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Preparation method of carbon source for preparing carbon nanomaterials and carbon nanomaterials

A technology of carbon nanomaterials and carbon sources, applied in the direction of nanocarbon, nanotechnology, nanotechnology, etc., can solve the problems of high requirements for reaction equipment, high production costs, high synthesis temperature, etc., and achieve low requirements for reaction equipment, low production costs, The effect of low reaction temperature

Inactive Publication Date: 2013-04-24
ANHUI NORMAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The existing main methods for preparing carbon nanomaterials have the following disadvantages: 1. The synthesis temperature is high, the requirements for reaction equipment are high, and the production cost is high; 2. Most of them require catalysts

Method used

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  • Preparation method of carbon source for preparing carbon nanomaterials and carbon nanomaterials
  • Preparation method of carbon source for preparing carbon nanomaterials and carbon nanomaterials
  • Preparation method of carbon source for preparing carbon nanomaterials and carbon nanomaterials

Examples

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Effect test

Embodiment 1

[0030] A carbon source for preparing carbon nanomaterials, its components and volume ratio are: 1 part of N,N-dimethylformamide, 1 part of carbon tetrachloride;

[0031] A method for preparing carbon nanomaterials, comprising the steps of:

[0032] a. Pour 10ml of N,N-dimethylformamide into a beaker at room temperature, then add 10ml of carbon tetrachloride, and stir for 10min at room temperature to completely mix the two solutions;

[0033] b. Put the copper sheet in a beaker, add ethanol solution to completely soak the copper sheet in the copper sheet, ultrasonically wash it for 10 minutes, dry it in vacuum at low temperature, place it on a corundum boat and put it into a tube furnace after drying;

[0034] c, the solution prepared in step a is blown into the tube furnace by nitrogen with a flow rate of 0.2L / min, at 400 o Reaction at C for 1h;

[0035] d. After the reaction is completed, soak the copper sheet in distilled water for 1 hour, and finally 30 o C under vacuum....

Embodiment 2

[0040] A carbon source for preparing carbon nanomaterials, its components and volume ratio are: 1 part of N,N-dimethylformamide, 5 parts of carbon tetrachloride;

[0041] A method for preparing carbon nanomaterials, comprising the steps of:

[0042] a. Pour 10ml of N,N-dimethylformamide into a beaker at room temperature, then add 50ml of carbon tetrachloride, and stir for 10min at room temperature to completely mix the two solutions;

[0043] b. Place the clean and dry copper sheet on the corundum boat and put it into the tube furnace;

[0044] c. Blow the solution prepared in step a into the tube furnace with nitrogen at a flow rate of 0.5 L / min. at 500 o Reaction at C for 1h;

[0045] d. After the reaction is completed, soak the copper piece in distilled water for 1.5h, and finally 20 o C under vacuum.

[0046] The scanning electron micrographs of the prepared carbon nanomaterials are shown in image 3 .

[0047] The scanning electron microscope pictures show that the...

Embodiment 3

[0049] A carbon source for preparing carbon nanomaterials, its components and volume ratio are: 50 parts of N,N-dimethylformamide, 1 part of carbon tetrachloride;

[0050] A method for preparing carbon nanomaterials, comprising the steps of:

[0051] a. At room temperature, pour 50ml of N,N-dimethylformamide into a beaker, then add 1m of carbon tetrachloride, and stir for 15min at room temperature to completely mix the two solutions;

[0052] b. Place the clean and dry stainless steel sheet on the corundum boat and put it into the tube furnace;

[0053] c, the solution prepared in step a is blown into the tube furnace by nitrogen with a flow rate of 0.1L / min, at 600 o Reaction at C for 0.8h;

[0054] d. After the reaction is completed, soak the copper sheet in distilled water for 1 hour, and finally 60 o C under vacuum.

[0055] The scanning electron micrographs of the prepared carbon nanomaterials are shown in Figure 4 .

[0056] The scanning electron microscope pictur...

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Abstract

The invention discloses a preparation method of a carbon source for preparing carbon nanomaterials and the carbon nanomaterials. The carbon source comprises the ingredients by weight portion: 1-50 portions of N, N-dimethyl formamide and 1-50 portions of halomethane. The preparation method comprises the following steps: mixing the carbon source, heating the carbon source in a tube furnace or an autoclave, immersing with water, washing, dissolving impurities and drying. The carbon source has high applicability. The preparation method has the characteristics of easiness in obtaining products, lower reaction temperature, catalyst prevention, low requirement on reaction equipment, low production cost and the like.

Description

technical field [0001] The invention relates to the technical field of nanomaterials, and more specifically relates to a carbon source for preparing carbon nanomaterials and a method for preparing carbon nanomaterials. Background technique [0002] Carbon is a substance with excellent chemical stability. It is suitable for normal and ordinary environments and is almost chemically inert. Moreover, carbon is also the only element in the periodic table that has allotropes from zero-dimensional to three-dimensional. Its unique properties and Various forms have attracted extensive attention and research of scientists. The structure, dimension, shape, size and other factors of carbon nanomaterials have an important impact on their properties. Therefore, the regulated synthesis of carbon nanomaterials is an important part of the development of carbon nanotechnology, and it is also the basis for exploring the properties and applications of carbon nanomaterials. [0003] There are ...

Claims

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Application Information

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IPC IPC(8): C01B31/02B82Y30/00C01B32/15
Inventor 方臻樊钒汪晨燕
Owner ANHUI NORMAL UNIV