KR20070094513A - 탄화수소 흡착제, 배기가스 정화용 촉매 및 배기가스정화방법 - Google Patents
탄화수소 흡착제, 배기가스 정화용 촉매 및 배기가스정화방법 Download PDFInfo
- Publication number
- KR20070094513A KR20070094513A KR1020070025587A KR20070025587A KR20070094513A KR 20070094513 A KR20070094513 A KR 20070094513A KR 1020070025587 A KR1020070025587 A KR 1020070025587A KR 20070025587 A KR20070025587 A KR 20070025587A KR 20070094513 A KR20070094513 A KR 20070094513A
- Authority
- KR
- South Korea
- Prior art keywords
- exhaust gas
- catalyst
- type
- zeolite
- adsorbent
- Prior art date
Links
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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
-
- 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
- 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
-
- 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
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/068—Noble 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
- 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
- B01J29/7007—Zeolite Beta
-
- 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
- B01J29/80—Mixtures of different zeolites
-
- 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
- B01J37/024—Multiple impregnation or coating
- B01J37/0244—Coatings comprising several layers
-
- 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
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0835—Hydrocarbons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
-
- 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
- B01D2255/50—Zeolites
- B01D2255/502—Beta zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/102—Nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
-
- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/42—Materials comprising a mixture of inorganic materials
-
- 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
- B01J37/0027—Powdering
- B01J37/0036—Grinding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/063—Surface coverings for exhaust purification, e.g. catalytic reaction zeolites
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Inorganic Chemistry (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
탄화수소 흡착제층(하층) | |||
β제올라이트 A형 | β제올라이트 B형 | Al2O3 | |
실시예 1 | 100 | 100 | 15 |
실시예 2 | 100 | 100 | 15 |
실시예 3 | 100 | 100 | 15 |
실시예 4 | 150 | 50 | 15 |
실시예 5 | 50 | 150 | 15 |
비교예 1 | 200 | 0 | 15 |
비교예 2 | 0 | 200 | 15 |
비교예 3 | 0 | 200 | 15 |
비교예 4 | 200 | 0 | 15 |
배기가스 정화 촉매층(상층) | |||||
귀금속 | Al2O3 | La2O3 | CeO2 | ZrO2 | |
실시예 1 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
실시예 2 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
실시예 3 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
실시예 4 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
실시예 5 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
비교예 1 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
비교예 2 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
비교예 3 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
비교예 4 | Pd=3.0,Rh=0.5 | 87.5 | 2 | 6 | 12 |
제올라이트 | SAR | SA저하율 | HC흡착효과 | ||
실시예 1 | 촉매A | β제올라이트①+β제올라이트② | 40+500 | 46 | 109 |
실시예 2 | 촉매B | β제올라이트①+β제올라이트③ | 40+300 | 48 | 129 |
실시예 3 | 촉매C | β제올라이트④+β제올라이트② | 25+500 | 51 | 112 |
실시예 4 | 촉매H | β제올라이트①+β제올라이트③ | 40+300 | 55 | 131 |
실시예 5 | 촉매I | β제올라이트①+β제올라이트③ | 40+300 | 43 | 122 |
비교예 1 | 촉매D | β제올라이트① | 40 | 73 | 100 |
비교예 2 | 촉매E | β제올라이트② | 500 | 38 | 29 |
비교예 3 | 촉매F | β제올라이트③ | 300 | 42 | 37 |
비교예 4 | 촉매G | β제올라이트④ | 25 | 80 | 96 |
Claims (11)
- SiO2/Al2O3(몰비)가 10이상, 200미만의 범위에 있는 A형 β제올라이트와, SiO2/Al2O3(몰비)가 200~1000의 범위에 있는 B형 β제올라이트를 포함하는 것을 특징으로 하는 탄화수소 흡착제.
- 제1항에 있어서,상기 A형과 상기 B형을 혼합하여 이루어진 것을 특징으로 하는 탄화수소 흡착제.
- 제1항에 있어서,상기 A형과 상기 B형을 별개로 나누어 존재시켜 이루어진 것을 특징으로 하는 탄화수소 흡착제.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 A형과 상기 B형의 질량비가 A:B=1:10~10:1인 것을 특징으로 하는 탄화수소 흡착제.
- 내화성 삼차원 구조체의 상부에 존재하는, SiO2/Al2O3(몰비)가 10이상, 200미 만의 범위에 있는 A형 β제올라이트와, SiO2/Al2O3(몰비)가 200~1000의 범위에 있는 B형 β제올라이트를 포함하는 하층 흡착제층과, 상기 하층 흡착제층 상에 존재하는, 백금, 로듐, 팔라듐 및 그들의 혼합물에서 선택되는 배기가스 정화용 촉매활성성분을 포함하는 상층 촉매층과;를 갖는 것을 특징으로 하는 배기가스 정화용 촉매.
- 내화성 삼차원 구조체의 상부에 존재하는, 백금, 로듐, 팔라듐 및 그들의 혼합물에서 선택되는 배기가스 정화용 촉매활성성분을 포함하는 하층 촉매층과, 상기 하층 촉매층 상에 존재하는, SiO2/Al2O3(몰비)가 10이상, 200미만의 범위에 있는 A형 β제올라이트와, SiO2/Al2O3(몰비)가 200~1000의 범위에 있는 B형 β제올라이트를 포함하는 상층 흡착제층과,를 갖는 것을 특징으로 하는 배기가스 정화용 촉매.
- 제5항 또는 제6항에 있어서,상기 A형과 상기 B형의 질량비가 A:B=1:10~10:1인 것을 특징으로 하는 배기가스 정화용 촉매.
- 제5항 내지 제7항 중 어느 한 항에 기재된 배기가스 정화용 촉매를 배기가스 중에 설치하는 것을 특징으로 하는 배기가스 정화 시스템.
- 제1항 내지 제4항 중 어느 한 항에 기재된 탄화수소 흡착제를 배기가스의 상류측에 설치하고, 삼원촉매 또는 산화촉매를 하류측에 설치하는 것을 특징으로 하는 배기가스 정화 시스템.
- 삼원촉매 또는 산화촉매를 배기가스의 상류측에 설치하고, 제1항 내지 제4항 중 어느 한 항에 기재된 탄화수소 흡착제를 하류측에 설치하는 것을 특징으로 하는 배기가스 정화 시스템.
- 제5항 내지 제7항 중 어느 한 항에서의 배기가스 정화용 촉매에 의해 배기가스를 정화하는 배기가스 정화방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2006-00073145 | 2006-03-16 | ||
JP2006073145 | 2006-03-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070094513A true KR20070094513A (ko) | 2007-09-20 |
KR100978394B1 KR100978394B1 (ko) | 2010-08-26 |
Family
ID=38371090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070025587A KR100978394B1 (ko) | 2006-03-16 | 2007-03-15 | 탄화수소 흡착제, 배기가스 정화용 촉매 및 배기가스정화방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7981834B2 (ko) |
EP (1) | EP1839747B1 (ko) |
KR (1) | KR100978394B1 (ko) |
CN (1) | CN101069833B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130113467A (ko) * | 2010-10-01 | 2013-10-15 | 바스프 코포레이션 | 디젤 산화 적용을 위한 표면 코팅된 제올라이트 물질 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5736633B2 (ja) * | 2008-04-18 | 2015-06-17 | 株式会社明電舎 | 触媒及びその製造方法 |
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 |
EP2492009B1 (en) * | 2009-10-21 | 2017-07-19 | Honda Motor Co., Ltd. | Exhaust gas purification catalyst and exhaust gas purification apparatus using same |
EP3187263A1 (en) * | 2011-03-24 | 2017-07-05 | Umicore Shokubai Japan Co., Ltd. | Oxidation catalyst for exhaust gas purification, method for producing the same, and exhaust gas purification method using the same |
RU2543168C2 (ru) * | 2011-09-07 | 2015-02-27 | Закрытое Акционерное Общество "Саровские Лаборатории", Российская Федерация, | Состав адсорбента для удаления токсичных веществ из выхлопных газов автомобиля и способ его изготовления |
CA2892683A1 (en) * | 2012-12-12 | 2014-06-19 | Basf Corporation | Catalyst compositions, catalytic articles, systems and processes using large particle molecular sieves |
US10030559B2 (en) * | 2013-03-15 | 2018-07-24 | N.E. Chemcat Corporation | Oxidation catalyst and exhaust gas purification device using same |
JP6121542B2 (ja) * | 2013-08-30 | 2017-04-26 | 大塚化学株式会社 | 排ガス浄化フィルタ及び排ガス浄化装置 |
DE102016111000A1 (de) * | 2015-06-18 | 2016-12-22 | Johnson Matthey Public Limited Company | Gegen NH3-Überdosierung toleranter SCR-Katalysator |
CN105107501B (zh) * | 2015-08-25 | 2018-06-26 | 苏州莲池环保科技发展有限公司 | 用于处理汽车尾气的抗硫中毒催化剂及其制备方法 |
EP3581268A4 (en) * | 2017-02-13 | 2021-01-06 | N.E. Chemcat Corporation | EMISSION CONTROL CATALYST COMPOSITION, METHOD OF MANUFACTURING THEREOF, AND EMISSION CONTROL CATALYST FOR AUTOMOBILES |
US10641147B2 (en) * | 2017-07-26 | 2020-05-05 | GM Global Technology Operations LLC | Exhaust gas treatment systems utilizing a single electrically heated catalyst |
US10634078B2 (en) | 2017-12-11 | 2020-04-28 | Ford Global Technologies, Llc | Methods and systems for an exhaust aftertreatment device |
JPWO2020067007A1 (ja) * | 2018-09-28 | 2021-09-24 | 大阪ガスケミカル株式会社 | 吸着材、キャニスタ及び吸着材の製造方法 |
US20230381738A1 (en) * | 2020-10-23 | 2023-11-30 | Cataler Corporation | Hydrocarbon Adsorption Device |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0256247A (ja) | 1988-05-17 | 1990-02-26 | Toyota Motor Corp | 排気浄化用触媒 |
US5407880A (en) * | 1992-11-09 | 1995-04-18 | Nissan Motor Co., Ltd. | Catalysts for adsorption of hydrocarbons |
JP3616112B2 (ja) | 1992-12-28 | 2005-02-02 | 日産自動車株式会社 | 炭化水素吸着材 |
CA2132902A1 (en) | 1993-09-27 | 1995-03-28 | Kazuhide Terada | Highly active zsm-5 zeolite and process for producing the same |
JP3052035B2 (ja) | 1993-09-29 | 2000-06-12 | 本田技研工業株式会社 | ゼオライト製hc吸着材の製造方法 |
JP3052710B2 (ja) | 1993-12-20 | 2000-06-19 | 日産自動車株式会社 | 排ガス浄化装置 |
JPH07241471A (ja) | 1994-03-04 | 1995-09-19 | Nissan Motor Co Ltd | 排ガス浄化用吸着触媒の製造方法 |
JP3830566B2 (ja) | 1995-10-04 | 2006-10-04 | 日本碍子株式会社 | 排ガス浄化システム |
US6093378A (en) * | 1997-05-07 | 2000-07-25 | Engelhard Corporation | Four-way diesel exhaust catalyst and method of use |
JP3904802B2 (ja) | 2000-04-26 | 2007-04-11 | 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 |
JP2004008940A (ja) | 2002-06-07 | 2004-01-15 | Nissan Motor Co Ltd | 排気ガス浄化用触媒及びその製造方法 |
-
2007
- 2007-03-13 US US11/685,432 patent/US7981834B2/en active Active
- 2007-03-15 KR KR1020070025587A patent/KR100978394B1/ko active IP Right Grant
- 2007-03-16 EP EP07104367A patent/EP1839747B1/en not_active Expired - Fee Related
- 2007-03-16 CN CN2007100875361A patent/CN101069833B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130113467A (ko) * | 2010-10-01 | 2013-10-15 | 바스프 코포레이션 | 디젤 산화 적용을 위한 표면 코팅된 제올라이트 물질 |
Also Published As
Publication number | Publication date |
---|---|
KR100978394B1 (ko) | 2010-08-26 |
CN101069833B (zh) | 2011-01-19 |
US20070219082A1 (en) | 2007-09-20 |
CN101069833A (zh) | 2007-11-14 |
US7981834B2 (en) | 2011-07-19 |
EP1839747A3 (en) | 2007-11-28 |
EP1839747B1 (en) | 2011-11-09 |
EP1839747A2 (en) | 2007-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100978394B1 (ko) | 탄화수소 흡착제, 배기가스 정화용 촉매 및 배기가스정화방법 | |
JP7339775B2 (ja) | 圧縮着火機関の排気ガスを処理するための酸化触媒 | |
KR102483435B1 (ko) | 배기 시스템용 아산화질소 제거 촉매 | |
US10512898B2 (en) | Layered automotive catalyst composites | |
JP5652848B2 (ja) | 窒素酸化物除去用触媒およびそれを用いた窒素酸化物除去方法 | |
US6221804B1 (en) | Catalyst for purifying exhaust gas and manufacturing method thereof | |
KR101538183B1 (ko) | 다층상 촉매 조성물 | |
EP3310460B1 (en) | Scr-catalyzed soot filter with integrated lean nox trap catalyst for use in passive selective catalytic reduction | |
JP6999555B2 (ja) | 希薄ガソリン直接噴射エンジン用触媒システム | |
EP2969190B1 (en) | Catalyst compositions comprising metal oxid support particles with specific particle size distributions | |
US9339794B2 (en) | Catalyst composition for exhaust gas purification and exhaust gas purifying catalyst for automobiles | |
US10376839B2 (en) | Exhaust gas purification catalyst for lean burn engine | |
KR20090117770A (ko) | 다층 삼원 변환 촉매 조성물 | |
EP2689842A1 (en) | Catalyst for exhaust gas purification, method for producing same, and exhaust gas purification method using same | |
EP3476480A1 (en) | Catalyst for lean burn | |
CN113260454A (zh) | 层状三元转化(twc)催化剂和制造所述催化剂的方法 | |
JP2022503617A (ja) | 卑金属をドープした酸化ジルコニウム触媒担体材料 | |
JP2004114014A (ja) | 排気ガス浄化用触媒及びその製造方法 | |
JP4648914B2 (ja) | 炭化水素吸着剤、排ガス浄化用触媒および排ガス浄化方法 | |
JP2004181430A (ja) | 排気ガス浄化触媒及びその製造方法 | |
WO2023136060A1 (ja) | ガソリンエンジンの排ガス浄化用触媒体およびこれを用いた排ガス浄化システム | |
KR20240064639A (ko) | 부분적으로 코팅된 촉매층을 갖는 미립자 필터 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130621 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20140627 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20150626 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20160624 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20170622 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20180725 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20190718 Year of fee payment: 10 |