Abstract:
본발명은, 하기화학식 (I)의삼원계금속간화합물입자를포함하는촉매로서, 이때상기삼원계금속간화합물입자는지지체상에지지되는촉매: XYZ (I)(이때 X, Y 및 Z는서로상이하고; X는 Mn, Fe, Co, Ni, Cu 및 Pd로이루어진군으로부터선택되고; Y는 V, Mn, Cu, Ti 및 Fe로이루어진군으로부터선택되고; Z는 Al, Si, Ga, Ge, In, Sn 및 Sb로이루어진군으로부터선택됨), 뿐만아니라그의제조방법및 그의촉매로서의용도, 특히카보닐화합물및 메틸렌기함유화합물의축합공정또는배기가스내 질소산화물의선택적접촉환원을위한촉매로서의용도에관한것이다.
Abstract:
The present invention relates to a process for the production of a boron-containing zeolitic material having an MWW framework structure comprising YO2 and B2O3, wherein Y stands for a tetravalent element, wherein said process comprises (a) providing a mixture comprising one or more sources for YO2, one or more sources for B2O3, one or more organotemplates, and seed crystals, (b) crystallizing the mixture obtained in (a) for obtaining a layered precursor of the boron-containing MWW-type zeolitic material, (c) calcining the layered precursor obtained in (b) for obtaining the boron-containing zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I): R1R2R3N, wherein R1 is (C5-C8)cycloalkyl, and wherein R2 and R3 are independently from each other H or alkyl, as well as to a synthetic boron-containing zeolite which is obtainable and/or obtained according to the inventive process as well as to its use.
Abstract translation:本发明涉及一种生产具有包含YO 2和B 2 O 3的MWW骨架结构的含硼沸石材料的方法,其中Y代表四价元素,其中所述方法包括(a)提供包含一种或多种来源的混合物 对于YO2,一种或多种B 2 O 3,一种或多种有机模板和晶种的来源,(b)使(a)中获得的混合物结晶以获得含硼MWW型沸石材料的层状前体,(c)煅烧 (b)中获得的用于获得具有MWW骨架结构的含硼沸石材料的层状前体,其中所述一种或多种有机模板具有式(I):R1R2R3N,其中R1是(C5-C8)环烷基,其中R2 和R3彼此独立地为H或烷基,以及可根据本发明方法获得和/或获得的合成含硼沸石以及其用途。
Abstract:
A method of dehydration of at least one compound (A) comprising, in the chain form, -at least one hydroxyl group and -at least one carbonyl functionality selected from the group consisting of aldehyde (CHO), ke- tone (CO) and carboxylic acid (COOH) and mixtures thereof,in the presence of at least one zeolite which is (a) obtainable from an organotemplate-free synthetic process and (b) isomorphously substituted comprising silicon, aluminum and at least one further metal wherein the at least one further metal is selected from the group consisting of the elements of Group 3 to 14 in Period 4 to 6and mixtures thereof.
Abstract:
Provided is a process for the production of a zeolitic material having a BEA-type framework structure comprising YO2 and X2O3. The process comprises the steps of (1) preparing a mixture comprising one or more sources for YO2, one or more sources for X2O3, and seed crystals comprising one or more zeolitic materials having a BEA-type framework structure; (2) crystallizing the mixture; and (3) subjecting the zeolitic material having a BEA-type framework structure to an ion-exchange procedure with Cu and/or Fe. Y is a tetravalent element, and X is a trivalent element. The mixture does not contain an organotemplate as structure-directing agent, and the total amount of Cu and/or Fe in the ion-exchanged material ranges from 0.1 to 25 wt.-% calculated as Fe2O3 and CuO. Also provided is a zeolitic material having a BEA-type framework structure, and a method for the treatment of NOx by selective catalytic reduction (SCR).
Abstract:
processo para o pós-tratamento de um material zeolítico, material zeolítico e uso do mesmo um processo para o pós-tratamento de um material zeolítico, o processo compreendendo (i) prover um material zeolítico, em que a estrutura framework do material zeolítico compreende yo2 e x203, em que y é um elemento tetravalente e x é um elemento trivalente; (ii) submeter o material zeolítico provido em (i) a um método compreendendo (a) tratar o material zeolítico com uma solução aquosa tendo um ph de no máximo 5, (b) tratar o material zeolítico obtido a partir de (a) com um sistema aquoso líquido tendo um ph na faixa de 5.5 a 8 e uma temperatura de pelo menos 75 °c; em que em (ii) e após (b), o material zeolítico é opcionalmente submetido a pelo menos um tratamento adicional de acordo com (a) e/ou pelo menos um tratamento adicional de acordo com (b).
Abstract:
Provided is a process for the production of a zeolitic material having a BEA-type framework structure comprising YO2 and X2O3. The process comprises the steps of (1) preparing a mixture comprising one or more sources for YO2, one or more sources for X2O3, and seed crystals comprising one or more zeolitic materials having a BEA-type framework structure; (2) crystallizing the mixture; and (3) subjecting the zeolitic material having a BEA-type framework structure to an ion-exchange procedure with Cu and/or Fe. Y is a tetravalent element, and X is a trivalent element. The mixture does not contain an organotemplate as structure-directing agent, and the total amount of Cu and/or Fe in the ion-exchanged material ranges from 0.1 to 25 wt.-% calculated as Fe2O3 and CuO. Also provided is a zeolitic material having a BEA-type framework structure, and a method for the treatment of NOx by selective catalytic reduction (SCR).
Abstract:
Procedimiento de recuperación de un compuesto orgánico al menos bidentado comprendido en un material estructural organometálico poroso, el material comprendiendo el compuesto orgánico al menos bidentado coordinado con al menos un ion metálico, el procedimiento comprendiendo las etapas de (a) tratar el material estructural organometálico con un líquido ácido o alcalino; (b) opcionalmente separar el residuo sólido; (c) aislar el compuesto orgánico al menos bidentado.
Abstract:
La invención se refiere a un método para fabricar una composición que contiene poliamida estabilizada, que contiene al menos 20 % en peso de poliamida, que comprende las siguientes etapas: - incorporar una estructura organometálica, que es una estructura organometálica a base de cobre que comprende iones metálicos, que son iones de cobre(ll), y un hidrocarburo aromático C6-C24, que se sustituye con al menos dos grupos carboxilato, en donde dos de al menos dos grupos carboxilato forman enlaces coordinativos a los iones metálicos, en una composición que contiene poliamida, que contiene al menos 20 % en peso de poliamida, para obtener una mezcla para moldeo, que contiene al menos 20 % en peso de poliamida; y - calentar la mezcla para moldeo obtenida, que comprende la composición que contiene poliamida y la estructura organometálica, a una temperatura entre 170 °C y 380 °C.
Abstract:
Un proceso para el postratamiento de un material zeolítico que tiene una estructura marco BEA que comprende (i) proporcionar un material zeolítico que tiene una estructura marco BEA, en donde la estructura marco del material zeolítico comprende X2O3 e YO2, en donde Y es un elemento tetravalente y X es un elemento trivalente y en donde la relación molar X2O3: YO2 es mayor que 0,02: 1; (ii) tratar el material zeolítico proporcionado en (i) con un sistema solvente líquido obteniendo así un material zeolítico con una relación molar X2O3 : YO2 de a lo sumo 0,02 1 y al menos separar parcialmente el material zeolítico del sistema solvente líquido; (iii) tratar el material zeolítico obtenido de (ii) con un sistema acuoso líquido que tiene un pH en el rango de 5,5 a 8 y una temperatura de al menos 75 °C.
Abstract:
A process for the post-treatment of a zeolitic material having a BEA framework structure, the process comprising (i) providing a zeolitic material having a BEA framework structure, wherein the framework structure of the zeolitic material comprises X2O3 and YO2, wherein Y is a tetravalent element and X is a trivalent element and wherein the molar ratio X2O3:YO2 is greater than 0.02:1; (ii) treating the zeolitic material provided in (i) with a liquid solvent system thereby obtaining a zeolitic material having a molar ratio X2O3:YO2 of at most 0.02:1, and at least partially separating the zeolitic material from the liquid solvent system; (iii) treating the zeolitic material obtained from (ii) with a liquid aqueous system having a pH in the range of 5.5 to 8 and a temperature of at least 75° C.