JP2011147901A - 排ガス浄化用触媒 - Google Patents

排ガス浄化用触媒 Download PDF

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Publication number
JP2011147901A
JP2011147901A JP2010012247A JP2010012247A JP2011147901A JP 2011147901 A JP2011147901 A JP 2011147901A JP 2010012247 A JP2010012247 A JP 2010012247A JP 2010012247 A JP2010012247 A JP 2010012247A JP 2011147901 A JP2011147901 A JP 2011147901A
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JP
Japan
Prior art keywords
alumina
powder
catalyst
exhaust gas
ceria
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.)
Pending
Application number
JP2010012247A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011147901A5 (enExample
Inventor
Hideyoshi Ikeda
英恵 池田
Takaaki Kanazawa
孝明 金沢
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP2010012247A priority Critical patent/JP2011147901A/ja
Priority to CN2011800066249A priority patent/CN102711961A/zh
Priority to PCT/IB2011/000064 priority patent/WO2011089500A2/en
Priority to US13/574,257 priority patent/US20120295787A1/en
Priority to EP11713029A priority patent/EP2525897A2/en
Publication of JP2011147901A publication Critical patent/JP2011147901A/ja
Publication of JP2011147901A5 publication Critical patent/JP2011147901A5/ja
Pending legal-status Critical Current

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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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • 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
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • 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
    • B01D2255/1025—Rhodium
    • 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
    • B01D2255/908—O2-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9207—Specific surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/014—Stoichiometric gasoline engines
    • 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)
  • 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)
  • Exhaust Gas After Treatment (AREA)
JP2010012247A 2010-01-22 2010-01-22 排ガス浄化用触媒 Pending JP2011147901A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2010012247A JP2011147901A (ja) 2010-01-22 2010-01-22 排ガス浄化用触媒
CN2011800066249A CN102711961A (zh) 2010-01-22 2011-01-18 废气净化催化剂
PCT/IB2011/000064 WO2011089500A2 (en) 2010-01-22 2011-01-18 Exhaust gas purifying catalyst
US13/574,257 US20120295787A1 (en) 2010-01-22 2011-01-18 Exhaust gas purifying catalyst
EP11713029A EP2525897A2 (en) 2010-01-22 2011-01-18 Exhaust gas purifying catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010012247A JP2011147901A (ja) 2010-01-22 2010-01-22 排ガス浄化用触媒

Publications (2)

Publication Number Publication Date
JP2011147901A true JP2011147901A (ja) 2011-08-04
JP2011147901A5 JP2011147901A5 (enExample) 2012-08-09

Family

ID=44169143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010012247A Pending JP2011147901A (ja) 2010-01-22 2010-01-22 排ガス浄化用触媒

Country Status (5)

Country Link
US (1) US20120295787A1 (enExample)
EP (1) EP2525897A2 (enExample)
JP (1) JP2011147901A (enExample)
CN (1) CN102711961A (enExample)
WO (1) WO2011089500A2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008002A (zh) * 2012-12-11 2013-04-03 清华大学 Fe和Cu复合分子筛催化剂的制备方法及应用
JP2018008255A (ja) * 2016-07-15 2018-01-18 株式会社豊田中央研究所 排ガス浄化用触媒担体、それを用いた排ガス浄化用触媒、及び排ガス浄化用触媒担体の製造方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5709005B2 (ja) * 2011-10-26 2015-04-30 トヨタ自動車株式会社 排ガス浄化用触媒及びその製造方法
CN103170330B (zh) * 2013-02-26 2015-10-28 四川中自尾气净化有限公司 一种sof高氧化催化剂及其制备方法
CN105188919B (zh) * 2013-03-12 2018-11-06 巴斯夫公司 用于no氧化的催化剂材料
WO2016060048A1 (ja) * 2014-10-16 2016-04-21 株式会社キャタラー 排ガス浄化用触媒
US10071368B2 (en) * 2015-02-17 2018-09-11 Cataler Corporation Exhaust gas purification catalyst
JP6472677B2 (ja) * 2015-02-17 2019-02-20 株式会社キャタラー 排ガス浄化用触媒
CN110075834A (zh) * 2019-04-26 2019-08-02 东南大学 负载铂的c形氧化铈纳米纤维及其制备方法和应用
KR20220025715A (ko) * 2019-06-27 2022-03-03 바스프 코포레이션 적층 촉매 물품 및 당해 촉매 물품의 제조 방법
JP7329060B2 (ja) * 2019-10-18 2023-08-17 ユミコア日本触媒株式会社 排気ガス浄化用触媒、排気ガスの浄化方法、及び排気ガス浄化用触媒の製造方法
CN113457674B (zh) * 2021-05-31 2022-12-27 广西科技大学 一种提高Pt-CeO2催化剂氧化反应低温活性和耐久性的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006167540A (ja) * 2004-12-14 2006-06-29 Babcock Hitachi Kk 炭化水素吸着燃焼触媒
JP2007000773A (ja) * 2005-06-23 2007-01-11 Toyota Motor Corp 触媒担体及びその製造方法、並びに排ガス浄化触媒
JP2008284534A (ja) * 2007-01-25 2008-11-27 Nissan Motor Co Ltd 排気ガス浄化用触媒及びその製造方法

Family Cites Families (8)

* 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
JPH0663403A (ja) 1992-08-24 1994-03-08 Nissan Motor Co Ltd 排ガス浄化用触媒
JP4380880B2 (ja) * 2000-03-22 2009-12-09 株式会社キャタラー 排ガス浄化用触媒
JP3861647B2 (ja) * 2001-10-09 2006-12-20 トヨタ自動車株式会社 排ガス浄化用触媒
JP2003135970A (ja) * 2001-11-01 2003-05-13 Nissan Motor Co Ltd 排気ガス浄化用触媒
JP3855266B2 (ja) * 2001-11-01 2006-12-06 日産自動車株式会社 排気ガス浄化用触媒
JP4238056B2 (ja) 2003-03-31 2009-03-11 三井金属鉱業株式会社 排ガス浄化用層状触媒
JP5194397B2 (ja) * 2006-07-12 2013-05-08 トヨタ自動車株式会社 排ガス浄化触媒及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006167540A (ja) * 2004-12-14 2006-06-29 Babcock Hitachi Kk 炭化水素吸着燃焼触媒
JP2007000773A (ja) * 2005-06-23 2007-01-11 Toyota Motor Corp 触媒担体及びその製造方法、並びに排ガス浄化触媒
JP2008284534A (ja) * 2007-01-25 2008-11-27 Nissan Motor Co Ltd 排気ガス浄化用触媒及びその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JPN6013024657; 羽田　政明　ら: 'アルミナ担持不定比酸化セリウム触媒の酸素貯蔵機能（ＯＳＣ）と活性酸素種' 日本化学会誌 Ｎｏ．３, 1997, Ｐａｇｅｓ　１６９-１７９ *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008002A (zh) * 2012-12-11 2013-04-03 清华大学 Fe和Cu复合分子筛催化剂的制备方法及应用
JP2018008255A (ja) * 2016-07-15 2018-01-18 株式会社豊田中央研究所 排ガス浄化用触媒担体、それを用いた排ガス浄化用触媒、及び排ガス浄化用触媒担体の製造方法

Also Published As

Publication number Publication date
US20120295787A1 (en) 2012-11-22
WO2011089500A3 (en) 2011-09-29
WO2011089500A2 (en) 2011-07-28
EP2525897A2 (en) 2012-11-28
CN102711961A (zh) 2012-10-03

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