GR3030800T3 - Aggregate of cristallites of cerium oxide, process for obtaining it and use in the reduction of combustion residues. - Google Patents

Aggregate of cristallites of cerium oxide, process for obtaining it and use in the reduction of combustion residues.

Info

Publication number
GR3030800T3
GR3030800T3 GR990401888T GR990401888T GR3030800T3 GR 3030800 T3 GR3030800 T3 GR 3030800T3 GR 990401888 T GR990401888 T GR 990401888T GR 990401888 T GR990401888 T GR 990401888T GR 3030800 T3 GR3030800 T3 GR 3030800T3
Authority
GR
Greece
Prior art keywords
nanometres
angstrom
aggregate
cristallites
obtaining
Prior art date
Application number
GR990401888T
Other languages
English (en)
Inventor
Jacques Lemaire
Denis Petta
Olivier Touret
Original Assignee
Rhone Poulenc Chimie
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 Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of GR3030800T3 publication Critical patent/GR3030800T3/el

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • 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
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224—Oxides or hydroxides of lanthanides
    • C01F17/235—Cerium oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/12—Inorganic compounds
    • C10L1/1233—Inorganic compounds oxygen containing compounds, e.g. oxides, hydroxides, acids and salts thereof
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/06—Use of additives to fuels or fires for particular purposes for facilitating soot removal
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/16—Hydrocarbons
    • C10L1/1616—Hydrocarbons fractions, e.g. lubricants, solvents, naphta, bitumen, tars, terpentine
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00—Liquid carbonaceous fuels
    • C10L1/10—Liquid carbonaceous fuels containing additives
    • C10L1/14—Organic compounds
    • C10L1/18—Organic compounds containing oxygen
    • C10L1/188—Carboxylic acids; metal salts thereof
    • C10L1/1881—Carboxylic acids; metal salts thereof carboxylic group attached to an aliphatic carbon atom
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Composite Materials (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Processing Of Solid Wastes (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Treating Waste Gases (AREA)
  • Cephalosporin Compounds (AREA)
GR990401888T 1992-11-25 1999-07-20 Aggregate of cristallites of cerium oxide, process for obtaining it and use in the reduction of combustion residues. GR3030800T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9214158A FR2698346B1 (fr) 1992-11-25 1992-11-25 Agrégat de cristallites d'oxyde cérique, procédé d'obtention et son utilisation pour réduire les résidus de combustion.

Publications (1)

Publication Number Publication Date
GR3030800T3 true GR3030800T3 (en) 1999-11-30

Family

ID=9435884

Family Applications (1)

Application Number Title Priority Date Filing Date
GR990401888T GR3030800T3 (en) 1992-11-25 1999-07-20 Aggregate of cristallites of cerium oxide, process for obtaining it and use in the reduction of combustion residues.

Country Status (15)

Country Link
US (1) US6093223A (el)
EP (1) EP0599717B1 (el)
JP (1) JP2858624B2 (el)
KR (1) KR970009568B1 (el)
CN (1) CN1042442C (el)
AT (1) ATE179960T1 (el)
AU (1) AU672834B2 (el)
BR (1) BR9304813A (el)
CA (1) CA2109887C (el)
DE (1) DE69324890T2 (el)
ES (1) ES2133371T3 (el)
FR (1) FR2698346B1 (el)
GR (1) GR3030800T3 (el)
HU (1) HU215207B (el)
MX (1) MX9307312A (el)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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FR2714695B1 (fr) * 1993-12-31 1996-03-22 Rhone Poulenc Chimie Procédé pour maintenir propre les circuits d'un moteur turbocompressé et pour réduire les rejets carbonés d'un tel moteur.
FR2726199A1 (fr) * 1994-10-28 1996-05-03 Rhone Poulenc Chimie Sol organique d'oxyde tetravalent et son utilisation comme additif de composes hydrocarbones
DK0671205T3 (da) * 1994-02-18 2000-08-07 Rhodia Chimie Sa Organisk sol af tetravalent oxid samt anvendelse heraf som additiv til carbonhyddridforbindelser
FR2716388B1 (fr) * 1994-02-18 1996-08-02 Rhone Poulenc Chimie Sol organique de composé cérique et son procédé de synthèse.
US6210451B1 (en) 1995-02-21 2001-04-03 Rhone-Poulenc Chimie Colloidal organic sols comprising tetravalent metal oxide/organic acid complexes
FR2731009B1 (fr) * 1995-02-24 1997-04-04 Rhone Poulenc Chimie Procede de protection des moteurs a combustion interne et application de compose a base de cerium a la protection des moteurs contre l'usure et l'oxydation
JP2746861B2 (ja) * 1995-11-20 1998-05-06 三井金属鉱業株式会社 酸化セリウム超微粒子の製造方法
FR2780096B1 (fr) 1998-06-22 2000-09-08 Rhodia Chimie Sa Procede de traitement par combustion des particules carbonees dans un circuit d'echappement d'un moteur a combustion interne
AU2007203092B2 (en) * 2000-06-29 2010-02-11 Neuftec Limited A fuel additive
DE60108395T2 (de) * 2000-06-29 2005-12-22 Neuftec Ltd. Ein brennstoffzusatz
JP2005519756A (ja) 2001-06-20 2005-07-07 ナノフェイズ テクノロジーズ コーポレイション ナノ結晶性金属酸化物の非水系分散体
GB0126663D0 (en) * 2001-11-06 2002-01-02 Oxonica Ltd Cerium oxide nanoparticles
SE527527C2 (sv) * 2003-04-02 2006-04-04 Volvo Lastvagnar Ab Motordrivet fordon med avgasrening
EP1512736B1 (en) 2003-09-05 2018-05-02 Infineum International Limited Stabilised diesel fuel additive compositions
US7419516B1 (en) 2004-05-14 2008-09-02 Research Foundation Of The University Of Central Florida, Inc. Use of oxide nanoparticles in soot reduction
FR2898886B1 (fr) * 2006-03-27 2008-12-12 Conversion De L Uranium En Met Tetrafluorure de cerium, ses procedes de synthese et ses utilisations
JPWO2007126030A1 (ja) * 2006-04-27 2009-09-10 旭硝子株式会社 酸化物結晶微粒子及び該微粒子を含む研磨用スラリー
US10435639B2 (en) 2006-09-05 2019-10-08 Cerion, Llc Fuel additive containing lattice engineered cerium dioxide nanoparticles
JP5462627B2 (ja) 2006-09-05 2014-04-02 セリオン テクノロジー， インコーポレーテッド 二酸化セリウムナノ粒子を製造する方法
US8883865B2 (en) 2006-09-05 2014-11-11 Cerion Technology, Inc. Cerium-containing nanoparticles
US8741821B2 (en) * 2007-01-03 2014-06-03 Afton Chemical Corporation Nanoparticle additives and lubricant formulations containing the nanoparticle additives
JP5474311B2 (ja) * 2007-04-17 2014-04-16 イビデン株式会社 触媒担持ハニカムおよびその製造方法
US8679344B2 (en) * 2008-12-17 2014-03-25 Cerion Technology, Inc. Process for solvent shifting a nanoparticle dispersion
EP2806728B1 (en) * 2012-01-27 2019-09-11 N/C-Quest Inc Carbon nanotube production method to stimulate soil microorganisms and plant growth produced from the emissions of internal combustion
PL398335A1 (pl) * 2012-03-07 2013-09-16 Idea Spólka Z Ograniczona Odpowiedzialnoscia Sposób wytwarzania uszlachetnionego paliwa do silników wysokopreznych oraz uszlachetnione paliwo do silników wysokopreznych
WO2015058037A1 (en) 2013-10-17 2015-04-23 Cerion, Llc Malic acid stabilized nanoceria particles
FR3025116B1 (fr) 2014-08-29 2018-04-13 Psa Automobiles Sa. Filtre a particules catalyse
CN110871065A (zh) * 2018-09-04 2020-03-10 天津大学 一种水热还原制备氧化铈催化剂的方法及其应用

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US4065544A (en) * 1970-05-11 1977-12-27 Union Carbide Corporation Finely divided metal oxides and sintered objects therefrom
US4036605A (en) * 1971-09-01 1977-07-19 Gulf Research & Development Company Chelates of cerium (IV), their preparation and gasoline containing said chelates
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US4599201A (en) * 1982-04-12 1986-07-08 Rhone-Poulenc, Inc. Process for preparing ceric carboxylates
FR2559754A1 (fr) * 1984-02-20 1985-08-23 Rhone Poulenc Spec Chim Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention
US4670020A (en) * 1984-12-24 1987-06-02 Ford Motor Company Carbon ignition temperature depressing agent and method of regenerating an automotive particulate trap utilizing said agent
US4568357A (en) * 1984-12-24 1986-02-04 General Motors Corporation Diesel fuel comprising cerium and manganese additives for improved trap regenerability
US4621593A (en) * 1984-12-24 1986-11-11 Ford Motor Company Automotive dispensing apparatus for fuel additive
DE3772685D1 (de) * 1986-09-19 1991-10-10 Rhone Poulenc Chimie Verwendung von gemischen aus seltenen erden, um kraftstoffe fuer dieselmotoren zu stabilisieren.
FR2617153B1 (fr) * 1987-06-26 1991-04-05 Rhone Poulenc Chimie Procede d'obtention d'un oxyde cerique et oxyde cerique a nouvelles caracteristiques morphologiques
AT391873B (de) * 1988-10-03 1990-12-10 Lang Chem Tech Prod Waessrige katalysatorloesung sowie brennstoffe
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US5449387A (en) * 1992-06-17 1995-09-12 Rhone-Poulenc Chemicals Limited Cerium (IV) catalyst compounds and promoting combustion of hydrocarbon fuels therewith

Also Published As

Publication number Publication date
KR970009568B1 (ko) 1997-06-14
FR2698346B1 (fr) 1995-01-27
KR940011056A (ko) 1994-06-20
ATE179960T1 (de) 1999-05-15
JPH06340418A (ja) 1994-12-13
FR2698346A1 (fr) 1994-05-27
ES2133371T3 (es) 1999-09-16
CN1091768A (zh) 1994-09-07
MX9307312A (es) 1994-05-31
HU215207B (hu) 1998-10-28
EP0599717A1 (fr) 1994-06-01
BR9304813A (pt) 1994-05-31
HU9303335D0 (en) 1994-03-28
CA2109887A1 (fr) 1994-05-26
EP0599717B1 (fr) 1999-05-12
HUT69749A (en) 1995-09-28
CN1042442C (zh) 1999-03-10
US6093223A (en) 2000-07-25
DE69324890T2 (de) 1999-11-18
DE69324890D1 (de) 1999-06-17
JP2858624B2 (ja) 1999-02-17
AU672834B2 (en) 1996-10-17
AU5191793A (en) 1994-06-16
CA2109887C (fr) 1999-11-23

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