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Magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material and preparation method thereof

A technology of organic framework and single crystal material, which is applied in the field of magnesium-doped metal-organic framework single crystal material and its preparation, can solve the problems of no report on the preparation method of single crystal material, and achieve easy operation, high product purity and reliable process strong control effect

Active Publication Date: 2015-07-22
JIANGSU JUJIE ELECTROMECHANICAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Currently, a Mg-doped [(CH 3 ) 2 NH 2 ]Mn(HCOO) 3 Single crystal materials and their preparation methods have not been reported

Method used

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  • Magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material and preparation method thereof
  • Magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material and preparation method thereof
  • Magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] Weigh 2.5 mmol of magnesium chloride and manganese chloride according to the molar ratio of 1:1, dissolve them in 15 mL of distilled water with 15 mL of N,N-dimethylformamide (DMF), stir to fully dissolve; DMF and distilled water The volume ratio is 1:1. This mixed solution is packed in the reactor, and it is heated to 140 ℃ to react after sealing, and is incubated 60 hours, then naturally cools to room temperature. Take out the saturated clear liquid after reaction with a pipette and put it into the beaker cleaned in step (1), and then put the beaker into a constant temperature and humidity chamber; set a 30-stage cooling curve, and the temperature range is 28-22° C, the temperature difference of each section is 0.5°C, and the temperature interval of each section is kept warm for 2.5 hours, and the humidity is 50%. The crystal particles at the bottom of the beaker were washed 3 times with absolute ethanol, and dried under vacuum at 60° C. for 10 minutes to obtain colo...

Embodiment 2

[0028] As in Example 1, weigh 2.5 mmol of magnesium chloride and manganese chloride according to the molar ratio of 1:1, dissolve them in 15 mL of distilled water with 15 mL of N,N-dimethylformamide (DMF), stir to fully dissolve ; The volume ratio of DMF to distilled water is 1:1. This mixed solution is packed in the reactor, and it is heated to 140 ℃ to react after sealing, and is incubated 65 hours, then naturally cools to room temperature. Take out the saturated clear liquid after reaction with a pipette and put it into the beaker cleaned in step (1), and then put the beaker into a constant temperature and humidity chamber; set a 30-stage cooling curve, and the temperature range is 28-22° C, the temperature difference of each section is 0.5°C, and the temperature interval of each section is kept warm for 3 hours, and the humidity is 45%. The crystal particles at the bottom of the beaker were washed 3 times with absolute ethanol, and dried under vacuum at 60° C. for 10 minu...

Embodiment 3

[0030] As in Example 1, weigh 2.5 mmol of magnesium chloride and manganese chloride according to the molar ratio of 1:1, dissolve them in 15 mL of distilled water with 15 mL of N,N-dimethylformamide (DMF), stir to fully dissolve ; The volume ratio of DMF to distilled water is 1:1. This mixed solution is packed in the reactor, and it is heated to 135 ℃ to react after sealing, and is incubated 65 hours, then naturally cools to room temperature. Take out the saturated clear liquid after reaction with a pipette and put it into the beaker cleaned in step (1), and then put the beaker into a constant temperature and humidity chamber; set a 30-stage cooling curve, and the temperature range is 28-22° C, the temperature difference of each section is 0.5°C, and the temperature interval of each section is kept warm for 2.5 hours, and the humidity is 45%. The crystal particles at the bottom of the beaker were washed 3 times with absolute ethanol, and dried under vacuum at 60° C. for 10 mi...

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Abstract

The invention discloses a magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material and a preparation method thereof. The magnesium doped metal-organic framework DMMg0.5Mn0.5F single crystal material is composed of DMMg0.5Mn0.5F single crystals with a size of 1.5*1.5*1.5-2.0*2.0*2.0mm<3>, and the mole percentage of magnesium ions to manganese ions in the compound is 1:1. The used reagents are commercial products and have no need for tedious preparation, hydrothermal method and liquid phase method are combined to obtain the novel metal-organic framework single crystal material and larger size signal crystals, the process has strong controllability and is easy to operate, and the prepared product has high purity. The magnesium doped DMMnF single crystal material obtained in the invention is expected to be widely used in novel metal-organic framework semiconductors, information storage and optical devices.

Description

technical field [0001] The present invention relates to a magnesium-doped metal-organic framework single crystal material and a preparation method thereof, in particular to a Mg-doped [(CH 3 ) 2 NH 2 ]Mn(HCOO) 3 Single crystal material (abbreviated as DMMg 0.5 mn 0.5 F, DM is [(CH 3 ) 2 NH 2 ] +1 , F is [(HCOO) 3 ] -3 ) and its preparation method. technical background [0002] Metal-Organic Frameworks (MOFs) materials have attracted widespread attention due to their potential applications in catalysis, hydrogen storage, and optical components, and are currently a hot spot in the field of new functional materials research. Due to the advantages of flexible preparation, flexible framework, easy tailoring, and easy formation of highly anisotropic and low lattice symmetry structures, people have tried to combine ferroelectric organic compounds with magnetic transition metal ions in recent years to design Novel multiferroic materials based on metal-organic hybrids. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C07F19/00C07F13/00
Inventor 徐煌王顺利李培刚吴小平沈静琴
Owner JIANGSU JUJIE ELECTROMECHANICAL CO LTD
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