GB1586398A - Pellet type oxidation catalyst - Google Patents
Pellet type oxidation catalyst Download PDFInfo
- Publication number
- GB1586398A GB1586398A GB22688/78A GB2268878A GB1586398A GB 1586398 A GB1586398 A GB 1586398A GB 22688/78 A GB22688/78 A GB 22688/78A GB 2268878 A GB2268878 A GB 2268878A GB 1586398 A GB1586398 A GB 1586398A
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalyst
- microns
- surface area
- depth
- catalysts
- 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
Links
- 239000003054 catalyst Substances 0.000 title claims description 95
- 239000008188 pellet Substances 0.000 title claims description 23
- 230000003647 oxidation Effects 0.000 title claims description 7
- 238000007254 oxidation reaction Methods 0.000 title claims description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 19
- 239000011148 porous material Substances 0.000 claims description 19
- 230000035515 penetration Effects 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 14
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 229910052697 platinum Inorganic materials 0.000 claims description 7
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 229910000510 noble metal Inorganic materials 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 19
- 230000003197 catalytic effect Effects 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 12
- 239000002574 poison Substances 0.000 description 10
- 231100000614 poison Toxicity 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- 239000011149 active material Substances 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000002902 bimodal effect Effects 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 231100000572 poisoning Toxicity 0.000 description 3
- 230000000607 poisoning effect Effects 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910021626 Tin(II) chloride Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910001680 bayerite Inorganic materials 0.000 description 2
- 229910001593 boehmite Inorganic materials 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910001679 gibbsite Inorganic materials 0.000 description 2
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000001119 stannous chloride Substances 0.000 description 2
- 235000011150 stannous chloride Nutrition 0.000 description 2
- 150000004684 trihydrates Chemical class 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000004131 Bayer process Methods 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 206010072063 Exposure to lead Diseases 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010849 combustible waste Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000013211 curve analysis Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012688 phosphorus precursor Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002459 porosimetry Methods 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
-
- 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
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
-
- 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
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
-
- 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
- B01J35/63—Pore volume
- B01J35/635—0.5-1.0 ml/g
-
- 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
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
-
- 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
- B01J35/64—Pore diameter
- B01J35/653—500-1000 nm
-
- 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
- B01J35/66—Pore distribution
- B01J35/69—Pore distribution bimodal
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/815,791 US4119571A (en) | 1976-02-13 | 1977-07-15 | Pellet type oxidation catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1586398A true GB1586398A (en) | 1981-03-18 |
Family
ID=25218838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB22688/78A Expired GB1586398A (en) | 1977-07-15 | 1978-05-25 | Pellet type oxidation catalyst |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5420984A (US08066781-20111129-C00013.png) |
| AU (1) | AU522155B2 (US08066781-20111129-C00013.png) |
| DE (1) | DE2828034A1 (US08066781-20111129-C00013.png) |
| GB (1) | GB1586398A (US08066781-20111129-C00013.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59162949A (ja) * | 1983-03-08 | 1984-09-13 | ユーオーピー | ジエン類の存在下でのアルキン類の選択的水素化用触媒 |
| JPS61230748A (ja) * | 1985-04-03 | 1986-10-15 | Nippon Shokubai Kagaku Kogyo Co Ltd | 窒素酸化物浄化用触媒 |
| DE3740091A1 (de) * | 1987-11-26 | 1989-06-15 | Paul J M Haufe | Filtermaterial |
| FR2631854A1 (fr) * | 1988-05-26 | 1989-12-01 | Norsolor Sa | Procede de purification catalytique d'un effluent aqueux |
| DE3830850A1 (de) * | 1988-09-10 | 1990-03-22 | Gutec Gmbh | Verfahren zur entfernung des nitrit- und/oder nitratgehaltes in wasser |
-
1978
- 1978-05-25 GB GB22688/78A patent/GB1586398A/en not_active Expired
- 1978-06-08 AU AU36958/78A patent/AU522155B2/en not_active Expired
- 1978-06-26 DE DE19782828034 patent/DE2828034A1/de active Granted
- 1978-07-15 JP JP8569678A patent/JPS5420984A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5420984A (en) | 1979-02-16 |
| AU522155B2 (en) | 1982-05-20 |
| AU3695878A (en) | 1979-12-13 |
| DE2828034C2 (US08066781-20111129-C00013.png) | 1987-01-15 |
| DE2828034A1 (de) | 1979-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4119571A (en) | Pellet type oxidation catalyst | |
| CA1102299A (en) | Platinum-rhodium catalyst for automotive emission control | |
| US4123391A (en) | Auto emission purifying catalyst and method of manufacture | |
| US3881696A (en) | Catalyst for cleaning engine exhaust gases | |
| CA2089397C (en) | A coating dispersion for exhaust gas catalysts | |
| CA1324373C (en) | Platinum-free three-way catalyst | |
| US4923842A (en) | Lanthanum containing catalyst for treating automotive exhaust | |
| US5179059A (en) | Catalyst for purifying the exhaust gases of internal combustion engines and method for making the catalyst | |
| US3284370A (en) | Alumina supported copper oxide-rare earth oxide catalyst compositions | |
| US3503715A (en) | Apparatus for treating an exhaust gas stream with different catalyst beds | |
| JP5635410B2 (ja) | 排ガス浄化用触媒およびそれを用いた浄化方法 | |
| JP2003517921A (ja) | 触媒装置 | |
| EP2979755B1 (en) | Catalyst structure for exhaust gas treatment | |
| US4510261A (en) | Catalyst with high geometric surface area | |
| GB1603462A (en) | Catalyst supports and catalysts prepared therefrom | |
| US3161605A (en) | Preparation of supported catalysts | |
| EP1850948B1 (en) | Exhaust gas purifying three-way catalyst | |
| EP0119715B1 (en) | Catalysts with support coatings having increased macroporosity | |
| GB1586398A (en) | Pellet type oxidation catalyst | |
| Axelsson et al. | Hydrothermal stability of silica as a support for platinum in an oxidation catalyst | |
| US4541996A (en) | Process for utilizing catalyst with high geometric surface area | |
| US4510262A (en) | Doubly promoted catalyst with high geometric surface area | |
| US4541995A (en) | Process for utilizing doubly promoted catalyst with high geometric surface area | |
| US4380510A (en) | Method of making layered catalysts | |
| JPH074528B2 (ja) | アルコールを燃料とする内燃機関からの排気ガスの浄化用触媒の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950118 |