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RU2017120501A - Afx цеолит - Google Patents

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Publication number
RU2017120501A
RU2017120501A RU2017120501A RU2017120501A RU2017120501A RU 2017120501 A RU2017120501 A RU 2017120501A RU 2017120501 A RU2017120501 A RU 2017120501A RU 2017120501 A RU2017120501 A RU 2017120501A RU 2017120501 A RU2017120501 A RU 2017120501A
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zeolite
catalyst
exhaust gas
afx
level
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RU2017120501A
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RU2017120501A3 (ru
RU2732126C2 (ru
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Алехандра РИВАС-КАРДОНА
Хай-Ин ЧЭНЬ
Рауль ЛОБО
Тронг ПХАМ
Джозеф ФЕДЕЙКО
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Джонсон Мэтти Паблик Лимитед Компани
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B01D53/9404—Removing only nitrogen compounds
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    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/46—Other types characterised by their X-ray diffraction pattern and their defined composition
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    • B01D53/34—Chemical or biological purification of waste gases
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    • B01D53/34—Chemical or biological purification of waste gases
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    • 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
    • B01D53/8621—Removing nitrogen compounds
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    • B01D53/8628—Processes characterised by a specific catalyst
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    • B01D—SEPARATION
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    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8634—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • 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]
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    • B01D53/34—Chemical or biological purification of waste gases
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    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
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    • 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
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    • 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
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    • 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
    • B01J29/76—Iron group metals or copper
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    • 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
    • B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
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    • C01B39/46—Other types characterised by their X-ray diffraction pattern and their defined composition
    • C01B39/48—Other types characterised by their X-ray diffraction pattern and their defined composition using at least one organic template directing agent
    • 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
    • F01N3/18—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 characterised by methods of operation; Control
    • F01N3/20—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 characterised by methods of operation; Control specially adapted for catalytic conversion
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    • B01D2253/106—Silica or silicates
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  • Chemical & Material Sciences (AREA)
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  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Processes For Solid Components From Exhaust (AREA)

Claims (20)

1. Алюмосиликатный цеолит, включающий в себя, по меньшей мере, примерно 90% фазы чистого AFX каркаса и отношение диоксид кремния-оксид алюминия примерно 12-50.
2. Алюмосиликатный цеолит по п.1, в котором цеолит имеет размер кристаллов D90 примерно 0,5-7 μм.
3. Алюмосиликатный цеолит по п.1, в котором цеолит включает в себя 95% фазы чистого AFX каркаса.
4. Алюмосиликатный цеолит по п.1, в котором цеолит имеет отношение диоксида кремния и оксида алюминия примерно 15-50.
5. Способ изготовления алюмосиликатного цеолита, имеющего AFX каркас, включающий в себя этап взаимодействия геля синтеза, включающего в себя источник диоксида кремния, источник оксида алюминия, выбранный из цеолитов аммонийной формы и/или цеолитов водородной формы, и структурообразующего агента при температуре, по меньшей мере, 100°C до тех пор, пока не образуются кристаллы AFX цеолита.
6. Способ по п.5, в котором источник оксида алюминия представляет собой аммонийную форму цеолита Y и/или водородную форму цеолита Y.
7. Способ по п.5, в котором гель синтеза имеет следующие отношения в составе:
SiO2/Al2O3 на уровне примерно 18-105
Na2O/Al2O3 на уровне примерно 1,5-18
SDA2O/Al2O3=примерно 1,5-18
H2O/Al2O3 на уровне примерно 775-2845
OH-/SiO2 на уровне примерно 0,3-0,65
8. Катализатор для обработки выхлопного газа, включающий в себя AFX цеолит чистой фазы, загруженный металлом, выбранным из V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Mo, Ru, Rh, Pd, Ag, W, Re, Os, Ir, Pt и Au.
9. Катализатор по п. 8, в котором металл выбран из Fe и Cu.
10. Катализатор по п. 8, в котором металл выбран из Pt, Ru и Pd.
11. Способ аккумулирования NOx, включающий в себя контактирование потока выхлопного газа, содержащего NOx, с катализатором по п.8.
12. Способ селективного восстановления NOx, включающий контактирование потока выхлопного газа, содержащего NOx, с катализатором по п.8.
13. Способ окисления компонента выхлопного газа, включающий в себя контактирование потока выхлопного газа, содержащего компонент с катализатором по п.8, при этом компонент выбирают из СО, углеводорода и NH3.
14. Каталитическое изделие, включающее в себя катализатор по п.8, нанесенный на подложку или внедренный в подложку, выбранную из фильтра с сотовой структурой с проточными стенками и проточной подложки с сотовой структурой.
15. Цеолит, имеющий AFX каркас и рентгенодифрактограмму согласно Фигуре 1.
RU2017120501A 2014-11-14 2015-11-13 Afx цеолит RU2732126C2 (ru)

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US201462079940P 2014-11-14 2014-11-14
US62/079,940 2014-11-14
PCT/US2015/060524 WO2016077667A1 (en) 2014-11-14 2015-11-13 Afx zeolite

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RU2017120501A true RU2017120501A (ru) 2018-12-14
RU2017120501A3 RU2017120501A3 (ru) 2019-06-10
RU2732126C2 RU2732126C2 (ru) 2020-09-11

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US (1) US20160137518A1 (ru)
EP (1) EP3218103A1 (ru)
JP (1) JP2018503578A (ru)
KR (1) KR20170083606A (ru)
CN (1) CN107106978A (ru)
BR (1) BR112017009820B1 (ru)
DE (1) DE102015119596A1 (ru)
GB (2) GB2559432B (ru)
RU (1) RU2732126C2 (ru)
WO (1) WO2016077667A1 (ru)

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Publication number Priority date Publication date Assignee Title
US9868643B2 (en) 2016-05-20 2018-01-16 Chevron U.S.A. Inc. Synthesis of zeolite SSZ-16
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