RU2016140321A - METHOD FOR PRODUCING MICRO-MESOPOROUS ZEOLITE Y AND ZEOLITE OBTAINED BY THIS METHOD - Google Patents

METHOD FOR PRODUCING MICRO-MESOPOROUS ZEOLITE Y AND ZEOLITE OBTAINED BY THIS METHOD Download PDF

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RU2016140321A
RU2016140321A RU2016140321A RU2016140321A RU2016140321A RU 2016140321 A RU2016140321 A RU 2016140321A RU 2016140321 A RU2016140321 A RU 2016140321A RU 2016140321 A RU2016140321 A RU 2016140321A RU 2016140321 A RU2016140321 A RU 2016140321A
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zeolite
ratio
mesoporous
micro
mmol
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RU2016140321A
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Russian (ru)
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RU2650897C1 (en
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Ангелина Александровна Маерле
Ирина Вячеславовна Добрякова
Елена Евгеньевна Князева
Ирина Игоревна Иванова
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Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт нефтехимического синтеза им. А.В. Топчиева Российской академии наук (ИНХС РАН)
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Priority to RU2016140321A priority Critical patent/RU2650897C1/en
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    • 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
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • 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
    • B01J37/08—Heat treatment
    • B01J37/10—Heat treatment in the presence of water, e.g. steam

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Claims (2)

1. Способ получения микро-мезопористого цеолита Y, включающий суспендирование и активацию деалюминированного цеолита Y в растворе гидроксида аммония с последующим смешением суспензии с катионным поверхностно-активным веществом ПАВ - галогенидом цетилтриметиламмония, гидротермальной обработкой в его присутствии, сушкой, прокаливанием и выделением готового продукта, отличающийся тем, что концентрацию раствора гидроксида аммония и галогенида цетилтриметиламмония выбирают так, чтобы обеспечить отношение ОН/цеолит 10-25 ммоль/г, отношение ПАВ/цеолит 0,8-2,0 ммоль/г, отношение H2O/цеолит 1,8-3,6 моль/г, а гидротермальную обработку проводят при температуре 60-95°С и атмосферном давлении в течение 1-1,5 ч.1. A method of producing a micro-mesoporous zeolite Y, comprising suspending and activating dealuminated zeolite Y in a solution of ammonium hydroxide, followed by mixing the suspension with a cationic surfactant surfactant - cetyltrimethylammonium halide, hydrothermal treatment in its presence, drying, calcination of the product characterized in that the concentration of the solution of ammonium hydroxide and cetyltrimethylammonium halide is chosen so as to provide an OH / zeolite ratio of 10-25 mmol / g, a ratio AB / zeolite 0.8-2.0 mmol / g, the ratio H 2 O / zeolite 1,8-3,6 mol / g, and the hydrothermal treatment is carried out at a temperature of 60-95 ° C and atmospheric pressure for 1-1 5 hours 2. Микро-мезопористый цеолит Y, отличающийся тем, что он получен способом по п. 1, при этом доля мезопор в его общем объеме пор составляет 0,5-0,7, а в его спектре кислотности доля кислотных центров с энергией активации десорбции аммиака 95-140 кДж/моль составляет 0,5-0,6.2. Micro-mesoporous zeolite Y, characterized in that it is obtained by the method according to claim 1, wherein the proportion of mesopores in its total pore volume is 0.5-0.7, and in its acidity spectrum the proportion of acid sites with desorption activation energy ammonia 95-140 kJ / mol is 0.5-0.6.
RU2016140321A 2016-10-13 2016-10-13 Method for producing micro-mesoporous zeolite y and zeolite obtained by this method RU2650897C1 (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI831784B (en) 2018-05-28 2024-02-11 大陸商中國石油化工科技開發有限公司 NaY molecular sieve with aluminum-rich surface and preparation method thereof
RU2691650C1 (en) * 2019-02-19 2019-06-17 Александр Адольфович Ламберов Cracking catalyst for heavy oil residues, viscous and high viscous oil

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* Cited by examiner, † Cited by third party
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US5849258A (en) * 1996-06-06 1998-12-15 Intevep, S.A. Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same
US7589041B2 (en) * 2004-04-23 2009-09-15 Massachusetts Institute Of Technology Mesostructured zeolitic materials, and methods of making and using the same
RU2282587C1 (en) * 2005-04-08 2006-08-27 Ирина Игоревна Иванова Method for preparing material of micro-mesoporous structure
FR2940265B1 (en) * 2008-12-22 2011-06-10 Total Raffinage Marketing MODIFIED Y ZEOLITES, PROCESS FOR THEIR MANUFACTURE AND THEIR USE

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