Preparation method of network polyaniline conducting active material

An active material, polyaniline technology, applied in the field of preparation of network-like polyaniline conductive active materials, can solve problems such as no literature reports, and achieve the effects of simple preparation process, uniform morphology and high specific surface area

Inactive Publication Date: 2014-12-17
GUILIN UNIVERSITY OF TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

This idea has not been reported in the literature

Method used

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  • Preparation method of network polyaniline conducting active material
  • Preparation method of network polyaniline conducting active material
  • Preparation method of network polyaniline conducting active material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] (1) Ultrasonic disperse 0.5 ml of aniline in a beaker filled with 50 mL of deionized water, and ultrasonically disperse for 1 hour to make the dispersion uniform, and obtain an ultrasonic dispersion of aniline.

[0020] (2) Take phytic acid and join in the aniline ultrasonic dispersion prepared in step (1), after ultrasonic dispersion for 1 hour, the obtained aniline-phytic acid mixed solution is then moved to the prepared aniline-phytic acid mixed solution flask, and place the flask in an ice-water bath to lower the temperature of the aniline-phytic acid mixture to 3°C; the molar ratio of the weighed phytic acid to the amount of aniline in step (1) is 2:1.

[0021] (3) take ammonium persulfate and 5mL concentration and be 1 mol / liter hydrochloric acid solution, join in the beaker that fills 50mL deionized water, mix well, make mixed solution; 1) The molar ratio of the aniline consumption is 1.

[0022] (4) Add the mixed solution prepared in step (3) dropwise to the an...

Embodiment 2

[0024] (1) Ultrasonic disperse 0.5 ml of aniline in a beaker filled with 50 mL of deionized water, and ultrasonically disperse for 1 hour to make the dispersion uniform, and obtain an ultrasonic dispersion of aniline.

[0025] (2) Take phytic acid and join in the aniline ultrasonic dispersion prepared in step (1), after ultrasonic dispersion for 1 hour, the obtained aniline-phytic acid mixed solution is then moved to the prepared aniline-phytic acid mixed solution flask, and place the flask in an ice-water bath to lower the temperature of the aniline-phytic acid mixture to 3°C; the molar ratio of the weighed phytic acid to the amount of aniline in step (1) is 1:1.

[0026] (3) take ammonium persulfate and 5mL concentration and be 1 mol / liter hydrochloric acid solution, join in the beaker that fills 50mL deionized water, mix well, make mixed solution; 1) The molar ratio of the aniline consumption is 1.

[0027] (4) Add the mixed solution prepared in step (3) dropwise to the an...

Embodiment 3

[0029] (1) Ultrasonic disperse 0.5 ml of aniline in a beaker filled with 50 mL of deionized water, and ultrasonically disperse for 1 hour to make the dispersion uniform, and obtain an ultrasonic dispersion of aniline.

[0030] (2) Take phytic acid and join in the aniline ultrasonic dispersion prepared in step (1), after ultrasonic dispersion for 1 hour, the obtained aniline-phytic acid mixed solution is then moved to the prepared aniline-phytic acid mixed solution flask, and place the flask in an ice-water bath to lower the temperature of the aniline-phytic acid mixture to 3°C; the molar ratio of the weighed phytic acid to the amount of aniline in step (1) is 1:2.

[0031] (3) take ammonium persulfate and 5mL concentration and be 1 mol / liter hydrochloric acid solution, join in the beaker that fills 50mL deionized water, mix well, make mixed solution; 1) The molar ratio of the aniline consumption is 1.

[0032] (4) Add the mixed solution prepared in step (3) dropwise to the an...

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Abstract

The invention discloses a preparation method of a network polyaniline conducting active material. The method comprises the following steps: dispersing 0.5mL of aniline in a beaker containing 50mL of deionized water by ultrasonic for 1 hour to obtain an aniline ultrasonic dispersion solution; weighing a certain amount of phytic acid, adding into the aniline ultrasonic dispersion solution, carrying out ultrasonic dispersion for 1 hour to obtain an aniline-phytic acid mixed solution, putting in an ice water bath, and cooling the aniline-phytic acid mixed solution to 0-5 DEG C; weighing ammonium persulfate and 5mL of 1mol / L hydrochloric acid solution, adding into a beaker containing 50mL of deionized water, and uniformly mixing to obtain a mixed solution; and dropwisely adding the mixed solution into the aniline-phytic acid mixed solution, carrying out polymerization reaction for 6 hours, carrying out vacuum filtration and washing with deionized water until the filtrate is neutral, putting the filter cake in a 50-DEG C vacuum drying oven, drying for 24 hours, grinding, and collecting to obtain the network polyaniline conducting active material.

Description

Technical field [0001] The present invention is a material preparation technology field, which specializes in the preparation method of a network -like polyiline conductive active material.This method uses the self -assembly nature of acid planting, and uses acidic acid as a polymerization activity site to prepare network -like polytanine conductive active materials with good electrochemical properties. Background technique [0002] Due to the simple synthesis, low cost, and high capacitance, the conductive activity polymer can effectively improve the electrochemical properties of energy storage devices, which has received strong attention from scientific researchers in the world.As a type of conductive active polymer, polyiline has a good chemical environmental stability, extremely fast oxidation reduction rate, and unique acid doping / dehydration mechanism, which has attracted great attention from scientific research staff. [0003] Polyiline with a network -like structure has a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08G73/02
Inventor 樊新杨哲伟
Owner GUILIN UNIVERSITY OF TECHNOLOGY
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