RU96107261A - METHOD OF OBTAINING ZEOLITE Y WITH AN INCREASED VOLUME OF MESOPOR - Google Patents

METHOD OF OBTAINING ZEOLITE Y WITH AN INCREASED VOLUME OF MESOPOR

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Publication number
RU96107261A
RU96107261A RU96107261/25A RU96107261A RU96107261A RU 96107261 A RU96107261 A RU 96107261A RU 96107261/25 A RU96107261/25 A RU 96107261/25A RU 96107261 A RU96107261 A RU 96107261A RU 96107261 A RU96107261 A RU 96107261A
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RU
Russia
Prior art keywords
zeolite
mesopores
volume
salt
acid
Prior art date
Application number
RU96107261/25A
Other languages
Russian (ru)
Other versions
RU2127227C1 (en
Inventor
Дейвид Э. Купер
Томас У. Хастингс
Эллиот Ф. Херценберг
Original Assignee
Пи-Кью Корпорейшн
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/298,158 external-priority patent/US5601798A/en
Application filed by Пи-Кью Корпорейшн filed Critical Пи-Кью Корпорейшн
Publication of RU96107261A publication Critical patent/RU96107261A/en
Application granted granted Critical
Publication of RU2127227C1 publication Critical patent/RU2127227C1/en

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Claims (1)

1. Цеолит, имеющий структуру цеолита Y и объем мезопор, заключенный в мезопорах диаметром примерно от 2 до 60 нм, отличающийся тем, что соотношение константы единичной ячейки ао и объема мезопор определяется следующей таблицей I (см, на с.159)
2. Цеолит по п.1, отличающийся тем, что он принадлежит к типу Y.1. Zeolite having the structure of zeolite Y and the volume of mesopores enclosed in mesopores with a diameter of approximately 2 to 60 nm, characterized in that the ratio of the unit cell constant a o and the volume of mesopores is determined by the following table I (see p.159)
2. Zeolite according to claim 1, characterized in that it belongs to the type Y. 3. Цеолит по п.1, отличающийся тем, что его объем мезопор составляет от 0,05 до 0,6 см3/г.3. Zeolite according to claim 1, characterized in that its volume of mesopores is from 0.05 to 0.6 cm 3 / g. 4. Цеолит по п.1, отличающийся тем, что он принадлежит к типу USY. 4. Zeolite according to claim 1, characterized in that it belongs to the USY type. 5. Цеолит по п.4, отличающийся тем, что его объем мезопор составляет от 0,2 до 0,6 см3/г.5. Zeolite according to claim 4, characterized in that its volume of mesopores is from 0.2 to 0.6 cm 3 / g. 6. Цеолит по п.1, отличающийся тем, что он принадлежит к типу VUSY. 6. Zeolite according to claim 1, characterized in that it belongs to the type VUSY. 7. Цеолит по п.6, отличающийся тем, что его объем мезопор составляет от 0,3 до 0,6 см3/г.7. Zeolite according to claim 6, characterized in that its volume of mesopores is from 0.3 to 0.6 cm 3 / g. 8. Цеолит по п.1, отличающийся тем, что он принадлежит к типу SDUSY. 8. Zeolite according to claim 1, characterized in that it belongs to the type of SDUSY. 9. Цеолит по п.8, отличающийся тем, что его объем мезопор составляет от 0,3 до 0,6 см3/г.9. Zeolite according to claim 8, characterized in that its volume of mesopores is from 0.3 to 0.6 cm 3 / g. 10. Способ увеличения объема мезопор, заключенного в мезопорах диаметром примерно от 2 до 60 нм, цеолита, имеющего структуру цеолита Y, отличающийся тем, что включает проведение гидротермического взаимодействия указанного цеолита с водным раствором, в котором растворены одна или нескольких солей, кислот, оснований и/или водорастворимых органических соединений, которое осуществляют при температуре выше атмосферной точки кипения раствора в течение времени, достаточного для получения цеолита с увеличенным объемом мезопор диаметром от 2 нм и выше, последующее отделение, промывку и выделение полученного цеолита. 10. A method for increasing the volume of mesopores enclosed in mesopores with a diameter of approximately 2 to 60 nm, a zeolite having a zeolite Y structure, characterized in that it includes conducting a hydrothermal interaction of the indicated zeolite with an aqueous solution in which one or more salts, acids, bases are dissolved and / or water-soluble organic compounds, which is carried out at a temperature above the atmospheric boiling point of the solution for a time sufficient to produce a zeolite with an increased volume of mesopores with a diameter of 2 nm and yshe, subsequent separation, washing and recovering the resulting zeolite. 11. Способ по п.10, отличающийся тем, что pH 10 или ниже. 11. The method according to claim 10, characterized in that the pH is 10 or below. 12. Способ по п.10, отличающийся тем, что pH 8 или ниже. 12. The method according to claim 10, characterized in that the pH is 8 or below. 13. Способ по п.10, отличающийся тем, что pH 7 или ниже. 13. The method according to p. 10, characterized in that the pH of 7 or below. 14. Способ по п.10, отличающийся тем, что pH составляет от 8 до 10. 14. The method according to p. 10, characterized in that the pH is from 8 to 10. 15. Способ по п.10, отличающийся тем, что pH составляет от 4,5 до 8. 15. The method according to p. 10, characterized in that the pH is from 4.5 to 8. 16. Способ по п.10, отличающийся тем, что pH составляет менее 4,5. 16. The method according to p. 10, characterized in that the pH is less than 4.5. 17. Способ по п.10, отличающийся тем, что соль представляет собой соль щелочного металла или соль аммония. 17. The method according to claim 10, wherein the salt is an alkali metal salt or an ammonium salt. 18. Способ по п.17, отличающийся тем, что соль представляет собой нитрат, хлорид или сульфат. 18. The method according to 17, characterized in that the salt is a nitrate, chloride or sulfate. 19. Способ по п. 10, отличающийся тем, что кислота представляет собой сильную неорганическую кислоту. 19. The method according to p. 10, characterized in that the acid is a strong inorganic acid. 20. Способ по п.10, отличающийся тем, что кислотой является азотная кислота. 20. The method according to p. 10, characterized in that the acid is nitric acid. 21. Способ по п.10, отличающийся тем, что соль представляет собой нитрат щелочного металла или аммония, а кислотой является азотная кислота. 21. The method according to p. 10, wherein the salt is an alkali metal or ammonium nitrate, and the acid is nitric acid. 22. Способ по п.10, отличающийся тем, что получаемый цеолит, соотношение константы единичной ячейки ао и объема мезопор определены в следующей таблице II (см. на с.159)
23. Способ по п.10, отличающийся тем, что длительность взаимодействия составляет от 1 минуты до 24 часов.22. The method according to p. 10, characterized in that the resulting zeolite, the ratio of the unit cell constant a о о and the volume of mesopores are defined in the following table II (see p. 159)
23. The method according to p. 10, characterized in that the duration of the interaction ranges from 1 minute to 24 hours. 24. Способ по п.10, отличающийся тем, что длительность взаимодействия является достаточной для получения цеолита с объемом мезопор по меньшей мере на 5% выше объема мезопор исходного цеолита. 24. The method according to claim 10, characterized in that the duration of the interaction is sufficient to obtain a zeolite with a volume of mesopores at least 5% higher than the volume of mesopores of the original zeolite. 25. Способ по п.10, отличающийся тем, что длительность взаимодействия является достаточной для получения цеолита с объемом мезопор по меньшей мере на 10% выше объема мезопор исходного цеолита. 25. The method according to claim 10, characterized in that the duration of the interaction is sufficient to obtain a zeolite with a volume of mesopores at least 10% higher than the volume of mesopores of the original zeolite. 26. Способ по п.10, отличающийся тем, что температура составляет 115oC или выше.26. The method according to claim 10, characterized in that the temperature is 115 o C or higher. 27. Способ по п.10, отличающийся тем, что температура составляет от 115 до 250oC.27. The method according to p. 10, characterized in that the temperature is from 115 to 250 o C. 28. Цеолиты, отличающиеся тем, что они получены любым из способов по пп. 10 - 27. 28. Zeolites, characterized in that they are obtained by any of the methods according to paragraphs. 10 - 27.
RU96107261A 1993-09-07 1994-09-06 Method of preparing gamma-zeolite with elevated volume of mesopores, and zeolites RU2127227C1 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
US11663593A 1993-09-07 1993-09-07
US08/116.635 1993-09-07
US11777693A 1993-09-08 1993-09-08
US08/117.776 1993-09-08
US08/298.158 1994-08-30
US08/117,776 1994-08-30
US08/298,158 US5601798A (en) 1993-09-07 1994-08-30 Process for preparing zeolite Y with increased mesopore volume
US08/116,635 1994-08-30
US08/298,158 1994-08-30
PCT/US1994/009991 WO1995007236A1 (en) 1993-09-07 1994-09-06 Process for preparing zeolite y with increased mesopore volume

Publications (2)

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RU96107261A true RU96107261A (en) 1998-07-27
RU2127227C1 RU2127227C1 (en) 1999-03-10

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US (1) US5601798A (en)
EP (1) EP0719238A1 (en)
JP (1) JPH09502416A (en)
AU (1) AU690141B2 (en)
BR (1) BR9407423A (en)
CA (1) CA2171196A1 (en)
CZ (1) CZ68396A3 (en)
FI (1) FI961071A (en)
NO (1) NO960909L (en)
RU (1) RU2127227C1 (en)
SK (1) SK30596A3 (en)
WO (1) WO1995007236A1 (en)

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