CN101017856A - Dye sensitizing solar battery carbon pair electrode and preparing method - Google Patents
Dye sensitizing solar battery carbon pair electrode and preparing method Download PDFInfo
- Publication number
- CN101017856A CN101017856A CNA2007100105465A CN200710010546A CN101017856A CN 101017856 A CN101017856 A CN 101017856A CN A2007100105465 A CNA2007100105465 A CN A2007100105465A CN 200710010546 A CN200710010546 A CN 200710010546A CN 101017856 A CN101017856 A CN 101017856A
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- China
- Prior art keywords
- carbon
- electrode
- solar battery
- dye sensitizing
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 17
- 230000001235 sensitizing effect Effects 0.000 title claims description 11
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 238000002360 preparation method Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 239000003610 charcoal Substances 0.000 claims description 11
- 238000006555 catalytic reaction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 3
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 2
- 230000001413 cellular effect Effects 0.000 claims description 2
- 238000000280 densification Methods 0.000 claims description 2
- 230000008021 deposition Effects 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims description 2
- 230000003197 catalytic effect Effects 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 239000000975 dye Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 229940105289 carbon black Drugs 0.000 description 2
- 235000019241 carbon black Nutrition 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002186 photoactivation Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The disclosed dry sensitized carbon-couple electrode for solar cell comprises: a conductive substrate formed by a substrate with a conductive layer, an electrolyte layer, a carbon layer with electrochemical catalytic activity fixed on outside wide surface of the conductive layer. Besides, the preparation method comprises: a. depositing a conductive layer as a carbon-layer carrier on the clear substrate; b. preparing a carbon layer, and thermal processing at 100-500deg; and c. cleaning, and natural drying. This product has well conductivity, catalytic activity, and stability.
Description
Technical field
The present invention relates to technical field of solar batteries, relate in particular to a kind of dye sensitizing solar battery carbon electrode and preparation method.
Background technology
In DSSC, light induced electron flows into to electrode, by the I on the electrode interface via external circuit
-/ I
3 -Redox reaction get back to solution, dyestuff is reduced, and has realized the periodic duty of battery.DSSC is that resistance is low, catalytic activity is high and good stability in electrolyte for the requirement to electrode.What adopt at present mainly is that platinum is to electrode, though platinum is low to electrode resistance, catalytic activity good.But cost is too high, is not suitable for large-scale application.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, develop a kind of carbon to electrode, preparation one thin carbon layer has characteristics such as high catalytic activity, high conductivity, high stability on conductive substrates.Technical solution of the present invention is achieved in that
A kind of dye sensitizing solar battery carbon comprises conductive substrates and dielectric substrate to electrode, it is characterized in that also comprising the carbon-coating with electrochemical catalysis activity; Described conductive substrates is to be made of basalis and conductive layer; Described carbon-coating is solidificated in the lateral surface of conductive layer; Described substrate is glass or plastics; Described conductive layer is FTO or ITO or TCO; Described conductive layer is preferably FTO; Described FTO is the SnO that F mixes
2Film, F and SnO
2Mass ratio be 1: 100～100: 1, thickness is between 10～1000nm; Described carbon-coating (2) is made up of the nanometer carbon black particle, and its particle diameter is between 1～1000nm; The thickness of described thin carbon layer is at 0,1～100 μ m.
A kind of DSSC charcoal is characterized in that comprising the steps: to the preparation method of electrode
A, in the substrate that cleans up deposition one deck conductive layer, as the conductive substrates of carrying carbon-coating;
B, the carbon-coating that preparation one deck has the electrochemical catalysis activity on the conductive substrates of substrate are heat-treated at 100～500 ℃;
C, process are cleaned, and air dry obtains charcoal to electrode.
The method of uploading carbon in conductive substrates among the described step b is print process or rotary plating method or czochralski method.
Charcoal among the described step c is densification or cellular to the microstructure of electrode.
Advantage of the present invention is conspicuous, and this charcoal has high conductivity to electrode, simultaneously oxidation-reduction pair is had high catalytic activity, can improve absorptivity, the loss of reduction electrochemical polarization of light, thereby improves the photoelectric conversion efficiency of battery.And novel electrode of the present invention has the stability that is better than platinum electrode in the corrosive environment of dye-sensitized cell, and maximum advantage is that novel electrode production cost of the present invention is very low, therefore is particularly suitable in DSSC large tracts of land and promotes the use of.
The present invention will be illustrated by following example, still, should be appreciated that the present invention is not limited to particular example as described herein and embodiment.The purpose that comprises these particular example and embodiment here is to help those skilled in the art to put into practice the present invention.Any those skilled in the art is easy to be further improved without departing from the spirit and scope of the present invention and perfect, therefore the present invention only is subjected to the restriction of the content and the scope of claim of the present invention, and its intention contains all and is included in alternative and equivalent in the spirit and scope of the invention that is limited by appendix claim.
Description of drawings
Fig. 1 is the structure chart of charcoal of the present invention to the DSSC of electrode assembling.
Fig. 2 uses the I-V curve chart of carbon to the DSSC of electrode.
Fig. 1 is a specification digest accompanying drawing of the present invention.
Among the figure: 1, conductive layer, 2, carbon-coating, 3, substrate, 4, dielectric substrate, 5, TiO
2Porous electrode, 6, the dye photoactivation agent.
Embodiment
Charcoal of the present invention as shown in Figure 1 is to the structure chart of the DSSC of electrode assembling, wherein electrode is made up of conductive substrates, dielectric substrate 4 and thin carbon layer 2 with catalytic activity.Described conductive substrates is conductive layer 1 to be housed constitute in substrate 3; Described carbon-coating 2 is solidificated in the lateral surface of conductive layer 1.
Embodiment 1: use and mix the electro-conductive glass FTO of fluorine as substrate.In the substrate that cleans up, use the carbon paste of forming as in the table 1, on FTO, print the certain thin carbon layer of thickness with 120 purpose silk screen print methods under the room temperature.After the drying at room temperature 10 minutes, 450 ℃ of following heat treatments 30 minutes, alcohol flushing was used in cooling back, obtain after the drying the present invention have catalytic activity to electrode.
Table 1
| Carbon dust (mg) | TiO 2Colloidal sol (ml) | Water (ml) | Triton x-100 (10%) (ml) |
| 130 | 0.2 | 0.4 | 0.2 |
TiO in the table 1 wherein
2The preparation method of colloidal sol is as follows:
Ceaselessly under the stirring condition,, be added drop-wise in the deionized water of 75ml, add 65% nitric acid 0.6ml then, regulate the pH value being mixed with the metatitanic acid four fourth fat of 2ml isopropyl alcohol, under 80 ℃, agitating heating 8h.Obtain required TiO
2Colloidal sol.
Embodiment 2: use and mix the electro-conductive glass FTO of fluorine as substrate.In the substrate that cleans up, use as the carbon paste of composition in the table 2, under the room temperature with on FTO, printing the certain thin carbon layer of thickness with 120 purpose silk screen print methods under the room temperature.After the drying at room temperature 10 minutes, 450 ℃ of following heat treatments 30 minutes, alcohol flushing was used in cooling back, obtain after the drying the present invention have catalytic activity to electrode.
Table 2
| Carbon dust (mg) | TiO 2Colloidal sol (ml) | Water (ml) | Triton x-100 (10%) (ml) |
| 130 | 0.1 | 0.4 | 0.2 |
TiO in the table 2 wherein
2The preparation method of colloidal sol is as follows:
Ti (the OC of 3mL
4H
9)
4Be dissolved in the anhydrous C of 12mL
2H
5Among the OH, add the C of 1.5mL
4H
11NO
2Make inhibitor, delay Ti (OC
4H
9)
4Intense hydrolysis.Stir after five minutes, add the 1mL deionized water, stirring makes it to mix half an hour, leaves standstill half an hour, obtains light yellow stable TiO
2Colloidal sol.
More than be two embodiment of the present invention, the present invention has relatively high expectations to the charcoal layer, does to guarantee the exploitativeness of product of the present invention, provides the method for measurement of charcoal layer below:
The method of testing of thin carbon layer thickness is as follows: electrode of the present invention after heat treatment, use Alpha-step200 (Tencor instrument) to measure the thickness of thin carbon layer; The method of testing of thin carbon layer specific area is as follows: electrode of the present invention after heat treatment, use ASAP2000, and pass through N
2The method of injecting is measured the specific area and the porosity of thin carbon layer.
DSSC is used the preparation of those skilled in the art's known method, be not limited in use document " highly efficifent dye-sensitized solar cells based on carbonblack counter electrodes " (people such as Takurou N.Murakami, ECS, 2006,153 (12): 2255-2261) method of Jie Shaoing prepares needed DSSC TiO
2Porous electrode, use the present invention's preparation to electrode, with containing the KI of 0.5M and the I of 0.5M
2Solution as electrolyte, be assembled into battery and measure.
The photoelectric properties of battery adopt computer-controlled XJCM-8S type solar cell tester at room temperature to measure.Except as otherwise noted, the measurement of photoelectric properties is all finished under room temperature (25 ℃) among the present invention.
Claims (10)
1, a kind of dye sensitizing solar battery carbon comprises conductive substrates and dielectric substrate (4) to electrode, it is characterized in that also comprising the carbon-coating (2) with electrochemical catalysis activity; Described conductive substrates is conductive layer (1) to be housed constitute in substrate (3); Described carbon-coating (2) is solidificated in the lateral surface of conductive layer (1).
2, dye sensitizing solar battery carbon according to claim 1 is characterized in that to electrode described substrate (3) is glass or flexiplast.
3, dye sensitizing solar battery carbon according to claim 1 is characterized in that to electrode described conductive layer (1) is FTO or ITO or TCO.
4, dye sensitizing solar battery carbon according to claim 3 is characterized in that to electrode described conductive layer (1) is preferably FTO.
5, according to claim 3 or 4 described dye sensitizing solar battery carbons to electrode, it is characterized in that described FTO is the SnO that F mixes
2Film, F and SnO
2Mass ratio be 1: 100～100: 1, thickness is between 10～1000nm.
6, dye sensitizing solar battery carbon according to claim 1 is to electrode, it is characterized in that described carbon-coating (2) is made up of the nanometer carbon black particle, and its particle diameter is between 1～1000nm.
7, dye sensitizing solar battery carbon according to claim 1 is to electrode, and the thickness that it is characterized in that described thin carbon layer is at 0,1～100 μ m.
8, a kind of preparation method who adopts the described DSSC charcoal of claim 1 to electrode is characterized in that comprising the steps:
A, in the substrate that cleans up deposition one deck conductive layer, as the conductive substrates of carrying carbon-coating;
B, the carbon-coating that preparation one deck has the electrochemical catalysis activity on the conductive substrates of substrate are heat-treated at 100～500 ℃;
C, process are cleaned, and air dry obtains charcoal to electrode.
9, according to right 8 described preparation methods, the method that it is characterized in that among the described step b uploading in conductive substrates carbon is print process or rotary plating method or czochralski method.
10,, it is characterized in that the charcoal among the described step c is densification or cellular to the microstructure of electrode according to right 8 described preparation methods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100105465A CN101017856A (en) | 2007-03-06 | 2007-03-06 | Dye sensitizing solar battery carbon pair electrode and preparing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100105465A CN101017856A (en) | 2007-03-06 | 2007-03-06 | Dye sensitizing solar battery carbon pair electrode and preparing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101017856A true CN101017856A (en) | 2007-08-15 |
Family
ID=38726711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100105465A Pending CN101017856A (en) | 2007-03-06 | 2007-03-06 | Dye sensitizing solar battery carbon pair electrode and preparing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101017856A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005301A (en) * | 2010-11-29 | 2011-04-06 | 华东师范大学 | Dye sensitized solar cell and preparation method thereof |
| CN102176386A (en) * | 2011-01-12 | 2011-09-07 | 南开大学 | Dye sensitized solar battery counter electrode and manufacture method thereof |
| CN102365696A (en) * | 2009-02-06 | 2012-02-29 | 班戈大学 | Dye-sensitised solar cells |
| CN102568851A (en) * | 2012-01-19 | 2012-07-11 | 山东理工大学 | Rice hull multi-stage porous carbon counter electrode of dye sensitized solar cell and preparation method |
| CN102097218B (en) * | 2009-12-11 | 2012-11-21 | 中国科学院物理研究所 | Quantum-dot-sensitized solar cell |
| CN101842905B (en) * | 2007-08-28 | 2013-01-16 | 3G太阳能光电有限公司 | Photovoltaic dye cell having an improved counter-electrode |
| CN103165288A (en) * | 2011-12-14 | 2013-06-19 | 海洋王照明科技股份有限公司 | Dye sensitized solar cell counter electrode, preparation method thereof, dye sensitized solar cell and preparation method thereof |
| CN111373248A (en) * | 2017-12-11 | 2020-07-03 | 日东电工株式会社 | Electrode membrane and electrochemical measurement system |
-
2007
- 2007-03-06 CN CNA2007100105465A patent/CN101017856A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842905B (en) * | 2007-08-28 | 2013-01-16 | 3G太阳能光电有限公司 | Photovoltaic dye cell having an improved counter-electrode |
| CN102969167A (en) * | 2007-08-28 | 2013-03-13 | 3G太阳能光电有限公司 | Photovoltaic dye cell having an improved counter-electrode |
| CN102969167B (en) * | 2007-08-28 | 2016-08-03 | 3G太阳能光电有限公司 | There is the photovoltaic dye cell of the auxiliary electrode of improvement |
| CN102365696A (en) * | 2009-02-06 | 2012-02-29 | 班戈大学 | Dye-sensitised solar cells |
| CN102097218B (en) * | 2009-12-11 | 2012-11-21 | 中国科学院物理研究所 | Quantum-dot-sensitized solar cell |
| CN102005301A (en) * | 2010-11-29 | 2011-04-06 | 华东师范大学 | Dye sensitized solar cell and preparation method thereof |
| CN102176386A (en) * | 2011-01-12 | 2011-09-07 | 南开大学 | Dye sensitized solar battery counter electrode and manufacture method thereof |
| CN103165288A (en) * | 2011-12-14 | 2013-06-19 | 海洋王照明科技股份有限公司 | Dye sensitized solar cell counter electrode, preparation method thereof, dye sensitized solar cell and preparation method thereof |
| CN102568851A (en) * | 2012-01-19 | 2012-07-11 | 山东理工大学 | Rice hull multi-stage porous carbon counter electrode of dye sensitized solar cell and preparation method |
| CN111373248A (en) * | 2017-12-11 | 2020-07-03 | 日东电工株式会社 | Electrode membrane and electrochemical measurement system |
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Open date: 20070815 |