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Copolymerization type intrinsic conductive polymer and method for preparing same

An intrinsically conductive and polymer technology, applied in the field of intrinsically conductive polymers and their preparation, copolymerized intrinsically conductive polymers and their preparation, can solve the problems of complex preparation process, difficult processing, and oxidation resistance of products, etc. To achieve a promising effect

Inactive Publication Date: 2008-03-05
LIAOCHENG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Aiming at the deficiencies of the existing technology, in order to overcome the disadvantages of the prior art that the preparation process of the conductive polymer is complex and difficult to repeat, the product is not resistant to oxidation and is not easy to be further processed, the present invention provides a copolymerized intrinsically conductive polymer with a simple process. Preparation method of polymer, and copolymerized intrinsically conductive polymer with good conductivity obtained by the method and its application as solar cell material

Method used

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  • Copolymerization type intrinsic conductive polymer and method for preparing same
  • Copolymerization type intrinsic conductive polymer and method for preparing same
  • Copolymerization type intrinsic conductive polymer and method for preparing same

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] Embodiment 1: use bismuth reagent I and methyl methacrylate copolymerization

[0026] Put bismuth reagent I (Shanghai Zhixin Chemical Co., Ltd.) and methyl methacrylate in equimolar proportions into a reactor with a constant temperature device filled with ethanol. The volume of ethanol is the volume of bismuth reagent I and methyl methacrylate. Keep the temperature at 20°C, stir to fully dissolve, then add ferric chloride solution dissolved in ethanol, add concentrated sulfuric acid dropwise while stirring, keep the total acidity of the reaction mixture at 0≤pH≤1, 30 minutes Finally, the reaction mixture was suction-filtered with a Buchner funnel, washed three times with ethanol, and dried under vacuum at 45° C. to obtain a light yellow solid powder, which is a copolymerized intrinsically conductive polymer.

[0027] In the above-mentioned reaction, the amount of bismuth reagent I and methyl methacrylate accounts for 9% of the total moles of the reactants, the amount of...

Embodiment 2

[0029] Embodiment 2: use bismuth reagent I and ethyl methacrylate copolymerization

[0030] Put bismuth reagent II (Shanghai Zhixin Chemical Co., Ltd.) and ethyl methacrylate in equimolar proportions into a reactor with a constant temperature device filled with ethanol. The volume of ethanol is the volume of bismuth reagent II and ethyl methacrylate. Keep the temperature at 25°C, stir to fully dissolve, then add ferric chloride solution dissolved in ethanol, add concentrated sulfuric acid dropwise while stirring, keep the total acidity of the reaction mixture at 0≤pH≤1, 60 minutes Finally, the reaction mixture was sucked out with a Buchner funnel, washed 5 times with ethanol, and vacuum-dried at 50° C. to obtain a light yellow solid powder, which is a copolymerized intrinsically conductive polymer.

[0031] In the above-mentioned reaction, the amount of bismuth reagent II and ethyl methacrylate accounts for 10% of the total moles of the reactants, the amount of ferric chloride...

Embodiment 3

[0033] Embodiment 3: use bismuth reagent I and bismuth reagent II and ethyl methoxyacrylate copolymerization

[0034]Put bismuth reagent I, bismuth reagent II (Shanghai Zhixin Chemical Co., Ltd.), methyl methoxyacrylate into a reactor with a constant temperature device filled with ether in a molar ratio of 1:5:1, and the volume of ether is Bismuth reagent I, bismuth reagent II and methyl methacrylate mixture are 3 times the total volume, keep the temperature at 30°C, stir to make it fully dissolved, then add ferric chloride solution dissolved in ethanol, and add concentrated Sulfuric acid to keep the total acidity of the reaction mixture at pH = 1. After 50 minutes, filter the reaction mixture with a Buchner funnel, wash it with ethanol three times, and dry it in vacuum at 55°C to obtain a light yellow solid powder, which is the copolymerization type Intrinsically conducting polymers.

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Abstract

The present invention discloses one kind of intrinsic conductive copolymer and its preparation process. The intrinsic conductive copolymer is soluble in organic solvent, and has intrinsic conductivity higher than 1000 S / cm, decomposition temperature over 150 deg.c. It may be made into flexible film, and its conductivity may be maintained without change in 12 months when it is set in air at normal temperature. Its preparation process is simple and low in cost. It is used in solar cell.

Description

technical field [0001] The invention relates to an intrinsically conductive polymer and its preparation method and application, in particular to a copolymerized intrinsically conductive polymer and its preparation method and its application as a solar cell material, belonging to the technical field of antistatic conductive materials. Background technique [0002] Conductive Polymers (Conducting Polymers; Conductive Polymers) was first reported in Chem. 3 S / cm, representative conductive polymers include polyaniline, polypyrrole, polythiophene, polyparaphenylene vinylene, polyparaphenylene, etc. Subsequent research work mainly focused on the doping of intrinsically conductive polymers to improve the conductivity of polymers; the outstanding advantages of conductive polymers are that they have both the electrical and optical properties of metals and inorganic semiconductors, and the It has the flexibility, processability, and electrochemical redox activity of organic polymers,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08F220/14C08F2/44C08J5/18H01L31/04C08K3/08H01L51/46
CPCY02E10/50Y02E10/549Y02P70/50
Inventor 魏新庭王勇
Owner LIAOCHENG UNIV