CN101489672B - 排气净化用催化剂 - Google Patents
排气净化用催化剂 Download PDFInfo
- Publication number
- CN101489672B CN101489672B CN2007800258596A CN200780025859A CN101489672B CN 101489672 B CN101489672 B CN 101489672B CN 2007800258596 A CN2007800258596 A CN 2007800258596A CN 200780025859 A CN200780025859 A CN 200780025859A CN 101489672 B CN101489672 B CN 101489672B
- Authority
- CN
- China
- Prior art keywords
- exhaust gas
- gas purification
- purification catalyst
- composite oxide
- oxide 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 - Fee Related
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 179
- 238000000746 purification Methods 0.000 title claims description 103
- 239000002131 composite material Substances 0.000 claims abstract description 132
- 239000006104 solid solution Substances 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims abstract description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 8
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 4
- 229910052735 hafnium Inorganic materials 0.000 claims abstract description 4
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 4
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 15
- 239000001301 oxygen Substances 0.000 abstract description 15
- 229910052760 oxygen Inorganic materials 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 abstract description 7
- 229910052749 magnesium Inorganic materials 0.000 abstract description 4
- 229910052596 spinel Inorganic materials 0.000 abstract description 4
- 239000011029 spinel Substances 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 3
- 108010077519 Peptide Elongation Factor 2 Proteins 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 112
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 27
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 229910000510 noble metal Inorganic materials 0.000 description 24
- 239000000203 mixture Substances 0.000 description 22
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 20
- 239000000126 substance Substances 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000007864 aqueous solution Substances 0.000 description 18
- 239000000843 powder Substances 0.000 description 18
- 238000002360 preparation method Methods 0.000 description 18
- 239000000047 product Substances 0.000 description 18
- 239000008367 deionised water Substances 0.000 description 15
- 229910021641 deionized water Inorganic materials 0.000 description 15
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 12
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 12
- 238000001228 spectrum Methods 0.000 description 12
- 239000004570 mortar (masonry) Substances 0.000 description 11
- 230000006837 decompression Effects 0.000 description 10
- 238000004821 distillation Methods 0.000 description 10
- 239000010948 rhodium Substances 0.000 description 10
- 230000003595 spectral effect Effects 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- 238000002441 X-ray diffraction Methods 0.000 description 8
- 238000000748 compression moulding Methods 0.000 description 8
- 238000007493 shaping process Methods 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- 238000005245 sintering Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000001354 calcination Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 230000001590 oxidative effect Effects 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 150000004703 alkoxides Chemical class 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 238000000975 co-precipitation Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 206010013786 Dry skin Diseases 0.000 description 3
- 229910017414 LaAl Inorganic materials 0.000 description 3
- 239000000908 ammonium hydroxide Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000000413 hydrolysate Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- VXNYVYJABGOSBX-UHFFFAOYSA-N rhodium(3+);trinitrate Chemical compound [Rh+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VXNYVYJABGOSBX-UHFFFAOYSA-N 0.000 description 3
- DHEQXMRUPNDRPG-UHFFFAOYSA-N strontium nitrate Chemical compound [Sr+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O DHEQXMRUPNDRPG-UHFFFAOYSA-N 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- CYJRNFFLTBEQSQ-UHFFFAOYSA-N 8-(3-methyl-1-benzothiophen-5-yl)-N-(4-methylsulfonylpyridin-3-yl)quinoxalin-6-amine Chemical compound CS(=O)(=O)C1=C(C=NC=C1)NC=1C=C2N=CC=NC2=C(C=1)C=1C=CC2=C(C(=CS2)C)C=1 CYJRNFFLTBEQSQ-UHFFFAOYSA-N 0.000 description 2
- 229910052779 Neodymium Inorganic materials 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- MMLSWLZTJDJYJH-UHFFFAOYSA-N calcium;propan-2-olate Chemical compound [Ca+2].CC(C)[O-].CC(C)[O-] MMLSWLZTJDJYJH-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- -1 dinitro diamines Chemical class 0.000 description 2
- 229910052809 inorganic oxide Inorganic materials 0.000 description 2
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 description 2
- 229940069446 magnesium acetate Drugs 0.000 description 2
- 235000011285 magnesium acetate Nutrition 0.000 description 2
- 239000011654 magnesium acetate Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- CGUVIHQQBGWMQX-UHFFFAOYSA-N 1-ethoxyethanol iron Chemical compound [Fe].C(C)OC(C)O CGUVIHQQBGWMQX-UHFFFAOYSA-N 0.000 description 1
- JZPXKPXCSWDRTH-UHFFFAOYSA-N 1-ethoxyethanolate lanthanum(3+) Chemical compound C(C)OC([O-])C.[La+3].C(C)OC([O-])C.C(C)OC([O-])C JZPXKPXCSWDRTH-UHFFFAOYSA-N 0.000 description 1
- 101150058765 BACE1 gene Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910002317 LaFe0.95Pd0.05O3 Inorganic materials 0.000 description 1
- 229910017771 LaFeO Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910020068 MgAl Inorganic materials 0.000 description 1
- 229910003668 SrAl Inorganic materials 0.000 description 1
- MLAHUDWADPAJNY-UHFFFAOYSA-N [Ba].C(C)OC(C)O Chemical compound [Ba].C(C)OC(C)O MLAHUDWADPAJNY-UHFFFAOYSA-N 0.000 description 1
- DAWBERVBNMDCHQ-UHFFFAOYSA-N [Ce].C(C)OC(C)O Chemical compound [Ce].C(C)OC(C)O DAWBERVBNMDCHQ-UHFFFAOYSA-N 0.000 description 1
- WWCNALWCUCEBTD-UHFFFAOYSA-N [La].C(C)OC(C)O Chemical compound [La].C(C)OC(C)O WWCNALWCUCEBTD-UHFFFAOYSA-N 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- JKDRQYIYVJVOPF-FDGPNNRMSA-L palladium(ii) acetylacetonate Chemical compound [Pd+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O JKDRQYIYVJVOPF-FDGPNNRMSA-L 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- ZGSOBQAJAUGRBK-UHFFFAOYSA-N propan-2-olate;zirconium(4+) Chemical compound [Zr+4].CC(C)[O-].CC(C)[O-].CC(C)[O-].CC(C)[O-] ZGSOBQAJAUGRBK-UHFFFAOYSA-N 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Images
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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/10—Magnesium; Oxides or hydroxides thereof
-
- 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- 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
- B01J23/58—Platinum group metals with alkali- or alkaline earth 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/894—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/8946—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali or alkaline earth 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/40—Mixed oxides
- B01D2255/402—Perovskites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/40—Mixed oxides
- B01D2255/405—Spinels
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous 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
- 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
- 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
- B01J35/612—Surface area less than 10 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
- B01J35/61—Surface area
- B01J35/613—10-100 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product 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
- B01J37/03—Precipitation; Co-precipitation
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110189438.5A CN102327775B (zh) | 2006-07-07 | 2007-05-29 | 排气净化用催化剂 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP188257/2006 | 2006-07-07 | ||
JP2006188257A JP5459927B2 (ja) | 2006-07-07 | 2006-07-07 | 排ガス浄化用触媒 |
PCT/JP2007/060913 WO2008004385A1 (fr) | 2006-07-07 | 2007-05-29 | Catalyseur de purification de gaz d'échappement |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110189438.5A Division CN102327775B (zh) | 2006-07-07 | 2007-05-29 | 排气净化用催化剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101489672A CN101489672A (zh) | 2009-07-22 |
CN101489672B true CN101489672B (zh) | 2012-07-04 |
Family
ID=38894358
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110189438.5A Expired - Fee Related CN102327775B (zh) | 2006-07-07 | 2007-05-29 | 排气净化用催化剂 |
CN2007800258596A Expired - Fee Related CN101489672B (zh) | 2006-07-07 | 2007-05-29 | 排气净化用催化剂 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110189438.5A Expired - Fee Related CN102327775B (zh) | 2006-07-07 | 2007-05-29 | 排气净化用催化剂 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090131251A1 (zh) |
EP (1) | EP2039426A4 (zh) |
JP (1) | JP5459927B2 (zh) |
CN (2) | CN102327775B (zh) |
WO (1) | WO2008004385A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5270075B2 (ja) * | 2006-07-04 | 2013-08-21 | 株式会社キャタラー | 排ガス浄化用触媒 |
US8038981B2 (en) | 2008-02-05 | 2011-10-18 | Air Products And Chemicals, Inc. | Hydrogen production using complex metal oxide pellets |
DE112009000384T5 (de) * | 2008-02-21 | 2011-01-27 | Kabushiki Kaisha F.C.C. | Katalyssatorträger und Verfahren zu seiner Herstellung |
JP5526502B2 (ja) * | 2008-07-16 | 2014-06-18 | 日産自動車株式会社 | 排気ガス浄化用触媒及びその製造方法 |
JP5388052B2 (ja) | 2008-10-31 | 2014-01-15 | 独立行政法人産業技術総合研究所 | 排ガス処理触媒 |
JP5607891B2 (ja) * | 2009-03-30 | 2014-10-15 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
JP2011136278A (ja) * | 2009-12-28 | 2011-07-14 | Mitsubishi Heavy Ind Ltd | 排ガス処理触媒およびそれを用いた排ガス浄化方法ならびに排ガス浄化装置 |
JP5569653B2 (ja) | 2011-08-30 | 2014-08-13 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
CN103987933A (zh) | 2011-12-07 | 2014-08-13 | 丰田自动车株式会社 | 内燃机的排气净化装置 |
JP5867450B2 (ja) * | 2013-05-07 | 2016-02-24 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
CN103877963A (zh) * | 2014-03-20 | 2014-06-25 | 中国海洋石油总公司 | 一种频那酮合成催化剂的制备方法 |
US9527033B2 (en) * | 2015-01-23 | 2016-12-27 | Toyota Motor Engineering & Manufacturing North America, Inc. | Mixed metal oxide catalyst |
JP6611623B2 (ja) * | 2016-01-21 | 2019-11-27 | 株式会社キャタラー | 排ガス浄化用触媒 |
CN111315476A (zh) * | 2017-11-13 | 2020-06-19 | 三井金属矿业株式会社 | 氮氧化物吸留材料和废气净化用催化剂 |
CN112844381B (zh) * | 2021-02-01 | 2021-12-14 | 四川大学 | 镁铝尖晶石改性的Pt基汽车尾气催化剂及制备方法和应用 |
CN112940420B (zh) * | 2021-03-30 | 2022-09-13 | 九江天盛塑料助剂有限公司 | 一种cpvc发泡用复合稳定剂及其制备方法 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4055513A (en) * | 1976-04-13 | 1977-10-25 | Exxon Research & Engineering Co. | Perovskite catalysts and process for their preparation |
US4239656A (en) * | 1978-04-04 | 1980-12-16 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Catalyst for purifying exhaust gases and carrier for the catalyst |
JPS61278352A (ja) * | 1985-06-04 | 1986-12-09 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
FR2718371B1 (fr) * | 1994-04-08 | 1996-05-03 | Rhone Poulenc Chimie | Catalyseurs de réduction des oxydes d'azote à base de spinelles. |
JPH09249448A (ja) * | 1996-03-13 | 1997-09-22 | Isuzu Ceramics Kenkyusho:Kk | 摺動部材用アルミナ質焼結体 |
JP3377676B2 (ja) * | 1996-04-05 | 2003-02-17 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
WO1999006142A1 (fr) * | 1997-08-04 | 1999-02-11 | Teijin Limited | Catalyseur et procede de preparation de carbonates aromatiques |
KR100635675B1 (ko) * | 1997-10-31 | 2006-10-17 | 세람텍 아게 이노바티베 세라믹 엔지니어링 | 소형판이 보강된 소결체 |
JP3575307B2 (ja) * | 1998-12-28 | 2004-10-13 | トヨタ自動車株式会社 | 排ガス浄化用触媒及びその製造方法 |
US6210605B1 (en) * | 1999-07-26 | 2001-04-03 | General Electric Company | Mn2+ activated green emitting SrAL12O19 luminiscent material |
US6774541B1 (en) * | 1999-11-18 | 2004-08-10 | Kri, Inc. | Piezoelectric element, process for producing the piezoelectric element, and head for ink-jet printer using the piezoelectric element |
JP4530380B2 (ja) * | 1999-11-29 | 2010-08-25 | 日本特殊陶業株式会社 | スパークプラグ用絶縁体及びそれを備えるスパークプラグ |
US6468612B1 (en) * | 2000-03-30 | 2002-10-22 | Loran S. Symonds | Sno-protector |
JP2002079094A (ja) * | 2000-09-08 | 2002-03-19 | Toyota Central Res & Dev Lab Inc | 高温NOx吸蔵還元型触媒 |
CN1479648A (zh) * | 2000-11-06 | 2004-03-03 | 康宁股份有限公司 | 一种用于废气净化的催化剂 |
US6777370B2 (en) * | 2001-04-13 | 2004-08-17 | Engelhard Corporation | SOx tolerant NOx trap catalysts and methods of making and using the same |
US6607704B2 (en) * | 2001-10-18 | 2003-08-19 | Ford Global Technologies, Llc | Sulfur tolerant lean NOx trap |
US6669867B2 (en) * | 2001-11-15 | 2003-12-30 | Georgia Tech Research Corporation | Oxide-based quantum cutter method and phosphor system |
JP3917479B2 (ja) | 2002-07-09 | 2007-05-23 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
WO2004004899A1 (ja) * | 2002-07-09 | 2004-01-15 | Daihatsu Motor Co., Ltd. | 排ガス浄化用触媒の製造方法 |
JP4311918B2 (ja) * | 2002-07-09 | 2009-08-12 | ダイハツ工業株式会社 | ペロブスカイト型複合酸化物の製造方法 |
JP4546046B2 (ja) * | 2002-10-11 | 2010-09-15 | ダイハツ工業株式会社 | 排ガス浄化用触媒 |
US7576032B2 (en) * | 2003-12-17 | 2009-08-18 | Daihatsu Motor Co., Ltd. | Catalyst composition |
US20050153836A1 (en) * | 2004-01-13 | 2005-07-14 | Yuichi Matsuo | Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for exhaust gas |
JP4204521B2 (ja) * | 2004-07-07 | 2009-01-07 | 本田技研工業株式会社 | 排ガス浄化触媒 |
JP4771681B2 (ja) * | 2004-11-05 | 2011-09-14 | ダイハツ工業株式会社 | 貴金属含有耐熱性酸化物の製造方法 |
JP4836187B2 (ja) * | 2006-07-24 | 2011-12-14 | 株式会社豊田中央研究所 | 排ガス浄化用触媒、並びにその製造方法及びその再生方法 |
-
2006
- 2006-07-07 JP JP2006188257A patent/JP5459927B2/ja not_active Expired - Fee Related
-
2007
- 2007-05-29 CN CN201110189438.5A patent/CN102327775B/zh not_active Expired - Fee Related
- 2007-05-29 WO PCT/JP2007/060913 patent/WO2008004385A1/ja active Application Filing
- 2007-05-29 EP EP07744332.3A patent/EP2039426A4/en not_active Withdrawn
- 2007-05-29 CN CN2007800258596A patent/CN101489672B/zh not_active Expired - Fee Related
-
2008
- 2008-12-23 US US12/343,451 patent/US20090131251A1/en not_active Abandoned
Non-Patent Citations (2)
Title |
---|
JP特开2000-189799A 2000.07.11 |
JP特开2006-131457A 2006.05.25 |
Also Published As
Publication number | Publication date |
---|---|
JP5459927B2 (ja) | 2014-04-02 |
CN101489672A (zh) | 2009-07-22 |
EP2039426A4 (en) | 2013-08-14 |
JP2008012480A (ja) | 2008-01-24 |
WO2008004385A1 (fr) | 2008-01-10 |
EP2039426A1 (en) | 2009-03-25 |
CN102327775A (zh) | 2012-01-25 |
US20090131251A1 (en) | 2009-05-21 |
CN102327775B (zh) | 2015-12-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101489672B (zh) | 排气净化用催化剂 | |
US7956005B2 (en) | Exhaust gas-purifying catalyst | |
JP5290572B2 (ja) | 排ガス浄化用触媒 | |
WO2004004899A1 (ja) | 排ガス浄化用触媒の製造方法 | |
JPH09141098A (ja) | 排気ガス浄化用触媒及びその製造方法 | |
US8133839B2 (en) | Exhaust gas-purifying catalyst | |
JP4938013B2 (ja) | 酸素貯蔵材料 | |
WO2006134976A1 (ja) | 排ガス浄化用触媒 | |
CN101410179B (zh) | 废气净化用催化剂及其制造方法 | |
CN101460243B (zh) | 排气净化用催化剂及其制造方法 | |
JP4859100B2 (ja) | 排気ガス浄化用触媒 | |
JP5118885B2 (ja) | 酸素吸放出材及びそれを含む排ガス浄化用触媒 | |
JPH09248462A (ja) | 排気ガス浄化用触媒 | |
JP2010022892A (ja) | 排ガス浄化用触媒 | |
JP4969496B2 (ja) | 排ガス浄化用触媒 | |
JP2001232199A (ja) | 排ガス浄化用触媒 | |
JP6889012B2 (ja) | 軽油燃焼用ディーゼル酸化触媒、及びこれを用いたディーゼルエンジンの排ガス浄化装置 | |
JP3488999B2 (ja) | 排気ガス浄化用触媒組成物およびその製造方法、並びに排気ガス浄化用触媒 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: DAIHATSU INDUSTRY CO., LTD. Effective date: 20120521 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120521 Address after: Shizuoka Applicant after: Cataler Corp. Address before: Shizuoka Applicant before: Cataler Corp. Co-applicant before: Daihatsu Motor Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20140529 |