CN105097136A - Preparation method of activated carbon electrode - Google Patents
Preparation method of activated carbon electrode Download PDFInfo
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- CN105097136A CN105097136A CN201510555786.8A CN201510555786A CN105097136A CN 105097136 A CN105097136 A CN 105097136A CN 201510555786 A CN201510555786 A CN 201510555786A CN 105097136 A CN105097136 A CN 105097136A
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Abstract
The invention discloses a preparation method of an activated carbon electrode. The method comprises the following steps: (a) preparing a first solution from a binder and N-methyl pyrrolidone at the mass ratio of 1 to 30; (b) preparing a mixture from a conductive agent and activated carbon powder at the mass ratio of 3 to 20; (c) dissolving the mixture into the first solution until the mass ratio of the activated carbon powder to the conductive agent to the binder is 20 to 3 to 2, so as to prepare a sticky mixture; and (d) pressing the sticky mixture into a cylinder, and drying the sticky mixture in a drying oven to obtain the activated carbon electrode. The preparation method disclosed by the invention is easy to operate, low in preparation cost and relatively short in preparation cycle.
Description
Technical field
The present invention relates to the manufacture craft of electrode, be specifically related to the fabrication of activated carbon electrodes.
Background technology
On energy field, used heat can be converted into electric energy by Waste Heat Recovery, and to solution, energy problem has a very big significance.Traditional Waste Heat Recovery is based on Seebeck effect, uses thermoelectric material to realize power conversion.But it is low to utilize the method to realize the efficiency comparison of power conversion, and also higher to temperature requirement, cost compare is high.
Along with the development of nanometer technology, a kind of Waste Heat Recovery System (WHRS) that is efficient and low cost receives the attention of people.Liquid enters in the hole of nano material, there is unique solid-liquid coupling characteristic between liquid and nano material.Based on this characteristic, nano-porous materials can be realized efficient power conversion as electrode.Conventional nano-porous materials mainly contains active carbon, carbon nano-tube etc.Carbon nano-tube is as application of electrode in Waste Heat Recovery, and because the price of carbon nano-tube is relatively high, cost compare is high, manufacture craft more complicated.Use active carbon to do application of electrode in Waste Heat Recovery, active carbon powder low price, therefore cost of manufacture is lower.In addition, the surface area that active carbon is huge and complicated pore structure, can realize power conversion more efficiently.
Summary of the invention
In order to overcome above-mentioned prior art Problems existing, the object of the present invention is to provide a kind of preparation method of activated carbon electrodes, preparation method of the present invention is easy to operation, and cost of manufacture is low, and fabrication cycle is shorter; Activated carbon electrodes prepared by this preparation method can realize power conversion more efficiently.
In order to achieve the above object, the present invention adopts following technical scheme:
A preparation method for activated carbon electrodes, comprises the steps:
Step 1: binding agent and 1-METHYLPYRROLIDONE are prepared the first solution according to mass ratio 1:30, preparation ambient temperature is 70-110 DEG C;
Step 2: after conductive agent and active carbon powder fully being ground, be fully mixed to get mixture according to mass ratio 3:20;
Step 3: mixture step 2 prepared is dissolved in the first solution prepared by step 1, and the mass ratio making active carbon powder, conductive agent and binding agent is 20:3:2, prepares mixture of viscous form, and preparation ambient temperature is 45-75 DEG C;
Step 4: mixture of viscous form is pressed into cylindrical, and dry at drying box, namely obtain activated carbon electrodes.
Described binding agent is polyvinyl fluoride or Kynoar.
Described conductive agent is conductive black or acetylene black.
Baking temperature described in step 4 is 70-80 DEG C, and drying time is 12h.
Compared to the prior art comparatively, the present invention possesses following advantage: preparation method's flow process of the present invention is simple, only needs heating instrument and drying box in preparation process, is easy to operation.In addition, the price comparison due to active carbon is low.Whole preparation process only needs about 13h, and fabrication cycle is shorter.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail.
Embodiment one
The preparation method of a kind of activated carbon electrodes of the present embodiment, comprises the steps:
A () uses electronic scale according to mass ratio for 20:3:2 weighs active carbon powder, acetylene black and Kynoar 4g, 0.6g and 0.4g respectively.
B () measures the 1-METHYLPYRROLIDONE of 12ml with graduated cylinder, be fully dissolved in 1-METHYLPYRROLIDONE solution by Kynoar and obtain the first solution under the condition of 80 DEG C.
C acetylene black and active carbon powder fully mix by (), and fully grinding obtains mixture.
D mixture that (c) obtains by () is dissolved in the first solution under the condition of 50 DEG C, needs abundant stirring in course of dissolution, obtains thick mixture.
E thick mixture is pressed into cylindrical by (), be then placed on dry 12h in the drying box of 75 DEG C, obtain activated carbon electrodes after drying.
Embodiment two
A () uses electronic scale according to mass ratio for 20:3:2 weighs active carbon powder, conductive black and polyvinyl fluoride 4g, 0.6g and 0.4g respectively.
B () measures the 1-METHYLPYRROLIDONE of 12ml with graduated cylinder, be fully dissolved in 1-METHYLPYRROLIDONE solution by polyvinyl fluoride and obtain the first solution under the condition of 90 DEG C.
C conductive black and active carbon powder fully mix by (), and fully grinding obtains mixture.
D mixture that (c) obtains by () is dissolved in the first solution under the condition of 60 DEG C, needs abundant stirring in course of dissolution, obtains thick mixture.
E thick mixture is pressed into cylindrical by (), be then placed on dry 12h in the drying box of 70 DEG C, obtain activated carbon electrodes after drying.
Embodiment three
A () uses electronic scale according to mass ratio for 20:3:2 weighs active carbon powder, conductive black and Kynoar 4g, 0.6g and 0.4g respectively.
B () measures the 1-METHYLPYRROLIDONE of 12ml with graduated cylinder, be fully dissolved in 1-METHYLPYRROLIDONE solution by Kynoar and obtain the first solution under the condition of 95 DEG C.
C conductive black and active carbon powder fully mix by (), and fully grinding obtains mixture.
D mixture that (c) obtains by () is dissolved in the first solution under the condition of 65 DEG C, needs abundant stirring in course of dissolution, obtains thick mixture.
E thick mixture is pressed into cylindrical by (), be then placed on dry 12h in the drying box of 80 DEG C, obtain activated carbon electrodes after drying.
Claims (4)
1. a preparation method for activated carbon electrodes, is characterized in that: comprise the steps:
Step 1: binding agent and 1-METHYLPYRROLIDONE are prepared the first solution according to mass ratio 1:30, preparation ambient temperature is 70-110 DEG C;
Step 2: after conductive agent and active carbon powder fully being ground, be fully mixed to get mixture according to mass ratio 3:20;
Step 3: mixture step 2 prepared is dissolved in the first solution prepared by step 1, and the mass ratio making active carbon powder, conductive agent and binding agent is 20:3:2, prepares mixture of viscous form, and preparation ambient temperature is 45-75 DEG C;
Step 4: mixture of viscous form is pressed into cylindrical, and dry at drying box, namely obtain activated carbon electrodes.
2. the preparation method of a kind of activated carbon electrodes according to claim 1, is characterized in that: described binding agent is polyvinyl fluoride or Kynoar.
3. the preparation method of a kind of activated carbon electrodes according to claim 1, is characterized in that: described conductive agent is conductive black or acetylene black.
4. the preparation method of a kind of activated carbon electrodes according to claim 1, it is characterized in that: baking temperature described in step 4 is 70-80 DEG C, drying time is 12h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510555786.8A CN105097136A (en) | 2015-09-02 | 2015-09-02 | Preparation method of activated carbon electrode |
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| CN201510555786.8A CN105097136A (en) | 2015-09-02 | 2015-09-02 | Preparation method of activated carbon electrode |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101699589A (en) * | 2009-11-18 | 2010-04-28 | 凯迈嘉华（洛阳）新能源有限公司 | Method for preparing electrode slices for super capacitor |
| CN101811754A (en) * | 2010-05-17 | 2010-08-25 | 长沙理工大学 | Activated carbon washing-resisting electrode and preparation method and application thereof |
| CN102044345A (en) * | 2009-10-13 | 2011-05-04 | 上海空间电源研究所 | Preparation method of active carbon electrode for double electric layer capacitor |
| CN102074377A (en) * | 2011-01-11 | 2011-05-25 | 中国科学院过程工程研究所 | Active carbon/low-dimensional titanium oxide composite electrode material for super capacitor |
| WO2015041051A1 (en) * | 2013-09-20 | 2015-03-26 | アイオン株式会社 | Activated carbon for use in electrode of power-storage device, and method for producing same |
-
2015
- 2015-09-02 CN CN201510555786.8A patent/CN105097136A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102044345A (en) * | 2009-10-13 | 2011-05-04 | 上海空间电源研究所 | Preparation method of active carbon electrode for double electric layer capacitor |
| CN101699589A (en) * | 2009-11-18 | 2010-04-28 | 凯迈嘉华（洛阳）新能源有限公司 | Method for preparing electrode slices for super capacitor |
| CN101811754A (en) * | 2010-05-17 | 2010-08-25 | 长沙理工大学 | Activated carbon washing-resisting electrode and preparation method and application thereof |
| CN102074377A (en) * | 2011-01-11 | 2011-05-25 | 中国科学院过程工程研究所 | Active carbon/low-dimensional titanium oxide composite electrode material for super capacitor |
| WO2015041051A1 (en) * | 2013-09-20 | 2015-03-26 | アイオン株式会社 | Activated carbon for use in electrode of power-storage device, and method for producing same |
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Application publication date: 20151125 |