BR0010365A - Compound that can be used as a pickup for nox9 system, gas treatment process to reduce emissions of nitrogen oxides, and use of a compound - Google Patents

Compound that can be used as a pickup for nox9 system, gas treatment process to reduce emissions of nitrogen oxides, and use of a compound

Info

Publication number
BR0010365A
BR0010365A BR0010365-9A BR0010365A BR0010365A BR 0010365 A BR0010365 A BR 0010365A BR 0010365 A BR0010365 A BR 0010365A BR 0010365 A BR0010365 A BR 0010365A
Authority
BR
Brazil
Prior art keywords
compound
nitrogen oxides
treatment process
gas treatment
nox9
Prior art date
Application number
BR0010365-9A
Other languages
Portuguese (pt)
Inventor
Christian Bert
Thierry Birchem
Christophe Bouly
Marc Guyon
Catherine Hedouin
Najat Moral
Thierry Pontier
Christian Sarda
Thierry Seguelong
Original Assignee
Rhodia Chimie Ecia Renault
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
Priority claimed from FR9905843A external-priority patent/FR2793161B1/en
Priority claimed from FR9905872A external-priority patent/FR2793164B1/en
Priority claimed from FR9905869A external-priority patent/FR2793163B1/en
Application filed by Rhodia Chimie Ecia Renault filed Critical Rhodia Chimie Ecia Renault
Publication of BR0010365A publication Critical patent/BR0010365A/en

Links

Classifications

    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/041—Oxides or hydroxides
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3234—Inorganic material layers
    • B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/202—Alkali metals
    • B01D2255/2022—Potassium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/202—Alkali metals
    • B01D2255/2027—Sodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/2073—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers
    • 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
    • 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
    • B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
    • 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
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

"COMPOSTO QUE PODE SER UTILIZADO COMO CAPTADOR PARA NO~ x~, SISTEMA, PROCESSO DE TRATAMENTO DE GASES PARA REDUçãO DAS EMISSõES DOS óXIDOS DE NITROGêNIO, E, UTILIZAçãO DE UM COMPOSTO". A invenção refere-se a um composto e à sua utilização como captador para NO~ x~ no tratamento dos gases de escape. Este composto é caracterizado pelo fato de que ele compreende uma associação: de uma primeira composição que compreende um suporte e uma fase ativa, a fase ativa sendo à base de manganês e de pelo menos um outro elemento A escolhido entre os alcalinos e os alcalino-terrosos, o manganês e o elemento A estando quimicamente ligados; de uma segunda composição que compreende um suporte e uma fase ativa à base de manganês e de pelo menos um outro elemento B escolhido entre os alcalinos, os alcalino-terrosos e as terras raras, esta segunda composição apresentando ou sendo suscetível de apresentar uma superfície específica de pelo menos 10 m^ 2^/g após calcinação 8 horas a 800<198>C."COMPOUND THAT CAN BE USED AS A CAPTOR FOR NO ~ x ~, SYSTEM, GAS TREATMENT PROCESS TO REDUCE EMITIONS OF NITROGEN OXIDES, AND, USE OF A COMPOUND". The invention relates to a compound and its use as a collector for NO ~ x ~ in the treatment of exhaust gases. This compound is characterized by the fact that it comprises an association: of a first composition comprising a support and an active phase, the active phase being based on manganese and at least one other element A chosen from alkali and alkali- earthy, manganese and element A being chemically linked; of a second composition comprising a support and an active phase based on manganese and at least one other element B chosen from alkali, alkaline earth and rare earths, this second composition presenting or being susceptible to presenting a specific surface at least 10 m ^ 2 ^ / g after calcination 8 hours at 800 <198> C.

BR0010365-9A 1999-05-07 2000-05-05 Compound that can be used as a pickup for nox9 system, gas treatment process to reduce emissions of nitrogen oxides, and use of a compound BR0010365A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR9905843A FR2793161B1 (en) 1999-05-07 1999-05-07 EXHAUST PURIFICATION DEVICE FOR AN INTERNAL COMBUSTION ENGINE
FR9905872A FR2793164B1 (en) 1999-05-07 1999-05-07 COMPOSITION FOR PURIFYING EXHAUST GASES FROM AN INTERNAL COMBUSTION ENGINE
FR9905869A FR2793163B1 (en) 1999-05-07 1999-05-07 PURIFICATION COMPOSITION WITH TREATMENT OF NOX FROM EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE
PCT/FR2000/001227 WO2000067904A1 (en) 1999-05-07 2000-05-05 Composition for use as nox trap, combining two compositions based on manganese and another element selected among the alkalines, alkaline-earths and rare earths and use thereof for treating exhaust gases

Publications (1)

Publication Number Publication Date
BR0010365A true BR0010365A (en) 2002-02-13

Family

ID=27253530

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0010365-9A BR0010365A (en) 1999-05-07 2000-05-05 Compound that can be used as a pickup for nox9 system, gas treatment process to reduce emissions of nitrogen oxides, and use of a compound

Country Status (9)

Country Link
EP (1) EP1187675A1 (en)
JP (1) JP2002543964A (en)
KR (1) KR20020042528A (en)
CN (1) CN1131726C (en)
AU (1) AU4413800A (en)
BR (1) BR0010365A (en)
CA (1) CA2373080A1 (en)
MX (1) MXPA01011243A (en)
WO (1) WO2000067904A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6727202B2 (en) 2001-08-21 2004-04-27 Engelhard Corporation Enhanced NOx trap having increased durability
FR2845932A1 (en) * 2002-10-17 2004-04-23 Rhodia Elect & Catalysis Catalyst useful for removing nitrogen oxides from automobile exhaust gases comprises rare-earth-doped alumina, manganese, alkali metal and platinum
JP4746264B2 (en) * 2003-11-17 2011-08-10 三井金属鉱業株式会社 Exhaust gas purification catalyst and exhaust gas purification device for internal combustion engine
WO2006103914A1 (en) * 2005-03-29 2006-10-05 Yanmar Co., Ltd. Exhaust gas purifier
JP2006272115A (en) * 2005-03-29 2006-10-12 Yanmar Co Ltd Exhaust gas purifying apparatus
PL1991354T3 (en) * 2006-02-17 2020-12-14 Rhodia Operations Composition based on oxides of zirconium, cerium, yttrium, lanthanum and of another rare earth, method for preparing same and catalytic use
JP5626093B2 (en) * 2011-04-19 2014-11-19 株式会社豊田中央研究所 Exhaust gas purification catalyst, production method thereof, and exhaust gas purification method using the same
CN110038555A (en) * 2019-04-22 2019-07-23 沈阳师范大学 A kind of preparation method and application of birnessite type manganese oxide catalyst
CA3132392C (en) * 2019-09-04 2024-03-12 Grirem Hi-Tech Co., Ltd. Rare-earth-manganese/cerium-zirconium-based composite compound, method for preparing same and use thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2257696B (en) * 1991-06-28 1995-05-31 Riken Kk Method and apparatus for cleaning exhaust gas
US5362463A (en) * 1992-08-26 1994-11-08 University Of De Process for removing NOx from combustion zone gases by adsorption
FR2738756B1 (en) * 1995-09-20 1998-12-11 Rhone Poulenc Chimie PROCESS FOR THE TREATMENT OF HIGH OXYGEN CONTENT FOR REDUCING NITROGEN OXIDE EMISSIONS USING A CATALYTIC COMPOSITION COMPRISING MANGANESE OXIDE AND CERIUM AND / OR ZIRCONIUM OXIDE
US5837212A (en) * 1995-09-21 1998-11-17 Ford Global Technologies, Inc. Potassium/manganese nitrogen oxide traps for lean-burn engine operation

Also Published As

Publication number Publication date
CN1131726C (en) 2003-12-24
CA2373080A1 (en) 2000-11-16
KR20020042528A (en) 2002-06-05
EP1187675A1 (en) 2002-03-20
WO2000067904A1 (en) 2000-11-16
AU4413800A (en) 2000-11-21
MXPA01011243A (en) 2003-07-14
CN1354689A (en) 2002-06-19
JP2002543964A (en) 2002-12-24

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B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired