MX171972B - Catalizadores soportados y procedimiento para su fabricacion - Google Patents
Catalizadores soportados y procedimiento para su fabricacionInfo
- Publication number
- MX171972B MX171972B MX023420A MX2342090A MX171972B MX 171972 B MX171972 B MX 171972B MX 023420 A MX023420 A MX 023420A MX 2342090 A MX2342090 A MX 2342090A MX 171972 B MX171972 B MX 171972B
- Authority
- MX
- Mexico
- Prior art keywords
- supported catalysts
- manufacturing procedure
- active elements
- deposited
- support
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
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
- B01D53/9445—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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
-
- 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
-
- 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
-
- 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
- B01J35/19—Catalysts containing parts with different compositions
-
- 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
- B01J37/0215—Coating
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
La presente invención se refiere a catalizadores soprtados del tipo que incluye un soporte obtenido por conformación de un material poroso, en que se depositan elementos catalíticamente activos, caracterizados porque por lo menos uno de estos elementos activos, que no pertencen a la familia del platino, se deposita en forma homogénea en concentración, sobre una corona periférica de ancho determinado del soporte.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8915542A FR2654953B1 (fr) | 1989-11-27 | 1989-11-27 | Catalyseurs supportes et procede de fabrication de ceux-ci. |
Publications (1)
Publication Number | Publication Date |
---|---|
MX171972B true MX171972B (es) | 1993-11-24 |
Family
ID=9387795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX023420A MX171972B (es) | 1989-11-27 | 1990-11-12 | Catalizadores soportados y procedimiento para su fabricacion |
Country Status (17)
Country | Link |
---|---|
EP (1) | EP0430744B1 (es) |
JP (2) | JP2552201B2 (es) |
KR (1) | KR970005545B1 (es) |
AT (1) | ATE138591T1 (es) |
BR (1) | BR9005980A (es) |
CA (1) | CA2030682A1 (es) |
DE (1) | DE69027184T2 (es) |
DK (1) | DK0430744T3 (es) |
ES (1) | ES2090113T3 (es) |
FI (1) | FI905824A (es) |
FR (1) | FR2654953B1 (es) |
GR (1) | GR3020638T3 (es) |
IE (1) | IE904093A1 (es) |
MX (1) | MX171972B (es) |
NO (1) | NO905099L (es) |
PT (1) | PT95999B (es) |
RU (1) | RU2027505C1 (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002328207B2 (en) * | 2001-09-14 | 2008-06-12 | Neo International Corp. | A process for making rare earth metal oxide-coated microporous materials |
JP4165419B2 (ja) | 2004-03-09 | 2008-10-15 | トヨタ自動車株式会社 | 金属酸化物粒子及び排ガス浄化触媒の製造方法 |
JP4165443B2 (ja) | 2004-04-27 | 2008-10-15 | トヨタ自動車株式会社 | 金属酸化物粒子の製造方法、及び排ガス浄化触媒 |
WO2005102523A1 (en) | 2004-04-27 | 2005-11-03 | Toyota Jidosha Kabushiki Kaisha | Process for producing metal oxide particle and exhaust gas purifying catalyst |
JP4865250B2 (ja) | 2005-04-15 | 2012-02-01 | 三菱重工業株式会社 | 排ガス処理用触媒の製造方法 |
JP4801461B2 (ja) | 2006-02-16 | 2011-10-26 | 三菱重工業株式会社 | 排ガス処理用触媒の製造方法 |
GB0603942D0 (en) | 2006-02-28 | 2006-04-05 | Johnson Matthey Plc | Exhaust system for a spark-ignited internal combustion engine |
JP4939082B2 (ja) | 2006-03-01 | 2012-05-23 | 三菱重工業株式会社 | 排ガス処理システム |
JP2008289971A (ja) | 2007-05-23 | 2008-12-04 | Toyota Motor Corp | コアシェル構造体及びその製造方法並びに当該コアシェル構造体を含む排ガス浄化用触媒 |
GB0716833D0 (en) | 2007-08-31 | 2007-10-10 | Nunn Andrew D | On board diagnostic system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1004588A (fr) * | 1949-01-10 | 1952-03-31 | Houilleres Bassin Du Nord | Procédé de préparation de catalyseurs et ses applications |
US2695893A (en) * | 1950-09-13 | 1954-11-30 | Eugene J Houdry | Catalysis and manufacture of catalytic masses |
BE605998A (es) * | 1950-10-30 | |||
DE2352795A1 (de) * | 1972-10-23 | 1974-05-02 | Toa Nenryo Kogyo Kk | Verfahren zur herstellung eines katalysators zur kohlenwasserstoffkonversion |
US4136063A (en) * | 1974-04-20 | 1979-01-23 | Toyota Jidosha Kogyo Kabushiki Kaisha | Catalyst carrier |
US4331565A (en) * | 1980-11-28 | 1982-05-25 | General Motors Corporation | Method for forming high surface area catalyst carrier and catalyst using same |
JPS57119834A (en) * | 1981-01-20 | 1982-07-26 | Mitsui Mining & Smelting Co Ltd | Rare earth liquid composition for coating of catalyst carrier |
US4465789A (en) * | 1983-04-04 | 1984-08-14 | American Cyanamid Company | Hydrotreating catalyst support having dual pore structure |
US4900712A (en) * | 1988-09-30 | 1990-02-13 | Prototech Company | Catalytic washcoat and method of preparation of the same |
-
1989
- 1989-11-27 FR FR8915542A patent/FR2654953B1/fr not_active Expired - Fee Related
-
1990
- 1990-11-12 MX MX023420A patent/MX171972B/es unknown
- 1990-11-13 EP EP90403205A patent/EP0430744B1/fr not_active Expired - Lifetime
- 1990-11-13 IE IE409390A patent/IE904093A1/en unknown
- 1990-11-13 AT AT90403205T patent/ATE138591T1/de not_active IP Right Cessation
- 1990-11-13 DE DE69027184T patent/DE69027184T2/de not_active Expired - Fee Related
- 1990-11-13 ES ES90403205T patent/ES2090113T3/es not_active Expired - Lifetime
- 1990-11-13 DK DK90403205.9T patent/DK0430744T3/da active
- 1990-11-23 CA CA002030682A patent/CA2030682A1/fr not_active Abandoned
- 1990-11-26 RU SU904831755A patent/RU2027505C1/ru active
- 1990-11-26 PT PT95999A patent/PT95999B/pt not_active IP Right Cessation
- 1990-11-26 FI FI905824A patent/FI905824A/fi not_active Application Discontinuation
- 1990-11-26 BR BR909005980A patent/BR9005980A/pt not_active Application Discontinuation
- 1990-11-26 NO NO90905099A patent/NO905099L/no unknown
- 1990-11-27 JP JP2321336A patent/JP2552201B2/ja not_active Expired - Lifetime
- 1990-11-27 KR KR1019900019277A patent/KR970005545B1/ko not_active IP Right Cessation
-
1994
- 1994-04-07 JP JP6092909A patent/JP2651998B2/ja not_active Expired - Lifetime
-
1996
- 1996-07-26 GR GR960401994T patent/GR3020638T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
KR910009335A (ko) | 1991-06-28 |
GR3020638T3 (en) | 1996-10-31 |
FI905824A (fi) | 1991-05-28 |
FI905824A0 (fi) | 1990-11-26 |
KR970005545B1 (ko) | 1997-04-17 |
JP2651998B2 (ja) | 1997-09-10 |
NO905099L (no) | 1991-05-28 |
NO905099D0 (no) | 1990-11-26 |
CA2030682A1 (fr) | 1991-05-28 |
EP0430744A1 (fr) | 1991-06-05 |
PT95999A (pt) | 1991-09-13 |
JPH03181335A (ja) | 1991-08-07 |
IE904093A1 (en) | 1991-06-05 |
RU2027505C1 (ru) | 1995-01-27 |
ATE138591T1 (de) | 1996-06-15 |
EP0430744B1 (fr) | 1996-05-29 |
JP2552201B2 (ja) | 1996-11-06 |
DK0430744T3 (da) | 1996-06-17 |
FR2654953B1 (fr) | 1994-02-04 |
PT95999B (pt) | 1998-01-30 |
DE69027184D1 (de) | 1996-07-04 |
FR2654953A1 (fr) | 1991-05-31 |
JPH0747288A (ja) | 1995-02-21 |
ES2090113T3 (es) | 1996-10-16 |
BR9005980A (pt) | 1991-09-24 |
DE69027184T2 (de) | 1996-11-28 |
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