Abstract:
The present invention relates to a process for preparing a porous metal-organic framework comprising at least one at least bidentate organic compound coordinated to at least one metal ion, where the at least one metal ion is based on an aluminum ion and the at least one at least bidentate organic compound is based on fumaric acid, by reacting at least one aluminum compound with at least fumaric acid in an alkaline aqueous medium, optionally in the presence of at least one base, at a temperature in the range from 20°C to 100°C at an absolute pressure of not more than 2 bar for from 0.2 to 4 hours.
Abstract:
The present invention relates to a copper containing Levyne molecular sieve having a silica to alumina mole ratio less than 30 and a Cu:Al atomic ratio less than 0.45, wherein the Levyne molecular sieve retains at least 60 % of its surface area after exposure to a temperature of from about 750°C to about 950°C in the present of up to 10 volume percent water vapor for a time ranging from about 1 to about 48 hours.
Abstract:
The present invention relates to porous metallic frameworks comprising at least one at least bidentate organic compound coordinated to at least one metal ion, wherein the at least one at least bidentate organic compound is derived from 2,5-furandicarboxylic acid or 2,5-thiophenedicarboxylic acid. The present invention further relates to shaped bodies comprising these frameworks, processes for producing them and their use, in particular for the storage and separation of gases.
Abstract:
A process for the preparation of zeolites having CHA framework structure and a composition comprising the molar ratio (n Si02):X203, wherein X is a trivalent element, and wherein n is at least 10, the process comprising (i) preparation of an aqueous solution containing at least one source for X203, wherein X is selected from Al, B, Ga, and a mixture of two or more, and at least one source for Si02, at least one organic structure directing agent (SDA) other than Tetramethylammonium hydroxide (TMAOH), acting as a template for the CHA structure, and Tetramethylammonium hydroxide (TMAOH), wherein the SDA or mixtures thereof are employed in such amounts that the aqueous solution in (i) exhibits a molar ratio of SDA:TMAOH of 0.01 to 5; (ii) hydrothermal crystallization of the aqueous solution according to (i); wherein the aqueous solution of (i) contains copper in an amount less than 0.005 Cu:((n O2):X2O3) where n is in the range of 10 to 50.
Abstract:
The invention relates to a biodegradable material in the form of a foil or film, said material containing a polymer. The polymer contains at least one porous organometallic framework which contains at least one at least bidentate organic compound that is coordinatively bound to a metal ion. The invention also relates to packaging for foodstuffs containing a material of this type, to the use of said material for packaging foodstuffs and to the use of a porous organometal framework for absorbing ethene in foodstuff packaging.
Abstract:
The invention relates to the use of a porous organometallic framework material containing at least one first and optionally one second organic compound. At least the first organic compound at least coordinately binds, to at least one metal ion in an at least partial two-toothed manner. The at least one metal ion is Mg (II) and the first organic compound derives from formic acid and the second organic compound derives from acetic acid, for storing or separating methane. The invention also relates to a formiate and acetate-magesium based porous organometallic framework material and to the production thereof.
Abstract:
Die vorliegende Erfindung betrifft Verfahren zum absorptiven Aufnehmen von Flüssigkeiten, den Schritt enthaltend Inkontaktbringen der Flüssigkeit mit mindestens einem Sorbens enthaltend ein poröses metallorganisches Gerüstmaterial (MOF), wobei das Gerüstmaterial die Flüssigkeit aufnimmt und mindestens eine an mindestens ein Metallion koordinativ gebundene, mindestens zweizähnige organische Verbindung enthält.
Abstract:
The present invention relates to a method for separating a gas component from a gas mixture containing the gas component. The method comprises steps a) bringing the gas mixture into contact with at least one sorbent-containing porous metal organic framework material, wherein the framework material receives the gas component and contains at least one at least bidentate organic compound coordinatively bound to at least one metal ion, and b) desorption of the gas component, wherein the porous metal organic framework material is activated before step a) is performed.