DE60001760D1 - Produkt auf Basis von Aluminiumoxid, geeignet zur Verwendung als NOx Absorber - Google Patents
Produkt auf Basis von Aluminiumoxid, geeignet zur Verwendung als NOx AbsorberInfo
- Publication number
- DE60001760D1 DE60001760D1 DE60001760T DE60001760T DE60001760D1 DE 60001760 D1 DE60001760 D1 DE 60001760D1 DE 60001760 T DE60001760 T DE 60001760T DE 60001760 T DE60001760 T DE 60001760T DE 60001760 D1 DE60001760 D1 DE 60001760D1
- Authority
- DE
- Germany
- Prior art keywords
- aluminum oxide
- product based
- nox absorber
- nox
- absorber
- 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.)
- Expired - Lifetime
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
- B01D53/92—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
- B01J20/06—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
- B01J20/08—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 comprising aluminium oxide or hydroxide; comprising bauxite
-
- 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
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
- B01J37/033—Using Hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/32—Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of elements or compounds in the liquid or solid state or in non-aqueous solution, e.g. sol-gel process
-
- 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
- C01F7/00—Compounds of aluminium
-
- 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
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/34—Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts
- C01F7/36—Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts from organic aluminium salts
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2063—Lanthanum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2065—Cerium
-
- 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
- B01D2255/20738—Iron
-
- 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
- B01D2255/20746—Cobalt
-
- 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
- B01D2255/20753—Nickel
-
- 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
- B01D2258/012—Diesel engines and lean burn gasoline engines
-
- 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
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
- Y10S502/524—Spinel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geology (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/227,849 US6165932A (en) | 1999-01-11 | 1999-01-11 | Transition metal oxides useful in fabrication of NOx absorbent formulations |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60001760D1 true DE60001760D1 (de) | 2003-04-30 |
DE60001760T2 DE60001760T2 (de) | 2003-10-16 |
Family
ID=22854723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60001760T Expired - Lifetime DE60001760T2 (de) | 1999-01-11 | 2000-01-10 | Produkt auf Basis von Aluminiumoxid, geeignet zur Verwendung als NOx Absorber |
Country Status (4)
Country | Link |
---|---|
US (1) | US6165932A (de) |
EP (1) | EP1020405B1 (de) |
JP (1) | JP2000202238A (de) |
DE (1) | DE60001760T2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1154854B1 (de) * | 1999-02-12 | 2005-11-09 | Johnson Matthey PLC | Nickel katalysatoren auf übergang aluminiumoxyd |
FR2793161B1 (fr) * | 1999-05-07 | 2001-10-12 | Renault | Dispositif d'epuration des gaz d'echappement pour moteur a combustion interne |
FR2804619B1 (fr) * | 2000-02-07 | 2002-08-02 | Rhodia Terres Rares | Procede pour le piegeage des nox dans le traitement de gaz en vue de la reduction des emissions d'oxyde d'azote utilisant un catalyseur a base de manganese |
US6455463B1 (en) * | 2001-03-13 | 2002-09-24 | Delphi Technologies, Inc. | Alkaline earth/transition metal lean NOx catalyst |
GB0115729D0 (en) * | 2001-06-28 | 2001-08-22 | Univ Surrey | Doped alumina catalysts |
DE10308571B4 (de) * | 2003-02-24 | 2014-05-08 | Volkswagen Ag | Verfahren zur Herstellung eines Komposit-Materials für die Speicherung von Stickoxiden, mit dem Verfahren hergestelltes Kompositmaterial sowie seine Verwendung |
EA018085B1 (ru) * | 2006-06-12 | 2013-05-30 | Каптиджел Аб | Гидрогели и гидрозоли оксидов металлов, их получение и применение |
KR101593746B1 (ko) * | 2013-06-03 | 2016-02-18 | 제일모직주식회사 | 유기금속화합물, 이의 제조방법 및 이를 이용한 탄산에스테르의 제조방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4244986A (en) * | 1979-04-24 | 1981-01-13 | Westinghouse Electric Corp. | Method of forming sodium beta-Al2 O3 films and coatings |
US4610866A (en) * | 1985-10-11 | 1986-09-09 | Battelle Memorial Institute | Method for producing beta-aluminas |
US5134107A (en) * | 1991-09-06 | 1992-07-28 | Ford Motor Company | Single phase metal-alumina made by sol-gel processing |
EP0613714B1 (de) * | 1993-01-11 | 2001-07-04 | Toyota Jidosha Kabushiki Kaisha | Verfahren zur Reinigung von Abgasen |
US5403807A (en) * | 1993-02-08 | 1995-04-04 | Ford Motor Company | Single phase metal-alumina sol-gel process and material |
FR2720296B1 (fr) * | 1994-05-27 | 1996-07-12 | Rhone Poulenc Chimie | Composés à base d'alumine, d'oxyde de cérium et d'oxyde de zirconium à réductibilité élevée, leur procédé de préparation et leur utilisation dans la préparation de catalyseurs. |
US6232253B1 (en) * | 1994-09-23 | 2001-05-15 | Ford Global Technologies, Inc. | Sol-gel alumina membrane for lean NOx catalysts and method of making same |
US5494863A (en) * | 1994-12-13 | 1996-02-27 | Vortec Corporation | Process for nuclear waste disposal |
JP3304771B2 (ja) * | 1995-07-20 | 2002-07-22 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
-
1999
- 1999-01-11 US US09/227,849 patent/US6165932A/en not_active Expired - Lifetime
- 1999-12-27 JP JP11369354A patent/JP2000202238A/ja active Pending
-
2000
- 2000-01-10 EP EP00300117A patent/EP1020405B1/de not_active Expired - Lifetime
- 2000-01-10 DE DE60001760T patent/DE60001760T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1020405A3 (de) | 2000-09-06 |
DE60001760T2 (de) | 2003-10-16 |
EP1020405A2 (de) | 2000-07-19 |
JP2000202238A (ja) | 2000-07-25 |
EP1020405B1 (de) | 2003-03-26 |
US6165932A (en) | 2000-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: FORD GLOBAL TECHNOLOGIES, LLC (N.D.GES.D. STAATES |
|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |