Method for producing metal-organic frameworks

US10696704B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10696704-B2
Application numberUS-201615760684-A
CountryUS
Kind codeB2
Filing dateSep 19, 2016
Priority dateSep 17, 2015
Publication dateJun 30, 2020
Grant dateJun 30, 2020

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

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The present invention relates to a method for the preparation of a metal-organic framework structure compound, the metal-organic framework structure compound being prepared such as well as the use of the metal-organic framework structure compound being prepared such as adsorbent.

First claim

Opening claim text (preview).

What is claimed is: 1. A method for the preparation of a metal-organic framework structure compound comprising the steps of: reacting at least one metal salt comprising a metal cation which is selected from the group consisting of the transition metals and Al as well as combinations thereof, with a linker compound, wherein the reaction is conducted at a pressure of less than 1.5 bar in aqueous solution, and wherein the linker compound is an isophthalate. 2. The method according to claim 1 , wherein the aqueous solution comprises less than 10% by volume of organic solvents. 3. The method according to claim 1 , wherein the reaction is conducted at a temperature of 80 to 120° C. 4. The method according to claim 1 , wherein the reaction is conducted over a period of time of 10 hours or less. 5. The method according to claim 1 , wherein the linker compounds are structures of the general Formula 2: wherein the groups R1 to R4 are independently from each other selected from hydrogen, hydroxyl, nitro, amino, methyl, ether and halogenide groups as well as combinations thereof. 6. The method according to claim 1 , wherein the metal salt is selected from the group consisting of iron and aluminum salts. 7. The method according to claim 1 , wherein to the aqueous solution a base is added. 8. The method according to claim 1 , wherein the reaction is conducted at the boiling point of the reaction medium.

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Classifications

  • being more than 1000 m2/g · CPC title

  • being in the range 500-1000 m2/g · CPC title

  • Preparation of metal complexes containing carboxylic acid moieties · CPC title

  • being less than 0.5 ml/g · CPC title

  • Coordination polymers, e.g. metal-organic frameworks [MOF], zeolitic imidazolate frameworks [ZIF] (preparation of metal complexes containing carboxylic acid moieties C07C51/418; MOF's per se C07F) · CPC title

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What does patent US10696704B2 cover?
The present invention relates to a method for the preparation of a metal-organic framework structure compound, the metal-organic framework structure compound being prepared such as well as the use of the metal-organic framework structure compound being prepared such as adsorbent.
Who is the assignee on this patent?
Univ Kiel Christian Albrechts, Fraunhofer Ges Forschung, Fraunhofer Ges Zur Forderrung Der Angewandten Forschung E V
What technology area does this patent fall under?
Primary CPC classification C07F15/025. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Jun 30 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 2 related publications on this page (citations in our corpus or others sharing the same primary CPC).