JP2018522406A - 有機太陽電池およびその製造方法 - Google Patents
有機太陽電池およびその製造方法 Download PDFInfo
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- JP2018522406A JP2018522406A JP2017563515A JP2017563515A JP2018522406A JP 2018522406 A JP2018522406 A JP 2018522406A JP 2017563515 A JP2017563515 A JP 2017563515A JP 2017563515 A JP2017563515 A JP 2017563515A JP 2018522406 A JP2018522406 A JP 2018522406A
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- solar cell
- organic solar
- electrode
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- H01L31/20—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof such devices or parts thereof comprising amorphous semiconductor materials
- H01L31/206—Particular processes or apparatus for continuous treatment of the devices, e.g. roll-to roll processes, multi-chamber deposition
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- H01L31/0248—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 characterised by their semiconductor bodies
- H01L31/0256—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 characterised by their semiconductor bodies characterised by the material
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- H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
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- H10K85/211—Fullerenes, e.g. C60
- H10K85/215—Fullerenes, e.g. C60 comprising substituents, e.g. PCBM
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Abstract
Description
[化学式1−1]
X1〜X8は、互いに同一または異なり、それぞれ独立に、SiRR'またはNRであり、
R、R'およびR1〜R11は、互いに同一または異なり、それぞれ独立に、アルキル基であり、
a、b、c、d、e、f、gおよびhは、互いに同一または異なり、それぞれ独立に、0〜1の実数であり、
a+b=1であり、
c+d=1であり、
e+f=1であり、
g+h=1であり、
nは、1〜10,000の整数である。
パターンされたITO glassまたはITO PET基板の表面を洗浄するために、洗浄剤、アセトン、およびイソプロパノール(IPA)を用いて、順次にそれぞれ20分ずつ超音波洗浄を実施した後、乾燥して水分を完全に除去した。パターンされたITO基板の洗浄が完了すると、UVO洗浄機で15分間表面を改質した。
電子輸送層上に、クロロベンゼン(CB)中に下記表4の電子供与体物質および電子受容体物質を含む溶液を空気中にて80℃で綺麗に溶かした後、空気中の室温でスプレーコーティングして、領域1〜領域4を含む光活性層を形成したことを除けば、実施例1と同様に実施した。
Claims (13)
- 第1電極と、前記第1電極に対向して備えられる第2電極と、前記第1電極と前記第2電極との間に備えられた光活性層を含む1層以上の有機物層とを含み、前記有機物層のうちの1層以上は、厚さの異なる2以上の領域を含む有機太陽電池。
- 前記厚さの異なる2以上の領域は、可視光線のうちの少なくとも一部における吸光度が異なるものである、請求項1に記載の有機太陽電池。
- 前記厚さの異なる2以上の領域は、互いに同一の材料からなるものである、請求項1に記載の有機太陽電池。
- 前記厚さの異なる2以上の領域は、構成する物質のうちの少なくとも1つが互いに異なるものである、請求項1に記載の有機太陽電池。
- 前記厚さの異なる2以上の領域を含む有機物層の厚さは、30nm〜600nmである、請求項1に記載の有機太陽電池。
- 前記厚さの異なる2以上の領域を含む有機物層は、光活性層である、請求項1に記載の有機太陽電池。
- 前記光活性層は、電子供与体物質および電子受容体物質を含むものである、請求項6に記載の有機太陽電池。
- 前記電子供与体物質は、下記化学式1−1〜化学式1−6のうちの少なくとも1つを含むものである、請求項7に記載の有機太陽電池:
[化学式1−1]
X1〜X8は、互いに同一または異なり、それぞれ独立に、SiRR'またはNRであり、
R、R'およびR1〜R11は、互いに同一または異なり、それぞれ独立に、アルキル基であり、
a、b、c、d、e、f、gおよびhは、互いに同一または異なり、それぞれ独立に、0〜1の実数であり、
a+b=1であり、
c+d=1であり、
e+f=1であり、
g+h=1であり、
nは、1〜10,000の整数である。 - 前記光活性層は、可視光線領域のうちの少なくとも一部の吸光度が2以下である、請求項6に記載の有機太陽電池。
- 前記有機太陽電池は、タンデム(tandem)または積層(stack)構造である、請求項1に記載の有機太陽電池。
- 第1電極と、前記第1電極に対向して備えられる第2電極と、前記第1電極と前記第2電極との間に備えられた光活性層を含む1層以上の有機物層とを含む有機太陽電池の製造方法において、前記有機物層のうちの1層以上を、コーティング方法によって厚さの異なる2以上の領域を含むように形成する請求項1〜10のいずれか1項に記載の有機太陽電池の製造方法。
- 前記コーティング方法は、スプレーコーティングである、請求項11に記載の有機太陽電池の製造方法。
- 厚さの異なる2以上の領域のうちの少なくとも1つの領域を形成するために、前記スプレーコーティングを2回以上行うものである、請求項12に記載の有機太陽電池の製造方法。
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