RU2019124422A - Scr катализатор - Google Patents

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RU2019124422A
RU2019124422A RU2019124422A RU2019124422A RU2019124422A RU 2019124422 A RU2019124422 A RU 2019124422A RU 2019124422 A RU2019124422 A RU 2019124422A RU 2019124422 A RU2019124422 A RU 2019124422A RU 2019124422 A RU2019124422 A RU 2019124422A
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cha
copper
reaction mixture
organic template
template reagent
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RU2019124422A
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RU2765730C2 (ru
RU2019124422A3 (ru
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Джозеф Майкл ФЕДЕЙКО
Алехандра РИВАС-КАРДОНА
Хай-Ин ЧЭНЬ
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Джонсон Мэтти Паблик Лимитед Компани
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Publication of RU2019124422A3 publication Critical patent/RU2019124422A3/ru
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Claims (3)

1. Способ однореакторного синтеза для изготовления каталитической композиции, включающей цеолит, имеющий CHA структуру, с молярным соотношением диоксида кремния к оксиду алюминию (SAR) от 45 до 85, и атомным соотношением меди к алюминию, по меньшей мере, равное 1,25, включающий в себя: формирование реакционной смеси, содержащей источник диоксида кремния, источник оксида алюминия, первый органический шаблонный реагент для CHA в виде металл-аминного комплекса меди, второй иной органический шаблонный реагент для CHA и зародыши кристаллов; нагревание реакционной смеси для облегчения кристаллизации и осаждения кристаллов каталитической композиции; и сбор, промывка и сушка кристаллов .
2. Способ по п.1, в котором металл-аминный комплекс меди представляет Cu-тетраэтиленпентамин (Cu-TEPA), а второй иной органический шаблонный реагент для СНА представляет собой N,N,N-диметилэтилциклогексиламмония (DMECHA).
3. Способ по п.1 или 2, в котором реакционная смесь свободна от фтора.
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