JP2009132922A - 色素増感太陽電池用色素及びこれを含む色素増感太陽電池 - Google Patents
色素増感太陽電池用色素及びこれを含む色素増感太陽電池 Download PDFInfo
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- JP2009132922A JP2009132922A JP2008304823A JP2008304823A JP2009132922A JP 2009132922 A JP2009132922 A JP 2009132922A JP 2008304823 A JP2008304823 A JP 2008304823A JP 2008304823 A JP2008304823 A JP 2008304823A JP 2009132922 A JP2009132922 A JP 2009132922A
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Images
Classifications
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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
- C09B29/00—Monoazo dyes prepared by diazotising and coupling
-
- 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
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/0008—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain
- C09B23/005—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain the substituent being a COOH and/or a functional derivative thereof
- C09B23/0058—Methine or polymethine dyes, e.g. cyanine dyes substituted on the polymethine chain the substituent being a COOH and/or a functional derivative thereof the substituent being CN
-
- 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
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
-
- 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
- C09B57/02—Coumarine dyes
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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
- C09B69/00—Dyes not provided for by a single group of this subclass
- C09B69/008—Dyes containing a substituent, which contains a silicium atom
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
-
- 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
- H10K85/40—Organosilicon compounds, e.g. TIPS pentacene
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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
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
-
- 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
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/636—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
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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
-
- 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
- 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
-
- 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
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Abstract
【解決手段】本発明は色素増感太陽電池用色素及びこの色素増感太陽電池用色素を太陽電池用光吸収層に適用した色素増感太陽電池に関するものであって、上記色素は特定のシラン基を有する化合物を含む。
【選択図】図1
Description
本発明の他の目的は、上記有機染料を含んで、光電変換効率が改善された色素増感太陽電池を提供することである。
上記A及びBは、各々独立的に置換または非置換の芳香族炭化水素基、置換または非置換のヘテロ環基及びこれらの組み合わせで構成された群より選択され、
上記C及びDは、各々独立的に置換または非置換のアルキレン基、置換または非置換のシクロアルキレン基、置換または非置換のアルケニレン基、置換または非置換のアリーレン基、置換または非置換の2価のヘテロ環基(divalent heterocyclic group)及びこれらの組み合わせで構成された群より選択され、
上記Eは酸性作用基であり、
上記m及びnは0〜20の整数である。)
望ましくは、上記ヘテロ環基は、チアゾリル(thiazolyl)、ベンゾチアゾリル(benzothiazolyl)、ナフトチアゾリル(naphtothiazolyl)、ベンゾオキザゾリル(benzoxazolyl)、ナフトオキサゾリル(naphtoxazolyl)、イミダゾリル(imidazolyl)、ベンゾイミダゾリル(benzoimidazolyl)、ナフトイミダゾリル(naphtoimidazolyl)、チアゾリル(thiazolyl)、ピロリル(pyrrolyl)、ピラジニル(pyrazinyl)、ピリジル(pyridyl)、インドリル(indolyl)、イソインドリル(isoindolyl)、フリル(furyl)、ベンゾフリル(benzofuryl)、イソベンゾフリル(isobenzofuryl)、キノリル(quinolyl)、イソキノリル(isoquinolyl)、キノキサリニル(quinoxalinyl)、カルバゾリル(carbazolyl)、フェナントリジニル(phenantridinyl)、アクリジニル(acridinyl)、フェナントロリン−イル(phenanthroline−yl)、フェナジニル(phenazinyl)、フェノチアジニル(phenothiazinyl)、フェノキサジニル(phenoxazinyl)、オキサゾリル(oxazolyl)、オキサジアゾリル(oxadiazolyl)、フラザニル(furazanyl)、チエニル(thienyl)などが挙げられる。
上記アルコキシカルボニル基は、−COOXに示され、上記Xは水素、またはハロゲン、アルキル基、アシル基などの置換基を意味する。
望ましくは、ヒドロキシ基、ハロゲン基、ニトロ基、シアノ基、アミノ基、アシル基、アシルオキシ基、カルボキシ基、スルホニル基、炭素数1〜20のアルキル基、炭素数3〜20のシクロアルキル基、炭素数1〜20のハロアルキル基、炭素数1〜20のアルキルスルホニル基、炭素数1〜20のアルキルチオ基、炭素数1〜20のアルコキシ基、炭素数1〜20のアルコキシスルホニル基、炭素数1〜20のアルコキシカルボニル基、炭素数6〜30のアリール基、炭素数6〜30のアリールオキシ基、炭素数2〜20のアルケニル基、炭素数6〜30のアラルキル基、及び酸素、硫黄、窒素及びこれらの組み合わせで構成された群より選択される元素を含むヘテロ環基で構成される群より選択されることが望ましい。
下記のような反応式1に示された段階に沿って実施して(E)−3−(5−((5−(4−(ビス(9、9−ジメチル−9H−フルオレン−2−イル)アミノ)フェニル)チオフェン−2−イル)ジメチルシリル)チオフェン−2−イル)−2−シアノ酢酸を製造した。
チオフェン(8.4g、100mmol)をジエチルエーテル(100ml)に溶解した後−78℃で冷却した。冷却された溶液にノルマルブチルリチウム(62.5ml、1.6Mヘキサン溶液、100mmol)をゆっくり添加し、一時間後ジクロロジメチルシラン(6.4g、50mmol)をさらに添加して、混合溶液を製造した。製造された混合溶液を4時間以上常温で攪拌させた後、水とジエチルエーテルで分離して、表題化合物1を得た(収率65%)。
上記ステップ5で製造された化合物(0.51g、0.7mmol)(5)をテトラハイドロフラン(20ml)、トリフルオロ酢酸(2ml)及び水(3ml)の混合物に添加した後、常温で3時間以上攪拌して、混合溶液を製造した。製造された混合溶液を水とジエチルエーテルを利用して、抽出した後得られた抽出物を乾燥して、クロマトグラフィー(展開剤:ジクロロメタン:ヘキサン=2:1)に分離して、純粋な表題化合物6を得た(収率81%)。
上記ステップ6で製造された化合物(0.15g、0.2mmol)をシアノ酢酸34mg、0.4mmol)(6)、ピペリジン(18μg、0.2mmol)、クロロフォルム(30ml)及びアセトニトリル(10ml)と混合して、製造した混合溶液を12時間加熱して、すべての溶媒を除去した。結果に得られた建造物をジクロロメタンで溶解させて、水に洗浄した後ジクロロメタン有機溶媒だけ抽出、乾燥した後クロマトグラフィー(展開剤:ジクロロメタン:メタノール=9:1)に分離して、純粋な表題化合物7を製造した(収率57%)。
インジウムドーピングされたスズ酸化物透明伝導体の上に粒径5〜15nm程度大きさの酸化チタン分散液をドクターブレード法を利用して、1cm2面積に塗布し、450℃で30分間熱処理焼成工程を通して、18μm厚さの多孔性酸化チタン厚膜を製作した。その後80℃で試片を維持した後上記製造例1で製造された下記の化学式13の構造を有する化合物をエタノールに溶解した0.3mM染料分散液に10mM濃度にデオキシコール酸を添加した後浸漬して、染料吸着処理を12時間以上実施した。以降染料吸着した多孔性酸化チタン厚膜をエタノールを利用して、洗浄して常温乾燥して、光吸収層が形成された第1電極を製造した。
60μm厚さの熱可塑性高分子フィルムを第1電極と第2電極間において100℃で9秒圧着させることによって二つの電極を接合させた。第2電極に形成された微細孔を通して、酸化還元電解質を注入させて、カバーグラスと熱可塑性高分子フィルムを利用して、微細孔を密封することによって色素増感太陽電池を製作した。この時利用された酸化−還元電解質は、0.62Mの1、2−ジメチル−3−ヘキシルイミダゾリウムイオダイド(1、2−dimethyl−3−hexylimidazolium iodide)、0.5Mの2−アミノピリミジン(2−aminopyrimidine)、0.1MのLiIと0.05MのI2をアセトニトリル(acetonitrile)溶媒に溶解したのを用いた。
上記実施例1において、デオキシコール酸を添加しない染料分散液を使うことを除いては上記実施例1と同様な方法で実施して、色素増感太陽電池を製造した。
インジウムドーピングされた酸化スズ透明伝導体の上に粒径5〜15nm程度の大きさの酸化チタン分散液をドクターブレード法を利用して、1cm2面積に塗布し、450℃で30分間熱処理焼成工程を通して、18μm厚さの多孔性酸化チタン厚膜を製作した。その後80℃で試片を維持した後下記の化学式14の構造を有する化合物(日本AIST、NKX−2553、Chem.Commun.2003、252.Arakawa et.al.、Japan)をエタノールに溶解した0.3mM染料分散液に浸漬して、染料吸着処理を12時間以上実施した。以降染料吸着した多孔性酸化チタン厚膜をエタノールを利用して、洗浄して常温乾燥して、光吸収層が形成された第1電極を製造した。
60μm厚さの熱可塑性高分子フィルムを第1電極と第2電極間において100℃で9秒間圧着させることによって二つの電極を接合させた。第2電極に形成された微細孔を通して、酸化還元電解質を注入させて、カバーグラスと熱可塑性高分子フィルムを利用して、微細孔を密封することによって色素増感太陽電池を製作した。この時利用された酸化−還元電解質は0.62Mの1、2−ジメチル−3−ヘキシルイミダゾリウムイオダイド(1、2−dimethyl−3−hexylimidazolium iodide)、0.5Mの2−アミノピリミジン(2−aminopyrimidine)、0.1MのLiIと0.05MのI2をアセトニトリル(acetonitrile)溶媒に溶解したものを用いた。
染料として下記の化学式14の化合物(日本AIST、NKX−2593、New.J.Chem.2003、27、783.Arakawa et.al.、Japan)を使ったことを除いては上記比較例1と同様な方法で実施して、色素増感太陽電池を製造した。
染料として下記の化学式15の化合物(日本AIST、NKX−2593、New.J.Chem.2003、27、783.Arakawa et.al.、Japan)を使ったことを除いては上記比較例1と同様な方法で実施して、色素増感太陽電池を製造した。
染料分散液中に40mM濃度のデオキシコール酸をさらに添加することを除いては上記比較例3と同じ方法で実施して、色素増感太陽電池を製造した。
この時、光源にはキセノンランプ(xenon lamp、Oriel、01193)を用い、上記キセノンランプの太陽条件(AM1.5)は標準太陽電池(Frunhofer Institute Solare Engeriessysteme、Certificate No.C−ISE369、Type of material:Mono−Si+KGフィルター)を使って、補正した。結果を下記表1に示した。
η=(Voc・Jsc・FF)/(Pinc)・・・(数式1)
上記Pincは100mW/cm2(1sun)を示す。
11 第1電極
12 光吸収層
13 電解質層
14 第2電極
Claims (16)
- 下記の化学式1の構造を有する化合物を含むことを特徴とする、色素増感太陽電池用色素。
前記A及びBは各々独立的に置換または非置換の芳香族炭化水素基、置換または非置換のヘテロ環基、及びこれらの組み合わせで構成された群より選択され、
前記C及びDは各々置換または非置換のアルキレン基、置換または非置換のシクロアルキレン基、置換または非置換のアルケニレン基、置換または非置換のアリーレン基、置換または非置換の2価のヘテロ環基、及びこれらの組み合わせで構成された群より選択され、
前記Eは酸性作用基であり、
前記F及びGは各々独立的にエーテル基、チオエーテル基、置換または非置換のアルキレン基、置換または非置換のシクロアルキレン基、置換または非置換のアルケニレン基、置換または非置換のアリーレン基、及び置換または非置換の2価のヘテロ環基で構成される群より選択され、
前記F’及びG’は各々独立的に水素、ヒドロキシ基、ハロゲン基、ニトロ基、シアノ基、アミノ基、アシル基、アシルオキシ基、アシルアミノ基、カルボキシ基、スルホニル基、アルキル基、シクロアルキル基、ハロアルキル基、アルキルアミノ基、アルキルスルホニル基、アミノスルホニル基、アルキルチオ基、アルコキシ基、アルコキシスルホニル基、アルコキシカルボニル基、アリール基、アリールオキシ基、アリールオキシカルボニル基、アルケニル基、アルキニル基、アラルキル基、及びヘテロ環基で構成される群より選択され、 前記m及びnは0〜20の整数である。) - 前記A及びBは、各々独立的に置換または非置換の炭素数6〜20の芳香族炭化水素基、酸素、硫黄、窒素の少なくとも一つより選択される元素を含む置換または非置換のヘテロ環基及び前記芳香族炭化水素基と前記へテロ環基の組み合わせで構成された群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記A及びBのうち少なくとも一つは、フルオレニル(fluorenyl)基であることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記C及びDは、各々独立的に置換または非置換の炭素数2〜20のアルキレン基、置換または非置換の炭素数3〜18のシクロアルキレン基、置換または非置換の炭素数2〜20のアルケニレン基、置換または非置換の炭素数6〜30のアリーレン基、酸素、硫黄、窒素の少なくとも一つより選択される元素を含む置換または非置換の2価のヘテロ環基、及びこれらの組み合わせで構成された群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記C及びDは、各々独立的にシクロプロピレン基、シクロペンチレン基、シクロヘキシレン基、エテン基、2−ブテニレン基、p−フェニレン基、ナフチレン基、2、3−テトラゾール−ジイル基、1、3−トリアゾール−ジイル基、1、5−ベンズイミダゾール−ジイル基、2、5−ベンゾチアゾール−ジイル基、2、5−ピリミジン−ジイル基、3−フェニル2、5−テトラゾール−ジイル基、2、5−ピリジン−ジイル基、2、4−フラン−ジイル基、1、3−ピペリジン−ジイル基、2、4−モルフォリン−ジイル基、1、2−チオフェン−ジイル基、及び1、4−チオフェン−ジイル基で構成される群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記A、B、C及びDは、各々独立的に水素、ヒドロキシ基、ハロゲン基、ニトロ基、シアノ基、アミノ基、アシル基、アシルオキシ基、アシルアミノ基、カルボキシ基、スルホニル基、アルキル基、シクロアルキル基、ハロアルキル基、アルキルアミノ基、アルキルスルホニル基、アミノスルホニル基、アルキルチオ基、アルコキシ基、アルコキシスルホニル基、アルコキシカルボニル基、アリール基、アリールオキシ基、アリールオキシカルボニル基、アルケニル基、アルキニル基、アラルキル基、及びヘテロ環基で構成される群より選択される置換基を含むことを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記Eは、カルボキシ基、亜リン酸基、スルホン酸基、ホスフィン酸基、ヒドロキシ基、オキシカルボキシ酸基、酸アミド基、ほう酸基、スクアリン酸基、及びこれらの組み合わせで構成された群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記F及びGは、各々独立的にエーテル基、チオエーテル基、置換または非置換の炭素数1〜20のアルキレン基、置換または非置換の炭素数3〜18のシクロアルキレン基、炭素数2〜20のアルケニレン基、置換または非置換の炭素数6〜30のアリーレン基、及び酸素、硫黄、窒素の少なくとも一つより選択される元素を含む置換または非置換の2価のヘテロ環基で構成される群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記F'及びG'は、各々独立的に水素、ヒドロキシ基、ハロゲン基、ニトロ基、シアノ基、アミノ基、アシル基、アシルオキシ基、アシルアミノ基、カルボキシ基、スルホニル基、炭素数1〜20のアルキル基、炭素数3〜20のシクロアルキル基、炭素数1〜20のハロアルキル基、炭素数1〜20のアルキルスルホニル基、アミノスルホニル基、炭素数1〜20のアルキルチオ基、炭素数1〜20のアルキルアミノ基、炭素数1〜20のアルコキシ基、炭素数1〜20のアルコキシスルホニル基、炭素数1〜20のアルコキシカルボニル基、炭素数6〜30のアリール基、炭素数6〜30のアリールオキシ基、炭素数6〜30のアリールオキシカルボニル基、炭素数2〜20のアルケニル基、炭素数2〜20のアルキニル基、炭素数6〜30のアラルキル基、及び酸素、硫黄、窒素の少なくとも一つより選択される元素を含むヘテロ環基で構成された群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。
- 前記A及びBは、各々独立的に置換または非置換の芳香族炭化水素基、置換または非置換のヘテロ環基及びこれらの組み合わせで構成された群より選択された場合に、前記A及びBのうち少なくとも一つは、フルオレニル基であり、
前記Cは下記の化学式2に示され、
前記oは0〜6の整数であり、pは0〜3の整数であり、qは0または1であり、x及びyは各々1または2であり、
前記Eはカルボキシ基であり、
前記YはO、S、及びNR’(R’は水素またはアルキル基である)で構成される群より選択されることを特徴とする、請求項1に記載の色素増感太陽電池用色素。 - 第1電極と、
前記第1電極の一面に形成された光吸収層と、
前記光吸収層が形成された第1電極に対向配置される第2電極と、
前記第1電極と前記第2電極間に位置する電解質と
を含み、
前記光吸収層は半導体微粒子、及び請求項1〜請求項11の何れかに記載の色素増感太陽電池用色素を含むことを特徴とする、色素増感太陽電池。 - 前記添加剤は、デオキシコール酸であることを特徴とする請求項13に記載の色素増感太陽電池。
- 前記添加剤は、前記色素増感太陽電池用色素100質量部に対して100〜3000質量部で含まれることを特徴とする請求項13に記載の色素増感太陽電池。
- 前記光吸収層は、1〜25μm以下の厚さを有することを特徴とする請求項12に記載の色素増感太陽電池。
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Cited By (5)
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Cited By (6)
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CN103733287A (zh) * | 2011-07-29 | 2014-04-16 | 凸版印刷株式会社 | 色素敏化太阳能电池 |
CN103733287B (zh) * | 2011-07-29 | 2017-02-15 | 凸版印刷株式会社 | 色素敏化太阳能电池 |
WO2013118709A1 (ja) | 2012-02-08 | 2013-08-15 | 富士フイルム株式会社 | 光電変換素子およびその製造方法、これを用いた色素増感太陽電池 |
JP2013196776A (ja) * | 2012-03-15 | 2013-09-30 | Osaka Gas Co Ltd | 光電変換素子用光電極及びその製造方法 |
JP2014088338A (ja) * | 2012-10-30 | 2014-05-15 | Sagami Chemical Research Institute | ベンゾフルオレン化合物、半導体電極及び色素増感型太陽電池 |
CN109085260A (zh) * | 2018-07-16 | 2018-12-25 | 广东工业大学 | 一种纯化农残级乙腈的方法 |
Also Published As
Publication number | Publication date |
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JP5097093B2 (ja) | 2012-12-12 |
KR20090055302A (ko) | 2009-06-02 |
US20090293951A1 (en) | 2009-12-03 |
US7989691B2 (en) | 2011-08-02 |
KR100918049B1 (ko) | 2009-09-18 |
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