RU2017146613A - Каталитические смеси - Google Patents

Каталитические смеси Download PDF

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RU2017146613A
RU2017146613A RU2017146613A RU2017146613A RU2017146613A RU 2017146613 A RU2017146613 A RU 2017146613A RU 2017146613 A RU2017146613 A RU 2017146613A RU 2017146613 A RU2017146613 A RU 2017146613A RU 2017146613 A RU2017146613 A RU 2017146613A
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molecular sieve
catalyst composition
extra
lattice
composition according
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RU2017146613A
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Джозеф М. ФЕДЕЙКО
Хай-Ин ЧЭНЬ
Гай Ричард ЧЭНДЛЕР
Александр Николас Майкл ГРИН
Дебнатх ДЕ
Шадаб МУЛЛА
Уэнди МЭННИНГ
Филип Джеральд БЛЭЙКМАН
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Джонсон Мэтти Паблик Лимитед Компани
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
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  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
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  • Processes For Solid Components From Exhaust (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Claims (9)

1. Композиция катализатора, включающая смесь двух молекулярных сит с каркасом СНА, при этом первое молекулярное сито характеризуется средним размером кристалла от около 0,01 до около 1 мкм, а второе молекулярное сито характеризуется средним размером кристалла от около 1 до около 5 мкм, и при этом первое молекулярное сито содержит первый внерешеточный металл, а второе молекулярное сито содержит второй внерешеточный металл, и при этом указанные первый и второй внерешеточные металлы независимо выбраны из группы, включающей в себя цезий, медь, никель, цинк, железо, олово, вольфрам, молибден, кобальт, висмут, титан, цирконий, сурьму, марганец, хром, ванадий, ниобий и их сочетания.
2. Композиция катализатора по п.1, в которой упомянутые два молекулярных сита представляют собой алюмосиликаты.
3. Композиция катализатора по п.1, в которой упомянутое первое молекулярное сито представляет собой алюмосиликат, а упомянутое второе молекулярное сито представляет собой кремнийалюмофосфат.
4. Композиция катализатора по п.1, в которой упомянутые первый и второй внерешеточные металлы независимо выбирают из группы, включающей в себя медь и железо.
5. Композиция катализатора по п.1, в которой упомянутые первый и второй замещенные металлы представляют собой медь.
6. Композиция катализатора по п.1, в которой соотношение диоксида кремния к оксиду алюминия в указанном первом молекулярном сите составляет от около 10 до около 25, а соотношение диоксида кремния к оксиду алюминия в указанном втором молекулярном сите составляет от около 20 до около 25.
7. Композиция катализатора по п.1, в которой по меньшей мере одно из указанных первого молекулярного сита и второго молекулярного сита представляет собой экструдат.
8. Композиция катализатора по п.1, в которой упомянутый первый внерешеточный металл присутствует в количестве от около 1 до около 5 масс.%, из расчета на общую массу упомянутого молекулярного сита, а второй внерешеточный металл присутствует в количестве, достаточном для достижения массового соотношения первого внерешеточного металла и второго внерешеточного металла от около 0,4:1,0 до около 1,5:1,0.
9. Композиция катализатора по п.1, в которой упомянутые первое молекулярное сито и второе молекулярное сито присутствуют в молярном соотношении от около 0,5:1,0 до около 1,5:1,0.
RU2017146613A 2012-01-31 2013-01-28 Каталитические смеси RU2017146613A (ru)

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US201261593030P 2012-01-31 2012-01-31
US61/593,030 2012-01-31

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RU2014135450A Division RU2642443C2 (ru) 2012-01-31 2013-01-28 Каталитические смеси

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