KR101846593B1 - 탄화수소 전환 활성이 개선된 질소산화물 저장 촉매 - Google Patents
탄화수소 전환 활성이 개선된 질소산화물 저장 촉매 Download PDFInfo
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- KR101846593B1 KR101846593B1 KR1020137000558A KR20137000558A KR101846593B1 KR 101846593 B1 KR101846593 B1 KR 101846593B1 KR 1020137000558 A KR1020137000558 A KR 1020137000558A KR 20137000558 A KR20137000558 A KR 20137000558A KR 101846593 B1 KR101846593 B1 KR 101846593B1
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- South Korea
- Prior art keywords
- nitrogen oxide
- washcoat layer
- catalyst
- metal
- storage catalyst
- Prior art date
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- 239000003054 catalyst Substances 0.000 title claims abstract description 101
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 75
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 75
- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 64
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 57
- 230000000694 effects Effects 0.000 title description 12
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 441
- 239000000463 material Substances 0.000 claims abstract description 87
- 239000000758 substrate Substances 0.000 claims abstract description 55
- 239000011232 storage material Substances 0.000 claims abstract description 15
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 69
- 239000007789 gas Substances 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 41
- 229910044991 metal oxide Inorganic materials 0.000 claims description 39
- 150000004706 metal oxides Chemical class 0.000 claims description 39
- 239000002245 particle Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 25
- 229910021536 Zeolite Inorganic materials 0.000 claims description 21
- 239000010457 zeolite Substances 0.000 claims description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 19
- 239000001301 oxygen Substances 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 19
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 18
- 229910052697 platinum Inorganic materials 0.000 claims description 13
- 229910052763 palladium Inorganic materials 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 8
- 229910052703 rhodium Inorganic materials 0.000 claims description 7
- 229910052788 barium Inorganic materials 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 229910052741 iridium Inorganic materials 0.000 claims description 5
- 229910052738 indium Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 150000002909 rare earth metal compounds Chemical class 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 150000002736 metal compounds Chemical class 0.000 claims description 3
- 150000001339 alkali metal compounds Chemical class 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 23
- 238000010531 catalytic reduction reaction Methods 0.000 abstract description 14
- 230000001737 promoting effect Effects 0.000 abstract description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 69
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 40
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 40
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 32
- 239000010948 rhodium Substances 0.000 description 26
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- 238000011068 loading method Methods 0.000 description 21
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 14
- 239000000377 silicon dioxide Substances 0.000 description 13
- -1 barrier Chemical compound 0.000 description 12
- 230000003197 catalytic effect Effects 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000004071 soot Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 8
- 150000001342 alkaline earth metals Chemical class 0.000 description 8
- 239000011777 magnesium Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 150000003754 zirconium Chemical class 0.000 description 8
- 230000001771 impaired effect Effects 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 6
- 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 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000003870 refractory metal Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 229910001928 zirconium oxide Inorganic materials 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 239000000395 magnesium oxide Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 229910000505 Al2TiO5 Inorganic materials 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 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 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- AABBHSMFGKYLKE-SNAWJCMRSA-N propan-2-yl (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC(C)C AABBHSMFGKYLKE-SNAWJCMRSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000010944 silver (metal) Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 2
- 241000269350 Anura Species 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- JYIBXUUINYLWLR-UHFFFAOYSA-N aluminum;calcium;potassium;silicon;sodium;trihydrate Chemical compound O.O.O.[Na].[Al].[Si].[K].[Ca] JYIBXUUINYLWLR-UHFFFAOYSA-N 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
- 230000004888 barrier function Effects 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910001603 clinoptilolite Inorganic materials 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012013 faujasite Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate 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
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052680 mordenite Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 229910052670 petalite Inorganic materials 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000004065 semiconductor 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
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
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- B01D2255/912—HC-storage component incorporated in the catalyst
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- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/74—Noble metals
- B01J29/7415—Zeolite Beta
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10165484 | 2010-06-10 | ||
| EP10165484.6 | 2010-06-10 | ||
| PCT/IB2011/052512 WO2011154913A1 (en) | 2010-06-10 | 2011-06-09 | Nox storage catalyst with improved hydrocarbon conversion activity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20130109093A KR20130109093A (ko) | 2013-10-07 |
| KR101846593B1 true KR101846593B1 (ko) | 2018-04-06 |
Family
ID=45097604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020137000558A Active KR101846593B1 (ko) | 2010-06-10 | 2011-06-09 | 탄화수소 전환 활성이 개선된 질소산화물 저장 촉매 |
Country Status (6)
| Country | Link |
|---|---|
| EP (2) | EP2579985A4 (enExample) |
| JP (1) | JP5937579B2 (enExample) |
| KR (1) | KR101846593B1 (enExample) |
| CN (1) | CN103052444B (enExample) |
| BR (1) | BR112012031330B1 (enExample) |
| WO (1) | WO2011154913A1 (enExample) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201021649D0 (en) * | 2010-12-21 | 2011-02-02 | Johnson Matthey Plc | NOx Absorber catalyst |
| PL2844388T3 (pl) * | 2012-04-06 | 2020-04-30 | Basf Corporation | Katalizator utleniania dla silników wysokoprężnych typu pochłaniacza NOx z mieszanki ubogiej z funkcją magazynowania węglowodorów |
| GB201220912D0 (en) * | 2012-11-21 | 2013-01-02 | Johnson Matthey Plc | Oxidation catalyst for treating the exhaust gas of a compression ignition engine |
| EP2769760A1 (de) * | 2013-02-21 | 2014-08-27 | Umicore AG & Co. KG | Katalysator zur Reduktion von Stickoxiden |
| RU2667911C2 (ru) * | 2013-03-12 | 2018-09-25 | Басф Корпорейшн | Каталитические материалы для окисления no |
| US9034287B2 (en) * | 2013-03-13 | 2015-05-19 | Basf Corporation | Catalyst compositions, articles, methods and systems |
| GB2514177A (en) | 2013-05-17 | 2014-11-19 | Johnson Matthey Plc | Oxidation catalyst for a compression ignition engine |
| JP5949662B2 (ja) * | 2013-05-27 | 2016-07-13 | マツダ株式会社 | 排気ガス浄化用触媒及びその製造方法 |
| JP5994730B2 (ja) * | 2013-05-27 | 2016-09-21 | マツダ株式会社 | 排気ガス浄化用触媒の製造方法 |
| JP6236995B2 (ja) | 2013-08-28 | 2017-11-29 | マツダ株式会社 | 排気ガス浄化用触媒及びその製造方法並びにそれを用いた排気ガス浄化方法 |
| US10119445B2 (en) | 2013-09-16 | 2018-11-06 | Johnson Matthey Public Limited Company | Exhaust system with a modified lean NOx trap |
| CN104667914A (zh) * | 2013-11-29 | 2015-06-03 | 陈社云 | 一种柴油机尾气脱硝催化剂及其制备方法 |
| KR102504525B1 (ko) * | 2013-12-06 | 2023-02-28 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 냉간 시동 촉매 및 그것의 배기 시스템에의 용도 |
| EP2985068A1 (de) | 2014-08-13 | 2016-02-17 | Umicore AG & Co. KG | Katalysator-System zur Reduktion von Stickoxiden |
| CN107405606B (zh) | 2015-02-09 | 2021-09-10 | 巴斯夫公司 | 柴油机氧化催化剂 |
| PL3277406T3 (pl) * | 2015-03-03 | 2024-02-05 | Basf Corporation | Pochłaniacz NOx z mieszanki ubogiej o zwiększonej wydajności w wysokich i niskich temperaturach |
| JP6806717B2 (ja) | 2015-06-29 | 2021-01-06 | コーニング インコーポレイテッド | 排気削減のための多孔質セラミック体 |
| GB2546164A (en) * | 2015-09-30 | 2017-07-12 | Johnson Matthey Plc | Gasoline particulate filter |
| WO2017212219A1 (en) | 2016-06-10 | 2017-12-14 | Johnson Matthey Public Limited Company | NOx ADSORBER CATALYST |
| WO2017222017A1 (ja) * | 2016-06-23 | 2017-12-28 | エヌ・イーケムキャット株式会社 | リーンバーン用触媒 |
| GB2557673A (en) * | 2016-12-15 | 2018-06-27 | Johnson Matthey Plc | NOx adsorber catalyst |
| GB2560942A (en) | 2017-03-29 | 2018-10-03 | Johnson Matthey Plc | NOx Adsorber catalyst |
| GB2560939A (en) * | 2017-03-29 | 2018-10-03 | Johnson Matthey Plc | NOx Adsorber catalyst |
| GB2560944A (en) * | 2017-03-29 | 2018-10-03 | Johnson Matthey Plc | NOx adsorber catalyst |
| GB2560940A (en) * | 2017-03-29 | 2018-10-03 | Johnson Matthey Plc | Three layer NOx Adsorber catalyst |
| GB2560941A (en) * | 2017-03-29 | 2018-10-03 | Johnson Matthey Plc | NOx Adsorber catalyst |
| US20190176128A1 (en) * | 2017-12-13 | 2019-06-13 | Johnson Matthey Public Limited Company | Nh3 abatement with greater selectivity to n2 |
| US10850264B2 (en) * | 2018-05-18 | 2020-12-01 | Umicore Ag & Co. Kg | Hydrocarbon trap catalyst |
| KR102852325B1 (ko) * | 2018-06-12 | 2025-09-02 | 바스프 코포레이션 | 연료 차단 NOx 제어용 TWC 시스템 |
| EP3623047B1 (de) | 2018-09-17 | 2021-02-24 | Umicore Ag & Co. Kg | Katalysator zur reduktion von stickoxiden |
| CN113316484A (zh) * | 2019-01-15 | 2021-08-27 | 日立造船株式会社 | 废气净化用催化剂 |
| EP3695902B1 (de) | 2019-02-18 | 2021-09-01 | Umicore Ag & Co. Kg | Katalysator zur reduktion von stickoxiden |
| EP3824988B1 (en) * | 2019-11-20 | 2025-03-05 | Umicore AG & Co. KG | Catalyst for reducing nitrogen oxides |
| EP4302862A1 (en) * | 2022-07-06 | 2024-01-10 | Johnson Matthey Public Limited Company | Lean nox trap |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000157870A (ja) * | 1998-11-27 | 2000-06-13 | Degussa Huels Ag | ディ―ゼルエンジンの排ガスの浄化のための触媒 |
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| US2577258A (en) * | 1946-06-13 | 1951-12-04 | Ohio Commw Eng Co | Alternating-current welder |
| US5024981A (en) | 1989-04-20 | 1991-06-18 | Engelhard Corporation | Staged metal-promoted zeolite catalysts and method for catalytic reduction of nitrogen oxides using the same |
| US4961917A (en) | 1989-04-20 | 1990-10-09 | Engelhard Corporation | Method for reduction of nitrogen oxides with ammonia using promoted zeolite catalysts |
| JP3799651B2 (ja) * | 1995-04-28 | 2006-07-19 | マツダ株式会社 | 排気ガス浄化用触媒 |
| JPH0910594A (ja) * | 1995-04-28 | 1997-01-14 | Mazda Motor Corp | 排気ガス浄化用触媒 |
| JPH10165819A (ja) * | 1996-12-12 | 1998-06-23 | Nissan Motor Co Ltd | 排気ガス浄化用触媒及びその使用方法 |
| GB9713428D0 (en) * | 1997-06-26 | 1997-08-27 | Johnson Matthey Plc | Improvements in emissions control |
| DE69929396T2 (de) | 1998-02-05 | 2006-09-21 | Nissan Motor Co., Ltd., Yokohama | Verfahren zur Reinigung von hochsauerstoffhaltigen Abgasen |
| JPH11226415A (ja) | 1998-02-19 | 1999-08-24 | Nissan Motor Co Ltd | 排気ガス浄化用触媒及び排気ガス浄化方法 |
| JPH11300211A (ja) | 1998-04-24 | 1999-11-02 | Nissan Motor Co Ltd | 排気ガス浄化用触媒及び排気ガス浄化方法 |
| US7022646B2 (en) * | 2003-01-31 | 2006-04-04 | Engelhard Corporation | Layered catalyst composite |
| JP2005169203A (ja) | 2003-12-09 | 2005-06-30 | Nissan Motor Co Ltd | 排気ガス浄化触媒及びその製造方法 |
| JP2005205302A (ja) * | 2004-01-22 | 2005-08-04 | Hitachi Ltd | 内燃機関用排ガス浄化触媒および排ガス浄化装置 |
| US7795172B2 (en) * | 2004-06-22 | 2010-09-14 | Basf Corporation | Layered exhaust treatment catalyst |
| JP2008100152A (ja) * | 2006-10-18 | 2008-05-01 | Cataler Corp | 排ガス浄化用触媒 |
| ES2522965T3 (es) * | 2008-07-31 | 2014-11-19 | Basf Se | Materiales de almacenamiento de NOx y trampas resistentes al envejecimiento térmico |
| HUE027335T2 (en) * | 2010-02-01 | 2016-09-28 | Johnson Matthey Plc | Three way catalyst comprising extruded solid body |
-
2011
- 2011-06-09 KR KR1020137000558A patent/KR101846593B1/ko active Active
- 2011-06-09 CN CN201180038737.7A patent/CN103052444B/zh active Active
- 2011-06-09 WO PCT/IB2011/052512 patent/WO2011154913A1/en not_active Ceased
- 2011-06-09 JP JP2013513802A patent/JP5937579B2/ja active Active
- 2011-06-09 EP EP11792037.1A patent/EP2579985A4/en not_active Ceased
- 2011-06-09 BR BR112012031330-4A patent/BR112012031330B1/pt not_active IP Right Cessation
- 2011-06-09 EP EP18176505.8A patent/EP3403722A1/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000157870A (ja) * | 1998-11-27 | 2000-06-13 | Degussa Huels Ag | ディ―ゼルエンジンの排ガスの浄化のための触媒 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103052444A (zh) | 2013-04-17 |
| BR112012031330B1 (pt) | 2018-12-11 |
| BR112012031330A2 (pt) | 2016-10-25 |
| EP3403722A1 (en) | 2018-11-21 |
| JP5937579B2 (ja) | 2016-06-22 |
| CN103052444B (zh) | 2016-05-11 |
| EP2579985A1 (en) | 2013-04-17 |
| KR20130109093A (ko) | 2013-10-07 |
| WO2011154913A1 (en) | 2011-12-15 |
| JP2013528119A (ja) | 2013-07-08 |
| EP2579985A4 (en) | 2015-01-21 |
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