CN107565021A - A kind of preparation method of stamping type perovskite solar cell and the battery - Google Patents

A kind of preparation method of stamping type perovskite solar cell and the battery Download PDF

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Publication number
CN107565021A
CN107565021A CN201710677111.XA CN201710677111A CN107565021A CN 107565021 A CN107565021 A CN 107565021A CN 201710677111 A CN201710677111 A CN 201710677111A CN 107565021 A CN107565021 A CN 107565021A
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solar cell
substrate
stamping
electrode
preparation
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陈丽
刘冠辰
谢小银
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Jilin Institute of Chemical Technology
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Jilin Institute of Chemical Technology
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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
    • 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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Abstract

The preparation method of a kind of stamping type perovskite solar cell and the battery, belong to perovskite technical field of solar batteries.When the present invention is to solve existing perovskite battery by photon excitation, it is impossible to the problem of efficiently exporting its caused exciton.The present invention is provided with raised or sunken stamping structure on the surface of perovskite alkali layer, to increase the contact area of perovskite alkali layer and hole transmission layer, increases exciton transfer efficiency, and then the photoelectric transformation efficiency of battery is improved to 17.2%.The preparation method of a kind of stamping type perovskite solar cell of the present invention and the battery, suitable for technical field of solar cell manufacturing.

Description

A kind of preparation method of stamping type perovskite solar cell and the battery
Technical field
The invention belongs to perovskite technical field of solar batteries.
Background technology
With the fast development of science and technology, energy crisis gradually highlights, it is predicted that the existing oil of the earth and coal resource will It is depleted in 200 years, it is extremely urgent then to develop new energy.Burning of oil fuel etc. will bring tight simultaneously The environmental pollution of weight, the excavation work of cleaning new energy will be more significant.
Current existing cleaning new energy includes solar power generation, tidal power generation, wind-power electricity generation etc., but wind-power electricity generation, Tidal power generation etc. is not well positioned to meet in terms of the yield of electric energy and worked as by many restrictions factor such as geography, space Demand of the modern society to the energy.Various scenes can be conveniently widely used in by having solar power generation only, not only can be wide on ground People, which concentrates in dilute place, builds solar power plant, moreover it is possible to carries out building in densely populated place plug-in, makes full use of building Outer space.
But traditional inorganic silicon battery manufacture is costly, manufacturing process very complicated, production process energy consumption is higher, and Device is not hard bent, is unfavorable for large batch of production, is also unfavorable for flexibly being applied to various scenes.It is and new organic Solar cell, by the use of organic light emission electric material as functional layer, it can utilize the method for solution film forming that various thin-film electros are made Pond, and cell substrate is unrestricted, can flexibly select each type flexible material, compared to traditional inorganic silion cell, not only Production cost substantially reduces, while can easily also realize large batch of production, can also be applied to more special screnes.
Although although traditional organic solar batteries possess the advantages of above-mentioned, its photoelectric transformation efficiency is low, stable The problems such as property is poor, short life hinders it and strides into the paces of industrialization always.And the appearance of perovskite battery, overcome well The inadequate natural endowment of traditional organic solar batteries, perovskite battery are a kind of organic metal halide semiconductors as light absorbent Solar cell, can be compared favourably with existing inorganic monocrystalline silicon type solar cell.
Perovskite material is a kind of special photoelectric material of hybrid, the meeting in manufacturing process of perovskite battery Form that a kind of thickness is big, crystal is fine and close and non-porous crystal film, due to being limited by its surface area, when perovskite material by During to photon excitation, caused exciton fails efficiently to export very much, photoelectric transformation efficiency 16.2%.
The content of the invention
When the present invention is to solve existing perovskite battery by photon excitation, it is impossible to efficiently export and swash caused by it The problem of sub-, now provide a kind of stamping type perovskite solar cell and the preparation method of the battery.
A kind of stamping type perovskite solar cell includes：The first base arranged and be closely contacted with each other successively from the bottom to top Bottom 1, first electrode 2, mesoporous layer 3, calcium titanium ore bed 4, hole transmission layer 5, the substrate 7 of second electrode 6 and second,
The surface of calcium titanium ore bed 4 is provided with raised or sunken stamping structure.
A kind of preparation method of above-mentioned stamping type perovskite solar cell,
First, mesoporous layer 3 and calcium titanium ore bed 4 are sequentially prepared in the upper surface of the first substrate 1 for being covered with first electrode 2；
Then, imprinted in the upper surface of calcium titanium ore bed 4, the surface of calcium titanium ore bed 4 is formed raised or sunken impressing Structure；
Finally, hole transmission layer 5, the substrate 7 of second electrode 6 and second are sequentially prepared in the upper surface of calcium titanium ore bed 4, is formed A kind of stamping type perovskite solar cell.
The invention provides the preparation method of a kind of stamping type perovskite solar cell and the battery, in the table of perovskite alkali layer Face is provided with raised or sunken stamping structure, to increase the contact area of perovskite alkali layer and hole transmission layer, makes exciton transfer Efficiency increases, and then the photoelectric transformation efficiency of battery is improved to 17.2%.
Brief description of the drawings
Fig. 1 is a kind of structural representation of stamping type perovskite solar cell described in the specific embodiment of the invention one Figure；
Fig. 2 is a kind of technique of the preparation method of stamping type perovskite solar cell described in the specific embodiment of the invention three Schematic flow sheet.
Embodiment
Embodiment one：Reference picture 1 illustrates present embodiment, a kind of stamping type calcium described in present embodiment Titanium ore solar cell, including：First substrate 1, first electrode 2, mesoporous layer 3, calcium titanium ore bed 4, the electricity of hole transmission layer 5, second The substrate 7 of pole 6 and second,
First substrate 1, first electrode 2, mesoporous layer 3, calcium titanium ore bed 4, hole transmission layer 5, the substrate of second electrode 6 and second 7 arrange and are closely contacted with each other between any two successively from the bottom to top,
The surface of calcium titanium ore bed 4 is provided with raised or sunken stamping structure.
A kind of stamping type perovskite solar cell described in present embodiment, be provided with the surface of calcium titanium ore bed 4 it is raised or The stamping structure of depression, stamping structure for depression or projection cylinder, pyrometric cone or quadrangular pyramid, the depth or height of stamping structure For 100nm~500nm, the maximum gauge of stamping structure is 100nm~300nm, and stamping structure rectangular array arranges.Impressing knot Structure not only increases the contact area of hole transmission layer and calcium titanium ore bed, while is also beneficial to make the exciton of calcium titanium ore bed depths more Hole transmission layer is easily imported into, ensure that the more efficient photoelectric transformation efficiency of perovskite battery.The electricity of first electrode 2 and second Pole 6 protrudes from battery and is easy to external electrical to connect, and first electrode 2 and second electrode 6 are bar shaped, and the two is mutually perpendicular to arrange.
Embodiment two：Present embodiment is to a kind of stamping type perovskite sun described in embodiment one Energy battery is described further, in present embodiment,
First substrate 1 and the second substrate 7 are substrate of glass；
First electrode 2 is the FTO (SnO of doping fluorine2Transparent conducting glass) electrode, second electrode 6 is silver electrode, and thickness is 100nm~200nm；
The material of mesoporous layer 3 is TiO2, thickness is 300nm~600nm；
The material of calcium titanium ore bed 4 is CH3NH3PbI3, thickness is 400nm~1000nm；
The material of hole transmission layer 5 is Spiro-OMeTAD ([N, N- bis- (4- methoxyphenyls) ammonia of 2,2', 7,7'- tetra- Base]-the fluorenes of 9,9'- spiral shells two), thickness 200nm.
Embodiment three：Reference picture 2 illustrates present embodiment, and present embodiment is the institute of embodiment one A kind of preparation method for the stamping type perovskite solar cell stated, this method comprise the following steps：
Step 1：In the upper surface of the first substrate 1 for being covered with first electrode 2 with 3000r/min speed spin coating mesoporous material 30 seconds, form mesoporous layer 3；
Step 2：It is molten with 4500r/min speed spin coating methylamine MAPbI3 perovskite material alkalescence in the mesoporous upper surface of layer 3 Liquid 60 seconds, form calcium titanium ore bed 4；
Step 3：Imprinted in the upper surface of calcium titanium ore bed 4, the surface of calcium titanium ore bed 4 is formed raised or sunken pressure Print structure；
Step 4：In the upper surface of calcium titanium ore bed 4 with 3000~5000r/min 30 seconds hole transport materials of speed spin coating Material, form hole transmission layer 5；
Step 5：Evaporation thickness is 100~200nm second electrode 6 on hole transmission layer 5, and in second electrode 6 The second substrate 7 is covered, forms a kind of stamping type perovskite solar cell.
Embodiment four：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, and in present embodiment, before step 1, the first substrate 1 and the second substrate 7 are carried out clearly Wash and dry.
Embodiment five：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, in present embodiment,
In the battery outer surface that step 5 is formed coating UV solidification glues (uv-curable glue), pressed under conditions of 100 DEG C 10 minutes,
After cooling is stable at room temperature, curing process is carried out 24 hours to battery irradiation ultraviolet.
Embodiment six：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, in present embodiment,
Mesoporous material is that granularity is 50~100 nano level TiO2, the preparation method of the mesoporous material is：
In the TiO of 1g pastes2Middle addition 3.5ml ethanol, ultrasonic mixing 12 hours, mixed solution is obtained,
Above-mentioned mixed solution is put into Muffle furnace and sintered 10~30 minutes under conditions of 100 DEG C~500 DEG C, is situated between Porous materials.
Embodiment seven：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, in present embodiment, the methylamine MAPbI described in step 23Perovskite material alkalescence The preparation method of solution is：
By CH3NH3PbI3Perovskite material is added in alkaline saturation methylamine/dimethyl formamide solution, ultrasonic mixing or is stirred Mix to being completely dissolved, obtain methylamine MAPbI3Perovskite material alkaline solution.
The methylamine MAPbI that present embodiment obtains3Perovskite material alkaline solution needs to be sealed.
CH3NH3PbI3Perovskite material includes：Concentration is 1mol/L lead iodide, and concentration is 3mol/L iodine methylamine, CH3NH3PbI3The preparation method of perovskite material is：
The iodine methylamine of 1mol lead iodide and 3mol is dissolved in 1L PDMA (poly- N, N- DMAA).
Embodiment eight：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three Can the preparation method of battery be described further, in present embodiment, the stamping structure described in step 3 is the cylinder of depression or projection, Pyrometric cone or quadrangular pyramid, the depth of stamping structure or height be 100nm~500nm, the maximum gauge of stamping structure be 100nm~ 300nm。
Present embodiment is carried out in practical operation, using grinding tool of the surface with micro-structural on the surface of calcium titanium ore bed 4 Impressing, the plane mould for using cylindrical mold of the surface with micro-structural roll impressing or have micro-structural using surface Contact printing is carried out, the raised or sunken of cylinder, pyrometric cone, quadrangular pyramid or other shapes is formed, shared by each stamping structure Maximum magnitude draw circle, diameter of a circle is 100nm~300nm.
Embodiment nine：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, and in present embodiment, the hole mobile material described in step 4 is Spiro-OMeTAD (2,2', 7,7'- tetra- [N, N- bis- (4- methoxyphenyls) amino]-fluorenes of 9,9'- spiral shells two),
Spiro-OMeTAD per 0.072g includes：37.5 μ L 4- tert .-butylpyridines, 17.5 μ L double fluoroforms The chlorobenzene of sulfimide lithium solution and 1ml；
Double trifluoromethanesulfonimide lithium solution are that 520mg double trifluoromethanesulfonimide lithiums are dissolved in 1ml acetonitriles.
Embodiment ten：Present embodiment is to a kind of stamping type perovskite sun described in embodiment three The preparation method of energy battery is described further, in present embodiment,
First substrate 1 and the second substrate 7 are substrate of glass；
First electrode 2 is the FTO (SnO of doping fluorine2Transparent conducting glass) electrode, second electrode 6 is silver electrode, and thickness is 100nm~200nm；
The material of mesoporous layer 3 is TiO2, thickness is 300nm~600nm；
The material of calcium titanium ore bed 4 is CH3NH3PbI3, thickness is 400nm~1000nm；
The material of hole transmission layer 5 is Spiro-OMeTAD ([N, N- bis- (4- methoxyphenyls) ammonia of 2,2', 7,7'- tetra- Base]-the fluorenes of 9,9'- spiral shells two), thickness 200nm.

Claims (10)

  1. A kind of 1. stamping type perovskite solar cell, it is characterised in that including：Arrange and mutually closely connect successively from the bottom to top Tactile the first substrate (1), first electrode (2), mesoporous layer (3), calcium titanium ore bed (4), hole transmission layer (5), second electrode (6) and Second substrate (7),
    Calcium titanium ore bed (4) surface is provided with raised or sunken stamping structure.
  2. A kind of 2. stamping type perovskite solar cell according to claim 1, it is characterised in that
    First substrate (1) and the second substrate (7) are substrate of glass；
    First electrode (2) is FTO electrodes, and second electrode (6) is silver electrode, and thickness is 100nm~200nm；
    The material of mesoporous layer (3) is TiO2, thickness is 300nm~600nm；
    The material of calcium titanium ore bed (4) is CH3NH3PbI3, thickness is 400nm~1000nm；
    The material of hole transmission layer (5) is Spiro-OMeTAD, thickness 200nm.
  3. A kind of 3. preparation method of stamping type perovskite solar cell, it is characterised in that
    First, mesoporous layer (3) and calcium titanium ore bed (4) are sequentially prepared in the first substrate (1) upper surface for being covered with first electrode (2)；
    Then, imprinted in the upper surface of calcium titanium ore bed (4), calcium titanium ore bed (4) surface is formed raised or sunken impressing Structure；
    Finally, hole transmission layer (5), second electrode (6) and the second substrate (7) are sequentially prepared in the upper surface of calcium titanium ore bed (4), Form a kind of stamping type perovskite solar cell.
  4. 4. the preparation method of a kind of stamping type perovskite solar cell according to claim 3, it is characterised in that in step 1 Before, the first substrate (1) and the second substrate (7) are cleaned and dried first.
  5. A kind of 5. preparation method of stamping type perovskite solar cell according to claim 3, it is characterised in that
    The first substrate (2) upper surface spin coating mesoporous material of first electrode (2) is being covered with, is forming mesoporous layer (3).
  6. 6. the preparation method of a kind of stamping type perovskite solar cell according to claim 3, it is characterised in that in mesoporous layer (3) upper surface spin coating methylamine MAPbI3Perovskite material alkaline solution, form calcium titanium ore bed (4).
  7. A kind of 7. preparation method of stamping type perovskite solar cell according to claim 3, it is characterised in that
    Stamping structure is depression or raised cylinder, pyrometric cone or quadrangular pyramid, and stamping structure rectangular array arranges,
    The depth or height of stamping structure are 100nm~500nm, and the maximum gauge of stamping structure is 100nm~300nm.
  8. A kind of 8. preparation method of stamping type perovskite solar cell according to claim 3, it is characterised in that
    In the upper surface spin coating hole mobile material of calcium titanium ore bed (4), hole transmission layer (5) is formed.
  9. A kind of 9. preparation method of stamping type perovskite solar cell according to claim 3, it is characterised in that
    UV solidification glues are coated in the battery outer surface eventually formed, are pressed 10 minutes under conditions of 100 DEG C,
    After cooling is stable at room temperature, curing process is carried out 24 hours to battery irradiation ultraviolet.
  10. 10. a kind of preparation method of stamping type perovskite solar cell according to claim 3 to 9 any claim, its It is characterised by,
    First substrate (1) and the second substrate (7) are substrate of glass；
    First electrode (2) is FTO electrodes, and second electrode (6) is silver electrode, and thickness is 100nm~200nm；
    The material of mesoporous layer (3) is TiO2, thickness is 300nm~600nm；
    The material of calcium titanium ore bed (4) is CH3NH3PbI3, thickness is 400nm~1000nm；
    The material of hole transmission layer (5) is Spiro-OMeTAD, thickness 200nm.
CN201710677111.XA 2017-08-09 2017-08-09 A kind of preparation method of stamping type perovskite solar cell and the battery Pending CN107565021A (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN109301093A (en) * 2018-09-30 2019-02-01 华南理工大学 A kind of preparation method of conduction light-permeable perovskite quantum dot film
CN110690348A (en) * 2018-07-06 2020-01-14 张家港康得新光电材料有限公司 Method for roll-to-roll production of perovskite layer, perovskite layer obtained by method and perovskite type battery
CN111525032A (en) * 2020-04-06 2020-08-11 杭州纤纳光电科技有限公司 Two-dimensional mesh back contact type perovskite solar cell and preparation method thereof

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CN105140406A (en) * 2015-08-06 2015-12-09 中南大学 Perovskite solar cell capable of light incoming from double surfaces and fabrication method thereof

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110690348A (en) * 2018-07-06 2020-01-14 张家港康得新光电材料有限公司 Method for roll-to-roll production of perovskite layer, perovskite layer obtained by method and perovskite type battery
CN110690348B (en) * 2018-07-06 2023-04-18 张家港康得新光电材料有限公司 Method for roll-to-roll production of perovskite layer, perovskite layer obtained by method, and perovskite-type battery
CN109301093A (en) * 2018-09-30 2019-02-01 华南理工大学 A kind of preparation method of conduction light-permeable perovskite quantum dot film
CN109301093B (en) * 2018-09-30 2024-06-07 华南理工大学 Preparation method of conductive and light-permeable perovskite quantum dot film
CN111525032A (en) * 2020-04-06 2020-08-11 杭州纤纳光电科技有限公司 Two-dimensional mesh back contact type perovskite solar cell and preparation method thereof

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Application publication date: 20180109