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RU2005119994A - METHOD FOR PRODUCING AND ACTIVATING POLYMETALLIC ZEOLITE CATALYSTS, COMPOSITION AND APPLICATION OF THE CATALYST FOR N2O DECOMPOSITION - Google Patents

METHOD FOR PRODUCING AND ACTIVATING POLYMETALLIC ZEOLITE CATALYSTS, COMPOSITION AND APPLICATION OF THE CATALYST FOR N2O DECOMPOSITION Download PDF

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RU2005119994A
RU2005119994A RU2005119994/15A RU2005119994A RU2005119994A RU 2005119994 A RU2005119994 A RU 2005119994A RU 2005119994/15 A RU2005119994/15 A RU 2005119994/15A RU 2005119994 A RU2005119994 A RU 2005119994A RU 2005119994 A RU2005119994 A RU 2005119994A
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zeolite
zsm
valency
catalyst
polymetallic
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RU2005119994/15A
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Russian (ru)
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RU2297278C2 (en
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РАМИРЕС Хавьер ПЕРЕС (NO)
РАМИРЕС Хавьер ПЕРЕС
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Яра Интернэшнл Аса (No)
Яра Интернэшнл Аса
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/10Capture or disposal of greenhouse gases of nitrous oxide (N2O)

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Claims (19)

1. Способ получения полиметаллических цеолитных катализаторов, в которых Fe введен изоморфным замещением в решетку цеолита гидротермальным синтезом, затем цеолит прокаливают и превращают в Н-форму, после чего вводят Cu и/или Со ионным обменом в жидкой или твердой фазах перед тем, как образец прокаливают, активируют при высокой температуре (более >1073К) или водяным паром, и подвергают щелочной обработке.1. A method of producing polymetallic zeolite catalysts in which Fe is introduced by isomorphic substitution into the zeolite lattice by hydrothermal synthesis, then the zeolite is calcined and converted to the H form, after which Cu and / or Co are introduced by ion exchange in liquid or solid phases before the sample calcined, activated at high temperature (> 1073K) or water vapor, and subjected to alkaline treatment. 2. Способ по п.1, в котором цеолитный катализатор имеет структуру, аналогичную MFI и/или ВЕА.2. The method according to claim 1, in which the zeolite catalyst has a structure similar to MFI and / or BEA. 3. Способ по п.1, в котором использованный цеолит представляет собой [A1]-ZSM-5, [Al]-BEA, [Ga]-ZSM-5, [B]-ZSM-5, [Al, Ge]-ZSM-5, силикалит или [Ti]-силикалит.3. The method according to claim 1, in which the zeolite used is [A1] -ZSM-5, [Al] -BEA, [Ga] -ZSM-5, [B] -ZSM-5, [Al, Ge] - ZSM-5, silicalite or [Ti] silicalite. 4. Способ по п.3, в котором мольное отношение Si/T составляет 20-80 и Т=Al, Ga, В, Ge или Ti.4. The method according to claim 3, in which the molar ratio Si / T is 20-80 and T = Al, Ga, B, Ge or Ti. 5. Способ по п.1, в котором содержание железа, введенного в цеолиты, находится в интервале 0,1-1,0 мас.% Fe.5. The method according to claim 1, in which the content of iron introduced into zeolites is in the range of 0.1-1.0 wt.% Fe. 6. Способ по п.1, в котором содержание введенной Си и/или Со находится в интервале 0,1-1,0 мас.%.6. The method according to claim 1, in which the content of the introduced Cu and / or Co is in the range of 0.1-1.0 wt.%. 7. Способ по п.1, в котором полученный цеолит представляет собой Fe-Co, Fe-Cu или Fe-Co-Cu цеолит.7. The method according to claim 1, in which the obtained zeolite is Fe-Co, Fe-Cu or Fe-Co-Cu zeolite. 8. Способ по любому из пп.1-7, в котором отношение Fe/Co, Fe/Cu или Fe/Co+Cu≈1.8. The method according to any one of claims 1 to 7, in which the ratio of Fe / Co, Fe / Cu or Fe / Co + Cu≈1. 9. Способ по любому из пп.1-7, в котором в состав цеолита наряду с Со и/или Cu вводят один или более элементов Mn, V, Ni или Cr.9. The method according to any one of claims 1 to 7, in which one or more Mn, V, Ni or Cr elements are introduced into the composition of the zeolite along with Co and / or Cu. 10. Способ по п.8, в котором в состав цеолита наряду с Со и/или Си вводят один или более элементов Mn, V, Ni или Cr.10. The method according to claim 8, in which one or more elements Mn, V, Ni or Cr are introduced into the composition of the zeolite along with Co and / or Cu. 11. Способ по п.1, в котором Cu или Со вводят ионным обменом в жидкой или твердой фазах.11. The method according to claim 1, in which Cu or Co is introduced by ion exchange in liquid or solid phases. 12. Способ по п.1, в котором цеолит активируют водяным паром при 623-1273 К, 3-100 об.% H2O при скорости подачи инертного газа 3-300 мл (нормальные условия) в минуту в течение 0,5-6 ч.12. The method according to claim 1, in which the zeolite is activated with steam at 623-1273 K, 3-100 vol.% H 2 O at an inert gas feed rate of 3-300 ml (normal conditions) per minute for 0.5- 6 hours 13. Способ по п.1, в котором цеолит активируют в вакууме или на воздухе при температурах выше 1073 К.13. The method according to claim 1, in which the zeolite is activated in vacuum or in air at temperatures above 1073 K. 14. Способ по п.1, в котором щелочную обработку проводят в щелочных средах (NaOH, КОН или NH4OH) в течение 0,5-3 ч.14. The method according to claim 1, in which the alkaline treatment is carried out in alkaline environments (NaOH, KOH or NH 4 OH) for 0.5-3 hours 15. Применение полиметаллического цеолита, полученного по пп.1-13, для прямого каталитического разложения N2O.15. The use of polymetallic zeolite obtained according to claims 1 to 13, for direct catalytic decomposition of N 2 O. 16. Способ разложения или восстановления закиси азота в отходящих газах при температурах ниже 650 К с использованием цеолита общей формулы16. The method of decomposition or reduction of nitrous oxide in the exhaust gases at temperatures below 650 K using a zeolite of the General formula х Т2Oр-у Fe2O3-z M2Oq-SiO2,x T 2 O r- y Fe 2 O 3 -z M 2 O q -SiO 2 , в которой х=0-0,065,in which x = 0-0.065, у=0,00002-0,02,y = 0.00002-0.02, z=0,00002-0,02,z = 0.00002-0.02, T=Al, Ga, B, Ge или Ti,T = Al, Ga, B, Ge or Ti, р=валентность элемента Т,p = valency of the element T, М=Cu, Со, Mn, V, Ni, Cr,M = Cu, Co, Mn, V, Ni, Cr, q=валентность элемента М.q = valency of element M. 17. Способ по п.16, где применяют цеолит, в котором М=Cu и/или Со.17. The method according to clause 16, where a zeolite is used, in which M = Cu and / or Co. 18. Цеолитный катализатор общей формулы18. Zeolite catalyst of the General formula х T2Op-y Fe2O3-z M2Oq-SiO2 x T 2 O p -y Fe 2 O 3 -z M 2 O q -SiO 2 в которой х=0-0,065,in which x = 0-0.065, у=0,00002-0,02,y = 0.00002-0.02, z=0,00002-0,02,z = 0.00002-0.02, T=Al, Ga, B, Ge или Ti,T = Al, Ga, B, Ge or Ti, р=валентность элемента Т,p = valency of the element T, M=Cu, Co, Mn, V, Ni, Cr,M = Cu, Co, Mn, V, Ni, Cr, q=валентность элемента М.q = valency of element M. 19. Цеолитный катализатор по п.18, в котором М=Cu и/или Со.19. The zeolite catalyst according to claim 18, wherein M = Cu and / or Co.
RU2005119994/15A 2002-11-25 2002-11-25 Method of production and activation of poly-metallic zeolite catalysts, composition and application of catalyst for decomposition of n2o RU2297278C2 (en)

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US11389787B2 (en) 2019-02-20 2022-07-19 Kara Technologies Inc. Catalyst structure and method of upgrading hydrocarbons in the presence of the catalyst structure
US11725150B2 (en) 2020-08-18 2023-08-15 Kara Technologies Inc. Method of light oil desulfurization in the presence of methane containing gas environment and catalyst structure
US12006475B2 (en) 2020-08-26 2024-06-11 Kara Technologies Inc. Organic solid biomass conversion for liquid fuels/chemicals production in the presence of methane containing gas environment and catalyst structure

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2477177C2 (en) * 2011-06-17 2013-03-10 Учреждение Российской академии наук Институт катализа им. Г.К. Борескова Сибирского отделения РАН Method of preparing catalyst for decomposing nitrous oxide and process of decontaminating gas emissions containing nitrous oxide
CN103007998A (en) * 2012-05-30 2013-04-03 中国科学院生态环境研究中心 Method for preparing molecular sieve based catalyst for catalytic decomposition and reduction of nitrous oxide
GB2540832B (en) * 2015-02-20 2019-04-17 Johnson Matthey Plc Bi-metal molecular sieve catalysts
PL237044B1 (en) 2015-03-13 2021-03-08 Inst Nowych Syntez Chemicznych Carrier catalyst for the reduction of nitrogen oxide (I) emission, preferably from the nitric acid installation and method for producing it
JP2020502017A (en) 2016-09-30 2020-01-23 ジョンソン、マッセイ、パブリック、リミテッド、カンパニーJohnson Matthey Public Limited Company Novel zeolite synthesis method using fluoride source

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11389787B2 (en) 2019-02-20 2022-07-19 Kara Technologies Inc. Catalyst structure and method of upgrading hydrocarbons in the presence of the catalyst structure
US11833492B2 (en) 2019-02-20 2023-12-05 Kara Technologies, Inc. Catalyst structure and method of upgrading hydrocarbons in the presence of the catalyst structure
US11725150B2 (en) 2020-08-18 2023-08-15 Kara Technologies Inc. Method of light oil desulfurization in the presence of methane containing gas environment and catalyst structure
US12006475B2 (en) 2020-08-26 2024-06-11 Kara Technologies Inc. Organic solid biomass conversion for liquid fuels/chemicals production in the presence of methane containing gas environment and catalyst structure

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