RU2016119585A - Формованное изделие из гидрофобного цеолитного материала и способ его получения - Google Patents

Формованное изделие из гидрофобного цеолитного материала и способ его получения Download PDF

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RU2016119585A
RU2016119585A RU2016119585A RU2016119585A RU2016119585A RU 2016119585 A RU2016119585 A RU 2016119585A RU 2016119585 A RU2016119585 A RU 2016119585A RU 2016119585 A RU2016119585 A RU 2016119585A RU 2016119585 A RU2016119585 A RU 2016119585A
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molded product
zeolite material
range
stage
paragraphs
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RU2016119585A
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RU2016119585A3 (ru
RU2670616C2 (ru
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Андрей-Николае ПАРВУЛЕСКУ
Ульрих Мюллер
Ханс-Юрген ЛЮТЦЕЛЬ
Йоахим Энрике ТЕЛЕС
Доминик РИДЕЛЬ
Бианка ЗЕЕЛИГ
Даниэль УРБАНЧИК
Ульрике Вегерле
Михаэль Хессе
Андреас ВАЛЬХ
Фолькер БЕНДИГ
Файт Штегманн
Хеннинг АЛЬТХЕФЕР
Борис ГАСПАР
Франк ШТАЛЛЬМАХ
Анне Кристин ПУШ
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Басф Се
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    • B01J29/89—Silicates, aluminosilicates or borosilicates of titanium, zirconium or hafnium
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Claims (44)

1. Способ получения формованного изделия, включающий
(I) обеспечение цеолитного материала;
(II) смешивание цеолитного материала, обеспеченного на стадии (I), с одним или более связующими;
(III) перемешивание смеси, полученной на стадии (II);
(IV) формование перемешанной смеси, полученной на стадии (III), для получения одного или более формованных изделий;
(V) сушку одного или более формованных изделий, полученных на стадии (IV); и
(VI) прокаливание высушенного формованного изделия, полученного на стадии (V);
причем цеолитный материал, обеспеченный на стадии (I), характеризуется водопоглощением в диапазоне от 1 до 15% масс. при относительной влажности 85%.
2. Способ по п. 1, в котором одно или более связующих выбирают из группы, состоящей из неорганических связующих.
3. Способ по п. 1 или 2, в котором смесь, полученная на стадии (II), характеризуется массовым отношением одного или более связующих к цеолитному материалу (связующее:цеолитный материал) в диапазоне от 0,1 до 0,6.
4. Способ по п. 1 или 2, в котором стадия (II) дополнительно включает смешивание цеолитного материала и одного или более связующих с системой растворителей, причем система растворителей содержит один или более растворителей.
5. Способ по п. 4, в котором смесь, полученная на стадии (II), характеризуется массовым отношением системы растворителей к цеолитному материалу (система растворителей:цеолитный материал) в диапазоне от 0,7 до 1,7.
6. Способ по п. 1 или 2, в котором стадия (II) дополнительно включает смешивание цеолитного материала и одного или более связующих с одним или более порообразующих средств.
7. Способ по п. 6, в котором смесь, полученная на стадии (II), характеризуется массовым отношением одного или более порообразующих средств к цеолитному материалу (порообразующее средство:цеолитный материал) в диапазоне от 0,1 до 0,7.
8. Способ по п. 6, в котором смесь, полученная на стадии (II), характеризуется массовым отношением системы растворителей к одному или более связующим и порообразующим средствам к цеолитному материалу (система растворителей:связующее и порообразующее средство:цеолитный материал) в диапазоне (0,7-1,7):(0,4-1):1.
9. Способ по п. 1 или 2, в котором прокаливание высушенного формованного изделия, полученного на стадии (V), проводят при температуре в диапазоне от 350°С до 850°С.
10. Способ по п. 1 или 2, дополнительно включающий
(VII) гидротермическая обработка прокаленного формованного изделия, полученного на стадии (VI).
11. Способ по п. 10, в котором гидротермическую обработку проводят с содержащей воду системой растворителей и/или с водным раствором.
12. Способ по п. 10, в котором гидротермическую обработку проводят в течение времени в диапазоне от 1 до 48 часов.
13. Способ по п. 1 или 2, в котором цеолитный материал, обеспеченный на стадии (I), содержит один или более цеолитов.
14. Формованное изделие, получаемое способом по любому из пп. 1-13.
15. Формованное изделие, причем указанное формованное изделие содержит цеолитный материал, характеризующийся водопоглощением в диапазоне от 1 до 15% масс. при относительной влажности 85%.
16. Формованное изделие п. 15, в котором цеолитный материал содержит один или более цеолитов.
17. Формованное изделие по п. 15, в котором цеолитный материал характеризуется структурой каркаса типа MFI, содержащей YO2 и необязательно содержащей Х2О3,
где Y представляет собой четырехвалентный элемент, а X представляет собой трехвалентный элемент,
причем указанный материал характеризуется дифракционной рентгенограммой, содержащей, по меньшей мере, следующие отражения:
Figure 00000001
где 100% относится к интенсивности максимального пика на порошковой рентгенограмме.
18. Формованное изделие по п. 17, в котором 29Si-ЯМР с вращением образца под магическим углом цеолитного материала содержит: первый пик (Р''1) в диапазоне от -110,4 до -114,0 м.д.; и
второй пик (Р''2) в диапазоне от -100,2 до -104,2 м.д.
19. Формованное изделие по п. 18, в котором деконволюированный спектр 29Si ЯМР с вращением образца под магическим углом содержит один дополнительный пик, находящийся в диапазоне от -113,2 до -115,2 м.д.
20. Формованное изделие по любому из пп. 17-19, в котором, по меньшей мере, часть атомов Y и/или атомов X в структуре каркаса типа MFI изоморфно замещена одним или более элементами.
21. Формованное изделие по любому из пп. 17-19, в котором мольное отношение YO2 к одному или более элементам находится в диапазоне от 5 до 100.
22. Формованное изделие по любому из пп. 17-19, в котором структура каркаса типа MFI цеолитного материала не содержит X2O3.
23. Формованное изделие по любому из пп. 17-19, в котором Y выбран из группы, состоящей из Si, Sn, Ti, Zr, Ge и смесей двух или более из них.
24. Формованное изделие по любому из пп. 15-19, в котором цеолитный материал содержит один или более катионов и/или катионных элементов в качестве ионных элементов, не являющихся каркасом.
25. Формованное изделие по любому из пп. 15-19, причем формованное изделие дополнительно содержит одно или более связующих.
26. Формованное изделие по любому из пп. 15-19, в котором площадь поверхности по БЭТ цеолитного материала, содержащегося в формованном изделии, определенная согласно DIN 66131, находится в диапазоне от 50 до 700 м2/г.
27. Формованное изделие по любому из пп. 15-19, в котором удельная площадь поверхности формованного изделия, определенная согласно DIN 66131, находится в диапазоне от 50 до 700 м2/г.
28. Формованное изделие по любому из пп. 15-19, в котором объем пор формованного изделия, определенный согласно DIN 66133, находится в диапазоне от 0,1 до 2,5 мл/г.
29. Формованное изделие по любому из пп. 15-19, характеризующееся механической прочностью от 1 до 15 Н.
30. Формованное изделие по любому из пп. 15-19, причем формованное изделие характеризуется извилистостью поровых каналов относительно воды в диапазоне от 0,3 до 5,0±0,2.
31. Применение формованного изделия по любому из пп. 15-30 в качестве катализатора, носителя катализатора, адсорбента или для ионного обмена.
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