摘要:
The present invention relates to a process for the preparation of a zeolitic material having a BEA framework structure comprising the steps of: (i) providing one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and X2O3, wherein Y is a tetravalent element, and X is a trivalent element; (ii) subjecting the one or more zeolitic materials provided in step (i) to a procedure for removing at least a portion of X, preferably tetrahedrally coordinated X, from the BEA framework structure; wherein the Y:X molar ratios of the one or more zeolitic materials provided in step (i) are respectively comprised in the range of from 1 to 50.
摘要翻译:本发明涉及一种制备具有BEA骨架结构的沸石材料的方法,包括以下步骤:(i)提供一种或多种具有BEA骨架结构的沸石材料,其中BEA骨架结构包含YO 2和X 2 O 3,其中 Y是四价元素,X是三价元素; (ii)使步骤(i)中提供的一种或多种沸石材料从BEA骨架结构中除去至少一部分X,优选四面体配位的X的步骤; 其中步骤(i)中提供的一种或多种沸石材料的Y:X摩尔比分别在1至50的范围内。
摘要:
The present invention relates to a process for the alkylation of an organic compound comprising: (a) providing a catalyst comprising one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and optionally comprises X2O3, wherein Y is a tetravalent element, and X is a trivalent element, (b) contacting the catalyst with one or more alkylatable organic compounds in the presence of one or more alkylating agents in one or more reactors for obtaining one or more alkylated organic compounds, wherein the one or more zeolitic materials is obtainable from a synthetic process which does not employ an organotemplate as structure directing agent.
摘要翻译:本发明涉及一种有机化合物的烷基化方法,包括:(a)提供包含一种或多种具有BEA骨架结构的沸石材料的催化剂,其中所述BEA骨架结构包含YO 2并且任选地包含X 2 O 3,其中Y是 四价元素,X是三价元素,(b)在一个或多个烷基化剂存在下,在一个或多个烷基化剂存在下使催化剂与一种或多种可烷基化的有机化合物接触,以获得一种或多种烷基化有机化合物,其中所述一种或多种烷基化有机化合物, 更多的沸石材料可以从不使用有机模板作为结构导向剂的合成方法获得。
摘要:
The present invention relates to a process for the preparation of an isomorphously substituted RUB-36 silicate comprising (1) providing a mixture containing silica, preferably amorphous silica, and/or at least one silica precursor, water, at least one suitable structure directing agent, (2) heating the mixture obtained according to (1) under hydrothermal conditions to give a suspension containing an RUB-36 silicate, (3) separating the RUB-36 silicate, wherein (a) either the mixture according to (1) contains at least one element suitable for isomorphous substitution and/or (b) the separated RUB-36 silicate according to (3) is subjected to isomorphous substitution.
摘要:
The present invention relates to a process for the preparation of a zeolitic material having a BEA framework structure comprising the steps of: (i) providing one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and X2O3, wherein Y is a tetravalent element, and X is a trivalent element; (ii) subjecting the one or more zeolitic materials provided in step (i) to a procedure for removing at least a portion of X, preferably tetrahedrally coordinated X, from the BEA framework structure; wherein the Y:X molar ratios of the one or more zeolitic materials provided in step (i) are respectively comprised in the range of from 1 to 50.
摘要翻译:本发明涉及一种制备具有BEA骨架结构的沸石材料的方法,包括以下步骤:(i)提供一种或多种具有BEA骨架结构的沸石材料,其中BEA骨架结构包含YO 2和X 2 O 3,其中 Y是四价元素,X是三价元素; (ii)使步骤(i)中提供的一种或多种沸石材料从BEA骨架结构中除去至少一部分X,优选四面体配位的X的步骤; 其中步骤(i)中提供的一种或多种沸石材料的Y:X摩尔比分别在1至50的范围内。
摘要:
The present invention relates to a pillared silicate compound comprising a layered silicate structure, and bridging metal atoms located between adjacent silicate layers of the silicate structure, wherein said bridging metal atoms form at least one covalent bond to each of the adjacent silicate layers, as well as a process for the preparation of a pillared silicate compound, and further includes a pillared silicate compound obtainable and or obtained according to said process, as well as a method of catalyzing a chemical reaction comprising the step of contacting one or more chemical compounds with the any of the aforementioned pillared silicate compounds.
摘要:
The present invention relates to a process for the preparation of a silicate compound, comprising (1) providing at least one layered silicate; and (2) mixing said layered silicate with water and at least one silicon containing compound according to formula R4-mSi[—(SiR2)n—R]m wherein at least one residue R is a leaving group and none of the residues R contains Si; m is 0, 1, 2, 3, or 4; and n is an integer greater than or equal to 0.
摘要:
The present invention relates to an organotemplate-free synthetic process for the production of a zeolitic material comprising YO2 and X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising seed crystals, one or more sources for YO2, one or more sources for X2O3, and one or more solvents; (2) crystallizing the mixture obtained in step (1) to obtain a zeolitic material comprising YO2 and X2O3 as a crystallization product; wherein Y is a tetravalent element, and X is a trivalent element, and wherein at least a portion of the mother liquor obtained in step (2) is recycled to step (1) as a source for YO2, optionally after concentration of the mother liquor.
摘要翻译:本发明涉及一种用于生产包含YO 2和X 2 O 3的沸石材料的无有机模板合成方法,其中所述方法包括以下步骤:(1)制备包含晶种的混合物,一种或多种YO2源,一种或多种 X2O3和一种或多种溶剂的来源; (2)使步骤(1)中获得的混合物结晶,得到包含YO 2和X 2 O 3作为结晶产物的沸石材料; 其中Y是四价元素,X是三价元素,并且其中步骤(2)中获得的至少一部分母液作为YO2源再循环到步骤(1),任选地在母液浓缩之后 。
摘要:
Described is an organotemplate-free synthetic process for the production of a zeolitic material having an LEV-type framework structure comprising YO2 and optionally comprising X2O3, wherein said process comprises:(1) preparing a mixture comprising seed crystals and one or more sources for YO2; and(2) crystallizing the mixture obtained in step (1);wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises one or more alkali metals M, and wherein the seed crystals comprise zeolitic material having an LEV-type framework structure. Also described is a zeolitic material having an LEV-type framework structure obtainable by said process, as well as an organotemplate-free zeolitic material having an LEV-type framework structure comprising YO2 and optionally comprising X2O3, wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises one or more alkali metals M, wherein said zeolitic material is non-calcined.
摘要翻译:描述了一种用于生产具有包含YO 2和任选地包含X 2 O 3的LEV型骨架结构的沸石材料的合成方法,其中所述方法包括:(1)制备包含晶种和一种或多种YO2源的混合物 ; 和(2)使步骤(1)中获得的混合物结晶; 其中Y是四价元素,X是三价元素,其中所述沸石材料任选地包含一种或多种碱金属M,并且其中所述晶种包含具有LEV型框架结构的沸石材料。 还描述了具有通过所述方法可获得的LEV型骨架结构的沸石材料,以及具有无机无模板的沸石材料,其具有包含YO 2和任选地包含X 2 O 3的LEV型骨架结构,其中Y是四价元素,X 是三价元素,其中沸石材料任选地包含一种或多种碱金属M,其中所述沸石材料是未煅烧的。
摘要:
The present invention relates to an organotemplate-free synthetic process for the production of a zeolitic material comprising YO2 and X2O3, wherein said process comprises the steps of (1) preparing a mixture comprising seed crystals, one or more sources for YO2, one or more sources for X2O3, and one or more solvents; (2) crystallizing the mixture obtained in step (1) to obtain a zeolitic material comprising YO2 and X2O3 as a crystallization product; wherein Y is a tetravalent element, and X is a trivalent element, andwherein at least a portion of the mother liquor obtained in step (2) is recycled to step (1) as a source for YO2, optionally after concentration of the mother liquor.
摘要翻译:本发明涉及一种用于生产包含YO 2和X 2 O 3的沸石材料的无有机模板合成方法,其中所述方法包括以下步骤:(1)制备包含晶种的混合物,一种或多种YO2源,一种或多种 X2O3和一种或多种溶剂的来源; (2)使步骤(1)中获得的混合物结晶,得到包含YO 2和X 2 O 3作为结晶产物的沸石材料; 其中Y是四价元素,X是三价元素,并且其中步骤(2)中获得的至少一部分母液作为YO2源再循环到步骤(1),任选地在母液浓缩之后 。
摘要:
Described is an organotemplate-free synthetic process for the production of a zeolitic material having an LEV-type framework structure comprising YO2 and optionally comprising X2O3, wherein said process comprises:(1) preparing a mixture comprising seed crystals and one or more sources for YO2; and (2) crystallizing the mixture obtained in step (1); wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises one or more alkali metals M, and wherein the seed crystals comprise zeolitic material having an LEV-type framework structure. Also described is a zeolitic material having an LEV-type framework structure obtainable by said process, as well as an organotemplate-free zeolitic material having an LEV-type framework structure comprising YO2 and optionally comprising X2O3, wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises one or more alkali metals M, wherein said zeolitic material is non-calcined.
摘要翻译:描述了一种用于生产具有包含YO 2和任选地包含X 2 O 3的LEV型骨架结构的沸石材料的合成方法,其中所述方法包括:(1)制备包含晶种和一种或多种YO2源的混合物 ; 和(2)使步骤(1)中获得的混合物结晶; 其中Y是四价元素,X是三价元素,其中所述沸石材料任选地包含一种或多种碱金属M,并且其中所述晶种包含具有LEV型框架结构的沸石材料。 还描述了具有通过所述方法可获得的LEV型骨架结构的沸石材料,以及具有无机无模板的沸石材料,其具有包含YO 2和任选地包含X 2 O 3的LEV型骨架结构,其中Y是四价元素,X 是三价元素,其中沸石材料任选地包含一种或多种碱金属M,其中所述沸石材料是未煅烧的。