CN1260735A - 四元柴油尾气催化剂和应用方法 - Google Patents

四元柴油尾气催化剂和应用方法 Download PDF

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Publication number
CN1260735A
CN1260735A CN98806200A CN98806200A CN1260735A CN 1260735 A CN1260735 A CN 1260735A CN 98806200 A CN98806200 A CN 98806200A CN 98806200 A CN98806200 A CN 98806200A CN 1260735 A CN1260735 A CN 1260735A
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CN
China
Prior art keywords
zeolite
catalyst
component
metal
noble metal
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Pending
Application number
CN98806200A
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English (en)
Chinese (zh)
Inventor
M·德巴
Y·K·刘
J·C·德特林格
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BASF Catalysts LLC
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Engelhard Corp
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Publication of CN1260735A publication Critical patent/CN1260735A/zh
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    • 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
    • B01J37/0246—Coatings comprising a zeolite
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/44—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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7007—Zeolite Beta
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/26—After treatment, characterised by the effect to be obtained to stabilize the total catalyst structure
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/36—Steaming
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (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)
CN98806200A 1997-05-07 1998-04-22 四元柴油尾气催化剂和应用方法 Pending CN1260735A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/852,458 1997-05-07
US08/852,458 US6093378A (en) 1997-05-07 1997-05-07 Four-way diesel exhaust catalyst and method of use

Publications (1)

Publication Number Publication Date
CN1260735A true CN1260735A (zh) 2000-07-19

Family

ID=25313384

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98806200A Pending CN1260735A (zh) 1997-05-07 1998-04-22 四元柴油尾气催化剂和应用方法

Country Status (10)

Country Link
US (1) US6093378A (https=)
EP (1) EP0973611B1 (https=)
JP (1) JP4497560B2 (https=)
KR (1) KR100561584B1 (https=)
CN (1) CN1260735A (https=)
AT (1) ATE243560T1 (https=)
AU (1) AU7249998A (https=)
DE (1) DE69815829T2 (https=)
WO (1) WO1998050151A1 (https=)
ZA (1) ZA982879B (https=)

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CN100365251C (zh) * 2003-01-15 2008-01-30 丰田自动车株式会社 排气净化装置
CN101845978A (zh) * 2009-03-26 2010-09-29 通用汽车环球科技运作公司 具有四效和尿素scr催化器的排气处理系统及使用方法
CN101096923B (zh) * 2006-06-26 2010-12-29 福特环球技术公司 用于操作具有四元催化转化器的内燃发动机的方法
CN102369058A (zh) * 2009-01-16 2012-03-07 巴斯夫公司 用于改进烃转化的具有层结构的柴油机氧化催化剂
CN103071524A (zh) * 2013-01-30 2013-05-01 上海歌地催化剂有限公司 用于净化柴油机废气的氧化催化剂及其制备方法
CN103120955A (zh) * 2011-11-18 2013-05-29 中国石油化工股份有限公司 多环芳烃转化为单环芳烃的催化剂及其制备方法
US8505279B2 (en) 2009-03-26 2013-08-13 GM Global Technology Operations LLC Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same
CN104379256A (zh) * 2012-04-05 2015-02-25 巴斯夫公司 具有co/hc点火和hc储存功能的pt-pd柴油氧化催化剂
CN102355951B (zh) * 2009-01-16 2015-11-25 巴斯夫公司 层状柴油机氧化催化剂复合材料
CN105813745A (zh) * 2013-12-06 2016-07-27 庄信万丰股份有限公司 包含两种不同贵金属-分子筛催化剂的废气催化剂
CN106622352A (zh) * 2011-10-06 2017-05-10 庄信万丰股份有限公司 用于内燃机废气处理的氧化催化剂
CN107250497A (zh) * 2015-02-26 2017-10-13 庄信万丰股份有限公司 被动NOx吸附剂
CN107427777A (zh) * 2015-03-25 2017-12-01 庄信万丰股份有限公司 包含贵金属和具有OFF骨架类型的分子筛的被动NOx吸附剂
CN121198233A (zh) * 2025-11-28 2025-12-26 湖南大学 一种碱金属改性沸石吸附材料及其制备方法和应用

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WO1998050151A1 (en) 1998-11-12
DE69815829T2 (de) 2004-05-06
ATE243560T1 (de) 2003-07-15
ZA982879B (en) 1998-10-28
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US6093378A (en) 2000-07-25
DE69815829D1 (de) 2003-07-31

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