TWI595676B - Structure of Active Layer Mixed with Graphene and PMMA for Improving Photoelectric Conversion Efficiency of Polymer Solar Cells - Google Patents
Structure of Active Layer Mixed with Graphene and PMMA for Improving Photoelectric Conversion Efficiency of Polymer Solar Cells Download PDFInfo
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- TWI595676B TWI595676B TW102144329A TW102144329A TWI595676B TW I595676 B TWI595676 B TW I595676B TW 102144329 A TW102144329 A TW 102144329A TW 102144329 A TW102144329 A TW 102144329A TW I595676 B TWI595676 B TW I595676B
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- 229910021389 graphene Inorganic materials 0.000 title claims description 37
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 36
- 229920003229 poly(methyl methacrylate) Polymers 0.000 title claims description 25
- 239000004926 polymethyl methacrylate Substances 0.000 title claims description 24
- 229920000642 polymer Polymers 0.000 title claims description 22
- 238000006243 chemical reaction Methods 0.000 title claims description 15
- 230000005525 hole transport Effects 0.000 claims description 26
- -1 poly(3-hexylthiophene) Polymers 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 21
- 229920000301 poly(3-hexylthiophene-2,5-diyl) polymer Polymers 0.000 claims description 19
- 239000011575 calcium Substances 0.000 claims description 17
- GKWLILHTTGWKLQ-UHFFFAOYSA-N 2,3-dihydrothieno[3,4-b][1,4]dioxine Chemical compound O1CCOC2=CSC=C21 GKWLILHTTGWKLQ-UHFFFAOYSA-N 0.000 claims description 12
- 229920000144 PEDOT:PSS Polymers 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- XFTALRAZSCGSKN-UHFFFAOYSA-M sodium;4-ethenylbenzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=C(C=C)C=C1 XFTALRAZSCGSKN-UHFFFAOYSA-M 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 2
- 229920001467 poly(styrenesulfonates) Polymers 0.000 claims 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 229940006186 sodium polystyrene sulfonate Drugs 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- JGFBQFKZKSSODQ-UHFFFAOYSA-N Isothiocyanatocyclopropane Chemical compound S=C=NC1CC1 JGFBQFKZKSSODQ-UHFFFAOYSA-N 0.000 description 3
- PWLNAUNEAKQYLH-UHFFFAOYSA-N butyric acid octyl ester Natural products CCCCCCCCOC(=O)CCC PWLNAUNEAKQYLH-UHFFFAOYSA-N 0.000 description 3
- 229920000547 conjugated polymer Polymers 0.000 description 3
- UUIQMZJEGPQKFD-UHFFFAOYSA-N n-butyric acid methyl ester Natural products CCCC(=O)OC UUIQMZJEGPQKFD-UHFFFAOYSA-N 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005215 recombination Methods 0.000 description 3
- 230000006798 recombination Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 150000004702 methyl esters Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
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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
-
- 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
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- Photovoltaic Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Electroluminescent Light Sources (AREA)
Description
本發明係有關一種主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構，尤其是一種能使電子能快速傳導至陰極，減少電子電洞再結合的機會，提供一個有效方法提升有機共軛高分子太陽能電池的光電轉換效率之創新設計者。 The invention relates to an active layer mixed with graphene and PMMA to improve the photoelectric conversion efficiency of a polymer solar cell, in particular, an opportunity for the electron energy to be quickly transmitted to the cathode, reducing the recombination of the electron hole, and providing an effective method for improving An innovative designer of photoelectric conversion efficiency for organic conjugated polymer solar cells.
按，傳統太陽能電池第一代為矽晶的無機太陽能電池，其缺點為矽本身吸光的係數較低，導致電池稍嫌厚重、材料多，製備矽的過程需經冶煉、消耗很多能量，也要在真空中處理，使其製造成本偏高。因此，無機太陽能電池製作過程恐有高耗能、高污染的疑慮。相較於上述的無機太陽能電池價格昂貴而難以普及化，有機太陽能電池便有相當的優勢來取代無機太陽能電池，雖然光電轉換效率受限於載子移動率太低、無序結構以及耐久性差，仍然不如無機太陽能電池，但其存在著許多無機太陽能電池比不上的優點，如可以使用較簡單的製程方式：例如旋轉塗佈、噴墨、浸泡等方式，製造大面積和可撓曲的面板；而在材料方面可以利用化學合成技術，以改變化學結構來控制最佳的電荷轉移程度溶解度等材料特性，此外材料重量輕、加工性能好和大大降低製作成本問題等優點，將蓄勢取代原有的無機太陽能電池者。 According to the traditional solar cell of the traditional solar cell, the disadvantage is that the coefficient of light absorption of the crucible itself is relatively low, resulting in a battery that is slightly thick and has many materials. The process of preparing the crucible needs to be smelted and consume a lot of energy. Processing in a vacuum makes it costly to manufacture. Therefore, the production process of inorganic solar cells may have high energy consumption and high pollution. Compared with the above-mentioned inorganic solar cells, which are expensive and difficult to popularize, organic solar cells have considerable advantages in replacing inorganic solar cells, although the photoelectric conversion efficiency is limited by the carrier mobility being too low, disordered structure, and poor durability. Still not as good as inorganic solar cells, but it has many advantages over inorganic solar cells, such as the use of simpler process methods such as spin coating, inkjet, immersion, etc., to make large-area and flexible panels. In the material aspect, chemical synthesis technology can be used to change the chemical structure to control the optimal charge transfer degree and other material properties. In addition, the material has the advantages of light weight, good processing performance and greatly reduced production cost. Some inorganic solar cells.
是以，針對上述無機太陽能電池所存在之問題點，如何開發一種更具理想實用性之創新結構，實使用消費者所殷切企盼，亦係相關業者須努力研發突破之目標及方向。 Therefore, in view of the problems existing in the above-mentioned inorganic solar cells, how to develop an innovative structure that is more ideal and practical, and the consumers are eagerly awaited, and the relevant industry must strive to develop breakthrough goals and directions.
有鑑於此，創作人本於多年從事相關產品之製造開發與設計經驗，針對上述之目標，詳加設計與審慎評估後，終得一確具實用性之本發明。 In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After detailed design and careful evaluation of the above objectives, the present invention has finally become practical.
即，本發明之主要目的，係在提供一種主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構；其所欲解決之問題點，係針對習知無機太陽能電池稍嫌厚重、材料多，製備矽的過程需經冶煉、消耗很多能量，也要在真空中處理，使其製造成本偏高問題點加以改良突破； 而其解決問題之技術特點，主要係藉由包括一陽極層(ITO Glass)，該陽極層係為一ITO玻璃材質製成；一電洞傳輸層(PEDOT：PSS)，係覆設於該陽極層之上端面，該電洞傳輸層係包含有複數EDOT(3,4-亞乙二氧噻吩單體)的聚合物及複數聚苯乙烯磺酸鈉(sodium-p-styrenesulfonate,PSS)混合而成；一主動層(P3HT：PCBM)，係覆設於該電洞傳輸層之上端面，該主動層係包含有複數聚3-己烷基噻吩(poly(3-hexylthiophene),P3HT(p型材料))聚合物半導體及複數苯基-C61丁酸甲酯(phenyl-C61-butyric acid methylester,PCBM(n型材料))混合而成；一陰極層(Ca/Al)，該陰極層係覆設於該主動層之上端面，該陰極層係包含一鈣質層(Ca)及一鋁質層(Al)所構成；複數石墨烯(Graphene)，係成排共構成一層狀體，並相對層設於該電洞傳輸層與該主動層之間； 藉此創新獨特設計，使本發明藉由複數石墨烯與複數聚甲基丙烯酸甲酯添加於電池元件中，藉由複數石墨烯之高遷移率及複數聚甲基丙烯酸甲酯能增加主動層的群聚作用，俾使電子能快速傳導至陰極，減少電子電洞再結合的機會，提供一個有效方法提升有機共軛高分子太陽能電池的光電轉換效率者。 That is, the main object of the present invention is to provide an active layer mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of a polymer solar cell; the problem to be solved is that the conventional inorganic solar cell is slightly thick, There are many materials, and the process of preparing bismuth needs to be smelted, consume a lot of energy, and also be treated in a vacuum, so that the manufacturing cost is high and the improvement point is improved; The technical feature of the problem is mainly solved by including an anode layer (ITO Glass) made of an ITO glass material, and a hole transport layer (PEDOT:PSS) coated on the anode. An end surface of the layer, the hole transport layer comprising a plurality of EDOT (3,4-ethylenedioxythiophene monomer) polymer and a plurality of sodium-p-styrenesulfonate (PSS) mixed An active layer (P3HT: PCBM) is disposed on the upper end surface of the hole transport layer, and the active layer includes poly(3-hexylthiophene), P3HT (p type) Material)) a polymer semiconductor and a plurality of phenyl-C61-butyric acid methylester (PCBM); a cathode layer (Ca/Al), the cathode layer is coated Provided on an upper end surface of the active layer, the cathode layer comprises a calcium layer (Ca) and an aluminum layer (Al); the plurality of graphenes (Graphene) are formed into a layered body in a row, and The opposite layer is disposed between the hole transport layer and the active layer; With this innovative and unique design, the present invention is added to the battery element by using multiple graphene and a plurality of polymethyl methacrylate, and the high mobility of the plurality of graphenes and the complex polymethyl methacrylate can increase the active layer. The grouping action enables the electrons to be quickly conducted to the cathode, reducing the chance of recombination of the electron holes, and providing an effective method for improving the photoelectric conversion efficiency of the organic conjugated polymer solar cell.
10‧‧‧陽極層 10‧‧‧ anode layer
20‧‧‧電洞傳輸層 20‧‧‧ hole transport layer
30‧‧‧主動層 30‧‧‧ active layer
40‧‧‧陰極層 40‧‧‧ cathode layer
50‧‧‧石墨烯 50‧‧‧ Graphene
60‧‧‧聚甲基丙烯酸甲酯 60‧‧‧ Polymethyl methacrylate
第1圖：係本發明主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構之剖視圖。 Fig. 1 is a cross-sectional view showing the structure in which the active layer of the present invention is mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of the polymer solar cell.
第2圖：係本發明主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構剖視圖之另一實施例。 Fig. 2 is another structural cross-sectional view showing the active layer of the present invention mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of the polymer solar cell.
第3圖：係本發明主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構剖視圖之又一實施例。 Fig. 3 is a further sectional view showing a structural cross-sectional view of the active layer of the present invention mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of the polymer solar cell.
第4圖：係本發明主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構剖視圖之再一實施例。 Fig. 4 is a further cross-sectional view showing a structural cross-sectional view of the active layer of the present invention mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of the polymer solar cell.
第5圖：係本發明主要實施例之石墨烯分散液以不同轉速塗佈之J-V曲線圖。 Fig. 5 is a J-V graph of the graphene dispersion of the main embodiment of the present invention coated at different rotation speeds.
第6圖：係本發明另一實施例之主動層添加石墨烯之J-V曲線圖。 Figure 6 is a J-V graph of the addition of graphene to the active layer of another embodiment of the present invention.
第7圖：係本發明又一實施例之主動層添加PMMA之J-V曲線圖。 Figure 7 is a J-V graph of the PMMA added to the active layer of another embodiment of the present invention.
第8圖：係本發明再一實施例之J-V曲線圖。 Figure 8 is a J-V graph of still another embodiment of the present invention.
請參閱第1圖所示，係本發明主動層混摻石墨烯與PMMA提升高分子太陽能電池光電轉換效率之結構之較佳實施例，惟此等實施例僅供說明之用，在專利申請上並不受此結構之限制，其係包括：一陽極層(ITO Glass)(10)，該陽極層(10)係為一ITO玻璃材質製成；一電洞傳輸層((PEDOT：PSS)20)，係覆設於該陽極層(10)之上端面，該電洞傳輸層(20)係包含有複數EDOT(3,4-亞乙二氧噻吩單體)的聚合物及複數聚苯乙烯磺酸鈉(sodium-p-styrenesulfonate,PSS)混合而成；一主動層(P3HT：PCBM)(30)，係覆設於該電洞傳輸層(20)之上端面，該主動層(30)係包含有複數聚3-己烷基噻吩(poly(3-hexylthiophene),P3HT(p型材料))聚合物半導體及複數苯基-C61丁酸甲酯(phenyl-C61-butyric acid methylester,PCBM(n型材料))混合而成；一陰極層(Ca/Al)(40)，該陰極層(40)係覆設於該主動層(30)之上端面，該陰極層(40)係包含一鈣質層(Ca)及一鋁質層(Al)所構成；複數石墨烯(Graphene)(50)，係成排共構成一層狀體，並相對層設於該電洞傳輸層(20)與該主動層(30)之間，其中該複數石墨烯(50)係以6000rpm轉速旋轉塗佈於該電洞傳輸層(20)表面後，再進一步塗佈一主動層(30)於該層狀石墨烯(50)上端面，並進一步蒸鍍陰極層(40) 於該主動層(30)上端面，其中該石墨烯(50)具有突出的導電、導熱、光學和機械性質、高電子遷移率之優點。如第5圖所示，係本發明主要實施例之石墨烯分散液以不同轉速塗佈之J-V曲線圖 Please refer to FIG. 1 , which is a preferred embodiment of the structure in which the active layer is mixed with graphene and PMMA to enhance the photoelectric conversion efficiency of the polymer solar cell, but the embodiments are for illustrative purposes only, and the patent application is on the patent application. Without being limited by this structure, it includes: an anode layer (10), the anode layer (10) is made of an ITO glass material; and a hole transport layer ((PEDOT:PSS) 20 Is coated on the upper end surface of the anode layer (10), the hole transport layer (20) is a polymer comprising a plurality of EDOT (3,4-ethylenedioxythiophene monomer) and a plurality of polystyrene Sodium sulfonate (PSS) is mixed; an active layer (P3HT: PCBM) (30) is applied over the end surface of the hole transport layer (20), and the active layer (30) The system comprises a poly(3-hexylthiophene), P3HT (p-type material) polymer semiconductor and a plurality of phenyl-C61-butyric acid methylester (PCBM). The n-type material)) is mixed; a cathode layer (Ca/Al) (40), the cathode layer (40) is coated on the upper end surface of the active layer (30), and the cathode layer (40) comprises a Calcareous layer (Ca) and aluminum a layer (Al); a plurality of graphenes (50), which are formed into a layered body in a row, and are disposed between the hole transport layer (20) and the active layer (30). Wherein the plurality of graphene (50) is spin-coated on the surface of the hole transport layer (20) at 6000 rpm, and further coated with an active layer (30) on the upper end surface of the layered graphene (50), and Further vapor deposition of the cathode layer (40) On the upper end surface of the active layer (30), the graphene (50) has the advantages of outstanding electrical, thermal, optical and mechanical properties, and high electron mobility. As shown in Fig. 5, the J-V curve of the graphene dispersion of the main embodiment of the present invention is coated at different rotation speeds.
繼而請參閱第2圖所示，其係本發明之另一實施例，包括：一陽極層(10)(ITO Glass)，該陽極層(10)係為一ITO玻璃材質製成；一電洞傳輸層(20)(PEDOT：PSS)，係覆設於該陽極層(10)之上端面，該電洞傳輸層(20)係包含有複數EDOT(3,4-亞乙二氧噻吩單體)的聚合物及複數聚苯乙烯磺酸鈉(sodium-p-styrenesulfonate,PSS)混合而成；一主動層(30)(P3HT：PCBM)，係覆設於該電洞傳輸層(20)之上端面，該主動層(30)係包含有複數聚3-己烷基噻吩(poly(3-hexylthiophene),P3HT(p型材料))聚合物半導體及複數苯基-C61丁酸甲酯(phenyl-C61-butyric acid methylester,PCBM(n型材料))混合而成；一陰極層(40)(Ca/Al)，該陰極層(40)係覆設於該主動層(30)之上端面，該陰極層(40)係包含一鈣質層(Ca)及一鋁質層(Al)所構成；複數石墨烯(50)(Graphene)，係以2%~6%比例混滲於該主動層(30)中，其中該複數石墨烯(50)混滲於該主動層(30)中後，復進一步以500rpm轉速旋轉塗佈於該電洞傳輸層(20)表面，再進一步蒸鍍陰極層(40)於該主動層(30)上端面。如第6圖所示，係本發明另一實施例之主動層添加石墨烯之J-V曲線圖。 Referring to FIG. 2, another embodiment of the present invention includes: an anode layer (10) (ITO), the anode layer (10) is made of an ITO glass material; The transport layer (20) (PEDOT: PSS) is disposed on the upper end surface of the anode layer (10), and the hole transport layer (20) comprises a plurality of EDOT (3,4-ethylenedioxythiophene monomer) a polymer and a plurality of sodium-p-styrenesulfonate (PSS); an active layer (30) (P3HT: PCBM) is coated on the hole transport layer (20) The upper end surface, the active layer (30) comprises a plurality of poly(3-hexylthiophene), P3HT (p-type material) polymer semiconductor and a plurality of phenyl-C61 methyl butyrate (phenyl) -C61-butyric acid methylester, PCBM (n-type material)); a cathode layer (40) (Ca/Al), the cathode layer (40) is coated on the upper end surface of the active layer (30), The cathode layer (40) comprises a calcium layer (Ca) and an aluminum layer (Al); and the plurality of graphene (50) (Graphene) is mixed in the active layer at a ratio of 2% to 6%. (30), wherein the plurality of graphenes (50) are infiltrated into the active layer (30), and then The step is spin-coated on the surface of the hole transport layer (20) at 500 rpm, and the cathode layer (40) is further vapor-deposited on the upper end surface of the active layer (30). As shown in Fig. 6, a J-V graph of the addition of graphene to the active layer of another embodiment of the present invention.
繼而請參閱第3圖所示，其係本發明之又一實施例，包括：一陽極層(10)(ITO Glass)，該陽極層(10)係為一ITO玻璃材質製成；一電洞傳輸層(20)(PEDOT：PSS)，係覆設於該陽極層(10)之上端面，該電洞傳輸層(20)係包含有複數EDOT(3,4-亞乙二氧噻吩單體)的聚合物及複數聚苯乙烯磺酸鈉(sodium-p-styrenesulfonate,PSS)混合而成；一主動層(30)(P3HT：PCBM)，係覆設於該電洞傳輸層(20)之上端面，該主動層(30)係包含有複數聚3-己烷基噻吩(poly(3-hexylthiophene),P3HT(p型材料))聚合物半導體及複數苯基-C61丁酸甲酯(phenyl-C61-butyric acid methylester,PCBM(n型材料))混合而成； 一陰極層(40)(Ca/Al)，該陰極層(40)係覆設於該主動層(30)之上端面，該陰極層(40)係包含一鈣質層(Ca)及一鋁質層(Al)所構成；複數聚甲基丙烯酸甲酯(60)(Polymethylmethacrylate,PMMA)，係以2%~6%比例混滲於該主動層(30)中，其中該複數聚甲基丙烯酸甲酯(60)混滲於該主動層(30)中後，復進一步以500rpm轉速旋轉塗佈於該電洞傳輸層(20)表面，再進一步蒸鍍陰極層(40)於該主動層(30)上端面，其中該聚甲基丙烯酸甲酯(60)具有成本低、優良的加工性與化學穩定性等特性，混滲於主動層(30)中可增加主動層(30)的群聚作用，使薄膜更明顯看出高低分明，利用表面的高低起伏，使電極與主動層(30)表面接觸面積變大，讓更多的電子由金屬陰極傳輸出來，進而提高光電轉換效率。如第7圖所示，係本發明又一實施例之主動層添加PMMA之J-V曲線圖。 Referring to FIG. 3, it is another embodiment of the present invention, comprising: an anode layer (10) (ITO), the anode layer (10) is made of an ITO glass material; The transport layer (20) (PEDOT: PSS) is disposed on the upper end surface of the anode layer (10), and the hole transport layer (20) comprises a plurality of EDOT (3,4-ethylenedioxythiophene monomer) a polymer and a plurality of sodium-p-styrenesulfonate (PSS); an active layer (30) (P3HT: PCBM) is coated on the hole transport layer (20) The upper end surface, the active layer (30) comprises a plurality of poly(3-hexylthiophene), P3HT (p-type material) polymer semiconductor and a plurality of phenyl-C61 methyl butyrate (phenyl) -C61-butyric acid methylester, PCBM (n-type material)) mixed; a cathode layer (40) (Ca/Al), the cathode layer (40) is coated on an upper end surface of the active layer (30), the cathode layer (40) comprising a calcium layer (Ca) and an aluminum a layer (Al); a plurality of polymethylmethacrylate (PMMA), which is impregnated in the active layer (30) at a ratio of 2% to 6%, wherein the complex polymethacrylic acid After the methyl ester (60) is infiltrated into the active layer (30), it is further spin-coated on the surface of the hole transport layer (20) at 500 rpm, and further vapor-deposited the cathode layer (40) on the active layer ( 30) an upper end surface, wherein the polymethyl methacrylate (60) has low cost, excellent processability and chemical stability, and the infiltration of the active layer (30) increases the aggregation of the active layer (30). The function makes the film more distinct and high-definition, and the surface of the active layer (30) becomes larger in contact with the surface, so that more electrons are transmitted from the metal cathode, thereby improving the photoelectric conversion efficiency. As shown in Fig. 7, a J-V graph of PMMA added to the active layer of another embodiment of the present invention.
繼而請參閱第4圖所示，其係本發明之再一實施例，包括：一陽極層(10)(ITO Glass)，該陽極層(10)係為一ITO玻璃材質製成；一電洞傳輸層(20)(PEDOT：PSS)，係覆設於該陽極層(10)之上端面，該電洞傳輸層(20)係包含有複數EDOT(3,4-亞乙二氧噻吩單體)的聚合物及複數聚苯乙烯磺酸鈉(sodium-p-styrenesulfonate,PSS)混合而成；一主動層(30)(P3HT：PCBM)，係覆設於該電洞傳輸層(20)之上端面，該主動層(30)係包含有複數聚3-己烷基噻吩(poly(3-hexylthiophene),P3HT(p型材料))聚合物半導體及複數苯基-C61丁酸甲酯(phenyl-C61-butyric acid methylester,PCBM(n型材料))混合而成；一陰極層(40)(Ca/Al)，該陰極層(40)係覆設於該主動層(30)之上端面，該陰極層(40)係包含一鈣質層(Ca)及一鋁質層(Al)所構成；複數石墨烯(50)(Graphene)，係成排共構成一層狀體，並相對層設於該電洞傳輸層(20)與該主動層(30)之間者。 Referring to FIG. 4, it is still another embodiment of the present invention, comprising: an anode layer (10) (ITO), the anode layer (10) is made of an ITO glass material; The transport layer (20) (PEDOT: PSS) is disposed on the upper end surface of the anode layer (10), and the hole transport layer (20) comprises a plurality of EDOT (3,4-ethylenedioxythiophene monomer) a polymer and a plurality of sodium-p-styrenesulfonate (PSS); an active layer (30) (P3HT: PCBM) is coated on the hole transport layer (20) The upper end surface, the active layer (30) comprises a plurality of poly(3-hexylthiophene), P3HT (p-type material) polymer semiconductor and a plurality of phenyl-C61 methyl butyrate (phenyl) -C61-butyric acid methylester, PCBM (n-type material)); a cathode layer (40) (Ca/Al), the cathode layer (40) is coated on the upper end surface of the active layer (30), The cathode layer (40) comprises a calcium layer (Ca) and an aluminum layer (Al); and the plurality of graphenes (50) (Graphene) are formed into a layered body in a row and are relatively layered. Between the hole transport layer (20) and the active layer (30).
複數聚甲基丙烯酸甲酯(60)(Polymethylmethacrylate,PMMA)，係以2%~6%比例混滲於該主動層(30)中，其中該複數石墨烯(50)係以6000rpm轉速旋轉塗佈於該電洞傳輸層(20)表面，同時該複數聚甲基丙烯酸甲酯(60)混滲於該主動層(30)中後，復進一步使該液態主動層(30)以500rpm轉 速旋轉塗佈於該層狀之石墨烯(50)表面，再進一步蒸鍍陰極層(40)於該主動層(30)上端面。如第8圖所示，係本發明再一實施例之J-V曲線圖。 Polymethylmethacrylate (PMMA) is mixed in the active layer (30) at a ratio of 2% to 6%, wherein the plurality of graphene (50) is spin coated at 6000 rpm. On the surface of the hole transport layer (20), and after the complex polymethyl methacrylate (60) is infiltrated into the active layer (30), the liquid active layer (30) is further rotated at 500 rpm. The spin coating is applied to the surface of the layered graphene (50), and the cathode layer (40) is further vapor-deposited on the upper end surface of the active layer (30). As shown in Fig. 8, it is a J-V graph of still another embodiment of the present invention.
藉此，本發明藉由複數石墨烯(50)與複數聚甲基丙烯酸甲酯(60)添加於電池元件中，藉由複數石墨烯(50)之高遷移率及複數聚甲基丙烯酸甲酯(60)能增加主動層(30)的群聚作用，俾使電子能快速傳導至陰極，減少電子電洞再結合的機會，提供一個有效方法提升有機共軛高分子太陽能電池的光電轉換效率者。 Thereby, the present invention is added to a battery element by a plurality of graphene (50) and a plurality of polymethyl methacrylate (60), and a high mobility of a plurality of graphenes (50) and a plurality of polymethyl methacrylates (60) It can increase the clustering action of the active layer (30), enable the electrons to be quickly conducted to the cathode, reduce the chance of recombination of the electron holes, and provide an effective method for improving the photoelectric conversion efficiency of the organic conjugated polymer solar cell. .
歸納上述的說明，藉由本發明上述結構的設計，可有效克服習式發明所面臨的缺失，進一步具有上述眾多的優點及實用價值，因此本發明為一創意極佳之發明創作，且在相同的技術領域中未見相同或近似的產品創作或公開使用，故本發明已符合發明專利有關『新穎性』與『進步性』的要件，乃依法提出申請。 By summarizing the above description, the design of the above structure of the present invention can effectively overcome the shortcomings faced by the conventional invention, and further has the above-mentioned numerous advantages and practical values. Therefore, the present invention is an innovative invention and is identical in the same No identical or similar product creation or public use has been found in the technical field. Therefore, the present invention has met the requirements for "novelty" and "progressiveness" of the invention patent, and is applied according to law.
10‧‧‧陽極層 10‧‧‧ anode layer
20‧‧‧電洞傳輸層 20‧‧‧ hole transport layer
30‧‧‧主動層 30‧‧‧ active layer
40‧‧‧陰極層 40‧‧‧ cathode layer
50‧‧‧石墨烯 50‧‧‧ Graphene
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