WO2010021378A1 - 色素増感型光電変換素子 - Google Patents
色素増感型光電変換素子 Download PDFInfo
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- WO2010021378A1 WO2010021378A1 PCT/JP2009/064656 JP2009064656W WO2010021378A1 WO 2010021378 A1 WO2010021378 A1 WO 2010021378A1 JP 2009064656 W JP2009064656 W JP 2009064656W WO 2010021378 A1 WO2010021378 A1 WO 2010021378A1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0046—Ruthenium compounds
- C07F15/0053—Ruthenium compounds without a metal-carbon linkage
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B57/00—Other synthetic dyes of known constitution
- C09B57/10—Metal complexes of organic compounds not being dyes in uncomplexed form
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H10K85/344—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising ruthenium
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- 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
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- 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
- H01G9/2059—Light-sensitive devices comprising an organic dye as the active light absorbing material, e.g. adsorbed on an electrode or dissolved in solution
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/10—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising heterojunctions between organic semiconductors and inorganic semiconductors
- H10K30/15—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2
- H10K30/151—Sensitised wide-bandgap semiconductor devices, e.g. dye-sensitised TiO2 the wide bandgap semiconductor comprising titanium oxide, e.g. TiO2
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/655—Aromatic compounds comprising a hetero atom comprising only sulfur as heteroatom
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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
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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
- Y02E10/549—Organic PV cells
Definitions
- the present invention relates to a photoelectric conversion element having a thin film of semiconductor fine particles sensitized with a metal complex dye or a salt thereof and a solar cell using the same, and more specifically, a metal complex compound having a specific structure in a thin film of oxide semiconductor fine particles (
- the present invention relates to a photoelectric conversion element supporting a metal complex dye) and a solar cell using the photoelectric conversion element.
- Solar cells that use sunlight as an energy resource to replace fossil fuels such as oil and coal are drawing attention.
- active studies are being made on silicon solar cells using crystalline or amorphous silicon, or compound semiconductor solar cells using gallium, arsenic, or the like.
- a photoelectric conversion element using semiconductor fine particles sensitized with a dye or a solar cell using the same is also known, and a material and a manufacturing technique for producing the photoelectric conversion element are disclosed.
- Patent Document 1 Non-Patent Document 1, and Non-Patent Document 2
- This photoelectric conversion element is manufactured using a relatively inexpensive oxide semiconductor such as titanium oxide, and compared with a conventional solar cell using silicon or the like.
- a relatively inexpensive oxide semiconductor such as titanium oxide
- a low-cost photoelectric conversion element can be obtained, and a colorful solar cell can be obtained.
- the conversion efficiency is low as compared with the silicon solar cell, and further improvement of the conversion efficiency is desired. (See Patent Document 1).
- the present inventors have sensitized the thin film of semiconductor fine particles using a methine dye having a specific structure, and the photoelectric conversion element has been created to solve the above-described problems. As a result, the present invention has been completed.
- the present invention A photoelectric conversion element obtained by supporting a metal complex dye represented by the following formula (1) or a salt thereof on a thin film of oxide semiconductor fine particles provided on a substrate.
- m 1 represents an integer of 1 to 2
- n 1 represents an integer of 1 to 3
- X 1 represents an oxygen atom or a sulfur atom
- Y 1 and Y 2 each independently represent thiocyanate.
- M 1 and M 2 represent a hydrogen atom
- R 1 and R 2 represent a hydrogen atom
- R 3 and R 4 each independently represent carbon Represents a linear alkyl group of 1 to 6.
- R 3 and R 4 may be the same or different from each other.
- the photoelectric conversion element according to (1), wherein X 1 in formula (1) is a sulfur atom.
- the photoelectric conversion element according to (2), wherein n 1 in formula (1) is 1.
- the photoelectric conversion device according to (3), wherein Y 1 and Y 2 in formula (1) are both isothiocyanate groups (—NCS).
- the photoelectric conversion device according to (4), wherein R 3 and R 4 in Formula (1) are each independently a linear alkyl group having 3 to 5 carbon atoms.
- the photoelectric conversion device according to (5), wherein R 3 and R 4 in formula (1) are both n-butyl groups.
- the photoelectric conversion element according to (6), wherein m 1 in formula (1) is 2.
- the photoelectric conversion element according to (6), wherein m 1 in formula (1) is 1.
- One or more metal complex dyes represented by the formula (1) described in (1) or a salt thereof, a methine dye and / or the above formula on a thin film of oxide semiconductor fine particles provided on a substrate The photoelectric conversion element which carry
- X 1 represents an oxygen atom, a sulfur atom, a selenium atom or ⁇ NR 5 , where , R 5 represents a hydrogen atom or an optionally substituted aliphatic hydrocarbon atom, Y 1 and Y 2 each independently represents a thiocyanate group (—SCN), a halogen atom or an isothiocyanate group (—NCS).
- SCN thiocyanate group
- NCS isothiocyanate group
- Y 1 and Y 2 may combine to form a single ligand, and M 1 and M 2 each independently represent a hydrogen atom or an ammonium ion, R 1 and R 2 Each independently represents a hydrogen atom, an aliphatic hydrocarbon residue which may have a substituent, or an alkoxyl group which may have a substituent, and n 1 is 2 or more, or, in m 1 is 2, a plurality of R 1 and R 2 are each present If you, each of R 1 and R 2 may be the same or different.
- R 3 and R 4 may form a ring by a plurality of R 1 and / or R 2, further have a substituent on the ring R 3 and R 4 each independently represent a hydrogen atom, an aliphatic hydrocarbon residue that may have a substituent, or an aromatic hydrocarbon residue that may have a substituent.
- R 3 and R 4 may be the same or different from each other, and R 3 and R 4 are bonded to each other and substituted.
- An aromatic ring a, an aromatic ring b, an aromatic ring c, an aromatic ring d, and an aromatic ring e each have 1 to 3 substituents.
- the aromatic ring f may have 1 to 4 substituents.
- the metal complex dye of the present invention having a specific structure or a salt thereof, a photoelectric conversion element and a solar cell with high conversion efficiency and high stability can be provided.
- the metal complex dye or salt thereof of the present invention is characterized in that sufficient conversion efficiency can be obtained even if the oxide semiconductor fine particle film to be supported is thin.
- the photoelectric conversion element of the present invention is obtained by supporting a metal complex dye represented by the following formula (1) (including a salt thereof; the same applies hereinafter) on a thin film of oxide semiconductor fine particles provided on a substrate.
- a metal complex dye represented by the following formula (1) (including a salt thereof; the same applies hereinafter)
- the “compound” represents a compound or a salt thereof unless otherwise specified.
- n 1 represents an integer of 1 to 3.
- n 1 represents an integer of 1 to 3, and is preferably 1.
- X 1 represents an oxygen atom, a sulfur atom, a selenium atom or ⁇ NR 5 , preferably an oxygen atom, a sulfur atom or a selenium atom, more preferably an oxygen atom or a sulfur atom. Particularly preferred is a sulfur atom.
- R 5 represents a hydrogen atom or an aliphatic hydrocarbon residue which may have a substituent.
- the “aliphatic hydrocarbon residue” includes a saturated or unsaturated linear, branched or cyclic alkyl group which may have a substituent, and preferably has a substituent.
- Examples of the cyclic alkyl group which may have a substituent include cycloalkyl having 3 to 8 carbon atoms.
- Specific examples thereof include methyl group, ethyl group, n-propyl group, iso-propyl group, n-butyl group, iso-butyl group, t-butyl group, octyl group, octadecyl group, isopropyl group, cyclohexyl group.
- substituents examples include an aromatic residue which may have a substituent, an aliphatic hydrocarbon residue which may have a substituent, a hydroxyl group, a phosphate group, a cyano group, a nitro group, Examples include a halogen atom, a carboxyl group, a carbonamido group, an alkoxycarbonyl group, an arylcarbonyl group, an alkoxyl group, an aryloxy group, a substituted amide group, an acyl group, and a substituted or unsubstituted amino group.
- aromatic residue means a group obtained by removing one hydrogen atom from an aromatic ring
- specific examples of the aromatic ring include benzene, naphthalene, anthracene, phenanthrene, pyrene, perylene, terylene and the like.
- the "aliphatic hydrocarbon residue” it may be the same as those described in sections X 1.
- the “halogen atom” in the above include a fluorine atom, a chlorine atom, a bromine, an iodine atom and the like, preferably a fluorine atom or a chlorine atom, and more preferably a chlorine atom.
- the “alkoxycarbonyl group” includes, for example, an alkoxycarbonyl group having 1 to 10 carbon atoms.
- Specific examples thereof include methoxycarbonyl group, ethoxycarbonyl group, n-propoxycarbonyl group, isopropoxycarbonyl group, n-butoxycarbonyl group, isobutoxycarbonyl group, sec-butoxycarbonyl group, t-butoxycarbonyl group, n- Examples thereof include a pentoxycarbonyl group, n-hexyloxycarbonyl group, n-heptyloxycarbonyl group, n-nonyloxycarbonyl group, n-decyloxycarbonyl group and the like.
- arylcarbonyl group examples include groups in which an aryl group such as benzophenone and naphthophenone and carbonyl are linked.
- the “alkoxyl group” is a group obtained by removing a hydrogen atom from the “aliphatic hydrocarbon residue optionally having substituent (s)” described in the above section X 1 and ether-bonding with an oxygen atom.
- substituent (s) described in the above section X 1 and ether-bonding with an oxygen atom.
- the “aryloxy group” preferably includes a phenoxy group, a naphthoxy group and the like, and these may have a phenyl group or a methyl group as a substituent.
- substituted amide group examples include amide group, acetamide group, N-methylamide group, N-ethylamide group, N- (n-propyl) amide group, N- (n-butyl) amide group, N-isobutyramide group, N- (sec-butylamide) group, N- (t-butyl) amide group, N, N-dimethylamide group, N, N-diethylamide group, N, N-di (n-propyl) Amide group, N, N-di (n-butyl) amide group, N, N-diisobutyramide group, N-methylacetamide group, N-ethylacetamide group, N- (n-propyl) acetamide group, N- (n -Butyl) acetamide group, N-isobutylacetamide group, N- (sec-butyl) acetamide group, N- (t-buty
- examples of the “acyl group” include an alkylcarbonyl group having 1 to 10 carbon atoms and an arylcarbonyl group. Preferred is an alkylcarbonyl group having 1 to 4 carbon atoms, and specific examples include an acetyl group, a propionyl group, a trifluoromethylcarbonyl group, a pentafluoroethylcarbonyl group, a benzoyl group, and a naphthoyl group.
- an amino group an amino group, a mono- or dimethylamino group, a mono- or diethylamino group, a mono- or di (n-propyl) amino group, a mono- or di (n-butyl) amino group, Alkyl-substituted amino groups such as mono- or di (n-hexyl) amino groups, aromatic-substituted amino groups such as mono- or diphenylamino groups, mono- or dinaphthylamino groups, and alkyl groups such as monoalkylmonophenylamino groups and aromatic groups Examples thereof include an amino group or a benzylamino group substituted with hydrocarbon residues one by one, an acetylamino group, a phenylacetylamino group, and the like.
- Y 1 and Y 2 each independently represent a thiocyanate group (—SCN), a halogen atom or an isothiocyanate group (—NCS), and the thiocyanate group (—SCN) or the isothiocyanate group (—NCS) It is preferably an isothiocyanate group (—NCS).
- Y 1 and Y 2 may combine to form one ligand.
- the “halogen atom” may be the same as that described in the section of X 1 .
- M 1 and M 2 each independently represent a hydrogen atom or an ammonium ion, and preferably a hydrogen atom.
- Ammonium ions include alkylammonium ions such as tetramethylammonium ion, tetrabutylammonium ion, tetrahexylammonium ion, 1,3-dimethylimidazolium ion, 1,1-di-n-butylpyrrolidinium ion, piperidinium ion And cyclic ammonium ions such as piperadium ions.
- R 1 and R 2 each independently represent a hydrogen atom, an aliphatic hydrocarbon residue that may have a substituent, or an alkoxyl group that may have a substituent. Further, when n 1 is 2 or more, or m 1 is 2, and a plurality of R 1 and R 2 are present, each R 1 and R 2 may be the same or different from each other. Further, a plurality of R 1 and / or R 2 may form a ring, and further may have a substituent on this ring. Preferable examples of R 1 and R 2 include a hydrogen atom or an aliphatic hydrocarbon residue which may have a substituent, and more preferably a hydrogen atom.
- the “optionally substituted aliphatic hydrocarbon residue” and “alkoxyl group” may be the same as those described in the above section X 1 .
- R 3 and R 4 each independently represent a hydrogen atom, an aliphatic hydrocarbon residue which may have a substituent, or an aromatic hydrocarbon residue which may have a substituent. It is preferably an aliphatic hydrocarbon residue which may have a substituent, more preferably a saturated alkyl group which may have a substituent, having 1 to 6 carbon atoms. Is more preferably a linear alkyl group having 3 to 5 carbon atoms, and most preferably an n-butyl group.
- R 3 and R 4 may be the same as or different from each other.
- R 3 and R 4 may be bonded to each other to form a ring that may have a substituent.
- Examples of the ring formed by combining R 3 and R 4 include an aliphatic hydrocarbon ring which may have a substituent and a heterocyclic ring which may have a substituent.
- "Aliphatic hydrocarbon residue which may be substituted" the "aromatic hydrocarbon residue which may have a substituent” may be the same as those described in sections X 1 .
- R 1 , R 2 , R 3 and R 4 are considered in consideration of solubility in a solvent used when a dye is supported on the oxide semiconductor fine particles, an inhibitory effect on aggregation between molecules, and the like. Are appropriately selected.
- aliphatic hydrocarbon ring examples include saturated hydrocarbon rings such as cyclobutane ring, cyclopentane ring, cyclohexane ring and cycloheptane ring, unsaturated hydrocarbon rings such as cyclobutene ring, cyclopentene ring and cyclohexene ring. These may further have a substituent.
- 1,3-dioxane ring 1,3-dithiane ring, 1,3-dioxolane ring, 2,3,4,5-tetrahydropyridine ring, 3,4,5,6- Examples thereof include a tetrahydropyridazine ring and a 5,5-dimethyl-1,3-dioxane ring.
- the aromatic ring a, the aromatic ring b, and the aromatic ring e are 1 to 3, the aromatic ring f is 1 to 4, and substituents other than those specified in the formula (1) are further added.
- m 1 in formula (1) is 1, either aromatic ring c or aromatic ring d is 1 to 3, and the other is 1 to 4 substitutions other than those specified in formula (1)
- Each may further have a group, and when m 1 is 2, aromatic ring c and aromatic ring d each have 1 to 3 substituents other than those specified in formula (1). It may be.
- metal complex dyes represented by the formula (1) a metal complex dye represented by the following formula (2) or formula (3) is preferable.
- the metal complex dye represented by the formula (1) When the metal complex dye represented by the formula (1) has an acidic group such as a carboxyl group, a phosphoric acid group, a hydroxyl group, and a sulfonic acid group as a substituent, each of them may form a salt.
- Examples include salts with alkali metals or alkaline earth metals such as lithium, sodium, potassium, magnesium and calcium, or organic bases such as tetramethylammonium, tetrabutylammonium, pyridinium, imidazolium, piperazinium, piperidinium and the like. Mention may be made of salts with quaternary ammonium and the like. Preference is given to tetrabutylammonium salts and piperidinium salts.
- the metal complex dye represented by the formula (1) may take a structural isomer such as a cis isomer, a trans isomer and a mixture thereof, an optically active isomer, and a racemate, but any isomer is not particularly limited in the present invention. It can be favorably used as a photosensitizing dye.
- the metal complex dye represented by the formula (1) can be produced by, for example, the reaction formula shown below. That is, a bromofluorene compound represented by the following formula (4) can be converted to a substituent formula (5) with an alkylating agent or the like, and a compound of formula (7) can be obtained by a coupling reaction with a boronic acid compound (6). it can.
- the compound of formula (7) is brominated with NBS (N-bromosuccinimide) to give a compound of formula (8).
- NBS N-bromosuccinimide
- a compound of formula (13) can be obtained by condensing the compound of formula (11) and the compound of formula (12) by the method described in Non-Patent Document 4.
- the compound of formula (13) is reacted with ruthenium-p-cymene dimer (14) to give a compound of formula (15), and further, a bipyridine compound represented by formula (16) and a thiocyanate of formula (17)
- the metal complex dye represented by the formula (1) is obtained by reacting with ammonium acid.
- the dye-sensitized photoelectric conversion element of the present invention for example, a thin film of oxide semiconductor fine particles is provided on a substrate using oxide semiconductor fine particles, and then the metal complex dye of the formula (1) is supported on the thin film. It is.
- a substrate on which a thin film of oxide semiconductor fine particles is provided is preferably a conductive surface, but such a substrate is easily available in the market.
- conductive metal oxide such as tin oxide doped with indium, fluorine or antimony on the surface of glass or the surface of a transparent polymer material such as polyethylene terephthalate or polyether sulfone, copper, silver
- a film provided with a metal thin film such as gold can be used.
- the conductivity is usually 1000 ⁇ or less, and particularly preferably 100 ⁇ or less.
- the oxide semiconductor fine particles are preferably metal oxides, and specific examples thereof include oxides such as titanium, tin, zinc, tungsten, zirconium, gallium, indium, yttrium, niobium, tantalum, and vanadium. Of these, oxides such as titanium, tin, zinc, niobium and indium are preferred, and titanium oxide, zinc oxide and tin oxide are more preferred. These oxide semiconductors can be used alone, but can also be mixed or used by coating the surface of the semiconductor.
- the average particle diameter of the oxide semiconductor fine particles is usually 1 to 500 nm, preferably 1 to 100 nm.
- the oxide semiconductor fine particles can be used in a mixture of a large particle size and a small particle size, or can be used as a multilayer.
- the thin film of oxide semiconductor fine particles is a method of directly applying oxide semiconductor fine particles on a substrate by spray spraying, a method of electrically depositing semiconductor fine particles in a thin film form using a substrate as an electrode, a slurry of semiconductor fine particles or a semiconductor alkoxide, etc.
- the paste containing fine particles obtained by hydrolyzing the precursor of the semiconductor fine particles is applied on the substrate, it can be formed on the substrate by a method such as drying, curing or baking.
- a method using a slurry is preferable.
- the slurry is obtained by dispersing the oxide semiconductor fine particles that are secondarily aggregated in a dispersion medium so that the average primary particle diameter is 1 to 200 nm by a conventional method.
- the dispersion medium for dispersing the slurry is not particularly limited as long as it can disperse the semiconductor fine particles, and water, alcohols such as ethanol, ketones such as acetone and acetylacetone, hydrocarbons such as hexane, and the like are used. In addition, the use of water is preferable in that the viscosity change of the slurry is reduced.
- a dispersion stabilizer can be used for the purpose of stabilizing the dispersion state of the oxide semiconductor fine particles. Examples of the dispersion stabilizer that can be used include acids such as acetic acid, hydrochloric acid, and nitric acid, and organic solvents such as acetylacetone, acrylic acid, polyethylene glycol, and polyvinyl alcohol.
- the substrate coated with the slurry may be fired, and the firing temperature is usually 100 ° C. or higher, preferably 200 ° C. or higher, and the upper limit is generally lower than the melting point (softening point) of the substrate, and the upper limit is usually 900 ° C.
- the temperature is preferably 600 ° C. or lower.
- the firing time is not particularly limited, but is preferably within 4 hours.
- the thickness of the thin film of oxide semiconductor fine particles on the substrate is usually 1 to 200 ⁇ m, preferably 1 to 50 ⁇ m.
- the thin film of oxide semiconductor fine particles may be subjected to secondary treatment.
- a semiconductor by immersing the substrate with a thin film of oxide semiconductor fine particles directly in a solution of the same metal alkoxide, metal acyloxide, chloride, nitride, sulfide, etc. as the semiconductor, and drying or refiring the semiconductor.
- the performance of the fine film can also be improved.
- the metal alkoxide include titanium ethoxide, titanium isopropoxide, titanium t-butoxide, and the like
- the metal acyloxide include n-dibutyl-diacetyltin. When these are used, an alcohol solution is usually used.
- the chloride examples include titanium tetrachloride, tin tetrachloride, and zinc chloride. When these are used, an aqueous solution thereof is usually used.
- the oxide semiconductor thin film thus obtained is composed of fine particles of an oxide semiconductor.
- a method for supporting the metal complex dye represented by the formula (1) of the present invention on a thin film of oxide semiconductor fine particles will be described.
- a solution obtained by dissolving the metal complex dye in a solvent capable of dissolving the metal complex dye, or a metal complex dye having low solubility is a metal.
- a method of immersing a substrate provided with a thin film of oxide semiconductor fine particles in a dispersion obtained by dispersing a complex dye is mentioned.
- the immersion temperature is generally from room temperature to the boiling point of the solvent, and the immersion time is about 1 minute to 48 hours.
- the solvent that can be used for dissolving the metal complex dye include methanol, ethanol, acetonitrile, dimethyl sulfoxide, dimethylformamide, acetone, t-butanol and the like. These solvents may be used as a mixture of two or more in any ratio.
- an ammonium salt such as tetrabutylammonium iodide can be added to promote the dissolution of the dye.
- the concentration of the metal complex dye in the solution or dispersion may be appropriately determined according to the metal complex dye, but is usually 1 ⁇ 10 ⁇ 6 M to 1M, preferably 1 ⁇ 10 ⁇ 5 M to 1 ⁇ 10 ⁇ 1 M. is there.
- the photoelectric conversion element of the present invention having a thin film of oxide semiconductor fine particles sensitized with the metal complex dye of formula (1) is obtained.
- the metal complex dye of the formula (1) to be carried may be one kind or a mixture of several kinds. Moreover, when mixing, the metal complex pigment
- Examples of the metal complex dye that can be mixed with the metal complex dye represented by the formula (1) of the present invention are not particularly limited, but the ruthenium complex and its quaternary salt, phthalocyanine shown in Non-Patent Document 2, Porphyrin and the like are preferable, and organic dyes to be mixed and utilized include metal-free phthalocyanine, porphyrin and cyanine, merocyanine, oxonol, triphenylmethane, methine dyes such as acrylic acid dyes disclosed in Patent Document 2, xanthene, Examples thereof include azo dyes, anthraquinone dyes, and perylene dyes.
- a ruthenium complex Preferably, a ruthenium complex, a merocyanine, an acrylic acid-based methine dye, or the like is used.
- the dyes may be adsorbed sequentially on the thin film of semiconductor fine particles, or may be admixed and dissolved.
- the ratio of the dyes to be mixed there are no particular limitations on the ratio of the dyes to be mixed, and optimization conditions are appropriately selected according to each dye. In general, from an equimolar mixture, at least about 10% mol or more per dye is used. Is preferred. When a dye is adsorbed to a thin film of oxide semiconductor fine particles using a solution in which two or more kinds of dyes are dissolved or dispersed, the total concentration of the dye in the solution may be the same as when only one kind is supported.
- the solvent in the case of using a mixture of dyes the above-mentioned solvents can be used, and the solvents for the respective dyes to be used may be the same or different.
- the metal complex dye When the metal complex dye is supported on the thin film of oxide semiconductor fine particles, it is effective to support the metal complex dye in the presence of the inclusion compound in order to prevent association of the metal complex dyes.
- inclusion compounds include steroidal compounds such as cholic acid, crown ether, cyclodextrin, calixarene, polyethylene oxide, and the like. Deoxycholic acid, dehydrodeoxycholic acid, chenodeoxycholic acid, methyl cholate are preferable. Examples include esters, cholic acids such as sodium cholate, polyethylene oxide, and the like.
- the thin film of semiconductor fine particles may be treated with an amine compound such as 4-t-butylpyridine (TBP).
- TBP 4-t-butylpyridine
- a treatment method for example, a method of immersing a substrate provided with a thin film of semiconductor fine particles carrying a metal complex dye in an ethanol solution of amine is employed.
- the solar cell of the present invention is composed of a photoelectric conversion element electrode, a counter electrode, a redox electrolyte, a hole transport material, a p-type semiconductor, or the like in which a metal complex dye is supported on a thin film of the oxide semiconductor fine particles.
- the redox electrolyte, hole transport material, and p-type semiconductor include liquids, solidified bodies (gel and gel), and solids. Liquids such as redox electrolytes, molten salts, hole transport materials, p-type semiconductors, etc., dissolved in solvents and room temperature molten salts are solidified (gels and gels). Examples include a matrix and a low molecular gelling agent.
- a redox electrolyte As a solid material, a redox electrolyte, a molten salt, a hole transport material, a p-type semiconductor, or the like can be used.
- the hole transport material include amine derivatives, conductive polymers such as polyacetylene, polyaniline, and polythiophene, and materials used for discotic liquid crystal phases such as triphenylene compounds.
- the p-type semiconductor include CuI and CuSCN.
- the counter electrode is preferably conductive and has a catalytic action on the reduction reaction of the redox electrolyte.
- a glass or polymer film deposited with platinum, carbon, rhodium, ruthenium or the like, or a film coated with conductive fine particles can be used.
- the redox electrolyte used in the solar cell of the present invention includes a halogen redox electrolyte comprising a halogen compound and a halogen molecule having a halogen ion as a counter ion, ferrocyanate-ferricyanate, ferrocene-ferricinium ion, cobalt complex
- a halogen redox electrolyte comprising a halogen compound and a halogen molecule having a halogen ion as a counter ion, ferrocyanate-ferricyanate, ferrocene-ferricinium ion, cobalt complex
- metal redox electrolytes such as metal complexes
- organic redox electrolytes such as alkylthiol-alkyl disulfides, viologen dyes, hydroquinone-quinones, and the like, but halogen redox electrolytes are preferred.
- halogen molecule in the halogen redox electrolyte comprising a halogen compound-halogen molecule examples include an iodine molecule and a bromine molecule, and an iodine molecule is preferable.
- halogen compound having a halogen ion as a counter ion for example LiBr, NaBr, KBr, LiI, NaI, KI, CsI, CaI 2, MgI 2, CuI and halogenated metal salt or tetraalkylammonium iodide, and imidazolium
- halogen organic quaternary ammonium salts such as rhodium iodide and pyridinium iodide, and salts having iodine ions as counter ions are preferred.
- the electrolyte which uses imide ions, such as a bis (trifluoromethanesulfonyl) imide ion and a dicyano imide ion, as a counter ion other than the said iodine ion.
- imide ions such as a bis (trifluoromethanesulfonyl) imide ion and a dicyano imide ion
- an electrochemically inert solvent is used as the solvent.
- an electrochemically inert solvent for example, acetonitrile, propylene carbonate, ethylene carbonate, 3-methoxypropionitrile, methoxyacetonitrile, ethylene glycol, propylene glycol, diethylene glycol, triethylene glycol, ⁇ -butyrolactone, dimethoxyethane, diethyl carbonate, diethyl ether, diethyl carbonate, dimethyl carbonate, 1,2-dimethoxyethane, dimethylformamide, dimethyl sulfoxide, 1,3-dioxolane, methyl formate, 2-methyltetrahydrofuran, 3-methyl-oxazolidin-2-one, sulfolane, tetrahydrofuran, water and the like.
- acetonitrile, propylene carbonate, ethylene carbonate, 3-methoxypropioni Lil, methoxy acetonitrile, ethylene glycol, 3-methyl - oxazolidin-2-one, .gamma.-butyrolactone and the like are preferable. You may use these individually or in combination of 2 or more types.
- a gel electrolyte an oligomer or polymer matrix containing an electrolyte or an electrolyte solution, or a low molecular gelling agent described in Non-Patent Document 3 that also contains an electrolyte or an electrolyte solution, etc. Is mentioned.
- the concentration of the redox electrolyte is usually 0.01 to 99% by mass, preferably about 0.1 to 90% by mass.
- the counter electrode is disposed so as to sandwich the thin film between the electrodes of the photoelectric conversion element in which the metal complex dye of the formula (1) of the present invention is supported on the thin film of oxide semiconductor fine particles on the substrate. Is filled with a solution containing a redox electrolyte or the like.
- Synthesis example 1 Under a nitrogen atmosphere, a solution prepared by dissolving 20.8 parts of potassium tert-butoxide in 102 parts of dimethyl sulfoxide (DMSO) and a solution prepared by dissolving 15.4 parts of 2-bromofluorene in 153 parts of dimethyl sulfoxide (DMSO) It was dripped. After stirring for 30 minutes, 27.8 parts of butyl iodide was added dropwise while maintaining the reaction solution temperature at 40 to 45 ° C. After stirring at 40 ° C. for 40 minutes, the reaction solution was added to ice water.
- DMSO dimethyl sulfoxide
- DMSO dimethyl sulfoxide
- the reaction mixture was extracted with chloroform-water, the chloroform phase was dried over magnesium sulfate, and then chloroform was distilled off to obtain a brown tar-like solid.
- This brown tar-like solid was dissolved in a small amount of chloroform, separated and purified by column chromatography (hexane), and 12.6 parts of 2-bromo-9,9-dibutylfluorene was obtained as colorless crystals.
- Synthesis example 4 After dissolving 5.0 parts of the above compound (1002) and 2.2 parts of 2-chloro-4-pyridineboronic acid in 40 parts of 1,2-dimethoxyethane, tetrakis (triphenylphosphine) palladium (0) 38 parts and 25 parts of a 20% aqueous sodium carbonate solution were added and reacted under reflux for 5 hours. The reaction mixture was extracted with chloroform, and the chloroform phase was dried over magnesium sulfate, and then chloroform was distilled off. The resulting mixture was separated and purified by column chromatography (chloroform) to obtain 5.0 parts of the following compound (1003) as a pale yellow solid.
- reaction mixture was extracted with dichloromethane, and the dichloromethane phase was dried over magnesium sulfate, and then dichloromethane was distilled off.
- the resulting mixture was separated and purified by column chromatography (chloroform) to obtain 3.3 parts of the following compound (1004) as a pale yellow solid.
- the measured value of the nuclear magnetic resonance analysis of this compound was as follows. Measured values of nuclear magnetic resonance; 1 H-NMR (PPM: d6-DMSO): 0.515-0.562 (m, 6H), 0.614-0.663 (t, 12H), 1.012-1.098 (m, 16H), 2.086 (m, 8H), 2.233 (s, 3H), 2.634-2.728 (m, 1H), 6.020-6.040 (d, 2H), 6.259-6.279 (d, 2H), 7.364-7.392 (m, 4H), 7.479-7.508 (m, 2H), 7.821-7.953 (m, 10H), 7.988-8.008 (d, 2H), 8.371-8.384 (d, 2H), 9.045 (s, 2H), 9.454-9.475 (d, 2H)
- Example 1 Under a light-shielded and nitrogen atmosphere, 0.521 part of the above compound (1005) and 0.099 part of 2,2′-bipyridine-4,4′-dicarboxylic acid were added to 20 parts of dehydrated dimethylformamide (DMF) at 140 ° C. for 4 hours. Stir. 0.65 part of ammonium thiocyanate was added, and the mixture was further stirred for 4 hours. After completion of the reaction, the mixture was allowed to cool to room temperature and left for 36 hours. Thereafter, the reaction solution was filtered, the filtrate was poured into 100 parts of water, and the precipitated crystals were collected by filtration. The obtained crystals were washed twice with 2 parts of water and dried at 70 ° C. for 14 hours to obtain 0.522 parts of the compound (metal complex dye) of the compound number (6) in Table 1 as black brown crystals.
- DMF dehydrated dimethylformamide
- Example 2 and Comparative Example 1 A titanium oxide dispersion PASOL HPW-18NR (manufactured by Catalyst Kasei Kogyo Co., Ltd.) was made into a paste and applied onto a transparent conductive glass electrode to form a titanium oxide film. About 1 cc of a 0.04M titanium tetrachloride aqueous solution was dropped onto a semiconductor thin film obtained by sintering the titanium oxide film at 450 ° C. for 30 minutes, and left still at 60 ° C. for 30 minutes. By baking at 450 ° C.
- a porous substrate having a titanium tetrachloride-treated semiconductor thin film (film thickness: 7 ⁇ m, surface roughness shape measuring machine Surfcom 570A, measured by Tokyo Seimitsu Co., Ltd.) was obtained.
- the metal complex dye of compound number (6) obtained in Example 1 was dissolved in a mixed solvent of tert-butanol: acetonitrile (1: 1) so as to be 3.0 ⁇ 10 ⁇ 4 M, and chenodeoxycholic acid was further added. It added so that it might become 40 mM.
- the porous substrate obtained by the above-described method is immersed in this solution at room temperature (20 ° C.) for 12 hours to carry the dye, washed with the mixed solvent, and then dried, so that the dye-sensitized semiconductor fine particles
- the photoelectric conversion element of this invention which consists of a thin film of this was obtained.
- a comparative photoelectric conversion element was obtained using a compound represented by the following formula (2001) (described in Example 2 of Japanese Patent No. 3731752).
- the thin film of the semiconductor fine particles of the present invention and the comparative photoelectric conversion element thus obtained and the sputtering surface of the conductive glass sputtered with platinum are opposed to each other to provide a 20-micrometer gap and fixed, A solution containing the electrolyte (electrolytic solution) was injected into the gap to fill the gap, thereby obtaining the present invention and a solar cell for comparison, respectively.
- electrolyte (1,2-dimethyl-3-propylimidazolium iodide 0.6M) + (LiI 0.1M) + (I 2 0.1M) + (tert-butylpyridine 0.5M) 3
- a methoxypropionitrile solution was used.
- the size of the battery to be measured was an effective part of 0.25 cm 2 .
- the light source was 100 mW / cm 2 through an AM (air passing through the atmosphere) 1.5 filter.
- the short circuit current, the release voltage, and the conversion efficiency were measured using a solar simulator YSS-50A (Yamashita Denso Co., Ltd.).
- the measured value of the nuclear magnetic resonance analysis of this compound (1006) was as follows. Measured values of nuclear magnetic resonance; 1 H-NMR (PPM: CD 2 Cl 2 ): 0.65 (m.10H), 1.15 (m.4H), 2.10 (t.4H), 7.41 (m.4H), 7 .53 (d.1H), 7.62 (dd.1H), 7.78 (m.5H), 7.91 (m.1H), 8.53 (d.1H), 8.71 (d. 1H), 8.76 (m.2H)
- the measured value of the nuclear magnetic resonance analysis of this compound (1007) was as follows. Measured values of nuclear magnetic resonance; 1 H-NMR (PPM: d-DMSO): 0.58 (m.10H), 1.03 (m.10H), 2.06 (m.4H), 2.21 (s.3H), 2. 61 (m.1H), 6.01 (d.2H), 6.26 (t.2H), 7.37 (m.2H), 7.48 (m.1H), 7.88 (m.7H) ), 8.35 (m.2H), 8.93 (m.2H), 9.51 (dd.2H)
- Example 3 Under a light-shielded and nitrogen atmosphere, 3.00 parts of the above compound (1007) and 0.82 parts of 2,2′-bipyridine-4,4′-dicarboxylic acid were stirred in 166 ml of dehydrated dimethylformamide (DMF) at 140 ° C. for 4 hours. did. 5.38 parts of ammonium thiocyanate was added and further stirred for 4 hours. After completion of the reaction, the mixture was allowed to cool to room temperature and left for 36 hours. Thereafter, the reaction solution was filtered, the filtrate was poured into 830 parts of water, and the precipitated crystals were collected by filtration. The obtained crystals were washed twice with 2 parts of water and dried at 70 ° C. for 14 hours to obtain 2.78 parts of the compound (metal complex dye) of Compound No. (46) as black-brown crystals.
- DMF dehydrated dimethylformamide
- Example 4 and Example 5 A titanium oxide dispersion PASOL HPW-18NR (manufactured by Catalyst Kasei Kogyo Co., Ltd.) was made into a paste and applied onto a transparent conductive glass electrode to form a titanium oxide film. About 1 cc of a 0.04M titanium tetrachloride aqueous solution was dropped onto a semiconductor thin film obtained by sintering the titanium oxide film at 450 ° C. for 30 minutes, and left still at 60 ° C. for 30 minutes. By baking at 450 ° C.
- Example 1 a porous substrate having a titanium tetrachloride-treated semiconductor thin film (film thickness: 7 ⁇ m, surface roughness shape measuring machine Surfcom 570A, measured by Tokyo Seimitsu Co., Ltd.) was obtained.
- Example 1 Compound No. 6 and Example 3 with the resultant compound No. (46) of the metal complex dye of 3.0 ⁇ 10 -4 becomes M as tert- butanol: acetonitrile (1: 1) dissolved in the mixed solvent, and chenodeoxycholic acid was added to 10 mM with respect to compound number (6), and ursodeoxycholic acid was added to 10 mM with respect to compound number (46). .
- the porous substrate obtained by the above-described method was immersed in this solution at room temperature (20 ° C.) for 12 hours to carry each dye, washed with the mixed solvent, and dried to be dye sensitized.
- a photoelectric conversion element of the present invention comprising a thin film of semiconductor fine particles was obtained.
- the thin film of the semiconductor fine particles of the photoelectric conversion element of the present invention thus obtained and the sputtering surface of the conductive glass sputtered with platinum are opposed to each other, and a 20 micrometer gap is provided and fixed.
- a solar cell of the present invention was obtained by injecting a solution (electrolytic solution) containing an electrolyte to fill the voids.
- the size of the battery to be measured was an effective part of 0.25 cm 2 .
- the light source was 100 mW / cm 2 through an AM (air passing through the atmosphere) 1.5 filter.
- the short-circuit current, release voltage, and conversion efficiency were measured using a solar simulator WXS-155S-10 AM1.5G (manufactured by Wacom Denso Co., Ltd.).
- the metal complex dye having a specific structure of the present invention or a salt thereof as a sensitizing dye of a dye-sensitized photoelectric conversion element, even when the oxide semiconductor fine particle film supporting the dye is thin, the conversion efficiency is high and stable. High photoelectric conversion elements and solar cells can be obtained.
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Abstract
Description
(1)基板上に設けられた酸化物半導体微粒子の薄膜に、下記式(1)で表される金属錯体色素又はその塩を担持させてなる光電変換素子。
(2)式(1)におけるX1が硫黄原子である(1)に記載の光電変換素子。
(3)式(1)におけるn1が1である(2)に記載の光電変換素子。
(4)式(1)におけるY1及びY2がいずれもイソチオシアネート基(-NCS)である(3)に記載の光電変換素子。
(5)式(1)におけるR3及びR4が、それぞれ独立に、炭素数3~5の直鎖アルキル基である(4)に記載の光電変換素子。
(6)式(1)におけるR3及びR4がいずれもn-ブチル基である(5)に記載の光電変換素子。
(7)式(1)におけるm1が2である(6)に記載の光電変換素子。
(8)式(1)におけるm1が1である(6)に記載の光電変換素子。
(9)基板上に設けられた酸化物半導体微粒子の薄膜に、(1)に記載の式(1)で表される金属錯体色素又はその塩の一種以上と、メチン系色素及び/又は前記式(1)以外の構造を有する金属錯体色素とを担持させた光電変換素子。
(10)前記薄膜が二酸化チタン、酸化亜鉛又は酸化スズを含有する(1)乃至(9)のいずれか一項に記載の光電変換素子。
(11)包摂化合物の存在下で金属錯体色素又はその塩を担持させてなる(1)乃至(10)のいずれか一項に記載の光電変換素子。
(12)(1)乃至(11)のいずれか一項に記載の光電変換素子を用いてなる太陽電池。
(13)(1)に記載の式(1)で表される金属錯体色素又はその塩。
(14)基板上に設けられた酸化物半導体微粒子の薄膜に、下記式(1)で表される金属錯体色素又はその塩を担持させてなる光電変換素子。
本発明の光電変換素子は、基板上に設けられた酸化物半導体微粒子の薄膜に下記式(1)で表される金属錯体色素(その塩を含む。以下同様)を担持させたものである。なお本明細書において、「化合物」とは、特に断りの無い場合には化合物又はその塩を表すものとする。
置換基としては、例えば、置換基を有していてもよい芳香族残基、置換基を有していてもよい脂肪族炭化水素残基、ヒドロキシル基、リン酸基、シアノ基、ニトロ基、ハロゲン原子、カルボキシル基、カルボンアミド基、アルコキシカルボニル基、アリールカルボニル基、アルコキシル基、アリールオキシ基、置換アミド基、アシル基及び置換もしくは非置換アミノ基等が挙げられる。
上記における「ハロゲン原子」としては、フッ素原子、塩素原子、臭素、ヨウ素原子等が挙げられ、フッ素原子又は塩素原子であることが好ましく、塩素原子であることが更に好ましい。
上記における、「アルコキシカルボニル基」とは、例えば炭素数1~10のアルコキシカルボニル基等が挙げられる。その具体例としては、メトキシカルボニル基、エトキシカルボニル基、n-プロポキシカルボニル基、イソプロポキシカルボニル基、n-ブトキシカルボニル基、イソブトキシカルボニル基、sec-ブトキシカルボニル基、t-ブトキシカルボニル基、n-ペントキシカルボニル基、n-ヘキシルオキシカルボニル基、n-ヘプチルオキシカルボニル基、n-ノニルオキシカルボニル基、n-デシルオキシカルボニル基等が挙げられる。
尚、式(1)中、R1、R2、R3及びR4は、酸化物半導体微粒子に色素を担持する際に用いる溶媒に対する溶解度や、分子間での凝集に対する抑制効果等を考慮して、適宜選択される。
このようにして得られた酸化物半導体薄膜は酸化物半導体の微粒子から成っている。
前記式(1)の金属錯体色素を担持させる方法としては、該金属錯体色素を溶解しうる溶媒に金属錯体色素を溶解して得た溶液、又は溶解性の低い金属錯体色素にあっては金属錯体色素を分散せしめて得た分散液に上記酸化物半導体微粒子の薄膜の設けられた基板を浸漬する方法が挙げられる。浸漬温度はおおむね常温から溶媒の沸点迄であり、また浸漬時間は1分間から48時間程度である。金属錯体色素を溶解させるのに使用しうる溶媒の具体例として、メタノール、エタノール、アセトニトリル、ジメチルスルホキシド、ジメチルホルムアミド、アセトン、t-ブタノール等が挙げられる。これらの溶媒は2種以上を任意の割合で混合して用いてもよい。また、前記式(1)の金属錯体色素がこれらの溶媒に対して十分な溶解度を示さない場合は、テトラブチルアンモニウムヨーダイド等のアンモニウム塩を添加し、色素の溶解を促進させることもできる。溶液又は分散液中の金属錯体色素濃度は、金属錯体色素に応じて適宜決めればよいが、通常1×10-6M~1M、好ましくは1×10-5M~1×10-1Mである。このようにして、式(1)の金属錯体色素で増感された酸化物半導体微粒子の薄膜を有する本発明の光電変換素子が得られる。
吸光度は分光光度計UV-3150(島津製作所製)により、核磁気共鳴分析はジェミニ 300(バリアン社製)により、質量分析は高速液体クロマトグラフ質量分析計LCMS-2010EV(島津製作所製)によりそれぞれ測定した。
窒素雰囲気下、カリウム-tert-ブトキシド20.8部をジメチルスルホキシド(DMSO)102部に溶解させた溶液に、2-ブロモフルオレン15.4部をジメチルスルホキシド(DMSO)153部に溶解させた溶液を滴下した。30分間撹拌後、反応液温度を40~45℃に保ちながらヨウ化ブチル27.8部を滴下した。40℃で40分間撹拌後、反応液を氷水に加えた。反応混合物をクロロホルム-水で抽出し、クロロホルム相を硫酸マグネシウムで乾燥後、クロロホルムを留去して褐色タール状固体を得た。この褐色タール状固体を少量のクロロホルムに溶解し、カラムクロマト(ヘキサン)で分離、精製し、2-ブロモ-9,9-ジブチルフルオレン12.6部を無色の結晶として得た。
2-チオフェンボロン酸2.7部と2-ブロモ-9,9-ジブチルフルオレン6部を1,2-ジメトキシエタン78部に溶解した後、テトラキス(トリフェニルホスフィン)パラジウム(0)を0.59部と20%炭酸ナトリウム水溶液を47部加え、還流下5時間反応させた。反応混合物をトルエンで抽出し、トルエン相を硫酸マグネシウムで乾燥後、トルエンを留去して褐色タール状混合物を得た。得られた褐色タール状混合物をカラムクロマト(ヘキサン-酢酸エチル)で分離、精製し、下記化合物(1001)5.9部を無色結晶として得た。
上記化合物(1001)5.9部をクロロホルムと酢酸の1:1混合液635部に溶解した後、N-ブロモスクシンイミドを1.9部加え、還流下1時間反応させた。さらにN-ブロモスクシンイミド0.94部を追加した後、還流下1時間反応させた。反応混合物を5%炭酸水素ナトリウム水溶液-クロロホルムで抽出し、クロロホルム相を硫酸マグネシウムで乾燥後、クロロホルムを留去した。得られた混合物をカラムクロマト(ヘキサン-酢酸エチル)で分離、精製し、下記化合物(1002)6.8部を無色結晶として得た。
上記化合物(1002)5.0部と2-クロロ-4-ピリジンボロン酸2.2部を1,2-ジメトキシエタン40部に溶解した後、テトラキス(トリフェニルホスフィン)パラジウム(0)を0.38部と20%炭酸ナトリウム水溶液を25部加え、還流下5時間反応させた。反応混合物をクロロホルムで抽出し、クロロホルム相を硫酸マグネシウムで乾燥後、クロロホルムを留去した。得られた混合物をカラムクロマト(クロロホルム)で分離、精製し、下記化合物(1003)5.0部を淡黄色固体として得た。
窒素雰囲気下、ジブロモビス(トリフェニルホスフィン)ニッケル(II)1.6部、亜鉛粉末1.2部、塩化リチウム0.78部、テトラエチルアンモニウムヨージド2.7部をテトラヒドロフラン39部に加え撹拌した。上記化合物(1003)5.0部をテトラヒドロフラン20部に溶解させた溶液を滴下し、還流下20時間反応させた。反応液を室温まで冷却した後、30%アンモニア水44部、水32部、ジクロロメタン178部を加え、15分撹拌した。反応混合物をジクロロメタンで抽出し、ジクロロメタン相を硫酸マグネシウムで乾燥後、ジクロロメタンを留去した。得られた混合物をカラムクロマト(クロロホルム)で分離、精製し、下記化合物(1004)3.3部を淡黄色固体として得た。
窒素雰囲気下、上記化合物(1004)1部とルテニウム-p-シメンダイマー0.35部をクロロホルム75部中、4時間加熱還流した。反応終了後、クロロホルムを留去し、60℃で14時間乾燥し、下記化合物(1005)1.35部を褐色結晶として得た。
核磁気共鳴の測定値;
1H-NMR(PPM:d6-DMSO):0.515-0.562(m,6H),0.614-0.663(t,12H),
1.012-1.098(m,16H),2.086(m,8H),2.233(s,3H),2.634-2.728(m,1H),
6.020-6.040(d,2H),6.259-6.279(d,2H),7.364-7.392(m,4H),
7.479-7.508(m,2H),7.821-7.953(m,10H),7.988-8.008(d,2H),
8.371-8.384(d,2H),9.045(s,2H),9.454-9.475(d,2H)
遮光及び窒素雰囲気下、上記化合物(1005)0.521部と2,2’-ビピリジン-4,4’-ジカルボン酸0.099部を脱水ジメチルホルムアミド(DMF)20部中、140℃で4時間攪拌した。チオシアン酸アンモニウム0.65部を添加し、更に4時間攪拌した。反応終了後、室温まで放冷、36時間放置した。その後、反応液をろ過し、ろ液を水100部に注加し、析出した結晶をろ取した。得られた結晶を水2部で2回洗浄後、70℃で14時間乾燥し、前記表1の化合物番号(6)の化合物(金属錯体色素)0.522部を黒褐色結晶として得た。
吸光度の測定
最大吸収波長(λmax)=388nm、分子吸光係数(ε)=56625(溶媒:N,N-ジメチルホルムアミド)
尚、この化合物は、553nmに極大吸収波長を有した。
核磁気共鳴の測定値;
1H-NMR(PPM:d6-DMSO):0.534-0.670(m,16H),0.989-1.083(m,12H),2.081(m,8H),
7.089-7.102(d,2H),7.361-7.461(m,8H),7.656-7.744(dd,2H),
7.843-7.950(m,8H),8.155-8.384(m,4H),8.967-9.018(d,2H),
9.123-9.171(d,2H),9.216-9.235(d,1H),9.459-9.478(d,1H)
質量分析測定値;
Mass(M-1)=1334
酸化チタン分散液PASOL HPW-18NR(触媒化成工業株式会社製)をペースト化し、透明導電性ガラス電極上に塗布して酸化チタン膜を形成した。該酸化チタン膜を450℃で30分間焼結して得られた半導体の薄膜に、0.04M四塩化チタン水溶液を約1cc滴下して60℃で30分間静置し、水洗を施した後に再度450℃で30分間焼成することにより、四塩化チタン処理半導体薄膜(膜厚7μm、表面粗さ形状測定機 サーフコム570A 東京精密社製で測定)を有する多孔質基板を得た。
実施例1で得られた化合物番号(6)の金属錯体色素を3.0×10-4Mになるようにtert-ブタノール:アセトニトリル(1:1)の混合溶媒に溶解し、更にケノデオキシコール酸を40mMになるように添加した。この溶液に、前述の方法で得られた多孔質基板を室温(20℃)で12時間浸漬して色素を担持させ、前記混合溶媒で洗浄した後に乾燥させることで、色素増感された半導体微粒子の薄膜からなる本発明の光電変換素子を得た。同様にして、下記式(2001)で表される化合物(特許第3731752号の例2に記載)を用いて比較用の光電変換素子を得た。
このようにして得られた本発明及び比較用の光電変換素子の半導体微粒子の薄膜と、白金でスパッタされた導電性ガラスのスパッタ面とを対峙させて20マイクロメーターの空隙を設けて固定し、その空隙に電解質を含む溶液(電解液)を注入して空隙を満たすことにより、本発明及び比較用の太陽電池をそれぞれ得た。電解液としては、(1,2-ジメチル-3-プロピルイミダゾリウムヨーダイド 0.6M)+(LiI 0.1M)+(I2 0.1M)+(tert-ブチルピリジン 0.5M)の3-メトキシプロピオニトリル溶液を使用した。
また、本発明の金属錯体色素は精製過程や二酸化チタン電極上に吸着させる際の有機溶媒への溶解性も高いことから、これら作業性に優れた性質も備えている。
窒素雰囲気下、上記化合物(1003)4.7部とビス(トリ-tert-ブチルホスフィン)パラジウム(0)0.1部をテトラヒドロフラン27部に加えて撹拌した。2-ピリジルジンクブロミドのテトラヒドロフラン溶液(0.5mol/L)30部を滴下し、還流下1時間反応させた。さらに、ビス(トリ-tert-ブチルホスフィン)パラジウム(0)0.1部を加えて2時間還流させることを2回繰り返した。反応液を室温まで冷却した後、反応混合物をクロロホルムで抽出し、クロロホルム相を硫酸マグネシウムで乾燥後、クロロホルムを留去した。得られた混合物をクロロホルム/ヘキサン混合液で再結晶させ、下記化合物(1006)4.5部を淡黄色固体として得た。
核磁気共鳴の測定値;
1H-NMR(PPM:CD2Cl2):0.65(m.10H),1.15(m.4H),2.10(t.4H),7.41(m.4H),7.53(d.1H),7.62(dd.1H),7.78(m.5H),7.91(m.1H),8.53(d.1H),8.71(d.1H),8.76(m.2H)
窒素雰囲気下、上記化合物(1006)2.00部とルテニウム-p-シメンダイマー1.19部をクロロホルム200ml中、4時間加熱還流した。反応終了後、クロロホルムを留去し、60℃で14時間乾燥し、下記化合物(1007)3.18部を褐色結晶として得た。
核磁気共鳴の測定値;
1H-NMR(PPM:d-DMSO):0.58(m.10H),1.03(m.10H),2.06(m.4H),2.21(s.3H),2.61(m.1H),6.01(d.2H),6.26(t.2H),7.37(m.2H),7.48(m.1H),7.88(m.7H),8.35(m.2H),8.93(m.2H),9.51(dd.2H)
遮光及び窒素雰囲気下、上記化合物(1007)3.00部と2,2’-ビピリジン-4,4’-ジカルボン酸0.82部を脱水ジメチルホルムアミド(DMF)166ml中、140℃で4時間攪拌した。チオシアン酸アンモニウム5.38部を添加し、更に4時間攪拌した。反応終了後、室温まで放冷、36時間放置した。その後、反応液をろ過し、ろ液を水830部に注加し、析出した結晶をろ取した。得られた結晶を水2部で2回洗浄後、70℃で14時間乾燥し、化合物番号(46)の化合物(金属錯体色素)2.78部を黒褐色結晶として得た。
吸光度の測定
最大吸収波長(λmax)=387nm、分子吸光係数(ε)=40563(溶媒:ジメチルスルホキシド:エタノール=1:9混合溶液)
尚、この化合物は530nmにも極大吸収波長を有し、530nmにおける分子吸光係数(ε)は17750であった。
酸化チタン分散液PASOL HPW-18NR(触媒化成工業株式会社製)をペースト化し、透明導電性ガラス電極上に塗布して酸化チタン膜を形成した。該酸化チタン膜を450℃で30分間焼結して得られた半導体の薄膜に、0.04M四塩化チタン水溶液を約1cc滴下して60℃で30分間静置し、水洗を施した後に再度450℃で30分間焼成することにより、四塩化チタン処理半導体薄膜(膜厚7μm、表面粗さ形状測定機 サーフコム570A 東京精密社製で測定)を有する多孔質基板を得た。
実施例1で得られた化合物番号(6)及び実施例3で得られた化合物番号(46)の金属錯体色素を3.0×10-4Mになるようにtert-ブタノール:アセトニトリル(1:1)の混合溶媒に溶解し、化合物番号(6)に対してケノデオキシコール酸を10mMになるように、また化合物番号(46)に対しては、ウルソデオキシコール酸を10mMになるようにそれぞれ添加した。この溶液に、前述の方法で得られた多孔質基板を室温(20℃)で12時間浸漬して各色素をそれぞれ担持させ、前記混合溶媒で洗浄した後に乾燥させることで、色素増感された半導体微粒子の薄膜からなる本発明の光電変換素子を得た。
このようにして得られた本発明の光電変換素子の半導体微粒子の薄膜と、白金でスパッタされた導電性ガラスのスパッタ面とを対峙させて20マイクロメーターの空隙を設けて固定し、その空隙に電解質を含む溶液(電解液)を注入して空隙を満たすことにより、本発明の太陽電池をそれぞれ得た。電解液としては、(1,2-ジメチル-3-プロピルイミダゾリウムヨーダイド 0.6M)+(LiI 0.1M)+(I2 0.1M)+(tert-ブチルピリジン 0.5M)の3-メトキシプロピオニトリル溶液を使用した。
また、本発明の金属錯体色素は精製過程や二酸化チタン電極上に吸着させる際の有機溶媒への溶解性も高いことから、これら作業性に優れた性質も備えている。
Claims (14)
- 式(1)におけるX1が硫黄原子である請求項1に記載の光電変換素子。
- 式(1)におけるn1が1である請求項2に記載の光電変換素子。
- 式(1)におけるY1及びY2がいずれもイソチオシアネート基(-NCS)である請求項3に記載の光電変換素子。
- 式(1)におけるR3及びR4が、それぞれ独立に、炭素数3~5の直鎖アルキル基である請求項4に記載の光電変換素子。
- 式(1)におけるR3及びR4がいずれもn-ブチル基である請求項5に記載の光電変換素子。
- 式(1)におけるm1が2である請求項6に記載の光電変換素子。
- 式(1)におけるm1が1である請求項6に記載の光電変換素子。
- 基板上に設けられた酸化物半導体微粒子の薄膜に、請求項1に記載の式(1)で表される金属錯体色素又はその塩の一種以上と、メチン系色素及び/又は前記式(1)以外の構造を有する金属錯体色素とを担持させた光電変換素子。
- 前記薄膜が二酸化チタン、酸化亜鉛又は酸化スズを含有する請求項1乃至9のいずれか一項に記載の光電変換素子。
- 包摂化合物の存在下で金属錯体色素又はその塩を担持させてなる請求項1乃至10のいずれか一項に記載の光電変換素子。
- 請求項1乃至11のいずれか一項に記載の光電変換素子を用いてなる太陽電池。
- 請求項1に記載の式(1)で表される金属錯体色素又はその塩。
- 基板上に設けられた酸化物半導体微粒子の薄膜に、下記式(1)で表される金属錯体色素又はその塩を担持させてなる光電変換素子。
(式(1)中、m1は1~2の整数を、n1は1~3の整数をそれぞれ表す。X1は、酸素原子、硫黄原子、セレン原子又は=NR5を表す。ここで、R5は水素原子又は置換基を有していてもよい脂肪族炭化水素原子を表す。Y1及びY2はそれぞれ独立にチオシアネート基(-SCN)、ハロゲン原子又はイソチオシアネート基(-NCS)を表す。また、Y1とY2は結合して一つの配位子を形成してもよい。M1及びM2は、それぞれ独立に、水素原子又はアンモニウムイオンを表す。R1及びR2は、それぞれ独立に、水素原子、置換基を有していてもよい脂肪族炭化水素残基又は置換基を有していてもよいアルコキシル基を表す。また、n1が2以上であるか、又は、m1が2で、R1及びR2がそれぞれ複数存在する場合、それぞれのR1及びR2は互いに同一でも異なっていてもよい。また、R1及び/又はR2の複数個で環を形成してもよく、さらにこの環上に置換基を有してもよい。R3及びR4は、それぞれ独立に、水素原子、置換基を有していてもよい脂肪族炭化水素残基又は置換基を有していてもよい芳香族炭化水素残基を表す。m1が2でR3及びR4がそれぞれ複数存在する場合、それぞれのR3及びR4は互いに同一でも異なっていてもよい。また、R3及びR4は互いに結合して置換基を有していてもよい環を形成してもよい。芳香環a、芳香環b、芳香環c、芳香環d及び芳香環eはそれぞれ1個~3個の置換基を有していてもよい。芳香環fは1個~4個の置換基を有していてもよい。)
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| JP2011222477A (ja) * | 2010-04-06 | 2011-11-04 | Seoul National Univ Industry Foundation | フレキシブル染料感応太陽電池及びその製造方法 |
| WO2011145551A1 (ja) | 2010-05-17 | 2011-11-24 | 日本化薬株式会社 | 熱硬化型光電変換素子用シール剤を用いた光電変換素子 |
| JP2012508227A (ja) * | 2008-11-11 | 2012-04-05 | エコール ポリテクニーク フェデラル ドゥ ローザンヌ(エーペーエフエル) | 色素増感された光起電性素子の増感剤用の新規な固定配位子 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2664194B2 (ja) | 1988-02-12 | 1997-10-15 | エコル ポリテクニク フェデラル ドゥ ローザンヌ | 光電気化学電池・その製法及び使用法 |
| WO2002011213A1 (en) | 2000-07-27 | 2002-02-07 | Nippon Kayaku Kabushiki Kaisha | Dye-sensitized photoelectric transducer |
| JP3731752B2 (ja) | 1992-08-21 | 2006-01-05 | エコール ポリテクニーク フェデラル ドゥ ローザンヌ(エーペーエフエル) | 有機化合物 |
| JP2007302879A (ja) * | 2006-05-11 | 2007-11-22 | National Central Univ | 光増感色素 |
| JP2008021496A (ja) * | 2006-07-12 | 2008-01-31 | Nippon Kayaku Co Ltd | 色素増感光電変換素子 |
| WO2009020098A1 (ja) * | 2007-08-08 | 2009-02-12 | Nippon Kayaku Kabushiki Kaisha | パイ電子共役系を拡張した色素増感型太陽電池用増感色素 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE432306T1 (de) * | 2003-03-07 | 2009-06-15 | Merck Patent Gmbh | Fluorene und arylgruppen enthaltende mono-, oligo-und polymere |
| AU2006209496B2 (en) * | 2005-01-27 | 2010-08-19 | Nippon Kayaku Kabushiki Kaisha | Modified titanium oxide microparticle and photoelectric transducer making use of the same |
| TWI370120B (en) | 2008-01-31 | 2012-08-11 | Everlight Chem Ind Corp | Ruthenium complex |
-
2009
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2664194B2 (ja) | 1988-02-12 | 1997-10-15 | エコル ポリテクニク フェデラル ドゥ ローザンヌ | 光電気化学電池・その製法及び使用法 |
| JP3731752B2 (ja) | 1992-08-21 | 2006-01-05 | エコール ポリテクニーク フェデラル ドゥ ローザンヌ(エーペーエフエル) | 有機化合物 |
| WO2002011213A1 (en) | 2000-07-27 | 2002-02-07 | Nippon Kayaku Kabushiki Kaisha | Dye-sensitized photoelectric transducer |
| JP2007302879A (ja) * | 2006-05-11 | 2007-11-22 | National Central Univ | 光増感色素 |
| JP2008021496A (ja) * | 2006-07-12 | 2008-01-31 | Nippon Kayaku Co Ltd | 色素増感光電変換素子 |
| WO2009020098A1 (ja) * | 2007-08-08 | 2009-02-12 | Nippon Kayaku Kabushiki Kaisha | パイ電子共役系を拡張した色素増感型太陽電池用増感色素 |
Non-Patent Citations (4)
| Title |
|---|
| B. O'REGAN ET AL., NATURE, vol. 353, 1991, pages 737 |
| M. K. NAZEERUDDIN ET AL., J. AM. CHEM. SOC., vol. 115, 1993, pages 6382 |
| MARKO HAPKE ET AL., SYNTHESIS, 2007, pages 2711 - 2719 |
| W. KUBO ET AL., CHEM. LETT., vol. 1241, pages 1998 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012508227A (ja) * | 2008-11-11 | 2012-04-05 | エコール ポリテクニーク フェデラル ドゥ ローザンヌ(エーペーエフエル) | 色素増感された光起電性素子の増感剤用の新規な固定配位子 |
| JP2011222477A (ja) * | 2010-04-06 | 2011-11-04 | Seoul National Univ Industry Foundation | フレキシブル染料感応太陽電池及びその製造方法 |
| WO2011145551A1 (ja) | 2010-05-17 | 2011-11-24 | 日本化薬株式会社 | 熱硬化型光電変換素子用シール剤を用いた光電変換素子 |
| JP2012204275A (ja) * | 2011-03-28 | 2012-10-22 | Toyota Central R&D Labs Inc | 色素増感型太陽電池の製造方法、色素増感型太陽電池及び色素増感型太陽電池モジュール |
| WO2014084296A1 (ja) | 2012-11-30 | 2014-06-05 | 日本化薬株式会社 | 色素増感太陽電池 |
| JP2014199784A (ja) * | 2013-03-30 | 2014-10-23 | 株式会社フジクラ | 光増感色素及びこれを有する色素増感太陽電池 |
| WO2016136721A1 (ja) * | 2015-02-25 | 2016-09-01 | 積水化学工業株式会社 | 増感色素染色液及び光電極の製造方法 |
| JP2016157868A (ja) * | 2015-02-25 | 2016-09-01 | 積水化学工業株式会社 | 増感色素染色液及び光電極の製造方法 |
| US11702387B2 (en) | 2017-05-22 | 2023-07-18 | Janssen Pharmaceuticals, Inc. | Substituted indoline derivatives as dengue viral replication inhibitors |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201026787A (en) | 2010-07-16 |
| US8513520B2 (en) | 2013-08-20 |
| EP2315303B1 (en) | 2012-11-28 |
| EP2315303A1 (en) | 2011-04-27 |
| KR101561324B1 (ko) | 2015-10-16 |
| JP5306354B2 (ja) | 2013-10-02 |
| KR20110042326A (ko) | 2011-04-26 |
| JPWO2010021378A1 (ja) | 2012-01-26 |
| AU2009283460A1 (en) | 2010-02-25 |
| CN102160233A (zh) | 2011-08-17 |
| EP2315303A4 (en) | 2011-10-05 |
| AU2009283460B2 (en) | 2014-12-04 |
| TWI458788B (zh) | 2014-11-01 |
| CN102160233B (zh) | 2013-12-04 |
| US20110132452A1 (en) | 2011-06-09 |
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