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FR3111886B1 - DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX - Google Patents

DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX Download PDF

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Publication number
FR3111886B1
FR3111886B1 FR2006818A FR2006818A FR3111886B1 FR 3111886 B1 FR3111886 B1 FR 3111886B1 FR 2006818 A FR2006818 A FR 2006818A FR 2006818 A FR2006818 A FR 2006818A FR 3111886 B1 FR3111886 B1 FR 3111886B1
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France
Prior art keywords
source
afx
nox
selective reduction
containing copper
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FR2006818A
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French (fr)
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FR3111886A1 (en
Inventor
Bogdan Harbuzaru
David Berthout
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IFP Energies Nouvelles IFPEN
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IFP Energies Nouvelles IFPEN
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Priority to FR2006818A priority Critical patent/FR3111886B1/en
Publication of FR3111886A1 publication Critical patent/FR3111886A1/en
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • 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
    • C01B39/48—Other types characterised by their X-ray diffraction pattern and their defined composition using at least one organic template directing agent
    • 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
    • B01J29/072—Iron group metals or copper
    • 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
    • B01J37/036—Precipitation; Co-precipitation to form a gel or a cogel
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • 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
    • C01B39/06—Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements, i.e. by direct or secondary synthesis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

L’invention concerne un procédé de préparation d’un catalyseur à base de zéolithe de type structural AFX contenant du cuivre comprenant au moins les étapes suivantes :a) le mélange, en milieu aqueux, d’au moins une source de silicium, d’au moins une source d’aluminium, d’au moins une source de soude, d’au moins une source de cuivre, d’un agent complexant organique N-[3-(trimethoxysilyl)propyl]ethylenediamine (TPE), et d’un agent structurant de la zéolithe AFX qui est le dihydroxyde de 1,6-bis(méthylpiperidinium)hexane (bMP6) pour obtenir un gel de composition molaire déterminée ;b) le traitement hydrothermal dudit gel à une température comprise entre 140 et 200°C, sous pression de réaction autogène, pendant une durée comprise entre 3 et 36 heures sous agitation ;c) le traitement thermique par séchage dudit matériau suivi d’une calcination.L’invention concerne également le catalyseur obtenu et son utilisation pour la réduction sélective des NOx. Figure à publier : Figure 1The invention relates to a process for the preparation of a catalyst based on zeolite of structural type AFX containing copper, comprising at least the following stages: a) the mixing, in an aqueous medium, of at least one source of silicon, at least one source of aluminum, at least one source of sodium hydroxide, at least one source of copper, of an organic N-[3-(trimethoxysilyl)propyl]ethylenediamine (TPE) complexing agent, and of a structuring agent for AFX zeolite which is 1,6-bis(methylpiperidinium)hexane dihydroxide (bMP6) to obtain a gel of determined molar composition;b) the hydrothermal treatment of said gel at a temperature between 140 and 200°C , under autogenous reaction pressure, for a period of between 3 and 36 hours with stirring; c) heat treatment by drying of said material followed by calcination. The invention also relates to the catalyst obtained and its use for the selective reduction of NOx. Figure to be published: Figure 1

FR2006818A 2020-06-29 2020-06-29 DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX Active FR3111886B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2006818A FR3111886B1 (en) 2020-06-29 2020-06-29 DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2006818 2020-06-29
FR2006818A FR3111886B1 (en) 2020-06-29 2020-06-29 DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX

Publications (2)

Publication Number Publication Date
FR3111886A1 FR3111886A1 (en) 2021-12-31
FR3111886B1 true FR3111886B1 (en) 2022-06-24

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FR2006818A Active FR3111886B1 (en) 2020-06-29 2020-06-29 DIRECT SYNTHESIS OF A CATALYST BASED ON ZEOLITH AFX CONTAINING COPPER FOR THE SELECTIVE REDUCTION OF NOX

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114870887B (en) * 2022-04-28 2024-05-14 中化学科学技术研究有限公司 Cu-SSZ-39 molecular sieve, preparation method thereof and DeNOx catalyst
FR3136752A1 (en) * 2022-06-17 2023-12-22 IFP Energies Nouvelles SYNTHESIS OF A CATALYST COMPRISING A STRUCTURAL AFX TYPE ZEOLITE CONTAINING IRON FOR THE REDUCTION OF NOx AND N2O
CN115672390A (en) * 2022-11-09 2023-02-03 沈阳师范大学 MnO (MnO) x Loaded Cu-SSZ-13 molecular sieve composite catalyst, preparation method and application

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4508837A (en) 1982-09-28 1985-04-02 Chevron Research Company Zeolite SSZ-16
US5194235A (en) 1992-08-27 1993-03-16 Chevron Research And Technology Company Synthesis of SSZ-16 zeolite catalyst
WO2016077667A1 (en) 2014-11-14 2016-05-19 Johnson Matthey Public Limited Company Afx zeolite
JP6430303B2 (en) 2015-03-16 2018-11-28 国立大学法人横浜国立大学 Manufacturing method of AFX type zeolite
WO2017200607A1 (en) 2016-05-20 2017-11-23 Chevron U.S.A. Inc. Synthesis of zeolite ssz-16
CA3024570A1 (en) 2016-05-24 2017-11-30 Exxonmobil Chemical Patents Inc. A synthetic zeolite comprising a catalytic metal
CN110023240A (en) 2016-09-30 2019-07-16 庄信万丰股份有限公司 The synthesis of AFX zeolite
CN109996764B (en) 2016-09-30 2022-12-27 庄信万丰股份有限公司 Zeolite synthesis with alkaline earth metals
FR3069238B1 (en) * 2017-07-18 2019-07-12 IFP Energies Nouvelles DIRECT SYNTHESIS OF A MICROPOROUS ALUMINOSILICATE MATERIAL OF AFX STRUCTURE COMPRISING COPPER AND THE USE THEREOF
FR3081345B1 (en) * 2018-05-24 2023-11-10 Ifp Energies Now PROCESS FOR SYNTHESIS OF A VERY HIGH PURITY AFX STRUCTURAL TYPE ZEOLITH IN THE PRESENCE OF AN ORGANIC NITROGEN STRUCTURING

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Publication number Publication date
FR3111886A1 (en) 2021-12-31

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