Zeolite ITQ-10
AssigneesConsejo Superior de Investigaciones Cientificas, Universidad Politecnica de Valencia
InventorsMiguel Ángel Camblor Fernández, Maria Jose Diaz Cabañas
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Abstract
The present invention refers to a microporous rystalline material of zeolitic nature named ITQ-10, to the process of its preparation and to the use of ITQ-10 in processes of separation and transformation of organic compounds.
Claims20
A microporous crystalline material with an X-ray diffraction pattern concordant with that established in tables I and II for the material as synthesized and after calcination, respectively, and with a chemical composition in calcinated and anhydrous state which may be represented by the following empirical formula
- x(M1/nXO2):yYO2:SiO2
- wherein x has a value lower than 0.1 to zero;
- y has a value lower than 0.1 to zero;
- M is H+ or an inorganic cation of a charge +n;
- X is a chemical element with oxidation state +3 and Y is a chemical element with oxidation state +4 other than Si.
A method for synthesizing microporous crystalline materials, wherein a reaction mixture containing a source of SiO2, 1,4-diquinuclidinium butane R, a source of fluoride anions F, optionally a source of one or several tetravalent elements Y other than Si, optionally a source of one or several trivalent elements X and water is subjected to heating with or without agitation to a temperature between 80 and 200° C. until achieving crystallization, and wherein the reaction mixture has a composition in terms of molar oxide ratios, comprised between the ranges
- R(OH)2/SiO2=0.01-1.0
- F/SiO2=0.01-1.0
- X2O3/SiO2=0-0.05
- YO2/SiO2=0-0.1
- H2O/SiO2=1-100.
Dependencies are inferred from the claim text.