DE2339513C2 - Platin und/oder Palladium enthaltender Katalysator - Google Patents
Platin und/oder Palladium enthaltender KatalysatorInfo
- Publication number
- DE2339513C2 DE2339513C2 DE2339513A DE2339513A DE2339513C2 DE 2339513 C2 DE2339513 C2 DE 2339513C2 DE 2339513 A DE2339513 A DE 2339513A DE 2339513 A DE2339513 A DE 2339513A DE 2339513 C2 DE2339513 C2 DE 2339513C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- oxide
- platinum
- calcined
- palladium
- 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
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title claims description 64
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 title claims description 39
- 229910052697 platinum Inorganic materials 0.000 title claims description 31
- 229910052763 palladium Inorganic materials 0.000 title claims description 19
- 238000001354 calcination Methods 0.000 claims description 23
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 17
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 11
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 11
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 4
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 claims description 4
- 229910003447 praseodymium oxide Inorganic materials 0.000 claims description 4
- 229910001954 samarium oxide Inorganic materials 0.000 claims description 4
- 229940075630 samarium oxide Drugs 0.000 claims description 4
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 claims description 4
- 239000011872 intimate mixture Substances 0.000 claims description 3
- 150000002941 palladium compounds Chemical class 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 37
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 31
- 230000003647 oxidation Effects 0.000 description 24
- 238000007254 oxidation reaction Methods 0.000 description 24
- 239000000203 mixture Substances 0.000 description 23
- 239000000243 solution Substances 0.000 description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 229910052760 oxygen Inorganic materials 0.000 description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 229910002091 carbon monoxide Inorganic materials 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 11
- 229930195733 hydrocarbon Natural products 0.000 description 10
- 150000002430 hydrocarbons Chemical class 0.000 description 10
- 229910052761 rare earth metal Inorganic materials 0.000 description 10
- 150000002910 rare earth metals Chemical class 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 8
- 239000000446 fuel Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 4
- 239000000543 intermediate Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 4
- AGGKEGLBGGJEBZ-UHFFFAOYSA-N tetramethylenedisulfotetramine Chemical compound C1N(S2(=O)=O)CN3S(=O)(=O)N1CN2C3 AGGKEGLBGGJEBZ-UHFFFAOYSA-N 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229910052878 cordierite Inorganic materials 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- -1 amine hydroxides Chemical class 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 2
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910052845 zircon Inorganic materials 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- 229910002492 Ce(NO3)3·6H2O Inorganic materials 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 101150003085 Pdcl gene Proteins 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 229910000629 Rh alloy Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 101150095510 TMEM35A gene Proteins 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- HEHRHMRHPUNLIR-UHFFFAOYSA-N aluminum;hydroxy-[hydroxy(oxo)silyl]oxy-oxosilane;lithium Chemical compound [Li].[Al].O[Si](=O)O[Si](O)=O.O[Si](=O)O[Si](O)=O HEHRHMRHPUNLIR-UHFFFAOYSA-N 0.000 description 1
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 235000012243 magnesium silicates Nutrition 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- GPNDARIEYHPYAY-UHFFFAOYSA-N palladium(ii) nitrate Chemical compound [Pd+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O GPNDARIEYHPYAY-UHFFFAOYSA-N 0.000 description 1
- 229910052670 petalite Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052851 sillimanite Inorganic materials 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 229910052642 spodumene Inorganic materials 0.000 description 1
- 230000003019 stabilising effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 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
-
- 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
- B01J23/54—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
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27808472A | 1972-08-04 | 1972-08-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2339513A1 DE2339513A1 (de) | 1974-02-21 |
| DE2339513C2 true DE2339513C2 (de) | 1987-02-26 |
Family
ID=23063614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2339513A Expired DE2339513C2 (de) | 1972-08-04 | 1973-08-03 | Platin und/oder Palladium enthaltender Katalysator |
Country Status (13)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3809226A1 (de) * | 1987-03-20 | 1988-09-29 | Toshiba Kawasaki Kk | Hochtemperatur-verbrennungskatalysator und verfahren zur herstellung desselben |
| DE3835183A1 (de) * | 1987-10-30 | 1989-05-11 | Degussa | Rhodium-freier dreiwegkatalysator |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850847A (en) * | 1972-12-19 | 1974-11-26 | Grace W R & Co | Process for preparing ultra stable exhaust catalyst of improved activity |
| JPS5735056B2 (enrdf_load_stackoverflow) * | 1974-04-18 | 1982-07-27 | ||
| JPS561932B2 (enrdf_load_stackoverflow) * | 1974-10-31 | 1981-01-16 | ||
| JPS52152891A (en) * | 1976-06-15 | 1977-12-19 | Nissan Motor Co Ltd | Purification catalyst for internal combustion engine exhaust gas |
| JPS54159391A (en) * | 1978-06-07 | 1979-12-17 | Toyota Motor Corp | Exhaust gas cleaning catalyst |
| CA1141359A (en) * | 1978-10-02 | 1983-02-15 | Harry B. Copelin | Pd/sio.sub.2 hydrogenation catalyst suitable for h.sub.2o.sub.2 manufacture |
| DE3428232A1 (de) * | 1984-07-31 | 1986-02-06 | Süd-Chemie AG, 8000 München | Katalysator zur entfernung von stickoxiden aus abgasen |
| JPH0675676B2 (ja) * | 1986-12-24 | 1994-09-28 | トヨタ自動車株式会社 | 排気ガス浄化用触媒 |
| FI90501C (fi) * | 1992-02-13 | 1994-02-25 | Kemira Oy | Menetelmä tehostaa kolmitoimikatalysaattorin toimintaa |
| FI90502C (fi) * | 1992-03-19 | 1994-02-25 | Kemira Oy | Platinaa säästävä katalyytti ja menetelmä sen valmistamiseksi |
| BR9909986A (pt) * | 1998-04-28 | 2000-12-26 | Engelhard Corp | Catalisadores monolìticos e processo afim para a fabricação |
| JP4878099B2 (ja) * | 2000-09-20 | 2012-02-15 | 大倉工業株式会社 | 熱可塑性樹脂配合用燃焼促進剤およびそれを配合したごみ袋または買い物袋 |
| JP4960557B2 (ja) * | 2001-09-28 | 2012-06-27 | 大倉工業株式会社 | 熱可塑性樹脂組成物、及びその成形体 |
| JP4960558B2 (ja) * | 2001-09-28 | 2012-06-27 | 大倉工業株式会社 | 熱可塑性樹脂組成物、及びその成形体 |
| ES2307408B1 (es) * | 2006-12-27 | 2009-10-07 | Consejo Superior Investigaciones Cientificas | Catalizadores y proceso catalitico para la oxidacion selectiva de monoxido de carbono en presencia de hidrogeno. |
| JP2012081458A (ja) * | 2010-09-14 | 2012-04-26 | Tokyo Metropolitan Univ | エチレン触媒燃焼反応用の触媒組成物およびそれを用いたエチレンの分解方法 |
| BR112015021005A2 (pt) * | 2013-03-12 | 2017-07-18 | Basf Corp | materiais catalisadores para a oxidação de no |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3658724A (en) * | 1967-08-01 | 1972-04-25 | Du Pont | Adsorbent oxidation catalyst |
| US3489809A (en) * | 1968-04-17 | 1970-01-13 | Engelhard Min & Chem | Selective hydrogenation with a catalyst on a honeycomb support |
-
1973
- 1973-07-31 GB GB3647873A patent/GB1437216A/en not_active Expired
- 1973-07-31 FR FR7327967A patent/FR2194480B1/fr not_active Expired
- 1973-08-01 SE SE7310619A patent/SE396190B/xx unknown
- 1973-08-01 CA CA177,888A patent/CA1006336A/en not_active Expired
- 1973-08-01 AU AU58770/73A patent/AU473815B2/en not_active Expired
- 1973-08-03 BR BR5946/73A patent/BR7305946D0/pt unknown
- 1973-08-03 IT IT51824/73A patent/IT990131B/it active
- 1973-08-03 DE DE2339513A patent/DE2339513C2/de not_active Expired
- 1973-08-03 ES ES417553A patent/ES417553A1/es not_active Expired
- 1973-08-03 JP JP48087451A patent/JPS5941775B2/ja not_active Expired
- 1973-08-06 CH CH1134873A patent/CH589480A5/xx not_active IP Right Cessation
- 1973-08-06 CS CS735549A patent/CS209839B2/cs unknown
- 1973-08-06 DD DD172864A patent/DD109521A5/xx unknown
-
1975
- 1975-11-13 ES ES442587A patent/ES442587A1/es not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3809226A1 (de) * | 1987-03-20 | 1988-09-29 | Toshiba Kawasaki Kk | Hochtemperatur-verbrennungskatalysator und verfahren zur herstellung desselben |
| DE3835183A1 (de) * | 1987-10-30 | 1989-05-11 | Degussa | Rhodium-freier dreiwegkatalysator |
Also Published As
| Publication number | Publication date |
|---|---|
| AU5877073A (en) | 1975-02-06 |
| FR2194480A1 (enrdf_load_stackoverflow) | 1974-03-01 |
| ES442587A1 (es) | 1977-09-01 |
| ES417553A1 (es) | 1976-04-16 |
| SE396190B (sv) | 1977-09-12 |
| AU473815B2 (en) | 1976-07-01 |
| BR7305946D0 (pt) | 1974-05-16 |
| JPS5941775B2 (ja) | 1984-10-09 |
| IT990131B (it) | 1975-06-20 |
| GB1437216A (en) | 1976-05-26 |
| CH589480A5 (enrdf_load_stackoverflow) | 1977-07-15 |
| FR2194480B1 (enrdf_load_stackoverflow) | 1978-07-07 |
| CA1006336A (en) | 1977-03-08 |
| JPS4953586A (enrdf_load_stackoverflow) | 1974-05-24 |
| DD109521A5 (enrdf_load_stackoverflow) | 1974-11-12 |
| CS209839B2 (en) | 1981-12-31 |
| DE2339513A1 (de) | 1974-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8127 | New person/name/address of the applicant |
Owner name: ENGELHARD CORP., 08830 ISELIN, N.J., US |
|
| 8128 | New person/name/address of the agent |
Representative=s name: ABITZ, W., DIPL.-ING.DR.-ING. MORF, D., DR. GRITSC |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |