CN101719534A - Preparing method of organic thin film solar cell - Google Patents
Preparing method of organic thin film solar cell Download PDFInfo
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- CN101719534A CN101719534A CN200910218942A CN200910218942A CN101719534A CN 101719534 A CN101719534 A CN 101719534A CN 200910218942 A CN200910218942 A CN 200910218942A CN 200910218942 A CN200910218942 A CN 200910218942A CN 101719534 A CN101719534 A CN 101719534A
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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- Y02E10/549—Organic PV cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention provides a method for preparing an organic thin film solar cell by a full-automatic roll-to-roll coating machine, comprising the following steps of: selecting transparent plastics plated with electrodes; rolling a whole roll of the transparent plastics and putting on a unrolling device of the full-automatic roll-to-roll coating machine; drawing out the free end of the transparent plastic roll to sequentially pass through a printing room, a laminating area and a drying area of the full-automatic roll-to-roll coating machine and tightening into a rolling device; and injecting mixed ink special for the solar cell into a work table inside the printing room, and staring the coating machine to operate synchronously, wherein the special ink is printed on the electrodes of the transparent plastics, and the printed transparent plastic roll passes through the laminating area and the drying area to be dried and then enter the rolling device to be rolled so as to complete the printing of one layer. Compared with the traditional preparation method, the invention has high controllability, good repeatability and fast speed and enhances the finished product ratio.
Description
Technical field:
The present invention relates to technical field of solar batteries, exactly relate to a kind of preparation method of organic thin film solar cell.
Background technology:
Present solar-energy photo-voltaic cell technology mainly is based on the photovoltaic cells such as monocrystalline silicon, polysilicon and amorphous silicon of Si semiconductor, though technology is comparatively ripe, energy consumption is big, production cost remains high but silicon materials are made, thereby promotion and application on a large scale, especially in developing country.Therefore, people just begin to seek solar cell material and the technology more cheap and economical with Development of New Generation.
At present, organic thin film solar cell is supposed to as following low-cost solar battery because they compare with the compound semiconductor solar cell with traditional silicon can be easier and with lower equipment cost manufacturing.Compare with inorganic semiconductor, this class organic semiconducting materials has characteristics such as cost is low, the absorbing light spectrum width, and manufacturing process is simple, can be made into the few film of feed consumption by several different methods such as vacuum thermal evaporation, rotation coating and spray films.Therefore, can produce large tracts of land, low cost, frivolous, the organic thin film solar cell that can curl and be convenient for carrying and develop many-sided purposes.But the shortcoming that the manufacture method of existing organic thin film solar cell exists poor controllability, poor repeatability and can not make complex pattern.
Summary of the invention:
In order to solve the shortcoming that exists in the present organic thin film solar cell manufacture method, the invention provides the method that a kind of volume to volume (roll-to-roll) typography prepares organic thin film solar cell.
The objective of the invention is to be achieved through the following technical solutions:
A kind of preparation method of organic thin film solar cell comprises following operation;
1) selection is coated with the transparent plastic of electrode, and whole volume transparent plastic is provided on the unwinding device of coating machine;
2) free end of extraction transparent plastic volume passes through printing office, laminated area and the baking zone of coating machine successively, tightens up in wrap-up;
3) with on the workbench in the solar cell special ink injection printing office that modulates, open coating machine synchronous operation, special ink is printed on the electrode of transparent plastic, enter wrap-up after transparent plastic volume process laminated area after the printing and the baking zone drying and carry out rolling, promptly finished the printing of one deck;
4) change different special ink according to every layer of different characteristic, repeat the printing that above-mentioned 1,2,3 steps are finished organic thin film solar cell intermediate layer and electrode.
A priority scheme of the present invention is, choose the plastics PET that is coated with 150 nano-ITO thin film positive poles, on described anode, be 30 nanometers poly-[3 with the volume to volume print thickness, 4-enedioxy thiophene]: the hole transmission layer of poly-(styrene sulfonate) layer form, the volume to volume print thickness is the power supply sublayer of poly-[the 3-hexyl thiophene] of 25 nanometers on hole transmission layer, on the power supply sublayer volume to volume print thickness be 25 nanometers fullerene be subjected to electronic shell, the volume to volume print thickness is the electron transfer layer of 5 nanometer bathocuproine forms on the electronic shell being subjected to, print thickness is the Ag membrane electrode of 100 nanometers on electron transfer layer at last, obtains organic thin film solar cell.
The present invention compares the beneficial effect that has with existing preparation method, and controllability height, good reproducibility, speed be fast, improved rate of finished products; Characteristics with the solar cell that can make complex pattern; Save manpower, increase economic efficiency.
Description of drawings:
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the work structuring figure of the full-automatic volume to volume coating machine of embodiment of the invention utilization;
Fig. 2 is the schematic cross-section of the organic solar batteries of the embodiment of the invention 1;
Fig. 3 is the schematic cross-section of the organic solar batteries of the embodiment of the invention 2.
Among the figure: 1, unwinding device; 2 full-automatic volume to volume application chamber; 3, laminated area; 4, hot-air seasoning district; 5, wrap-up; 6, transparent substrates; 7, anode; 8, hole transmission layer; 9, power supply sublayer; 10, be subjected to electronic shell; 1i, electron transfer layer; 12, negative electrode.
Embodiment:
As shown in Figure 1, the invention provides a kind of method of utilizing full-automatic volume to volume coating machine to make organic thin film solar cell, 1) select to be coated with the transparent plastic of electrode, whole volume transparent plastic is provided on the unwinding device 1 of coating machine; 2) free end of extraction transparent plastic volume passes through printing office 2, laminated area 3 and the baking zone 4 of coating machine successively, tightens up in 5 li of wrap-ups; 3) with on the workbench in the solar cell special ink injection printing office 2 that modulates, open coating machine synchronous operation, special ink is printed on the electrode of transparent plastic, enter wrap-up 5 after transparent plastic volume process laminated area 3 after the printing and baking zone 4 dryings and carry out rolling, promptly finished the printing of one deck; 4) change different special ink according to every layer of different characteristic, repeat the printing that above-mentioned 1,2,3 steps are finished organic thin film solar cell intermediate layer (comprise hole transmission layer, power supply sublayer, be subjected to electronic shell, electron transfer layer) and electrode.
Provide organic thin film solar cell of the present invention and preparation method to be elaborated based on its preferred embodiment below.
In the present invention, the sub-organic semiconductor thin-film 9 of powering is formed by the p-type molecule organic semiconductor of 3-alkylthrophene (P3AT) polymerization.Wherein, the molecular formula of 3-alkylthrophene (P3AT) as the formula (1).In formula (1), n selection 1 or bigger integer although the upper limit of n is not particularly limited, are considered practicality, and n is preferably 12 or littler.At this, we select the 3-hexyl thiophene polymerization of n=5 to obtain P3HT, and structural formula as the formula (2).Because the 3-hexyl thiophene is easy to generate multiple polymeric species in the high temperature polymerization process again, the high more photoelectric properties of hexyl direction regularity are good more.
Can form by n-type molecule organic semiconductor by electronic shell 10.Fullerene or fullerene compound can be used as n-type molecule organic semiconductor.Fullerene exists with C60, C70 or C82 etc. according to its carbon number, is bonded to the compound on the carbon atom of C60, C70 or other forms of fullerene and fullerene compound is meant substituting group wherein.Following fullerene or fullerene compound are commonly referred to as fullerene.
Embodiment 1:
As shown in Figure 2, anode 7, hole transmission layer 8, power supply sublayer 9, be stacked in succession on the transparent substrates 6 by electronic shell 10, electron transfer layer 11 and negative electrode 12; Anode 7 is the transparency electrodes with optical transparence, and negative electrode 12 is metal electrodes.
Concrete preparation method: the film thickness with volume to volume silk-screen 30 nanometers on the anode 7 that forms on the plastics PET substrate 6 forms PEDOT:PSS layer (poly-[3,4-enedioxy thiophene]): poly-(styrene sulfonate)) hole transmission layer 8 of form, wherein anode 7 is ito thin film electrodes of 150 nanometers on the PET substrate 6.Volume to volume coating and printing film thickness is the power supply sublayer 9 of poly-[the 3-hexyl thiophene] of 25 nanometers on hole transmission layer 8.On power supply sublayer 9 volume to volume coating and printing film thickness be 25 nanometers fullerene be subjected to electronic shell 10.Subsequently, be subjected to volume to volume silk-screen on the electronic shell 10 to form the electron transfer layer 11 of bathocuproine (BCP) form of about 5 nano film thickness, at last form the Ag membrane electrode 12 that thickness is 100 nanometers thereon, finally obtain the organic thin film solar cell of embodiment 1.
As shown in Figure 3, except power supply sublayer 9 be subjected to electronic shell 10 and embodiment 1 different, the technology manufacture method of other layer is identical with embodiment 1.Power supply sublayer 9 is that the volume to volume coating and printing gathers [3-hexyl thiophene] and fullerene mixed ink simultaneously with being subjected to electronic shell 10 among the embodiment 2, brush out the power supply sublayer 9 and the mixed layer that is subjected to electronic shell 10 of 50 nano film thickness, this just obtains the organic thin film solar cell of embodiment 2.
Claims (3)
1. the preparation method of organic thin film solar cell is characterized in that, comprises following operation:
1) selection is coated with the transparent plastic of electrode, and whole volume transparent plastic is provided on the unwinding device of coating machine;
2) free end of extraction transparent plastic volume passes through printing office, laminated area and the baking zone of coating machine successively, tightens up in wrap-up;
3) with on the workbench in the solar cell special ink injection printing office that modulates, open coating machine synchronous operation, special ink is printed on the electrode of transparent plastic, enter wrap-up after transparent plastic volume process laminated area after the printing and the baking zone drying and carry out rolling, promptly finished the printing of one deck;
4) change different special ink according to every layer of different characteristic, repeat above-mentioned 1), 2), 3) step finishes the printing of organic thin film solar cell intermediate layer and electrode.
2. the preparation method of organic thin film solar cell according to claim 1, it is characterized in that: described coating machine is full-automatic volume to volume coating machine.
3. the preparation method of organic thin film solar cell according to claim 1, it is characterized in that: choose the plastics PET that is coated with 150 nano-ITO thin film positive poles, on described anode, be 30 nanometers poly-[3 with the volume to volume print thickness, 4-enedioxy thiophene]: the hole transmission layer of poly-(styrene sulfonate) layer form, the volume to volume print thickness is the power supply sublayer of poly-[the 3-hexyl thiophene] of 25 nanometers on hole transmission layer, on the power supply sublayer volume to volume print thickness be 25 nanometers fullerene be subjected to electronic shell, the volume to volume print thickness is the electron transfer layer of 5 nanometer bathocuproine forms on the electronic shell being subjected to, print thickness is the Ag membrane electrode of 100 nanometers on electron transfer layer at last, obtains organic thin film solar cell.
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| CN2009102189426A CN101719534B (en) | 2009-11-13 | 2009-11-13 | Preparing method of organic thin film solar cell |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437287A (en) * | 2011-12-08 | 2012-05-02 | 南昌大学 | Method for preparing flexible-substrate organic thin film solar cell by using ultraviolet light and active layer crosslinking method |
| CN102522507A (en) * | 2011-12-08 | 2012-06-27 | 南昌大学 | Method for preparing flexible substrate organic thin film solar cell by adopting thin film induction active layer orientation method |
| CN103078060A (en) * | 2013-01-25 | 2013-05-01 | 河北大学 | Production method for large-area organic polymer solar cell |
| CN103222032A (en) * | 2010-10-05 | 2013-07-24 | 联邦科学和工业研究组织 | Sintered device |
| CN103402327A (en) * | 2013-08-07 | 2013-11-20 | 苏州扬清芯片科技有限公司 | Manufacturing method of printing electrode for portable heavy metal detection |
| CN103884757A (en) * | 2014-04-18 | 2014-06-25 | 苏州怡拓生物传感技术有限公司 | Continuous production method of enzyme electrode for glucose detection |
Family Cites Families (4)
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| CN100550434C (en) * | 2006-10-19 | 2009-10-14 | 中国电子科技集团公司第十八研究所 | The flexible CIGS thin-film solar cell preparation method |
| CN100517772C (en) * | 2007-12-26 | 2009-07-22 | 彩虹集团公司 | An electrode of quantum dot sensitization solar battery and the corresponding preparation method |
| CN101378095B (en) * | 2008-09-23 | 2010-08-04 | 海宁博大包装印刷有限公司 | Method and equipment for producing solar array back film |
| CN100583489C (en) * | 2008-12-11 | 2010-01-20 | 彩虹集团公司 | Preparation method of polymer solar battery |
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2009
- 2009-11-13 CN CN2009102189426A patent/CN101719534B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103222032A (en) * | 2010-10-05 | 2013-07-24 | 联邦科学和工业研究组织 | Sintered device |
| CN102437287A (en) * | 2011-12-08 | 2012-05-02 | 南昌大学 | Method for preparing flexible-substrate organic thin film solar cell by using ultraviolet light and active layer crosslinking method |
| CN102522507A (en) * | 2011-12-08 | 2012-06-27 | 南昌大学 | Method for preparing flexible substrate organic thin film solar cell by adopting thin film induction active layer orientation method |
| CN103078060A (en) * | 2013-01-25 | 2013-05-01 | 河北大学 | Production method for large-area organic polymer solar cell |
| CN103078060B (en) * | 2013-01-25 | 2015-08-05 | 河北大学 | The preparation method of large area organic polymer solar cell |
| CN103402327A (en) * | 2013-08-07 | 2013-11-20 | 苏州扬清芯片科技有限公司 | Manufacturing method of printing electrode for portable heavy metal detection |
| CN103402327B (en) * | 2013-08-07 | 2016-09-21 | 苏州扬清芯片科技有限公司 | A kind of manufacture method printed electrode for Portable heavy metal detection |
| CN103884757A (en) * | 2014-04-18 | 2014-06-25 | 苏州怡拓生物传感技术有限公司 | Continuous production method of enzyme electrode for glucose detection |
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