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DIRECT SYNTHESIS OF Cu-CHA THROUGH THE COMBINATION OF A CU AND TETRAETHYLAMM COMPLEX, AND APPLICATIONS IN CATALYSIS
DIRECT SYNTHESIS OF Cu-CHA THROUGH THE COMBINATION OF A CU AND TETRAETHYLAMM COMPLEX, AND APPLICATIONS IN CATALYSIS
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机译:铜与四乙基间苯二酚配合物直接合成Cu-CHA及其在催化中的应用
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摘要
The present invention relates to a process for the direct synthesis of a material with a CHA zeolite structure in the silicoaluminate form thereof containing copper atoms, which comprises at least the following steps: (i) Preparation of a mixture which contains at least one water source, one copper source, one polyamine, one source of Y tetravalent element, one source of X trivalent element, the tetraethylammonium cation as the only OSDA and one source of alkaline or alkaline earth (A) cations, and wherein the synthesis mixture has the following molar composition: €ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒYO 2 : a X 2 O 3 : b OSDA : c A : d H 2 O : e Cu : f polyamine (ii) Crystallization of the mixture obtained in (i) in a reactor; (iii) Recovery of the crystalline material obtained in (ii).
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机译:本发明涉及一种直接合成具有硅酸铝盐形式的含铜原子的CHA沸石结构的材料的方法,该方法至少包括以下步骤:(i)制备一种混合物,该混合物包含至少一种水源,一种铜源,一种多胺,一种Y四价元素源,一种X三价元素源,作为唯一OSDA的四乙铵阳离子和一种碱或碱源(A)阳离子,其中合成混合物具有以下摩尔组成:YO 2:a X 2 O 3:b OSDA:c A:d H 2 O:e Cu:f多胺(ii)在反应器中将(i)中获得的混合物结晶;(iii)回收在(ii)中获得的结晶材料。
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