WO2002078115A1 - Dye-sensitized solar cell - Google Patents
Dye-sensitized solar cell Download PDFInfo
- Publication number
- WO2002078115A1 WO2002078115A1 PCT/JP2002/002727 JP0202727W WO02078115A1 WO 2002078115 A1 WO2002078115 A1 WO 2002078115A1 JP 0202727 W JP0202727 W JP 0202727W WO 02078115 A1 WO02078115 A1 WO 02078115A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compound
- dye
- solar cell
- group
- sensitized solar
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M14/00—Electrochemical current or voltage generators not provided for in groups H01M6/00 - H01M12/00; Manufacture thereof
- H01M14/005—Photoelectrochemical storage cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2004—Light-sensitive devices characterised by the electrolyte, e.g. comprising an organic electrolyte
- H01G9/2009—Solid electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2027—Light-sensitive devices comprising an oxide semiconductor electrode
- H01G9/2031—Light-sensitive devices comprising an oxide semiconductor electrode comprising titanium oxide, e.g. TiO2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/18—Cells with non-aqueous electrolyte with solid electrolyte
- H01M6/181—Cells with non-aqueous electrolyte with solid electrolyte with polymeric electrolytes
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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
- 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
Definitions
- the present invention relates to a dye-sensitized solar cell. More specifically, the present invention relates to a network obtained by crosslinking a compound having a specific structure, a network structure comprising a redox body and a glue electrolyte containing a solvent capable of dissolving the redox body.
- the present invention relates to a dye-sensitized solar cell to be used or a dye-sensitized solar cell using a polymer solid electrolyte in which a redox body is held in a network structure formed by crosslinking a compound having a specific structure.
- Dye-sensitized solar cells have been widely watched because of their high conversion efficiency among organic solar cells.
- a semiconductor layer composed of a photoelectric conversion material used in the dye-sensitized solar cell a semiconductor layer is used in which a spectral sensitizing dye having absorption in a visible light region is adsorbed on a semiconductor surface.
- Patent Publication No. 2664194 describes a dye-sensitized solar cell using a metal oxide semiconductor layer in which a spectral sensitizing dye composed of a transition metal complex is adsorbed on the surface of a semiconductor layer. Is described.
- Japanese Patent Publication No. 8-15097 discloses a dye-sensitized solar cell having a spectrally sensitizing dye layer such as a transition metal complex on the surface of a titanium oxide semiconductor layer doped with metal ions.
- a spectrally sensitizing dye layer such as a transition metal complex on the surface of a titanium oxide semiconductor layer doped with metal ions.
- Japanese Patent Application Laid-Open No. 7-249790 describes a dye-sensitized type using a semiconductor layer for a photoelectric conversion material obtained by heating and refluxing an ethanol solution of a spectral sensitizer on the surface of a semiconductor layer.
- a solar cell is described.
- FIG. 1 is a schematic cross-sectional view showing the structure of a conventional dye-sensitized solar cell.
- a transparent conductive film 12 is formed on the surface of the transparent support 11, and a porous semiconductor layer 13 such as titanium oxide is formed thereon, and a dye is adsorbed on the porous semiconductor layer 13.
- a catalyst such as a platinum film 16 is coated on the counter electrode 15, and the transparent support 11 and the counter electrode 15 are arranged so that the porous semiconductor layer 13 and the platinum film 16 face each other. Overlap.
- the side surfaces of the transparent support 11 and the counter electrode 15 are sealed with an epoxy resin 17 or the like, and an electrolyte containing a redox substance is injected between them to form an electrolyte layer 14, thereby increasing the dye.
- a sensitive solar cell is produced.
- Japanese Patent Application Laid-Open No. Hei 8-233616 and Japanese Patent Application Laid-Open No. Hei 9-271352 disclose a dye in which the electrolyte layer is solidified. A sensitized solar cell is described. The following method is known as a method for solidifying the electrolyte layer. First, the following general formula:
- I 1 and R 2 are a hydrogen atom or a methyl group, is a hydrogen atom or a lower alkyl group having 1 or more carbon atoms, n is an integer of 1 or more, and m is an integer of 0 or more. And m / n is in the range of 0 to 5.
- the iodine compound (eg, lithium iodide), which is a redox substance, is dissolved in a monomer solution obtained by dissolving the monomer represented by in ethylene glycol, and is impregnated into the porous semiconductor layer. To produce a polymer compound. Thereafter, an electrolyte layer solidified by doping by sublimating iodine, which is another redox substance, is formed.
- a monomer solution obtained by dissolving the monomer represented by in ethylene glycol
- Japanese Patent Application Laid-Open No. 7-320782 (Sanyo Electric Co., Ltd.) describes an example of a gel electrolyte using urethane as a lithium ion conductor.
- the gel electrolyte is composed of a polymer compound and an electrolyte solution. It is manufactured by impregnation.
- Japanese Patent Application Laid-Open No. 2000-150006 discloses a photoelectric conversion element using a polymer solid electrolyte having an alkylene oxide skeleton containing no solvent.
- 7-320782 relates to a solid electrolyte secondary battery, and does not describe a method for producing an electrolyte inside an electrode.
- the porous semiconductor layer of the dye-sensitized solar cell is formed of nano-order particles, the penetration of the gel electrolyte into the pores of a lithium secondary battery using a micro-order electrode material is important. More difficult than if you were. For this reason, it is difficult to apply the technique disclosed in Japanese Patent Application Laid-Open No. 7-32082 to a dye-sensitized solar cell. Furthermore, Japanese Patent Application Laid-Open No.
- 2000-150006 uses a polyalkylene oxide having a relatively high molecular weight, so that even if diluted with a solvent, the gel electrolyte is fine. There are difficulties in penetrating the inside of the pores, and there is also the complication that the solvent must be removed.
- the present invention has been made in view of the above-mentioned problems of the prior art, and has been made in consideration of the problem that the electrolyte composition can be improved by using a monomer that undergoes polymerization and crosslinking reaction even if iodine or the like is present in the monomer before crosslinking. It is intended to provide a dye-sensitized solar cell having a polymer electrolyte, which can control the temperature and simplifies the manufacturing process.
- An object of the present invention is to provide a dye-sensitized solar cell containing a solid electrolyte. Disclosure of the invention
- a first dye-sensitized solar cell includes a transparent substrate, a transparent conductive film formed on a surface of the transparent substrate, and a conductive substrate provided at a position facing the transparent conductive film.
- a dye-sensitized solar cell comprising: a porous semiconductor layer having a dye adsorbed between the transparent conductive film and the conductive substrate; and an electrolyte, wherein at least one type of the electrolyte is used.
- a redox body and a gel electrolyte containing a solvent capable of dissolving the redox body in a network structure formed by crosslinking a compound A having an isocyanate group with a compound B having at least one amino group. is there.
- At least one of the compounds A and B may be a compound having a high molecular structure with a molecular weight of 500 to 500,000.
- the polymer structure is one type selected from the group consisting of polyether, polyester, polyproprolactone, polysiloxane, polyolefin, polybutadiene, polyisoprene, polycarbonate, and polyphosphazene. Alternatively, two or more types are preferable.
- the second dye-sensitized solar cell includes a transparent substrate, a transparent conductive film formed on the surface of the transparent substrate, and a conductive substrate provided at a position facing the transparent conductive film.
- a dye-sensitized solar cell comprising: a porous semiconductor layer having a dye adsorbed between the transparent conductive film and the conductive substrate; and an electrolyte, wherein at least one kind of the electrolyte is used.
- the compound A and the compound C is a compound having a polymer structure with a molecular weight of 500 to 100,000, Part or whole polyether, polyes Le, poly force Puroraku tons, polysiloxanes, polyvinyl pyrrolidone, polycarbonate, and single selected from the group consisting of polyphosphazene Of two or more types.
- the solvent is one or more selected from the group consisting of carbonate, ether, lactone, nitrile, and alcohol. Can be used.
- the redox substance a substance composed of iodine and an iodine compound can be used.
- the third dye-sensitized solar cell includes a transparent substrate, a transparent conductive film formed on the surface of the transparent substrate, and a conductive substrate provided at a position facing the transparent conductive film.
- a dye-sensitized solar cell comprising a porous semiconductor layer having a dye adsorbed between the transparent conductive film and the conductive substrate; and an electrolyte, wherein the electrolyte is at least one of A polymer solid electrolyte containing a redox body in a network structure obtained by crosslinking a compound A having two types of isocyanate groups and a compound D reactive with at least one type of isocyanate group. .
- a compound having an active hydrogen group can be used as the compound D.
- the active hydrogen groups are preferably one or more selected from the group consisting of a carboxyl group, an amino group and a hydroxyl group.
- the compound A and the compound D as at least one of them, a compound having a molecular structure of 500 to 200,000 can be used.
- This polymer structure is partially or entirely composed of polyether, polyester,
- polyether examples include those represented by the following general formula (I).
- R represents an alkyl group having 1 to 12 carbon atoms
- p and q are integers of 0 or more and are not simultaneously 0.
- a substance composed of iodine and an iodine compound can be used.
- FIG. 1 is a schematic cross-sectional view showing a layer configuration of a main part of a conventional dye-sensitive solar cell.
- FIG. 2 is a schematic cross-sectional view illustrating a procedure of manufacturing a dye-sensitive solar cell using a polymer electrolyte according to the present invention.
- the first dye-sensitized solar cell is a dye-sensitized solar cell having a porous semiconductor layer in which a dye is adsorbed and an electrolyte layer between a conductive film and a transparent conductive film formed on the surface of a transparent substrate. , Wherein the redox substance in the electrolyte layer is retained in a network structure formed by crosslinking a compound having an isocyanate group and a compound having an amino group.
- the compound A having an isocyanate group described above may be a compound having one or more isocyanate groups in one molecule.
- aromatic diisocyanates such as tolylene diisocyanate, diphenylmethane diisocyanate, naphthylene diisocyanate, and xylylene diisocyanate
- aliphatic isocyanates such as trimethylhexamethylene diisocyanate
- alicyclic isocyanates such as (A3) isophorone diisocyanate and cyclohexyl diisocyanate.
- Dimers of (A1) to (A3) Multimers such as trimers and trimers may also be used.
- (A4) a low molecular alcohol and an aromatic isocyanate, an aliphatic isocyanate, an adduct of an aliphatic aliphatic isocyanate, and (A5) a compound having a polymer structure and an isocyanate of the above specific example are added and reacted in advance.
- Compound, Prepolymers having a molecular weight of 500 to 50,000 having one or more monogroups are also included.
- the compound having a high molecular structure is a compound having a functional group reactive with an isocyanate group, preferably one or more active hydrogen groups.
- the polymer structure is partially or wholly composed of polyether, polyester, polycarbolactone, polyhexamethylene carbonate, polysiloxane, polyolefin, polybutadiene, polyisoprene, polystyrene, polyvinyl pyridine, polyvinyl methyl ether, polyvinyl.
- Isobutyl ether polyacrylic acid, polymethacrylic acid, alkyl polyacrylate, alkyl alkyl methacrylate, polyacrylamide, polyacrylonitrile, polyvinylidene amide, polyvinyl acetate, polyvinyl alcohol, polyvinyl chloride, polyvinyl chloride Vinylidene chloride, polyvinyl fluoride, polyvinylidene fluoride, polytetrafluoroethylene, polyvinylpyrrolidone, polyvinylcarbazole, polyethylene terephthalate Cod over DOO, nylon, made of Polyamide, polyimide, polycarbonate one Poneto, Poribenzuimi Dazo Ichiru, polyamines, polyimines, Porisurufui de, polyphosphazene, or it is preferably made of a natural polymer.
- polyether polyether, polyester, polyproprolactone, polysiloxane, polyolefin, polybutadiene, polyisoprene, polyacrylic acid, polyacrylic acid, polyacrylamide, polyvinyl acetate, polyvinyl alcohol, and polyvinyl alcohol Those having dong, polycarbonate or polyphosphazene are desirable.
- Examples of the active hydrogen group include one SH group, one NH group, one NH 2 group, —CON H 2 group, one NHCONH— group, —NHCOO— group, Na + [CH (C 00 C 2 H 5 )] Group, —CH 2 N0 2 group, —OOH group, 1 SiOH group, 1 B (OH) 2 group, —PH 3 group, and among them, monoNH 2 group is preferable.
- two or more compounds can also be used in combination.
- the compound B may be a compound having one or more amino groups in one molecule, and examples thereof include amines such as ethylenediamine, tolylenediamine, diphenylmethanediamine, and diethylenetriamine.
- examples of the compound having another active hydrogen group together with the amino group include amino acids such as glycine and alanine, ethanolamine, and succinamide acid.
- the compound B a compound having one or more amino groups in one molecule and having a high molecular structure with a molecular weight of 500 to 500,000 can also be used.
- the polymer structure is partially or wholly composed of polyether, polyester, polycarbolactone, polyhexamethylene carbonate, polysiloxane, polyolefin, polybutadiene, polyisoprene, polystyrene, polyvinyl pyridine, polyvinyl methyl ether, polyvinyl.
- Isobutyl ether polyacrylic acid, polymethacrylic acid, alkyl polyacrylate, alkyl polymethacrylate, polyacrylamide, polyacrylonitrile, polyvinylidene hydride, polyvinyl acetate, polyvinyl alcohol, polyvinyl chloride, poly Vinylidene chloride, polyvinyl fluoride, polyvinylidene fluoride, polytetrafluoroethylen, polyvinyl vinylidone, polyvinyl carbazole, polyethylene tereph It is preferably composed of sauce, nylon, polyamide, polyimide, polycarbonate, polybenzimidazole, polyamine, polyimine, polysulfide, polyphosphazene, or a natural polymer.
- those having polyether, polyester, polycaprolactone, polysiloxane, polyolefin, polybutadiene, polyisoprene, polycarbonate, or polyphosphazene are particularly desirable.
- compound B two or more of these compounds can be used in combination.
- the mixing ratio of compound A and compound B depends on the combination of compound A and compound B. Alternatively, it can be appropriately determined according to the crosslinkability of the polymer and the performance required for the dye-sensitized solar cell.
- a gel electrolyte is composed of a network structure formed by crosslinking the compound A and the compound B, and an electrolytic solution held by the network structure.
- the electrolytic solution is composed of an oxidation-reduction body and a solvent, and these may be any ones that can be generally used in a battery or a solar cell, and are not particularly limited. Preferred examples include the following.
- the concentration of the redox substance is usually in the range of 0.1 to 1.5 mol / liter, and particularly preferably in the range of 0.5 to 1.5 mol / liter.
- the solvent is preferably a non-protonic solvent, and examples thereof include linear esters, cyclic carbonates, cyclic ethers, chain carboxylate esters, chain carbonate esters, and sulfolane. Is mentioned. One of these solvents may be used, or two or more of them may be used.
- the gel electrolyte In a solar cell, if the gel electrolyte is not sufficiently injected into the porous semiconductor, the conversion efficiency becomes poor. For this reason, it is preferable to impregnate the porous semiconductor with the mixed solution of the electrolytic solution, the compound A, and the compound B, and then to perform crosslinking. At this time, the method of mixing the electrolytic solution and the mixed solution of the compound A and the compound B can be appropriately selected depending on the reactivity thereof and the like.
- Cross-linking conditions differ depending on the type and combination of compound A and compound B, or the use or non-use of a catalyst.The conditions suitable for each system can be selected as appropriate, but the cross-linking temperature is usually 0 ° C. To 90 ° C.
- a catalyst may be used.
- Usable catalysts include organometallic catalysts and amine catalysts, such as those commonly used in producing polyurethane foams. More specifically, examples of organometallic catalysts include succinate sodium salt, succinate sodium oleate, dibutyltin dilaurate, and dibutyltin diacetate.
- examples of amine catalysts include triethylamine, triptylamine, N-methylmorpholine, and N-ethylamine. Tylmorpholine, pyridine, triethylenediamine and the like.
- the amount of the catalyst to be added is usually in the range of 0.001 to 5 wt% based on the total weight of Compound A, Compound B and the electrolyte solution.
- porous semiconductor constituting the porous semiconductor layer examples include known semiconductors such as titanium oxide, zinc oxide, tungsten oxide, barium titanate, strontium titanate, and cadmium sulfide. These porous semiconductors can be used as a mixture of two or more kinds. Among them, titanium oxide is particularly preferable in terms of conversion efficiency, stability and safety. Examples of such a titanium oxide include various titanium oxides such as an anatase type titanium oxide, a rutile type titanium oxide, an amorphous titanium oxide, metatitanic acid, and orthotitanic acid, and a titanium oxide-containing composite. One or more of these can be used as appropriate.
- porous semiconductor various forms such as a particle form and a film form can be used, but a film-like porous semiconductor formed on a substrate is preferable.
- Preferable substrates for forming the film-like porous semiconductor include, for example, a glass substrate and a plastic substrate, among which a highly transparent substrate (transparent substrate) is particularly preferred.
- the thickness of the porous semiconductor film is not particularly limited, but is preferably about 0.5 to 20 / m from the viewpoints of permeability, conversion efficiency, and the like.
- the film-shaped porous semiconductor has a large specific surface area, specifically, about 10 to 20 O m 2 / g.
- Single or compound semiconductor particles having an average particle size of about 500 nm to about 500 nm can be used.
- solvents used for suspending the semiconductor particles include glyme solvents such as ethylene glycol monomethyl ether, alcohols such as isopropyl alcohol, mixed solvents such as isopropyl alcohol / toluene, and water. And the like.
- the drying and baking of the porous semiconductor are performed by appropriately adjusting the temperature, time, atmosphere, and the like, depending on the type of the substrate and the semiconductor particles used.
- the heat treatment is performed for about 10 seconds to 12 hours in a temperature range of about 50 to 800 ° C. in the atmosphere or an inert gas atmosphere.
- the drying and baking may be performed once at a single temperature, or may be performed two or more times at different temperatures.
- Transparent conductive film can be used as an electrode, but are not particularly limited, for example, ITO (indium tin oxide), arbitrary preferable that the transparent conductive film such as S n 0 2.
- ITO indium tin oxide
- These electrodes can be formed by a method such as vacuum deposition, and the film thickness and the like can be appropriately selected.
- adsorbing a dye that functions as a photosensitizer (hereinafter simply referred to as “dye”) on a porous semiconductor layer
- a method in which a dye is dissolved in a porous semiconductor layer formed on a substrate is used.
- a method of dipping in a solution may be mentioned.
- Dyes that can be used here have absorption in various visible light regions and infrared light regions, and carboxyl groups and alkoxy groups are contained in the dye molecules in order to firmly adsorb to the semiconductor layer.
- Those having an interlock group such as a hydroxyl group, a hydroxyl group, a hydroxyalkyl group, a sulfonic acid group, an ester group, a mercapto group and a phosphonyl group are preferred.
- Ink groups provide an electrical bond that facilitates electron transfer between an excited dye and a semiconductor conductor.
- the dyes having an ink group include ruthenium biviridine dyes, azo dyes, quinone dyes, quinone imine dyes, quinacridone dyes, squarylium dyes, and cyanine dyes.
- solvents used to dissolve the dye include alcohols such as ethanol, ketones such as acetone, ethers such as getyl ether and tetrahydrofuran, nitrogen compounds such as acetonitrile, and chromatoforms.
- alcohols such as ethanol
- ketones such as acetone
- ethers such as getyl ether and tetrahydrofuran
- nitrogen compounds such as acetonitrile
- chromatoforms examples include halogenated aliphatic hydrocarbons, aliphatic hydrocarbons such as hexane, aromatic hydrocarbons such as benzene, and esters such as ethyl acetate.
- the concentration of the dye in the solution can be appropriately adjusted depending on the type of the dye and the solvent to be used. To improve the adsorption function, it is preferable that the concentration is somewhat high. For example, a concentration of 5 ⁇ 10 5 mol / liter or more is preferred.
- the temperature and pressure of the solution and the atmosphere when the semiconductor is immersed in the solution in which the dye is dissolved are not particularly limited, and include, for example, about room temperature and atmospheric pressure. It is preferable to appropriately adjust according to the type of dye, solvent used, concentration of the solution, and the like. In addition, immersion may be performed under heating to perform the adsorption effectively.
- the dye-sensitized solar cell of the present invention is a dye-sensitized solar cell having a porous semiconductor layer in which a dye is adsorbed and an electrolyte layer between a conductive film and a transparent conductive film formed on the surface of a transparent substrate.
- the redox substance in the electrolyte layer is retained in a network structure formed by crosslinking the compound A having an isocyanate group and the compound C having a carboxyl group and / or a hydroxyl group.
- the compound A having an isocyanate group described above may be a compound having one or more isocyanate groups in one molecule, and specific examples of usable compounds are the same as those described for the first invention. And two or more of them can be used in combination.
- the prepolymer having at least one (A5) isocyanate group one having a molecular weight of 500 to 100,000 can be used.
- compound C is a compound having one or more carboxyl groups and / or hydroxy groups in one molecule.
- the compound having a carboxyl group include carboxylic acids such as hexanoic acid, adipic acid, phthalic acid, and azelaic acid.
- carboxylic acids such as hexanoic acid, adipic acid, phthalic acid, and azelaic acid.
- Specific examples of the compound having a hydroxyl group include ethylene glycol, diethylene glycol, and glycerin. O Alcohols such as erythritol, sorbitol, and sucrose
- the compound C may be a compound having one or more carboxyl groups and / or hydroxy groups in one molecule and having a polymer structure with a molecular weight of 500 to 100,000.
- the polymer structure is partially or wholly composed of polyether, polyester, polycarbolactone, polyhexamethylene carbonate, polysiloxane, polyisobrene, polystyrene, polyvinyl pyridine, polyvinyl methyl ether, polyvinyl isobutyl ether, and polyacrylamide.
- compound C two or more of these compounds can be used in combination.
- the mixing ratio of the compound A and the compound C differs depending on the combination of the compound A and the compound C, and can be appropriately determined depending on the crosslinkability of the polymer, the performance required for the dye-sensitized type large intestine battery, and the like.
- a gel electrolyte is composed of the network structure formed by crosslinking the compound A and the compound C, and the electrolyte retained therein. Except for using this gel electrolyte, the second dye-sensitized solar cell shall be manufactured by the same method using the same raw materials and materials as described for the first dye-sensitized solar cell. Can be. That is, the method of impregnating and cross-linking the electrolyte, redox body, solvent, and gel electrolyte for the first dye-sensitized solar cell, catalyst for cross-linking, porous semiconductor, electrode (transparent conductive film), photosensitization The description about the agent (dye) and the like is also valid for the second dye-sensitive solar cell.
- the third dye-sensitized solar cell is a dye-sensitized solar cell having a porous semiconductor layer in which a dye is adsorbed and an electrolyte layer between a conductive film and a transparent conductive film formed on the surface of a transparent substrate.
- the redox substance is dissolved and held in a network formed by crosslinking a compound A having an isocyanate group and a compound D having a reactivity with the isocyanate group.
- the compound A having an isocyanate group described above may be a compound having one or more isocyanate groups in one molecule, as in the case of the first and second dye-sensitized solar cells described above.
- aromatic isocyanates such as tolylene diisocyanate, diphenyl methane diisocyanate, naphthylene diisocyanate, and xylylene diisocyanate; and (A2) hexamethylene diisocyanate.
- aliphatic isocyanates such as trimethylhexamethylene diisocyanate
- (A3) alicyclic isocyanates such as (A3) lysophorone diisocyanate and cyclohexyl diisocyanate.
- To (A3) may be multimers or modified products such as dimers and trimers.
- (A4) a low molecular alcohol and an aromatic isocyanate, an aliphatic isocyanate, an alicyclic isocyanate adduct, and (A5) a compound having a polymer structure were added to the above-described specific example in advance by adding isocyanate to the above specific example.
- the compound include a prepolymer having a molecular weight of 500 to 200,000 having one or more isocyanate groups.
- the compound having a high molecular structure is a compound having a functional group reactive with an isocyanate group, preferably one or more active hydrogen groups.
- the polymer structure is partially or wholly composed of polyester, polyester, polyproprolactone, polyhexamethylene carbonate, polysiloxane, polyolefin, polybutadiene, polyisoprene, polystyrene, polyvinylpyridin, and polyvinyl.
- polyether polyether
- polyester polycarbonate
- polyproprolactone structure it is particularly desirable to have a polyether, polyester, polycarbonate, or polyproprolactone structure.
- Examples of the active hydrogen group include —OH group, —SH group, —COOH group, —NH group, —NH 2 group, —CONH 2 , —NHCONH— group, —NHCOO— group, Na + [ CH (C 00 C 2 H 5 )] group, - CH 2 N0 2 group, - OOH group, one S i OH group, one B (0 H) 2 group, include such as single PH 3 group, among them —OH groups, —COH groups, and NH 2 groups are preferred.
- the compound A having an isocyanate group two or more of the above compounds can be used in combination.
- the compound D having reactivity with the isocyanate group of the compound A is a compound having at least one group reactive with the isocyanate group in one molecule, and a compound having an active hydrogen group. Is preferred.
- the compound having an active hydrogen group is a compound having one or more types of active hydrogen groups in one molecule.
- active hydrogen groups - 0H group, - SH group, - C00 H group, - NH group, - NH 2 group, one C0Nh 2 group, one NHCONH- group, - NHC0 0- group, Na + [CH ( C 00 C 2H5)] groups, one CH 2 N0 2 group, - 00H group, - S i OH group, - B (0H) 2 group, - such as PH 3 group.
- a carboxyl group, human Dorokishiru group Or a compound having an amino group is preferred.
- compounds having a carboxyl group include carboxylic acids such as hexanoic acid, adipic acid, phthalic acid, and azelaic acid; and compounds having a hydroxyl group include ethylene glycol, diethylene glycol, glycerin, and the like. Alcohols such as erythritol, sorbitol and sucrose; and compounds having an amino group include amines such as ethylenediamine, tolylenediamine, diphenylmethanediamine and diethylenetriamine. Another minute Examples of the compound having a different type of active hydrogen group in the molecule include amino acids such as glycine and alanine, ethanolamine, and succinamic acid.
- the compound D reactive with the compound A has at least one group reactive with the isocyanate group as described above in one molecule, and has a molecular weight of 500 to 200,000.
- a compound having a polymer structure of 0 is also used.
- the polymer structure is partially or wholly composed of polyether, polyester, polycarbolactone, polyhexamethylene carbonate, polysiloxane, polyolefin, polybutadiene, polyisoprene, polystyrene, polyvinylpyridine, polyvinylmethylether, polyvinyl.
- Isobutyl ether polyacrylic acid, polymethacrylic acid, alkyl polyacrylate, alkyl alkyl methacrylate, polyacrylamide, polyacrylonitrile, polyvinylidene amide, polyvinyl acetate, polyvinyl alcohol, polyvinyl chloride, polyvinyl chloride Vinylidene chloride, polyvinyl fluoride, polyvinylidene fluoride, polytetrafluoroethylene, polyvinylpyrrolidone, polyvinylcarbazole, polyethyleneteref It is preferably composed of tallate, nylon, polyamide, polyimide, polycarbonate, polybenzimidazole, polyamine, polyimine, polysulfide, polyphosphase, or a natural polymer.
- Compound D having reactivity with an isocyanate group may be used in combination of two or more of the above compounds.
- the mixing ratio of compound A to compound D depends on the combination of compound A and compound D, and can be determined as appropriate depending on the cross-linking properties of the polymer and the performance required for the dye-sensitized solar cell. it can.
- the polymer solid electrolyte is mainly composed of a polymer compound obtained from the compound A and the compound D, and a redox substance dissolved therein.
- the redox substance is not particularly limited as long as it can be generally used in a battery or a solar cell, and specifically, those described in the first invention can be used.
- the amount of the redox substance to be used is preferably in the range of 0.5 to 30 wt% based on the total weight of compound A and compound D.
- the conversion efficiency deteriorates.
- the redox compound is dissolved in the compound A and / or the compound D in advance.
- the method of mixing the mixed solution of the compound A and the compound D, in which the redox substance is dissolved in one or both of them, may be appropriately selected according to the difference in reactivity between them.
- a method for dissolving the redox compound in compound A and / or compound D is, for example, dissolving compound A or compound D and an iodine compound using a common solvent, removing the common solvent, adding iodine, and dissolving.
- the same method as described for the first dye-sensitized solar cell can be used.
- the amount of the catalyst added at that time is usually in the range of 0.001 to 10 wt% based on the total weight of compound A, compound D and the redox product.
- the third dye-sensitized solar cell can be manufactured by the same method using the same raw materials and materials as described for the first dye-sensitized solar cell. It can. That is, the description of the porous semiconductor, the electrode (transparent conductive film), the photosensitizer (dye), and the like for the first dye-sensitized solar cell is described in the third dye-sensitized solar cell. This is also valid for a solar cell.
- a dye-sensitized solar cell using a solid polymer electrolyte was fabricated by the following method, and its conversion efficiency was evaluated.
- FIG. 2 (a) to 2 (c) are schematic cross-sectional views of a dye-sensitized solar cell following the fabrication procedure.
- reference numeral 1 denotes a transparent substrate
- reference numeral 2 denotes a transparent conductive film
- reference numeral 3 denotes a titanium oxide film
- reference numeral 4 denotes a separator
- reference numeral 5 denotes a platinum film
- reference numeral 6 denotes a conductive substrate
- reference numeral 7 denotes a conductive substrate.
- the transparent conductive film 2 made of S n 0 2 on the transparent substrate 1 made of glass is formed Ri by the vacuum deposition, on the transparent conductive film 2 to form a titanium oxide film 3 in the following manner.
- a titanium oxide suspension for forming the titanium oxide film 3 a commercially available titanium oxide suspension (manufactured by Solaronix, trade name: Ti-Nanoxide D) was used. This titanium oxide suspension was applied to the transparent conductive film 2 using a doctor blade method with a film thickness of about 10> m and an area of about 10 mm x 10 mm, and at 80 ° C. After pre-drying for 30 minutes, it was calcined at 500 ° C. for 40 minutes in air. As a result, a titanium oxide film 3 having a thickness of 7 / m was obtained.
- ruthenium dye (Kojima Chemical Co., Ltd., trade name: Ruthenium complex) was dissolved in absolute ethanol at a concentration 4 X 1 0- 4 mol / l, was prepared adsorbing dye solution.
- the dye solution for adsorption and the transparent substrate 1 provided with the titanium oxide film 3 and the transparent conductive film 2 obtained above are placed in a container, boiled for 1 minute, and left to stand for 10 minutes. The dye was adsorbed on the titanium oxide film 3. Then, anhydrous ethanol And dried at about 60 ° C. for about 20 minutes.
- an electrolytic solution to be held in the gel was prepared. That is, a solution prepared by dissolving propylene carbonate (hereinafter referred to as PC) as a solvent in a concentration of 0.5 mol / liter of lithium iodide and a concentration of 0.05 mol / liter of iodine is used.
- PC propylene carbonate
- the electrolyte was used.
- a monomer solution was prepared using Compound A (3.20 g) synthesized by the following synthesis method 11 as Compound A, and Getyltoluenediamine (1 g) as Compound B (127.8 g) of the above electrolytic solution.
- the titanium oxide film 3 was impregnated with the monomer solution obtained as described above in the following procedure.
- the dye-sensitized solar cell including the gel electrolyte layer 7 formed by the above-described method had the same conversion efficiency as the solar cell including the liquid electrolyte.
- the short-circuit current is 13.9 [mA / cm 2 ]
- the open-circuit voltage is 0.71 [V]
- the fill factor is 0.67
- the conversion efficiency is 6.6 [%] (measurement conditions : A A dye-sensitized solar cell having a performance of M-1.5 (10 O mW / cm 2 )) was obtained.
- Example 1-1 to 1-1-6 the compound A and the compound B were changed to form the gel electrolyte layer 7, respectively, and the other steps and constituent materials were the same as in Example 1-1.
- a dye-sensitized solar cell was manufactured. The conversion efficiency of each of these dye-sensitized solar cells was measured. The results are shown in Table 1. In addition, for the compounds synthesized by the present inventors, the synthesis method is also shown.
- compound A 4.2 g of a compound synthesized by the following synthesis method 1-2 was used, and as compound B, 2 g of polyetheramine (manufactured by HUNTSMAN, trade name: Jeffamine T-1 5,000) and 200 g of electrolyte solution were used. .
- compound A compound 41.5 g synthesized by the following synthesis method 1-4, compound B as polyetheramine (manufactured by HUNTSMAN, trade name: diephamin D-2000) 10 g, electrolyte solution 464 g, 0.05 g of triethylenediamine as catalyst was used.
- compound A compound 9.5 obtained by the above synthesis method 1-2, compound 2.5 g obtained by the following synthesis method 115, and compound B as polyetheramine (HUNTSMAN, trade name : Jeffamine D—230) lg and 16.3 g of electrolyte were used.
- HUNTSMAN polyetheramine
- polyester polyol manufactured by Toho Rika Co., Ltd., trade name: Phantol PL—210
- 34.8 g of tolylene diisocyanate were mixed, and dibutyl was used as a catalyst.
- Tin glaurate (0.05 g) was added and reacted at 80 ° C to obtain a compound.
- Example 1 As compound A, compound 1.lg obtained by the above synthesis method 1-2, lg, compound 14 g obtained by the following synthesis method 1-7, compound B using ethylenediamine 1 g, electrolyte solution 144 g did.
- compound A 5 g of the compound obtained by the following synthesis method 118, as compound B, 10 g of polyetheramine (manufactured by HUNTSMAN, trade name: Jeffamine D—2000), electrolyte solution 135 g was used.
- polyetheramine manufactured by HUNTSMAN, trade name: Jeffamine D—2000
- a reaction vessel 50 g of a polyolefin-based polyol (manufactured by Toa Gosei Co., Ltd., trade name: Kyorupodiol D-100 000) and 18 g of tolylenedioxide are dissolved in methyl ethyl ketone. After adding 0.04 g of dibutyltin dilaurate as a catalyst and performing a reaction at 60 ° C., methyl ethyl ketone was removed to obtain a compound.
- a polyolefin-based polyol manufactured by Toa Gosei Co., Ltd., trade name: Kyorupodiol D-100 000
- compound A 2.5 g of the compound obtained by the following synthesis method 1-9, and as compound B, polyetheramine (manufactured by HUNTSMAN, trade name: Jeffamine D-2 000) 1 electrolyte 31.5 g, 0.005 g of triethylenediamine as catalyst was used.
- polyetheramine manufactured by HUNTSMAN, trade name: Jeffamine D-2 000
- Hexachlorocyclotriphosphazene 3,480 g of ring-opening polymerization (polydichlorophosphazene thus obtained, polyethylene glycol having a molecular weight of 200, sodium salt of 20 g and sodium salt of methoxypolyethylene glycol 1080 g of sodium)
- a polyphosphazene polyol having a molecular weight of 13,350 was obtained by a condensation reaction with a salt.100 g of the obtained compound was added with 0.8 g of tolylene disocyanate, and dibutyltin dilaurate as a catalyst was used.
- 0.1 g and 100 g of methylethyl ketone as a diluting solvent were added and reacted at 80 ° C. After the reaction, methylethyl ketone was removed to obtain a compound having a molecular weight of 13,450.
- Compound A 96 g obtained by the following synthesis method 11 as Compound A Compound 1 B, 874 g of electrolyte solution, 874 g of electrolyte solution, and sodium sulfate 0 ... 0 1 g as a catalyst .It was used.
- a reaction vessel 182 g of sorbitol as a starting material, 30 g of hydroxide hydroxide as a catalyst, 38,720 g of ethylene oxide and 9,860 g of propylene oxide were further charged. 1 30. After reacting with C for 10 hours, a neutralization dehydration treatment was carried out to obtain a hexafunctional ethylene oxide propylene oxide copolymer having a molecular weight of 48,560. To 100 g of the obtained compound, G, add 0.1 g of dibutyltin dilaurate as a catalyst, and 100 g of methylethyl ketone as a diluting solvent, and carry out the reaction at 80 C. After the reaction, remove methyl ethyl ketone to obtain a molecular weight of 49 g. , 620 compounds were obtained.
- a reaction vessel Into a reaction vessel were charged 92 g of glycerin as a starting material, 30 g of a hydration catalyst as a catalyst, and 5,950 g of ethylene oxide and 3,970 g of propylene oxide. After reacting at 130 ° C for 10 hours, a neutralization dehydration treatment was performed to obtain a trifunctional ethylene oxide-propylene oxide copolymer having a molecular weight of 10,000. To 100 g of the obtained compound was added 5.3 g of tolylenedioxide and 0.05 g of dibutyltin dilaurate as a catalyst, and the mixture was reacted at 80 ° C. for 3 hours to give a molecular weight of 10 5 20 compounds were obtained.
- the dye-sensitized solar cell of this example had a conversion efficiency equivalent to that of a solar cell using a liquid electrolyte.
- the short-circuit current is 14.7 [mA / cm 2 ]
- the open-circuit voltage is 0.70 [V]
- the fill factor is 0.68
- the conversion efficiency is 7.0 [] (measurement conditions : AM—1.5 (10 O mW / cm 2 ))
- Example 2-1-11 the compound A and the compound C were changed to form the gel electrolyte layer 7, respectively, and the other steps and constituent materials were the same as in Example 2-1.
- a dye-sensitized solar cell was manufactured. The conversion efficiency of each of these dye-sensitized solar cells was measured. The results are shown in Table 2. In addition, for the compounds synthesized by the present inventors, the synthesis method is also shown.
- Hexachlorocyclotriphosphazene Polydichlorophosphazene obtained by the polymerization of 250 parts by weight of poly (dichlorophosphazene) and polyethylene glycol having a molecular weight of 230 8 Polycondensation polymerization of sodium salt of 60 parts by weight produces a polyolefin having a molecular weight of 95,000. Osphazen polyol was obtained.
- Compound A 2 g of tolylene diisocyanate
- Compound C 10 g of silicone (manufactured by Chisso Corporation, trade name: modified silicone oil FM-4411); 68 g of electrolyte; triethylenediamine as catalyst. 0 1 g was used.
- reaction vessel 18 parts by weight of tolylene diisocyanate and 0.05 part by weight of dibutyltin dilaurate as a catalyst are added to 100 parts by weight of polytetramethylene glycol (manufactured by Mitsubishi Kasei Kogyo Co., Ltd., trade name: PTMG2000).
- polytetramethylene glycol manufactured by Mitsubishi Kasei Kogyo Co., Ltd., trade name: PTMG2000.
- the reaction was carried out at 80 ° C to obtain a compound with a molecular weight of 2,350.
- a reaction vessel 78,000 parts by weight of ethylene oxide and 19,600 parts by weight of propylene oxide were subjected to an addition reaction using 62 parts by weight of ethylene glycol as a starting material to obtain a polymer having a molecular weight of 97,700.
- a bifunctional ethylene oxide propylene oxide copolymer was obtained.
- To 100 parts by weight of the obtained compound were added 0.4 parts by weight of hexamethylene diisocyanate, 0.1 parts by weight of dibutyltin dilaurate as a catalyst, and 100 parts by weight of methylethyl ketone as a diluting solvent.
- the reaction was carried out at 80 ° C., and after the reaction, methyl ethyl ketone was removed to obtain a compound having a molecular weight of 98,000.
- a reaction vessel 62 g of ethylene glycol as a starting material and 30 g of potassium hydroxide as a catalyst were charged, and 6,340 g of ethylene oxide and 1,570 g of propylene oxide were further added. After charging and reacting at 130 ° C. for 10 hours, a neutralization and dehydration treatment was performed to obtain a bifunctional ethylene oxide-dope propylene oxide copolymer having a molecular weight of 7,960. Resulting compound into a 1 0 0 g hexamethylene diisopropyl cios Aneto 4. 2 g s dibutyltin dilaurate 0.
- a reaction vessel Into a reaction vessel were charged 92 g of glycerin as a starting material, 24 g of a hydroxylating sphere as a catalyst, and 6,340 g of ethylene oxide and 1,59 Og of propylene oxide. After a reaction at 130 ° C. for 8 hours, a neutralization dehydration treatment was carried out to obtain a trifunctional ethylene oxide-propylene oxide copolymer having a molecular weight of 8,000. 100 g of the obtained compound and 4.1 g of methyl acetic acid methyl ester were reacted at 60 ° C. in the presence of an alkali catalyst to form an alcohol, which was then treated with sulfuric acid, and modified with a carboxyl group having a molecular weight of 8,140. 90 g of polyether were obtained.
- polyester polyol manufactured by Toho Rika Co., Ltd., trade name: Phantol PL-2010
- 34.8 g of tolylene diisocyanate was mixed, and dibutyltin as a catalyst was mixed. After adding 0.05 g of dilaurate, the mixture was reacted at 80 ° C to obtain a compound.
- Example 3-1 A dye-sensitized solar cell using a solid polymer electrolyte was fabricated by the following method, and its conversion efficiency was evaluated.
- reference numeral 7 denotes a polymer solid electrolyte layer. This polymer solid electrolyte layer 7 was formed as follows.
- the high molecular solid electrolyte layer 7 was formed by impregnating the titanium oxide film 3 with the above polymer solid electrolyte precursor in the following procedure.
- a dye-sensitized solar cell including a solid polymer electrolyte layer 7 formed in the manner described above was irradiated with light having an intensity of solar Shiyu Millet evening in 1 0 0 mW / cm 2, the conversion efficiency is 2.4% And it was confirmed that it was useful as a solar cell.
- Example 3-2 to 3-12 the compound A and the compound D were changed to form the high molecular weight solid electrolyte layer 7, and the other steps and constituent materials were the same as in Example 3-11.
- a dye-sensitized solar cell was manufactured. Conversion efficiency was measured for each of these dye-sensitized solar cells, and the results are shown in Table 3.
- the synthesis method is also described.
- compound A 11.8 g of the compound obtained by the following synthesis method 2 was used, and as compound D, 10 g of polyetheramine (manufactured by HUNTSMAN, trade name: diephamin D-2000) was used. did.
- Compound A was used as compound A. 10 g of polyetheramine (manufactured by HUNTSMAN, trade name: Jeffamine T-50000) was used.
- Compound A was synthesized by the following synthesis method 3-4, Compound 35.6 g, Compound D, polyester polyol (Toho Rika Co., Ltd., trade name: Phantol PL 180) 0.5 g and Jetilt 0.5 g of ruendiamine and 0.01 lg of dibutyltin dilaurate as catalyst were used.
- compound A 13.6 g of the compound obtained by the following synthesis method 3-6, as compound D 0.3 g of polyethylene glycol having a molecular weight of 200 and 0.7 g of the compound obtained by the following synthesis method 3-7, as a catalyst 0.005 g of triethylenediamine was used.
- a reaction vessel 62 g of ethylene glycol as a starting material, 30 g of potassium hydroxide as a catalyst, 6,340 g of ethylene oxide and 1,570 g of propylene oxide were further charged. After reacting for hours, a neutralization dewatering treatment was performed to obtain a bifunctional ethylene oxide-propylene oxide copolymer having a molecular weight of 7,960.
- 0.1 g of dibutyltin dilaurate as a hexamethylene diisocyanate 4.2 s catalyst and 100 g of methylethyl ketone as a diluting solvent were added, and the reaction was carried out at 80 ° C. After the reaction, methyl ethyl ketone was removed to obtain a compound having a molecular weight of 8,300.
- a reaction vessel 106 g of diethylene glycol as a starting material, 24 g of potassium hydroxide as a catalyst, and 2,940 g of ethylene oxide and 1,980 g of propylene oxide were charged. After reacting for an hour, neutral dehydration treatment was carried out to obtain a bifunctional ethylene oxide-provylene oxide copolymer having a molecular weight of 4,980. 100 g of the obtained compound and 4.5 g of methyl acetate methyl acetate were reacted at 60 ° C. in the presence of an alkali catalyst, converted into an alcohol, treated with sulfuric acid, and treated with a carboxyl group-modified polyether having a molecular weight of 5,000. 90 g were obtained.
- compound A 5.3 g of compound 2 obtained by the above-mentioned synthesis method 3-3, and as compound D, 3 g of polycaprolactone triol (manufactured by Daicel Chemical Industries, Ltd., trade name: Placcel L 330 AL) and the following synthesis method 7 g of the compound obtained in 3-12 were used, and 0.02 g of triethylenediamine was used as a catalyst.
- polycaprolactone triol manufactured by Daicel Chemical Industries, Ltd., trade name: Placcel L 330 AL
- a reaction vessel was charged with 106 g of trimethylolpropane as a starting material, 3,980 g of ethylene oxide, and 3,850 g of propylene oxide, and 24 g of potassium hydroxide was used as a catalyst. After reacting at 8 ° C for 8 hours, neutralization and dehydration treatment was performed to obtain 7,950 g of a trifunctional ethylene oxide-propylene oxide copolymer. The molecular weight was 7,890.
- the compound A used was 16.7 g of the compound obtained by the above synthesis method 3-6, the compound D used was 10 g of the compound obtained by the following synthesis method 3-15, and the catalyst used was dibutyltin dilaurate 0.Olg as the catalyst. did.
- the polymer-free redox electrolyte is It is made of a polymer electrolyte having the same level of ionic conductivity as that of, and can be manufactured by simplifying the working process as compared with the conventional one, and the control of the electrolyte composition is easy.
- the third dye-sensitized solar cell has the advantages that the working process is simplified and the control of the electrolyte composition is easier, and that a solid polymer electrolyte is also used. Therefore, it has high mechanical strength, and since it does not use an electrolytic solution, it does not leak, and has high long-term stability and reliability.
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Description
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AU2002241268A AU2002241268B2 (en) | 2001-03-26 | 2002-03-20 | Dye-sensitized solar cell |
EP02707125A EP1387430A4 (en) | 2001-03-26 | 2002-03-20 | SOLAR BATTER SENSITIZED BY COLOR |
US10/473,464 US20050076949A1 (en) | 2001-03-26 | 2002-03-20 | Dye-sensitized solar cell |
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JP2001-88649 | 2001-03-26 | ||
JP2001088648A JP2002289272A (ja) | 2001-03-26 | 2001-03-26 | 色素増感型太陽電池 |
JP2001088647A JP2002289271A (ja) | 2001-03-26 | 2001-03-26 | 色素増感型太陽電池 |
JP2001-88648 | 2001-03-26 | ||
JP2001-88647 | 2001-03-26 | ||
JP2001088649A JP2002289273A (ja) | 2001-03-26 | 2001-03-26 | 色素増感型太陽電池 |
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PCT/JP2002/002727 WO2002078115A1 (en) | 2001-03-26 | 2002-03-20 | Dye-sensitized solar cell |
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EP (1) | EP1387430A4 (ja) |
CN (1) | CN1287482C (ja) |
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WO2003085680A1 (en) | 2002-04-11 | 2003-10-16 | Sony Corporation | Solid electrolyte, photoelectric converter and process for producing the same |
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CN101483104B (zh) * | 2008-12-26 | 2011-10-05 | 上海拓引数码技术有限公司 | 用于染料敏化电池的聚合物固体电解质及其制备方法 |
CN103021667B (zh) * | 2012-12-28 | 2019-02-26 | 北京石油化工学院 | 用于染料敏化太阳能电池的原位化学交联凝胶电解质及其制备方法 |
JP6047513B2 (ja) * | 2013-03-25 | 2016-12-21 | 富士フイルム株式会社 | 金属錯体色素、光電変換素子、色素増感太陽電池および金属錯体色素を含有する色素溶液 |
CN105788871B (zh) * | 2016-04-22 | 2019-05-28 | 北京石油化工学院 | 一种凝胶化时间可控的准固态电解质及应用 |
CN107887656A (zh) * | 2017-11-13 | 2018-04-06 | 桑顿新能源科技有限公司 | 一种凝胶态锂离子电池及其制备方法 |
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- 2002-03-20 AU AU2002241268A patent/AU2002241268B2/en not_active Ceased
- 2002-03-20 EP EP02707125A patent/EP1387430A4/en not_active Withdrawn
- 2002-03-20 WO PCT/JP2002/002727 patent/WO2002078115A1/ja active IP Right Grant
- 2002-03-20 CN CNB028084349A patent/CN1287482C/zh not_active Expired - Fee Related
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EP1387430A4 (en) | 2009-09-09 |
CN1287482C (zh) | 2006-11-29 |
CN1529922A (zh) | 2004-09-15 |
EP1387430A1 (en) | 2004-02-04 |
AU2002241268B2 (en) | 2007-02-01 |
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