purification of exhaust gas

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JP2010075797A (ja) * 2008-09-24 2010-04-08 Honda Motor Co Ltd 排ガス浄化触媒及びこれを用いた排ガス浄化フィルタ
WO2010057800A1 (de) * 2008-11-24 2010-05-27 Siemens Aktiengesellschaft Bauteil mit einer katalytischen oberfläche, verfahren zu dessen herstellung und verwendung dieses bauteils
JP2010144514A (ja) * 2008-12-16 2010-07-01 Nissan Motor Co Ltd 内燃機関の排気浄化装置
JP2010144565A (ja) * 2008-12-17 2010-07-01 Nissan Motor Co Ltd 内燃機関の排気浄化装置
JP2010264359A (ja) * 2009-05-13 2010-11-25 Honda Motor Co Ltd 内燃機関の排気浄化装置
JP2011152529A (ja) * 2010-01-28 2011-08-11 Mitsubishi Chemicals Corp 排ガス浄化用フィルター
WO2013005345A1 (en) 2011-07-07 2013-01-10 Toyota Jidosha Kabushiki Kaisha NOx PURIFICATION CATALYST AND METHOD OF PRODUCING THE SAME
US20160038918A1 (en) * 2014-08-08 2016-02-11 Toyota Jidosha Kabushiki Kaisha NOx STORAGE REDUCTION CATALYST AND PRODUCTION METHOD THEREOF
US20160375404A1 (en) * 2013-11-26 2016-12-29 Mitsubishi Heavy Industries, Ltd. Exhaust gas treatment system
JP2017013018A (ja) * 2015-07-03 2017-01-19 株式会社デンソー 触媒コーティング膜及びそれを用いたインジェクタ
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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01318715A (ja) 1988-05-13 1989-12-25 Johnson Matthey Inc ディーゼル排ガスの微粒子除去方法とその装置
JP2002364338A (ja) * 2001-05-25 2002-12-18 Johnson Matthey Japan Inc 内燃機関より排出される排気ガス中の微粒子状物質の除去方法および除去装置
JP2004042021A (ja) 2002-04-18 2004-02-12 Ford Global Technologies Llc 触媒付ディーゼル・パティキュレート・フィルタ用ｐｇｍ非含有ウォッシュコート
JP2004082000A (ja) * 2002-08-27 2004-03-18 Toyota Motor Corp 排ガス浄化触媒
JP2005329318A (ja) 2004-05-19 2005-12-02 Mazda Motor Corp ディーゼルパティキュレートフィルタ
JP2006198563A (ja) 2005-01-24 2006-08-03 National Institute Of Advanced Industrial & Technology 固体炭素分解型セラミックス化学反応装置
JP2006523528A (ja) * 2003-04-14 2006-10-19 エスケー コーポレイション ディーゼルエンジン排気からの煤粒子を除去するための触媒フィルター及びその製造方法
JP2006291779A (ja) * 2005-04-07 2006-10-26 Toyota Motor Corp 排ガス浄化方法及び排ガス浄化装置
JP2007313443A (ja) * 2006-05-26 2007-12-06 Toyota Central Res & Dev Lab Inc 排ガス浄化装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003295418A1 (en) * 2002-11-07 2004-06-03 Tufts University Catalyst having metal in reduced quantity and reduced cluster size

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01318715A (ja) 1988-05-13 1989-12-25 Johnson Matthey Inc ディーゼル排ガスの微粒子除去方法とその装置
JP2002364338A (ja) * 2001-05-25 2002-12-18 Johnson Matthey Japan Inc 内燃機関より排出される排気ガス中の微粒子状物質の除去方法および除去装置
JP2004042021A (ja) 2002-04-18 2004-02-12 Ford Global Technologies Llc 触媒付ディーゼル・パティキュレート・フィルタ用ｐｇｍ非含有ウォッシュコート
JP2004082000A (ja) * 2002-08-27 2004-03-18 Toyota Motor Corp 排ガス浄化触媒
JP2006523528A (ja) * 2003-04-14 2006-10-19 エスケー コーポレイション ディーゼルエンジン排気からの煤粒子を除去するための触媒フィルター及びその製造方法
JP2005329318A (ja) 2004-05-19 2005-12-02 Mazda Motor Corp ディーゼルパティキュレートフィルタ
JP2006198563A (ja) 2005-01-24 2006-08-03 National Institute Of Advanced Industrial & Technology 固体炭素分解型セラミックス化学反応装置
JP2006291779A (ja) * 2005-04-07 2006-10-26 Toyota Motor Corp 排ガス浄化方法及び排ガス浄化装置
JP2007313443A (ja) * 2006-05-26 2007-12-06 Toyota Central Res & Dev Lab Inc 排ガス浄化装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
APPLIED CATALYSIS B, vol. 50, 2004, pages 185 - 194

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JP2010075797A (ja) * 2008-09-24 2010-04-08 Honda Motor Co Ltd 排ガス浄化触媒及びこれを用いた排ガス浄化フィルタ
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US9029287B2 (en) 2008-11-24 2015-05-12 Siemens Aktiengesellschaft Component having a catalytic surface, method for the production thereof, and use of said component
JP2010144514A (ja) * 2008-12-16 2010-07-01 Nissan Motor Co Ltd 内燃機関の排気浄化装置
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JP2010264359A (ja) * 2009-05-13 2010-11-25 Honda Motor Co Ltd 内燃機関の排気浄化装置
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US9132419B2 (en) 2011-07-07 2015-09-15 Toyota Jidosha Kabushiki Kaisha NOx purification catalyst and method of producing the same
US20160375404A1 (en) * 2013-11-26 2016-12-29 Mitsubishi Heavy Industries, Ltd. Exhaust gas treatment system
US20160038918A1 (en) * 2014-08-08 2016-02-11 Toyota Jidosha Kabushiki Kaisha NOx STORAGE REDUCTION CATALYST AND PRODUCTION METHOD THEREOF
JP2017013018A (ja) * 2015-07-03 2017-01-19 株式会社デンソー 触媒コーティング膜及びそれを用いたインジェクタ
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ATE546213T1 (de) 2012-03-15
EP2119491B1 (en) 2012-02-22
JPWO2008088027A1 (ja) 2010-05-13
EP2119491A1 (en) 2009-11-18
EP2119491A4 (en) 2010-03-10
JP5401990B2 (ja) 2014-01-29

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