CN106876593B - A kind of preparation method of the organic film with array structure - Google Patents
A kind of preparation method of the organic film with array structure Download PDFInfo
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- CN106876593B CN106876593B CN201710133167.9A CN201710133167A CN106876593B CN 106876593 B CN106876593 B CN 106876593B CN 201710133167 A CN201710133167 A CN 201710133167A CN 106876593 B CN106876593 B CN 106876593B
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- organic film
- substrate plate
- array structure
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
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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
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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
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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
- 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
Abstract
The invention discloses a kind of preparation methods of organic film with array structure, including step 1: configuring the film raw material liquid of saturation；Step 2: the charge assistant depositing device of organic film is made；Step 3: material liquid is poured into charge assistant depositing device and submerges substrate plate；Step 4: closure switch give substrate plate to apply voltage, and the deposition of organic film is carried out using assist in electrodeposition method, can be obtained and are deposited on the first substrate plate and organic film of the thickness between 1000 nanometers~3000 nanometers.The preparation method simple process, easy to operate, the organic film being prepared has array structure, i.e., carrier mobility with higher and exciton diffusion length.
Description
Technical field
The present invention relates to field of nanometer material technology, and in particular to a kind of preparation method of the organic film with array structure.
Background technique
Organic solar batteries are because it is low with input cost, light quality, it is rollable and be easy to large area manufacture etc. spies
Point has wide application and development prospect, becomes the hot spot of present photovoltaic art research.But traditional organic film,
Exciton diffusion length is only tens nanometer, then, as the active material layer of solar battery, thickness is also limited to tens of
In nanometer.However, the efficiency of light absorption of solar battery to the thickness of active layer be it is directly proportional, active layer is thinner, battery
Efficiency of light absorption is lower, and corresponding incident photon-to-electron conversion efficiency is also lower, i.e., traditional organic film greatly limits solar battery
Efficiency of light absorption, therefore, improve organic material exciton diffusion length be improve solar battery efficiency of light absorption it is effective
Approach.
It may be the carrier mobility due to organic material since the exciton diffusion length of organic small molecule material is lower
It is lower, and there are a large amount of crystal boundary, defect and impurity in amorphous or microcrystalline film.And the monocrystalline of high quality or there are array junctions
The polycrystal film of structure can reduce these unfavorable factors to greatest extent.Therefore, prepare high quality has the organic of array structure
Film is necessary.
Summary of the invention
The purpose of the present invention is to solve above-mentioned technical problems, provide a kind of system of organic film with array structure
Preparation Method, the preparation method simple process is easy to operate, and the organic film being prepared has array structure, that is, has higher
Carrier mobility and exciton diffusion length.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of preparation method of the organic film with array structure, comprising the following steps:
1) it configures film raw material liquid: the raw material of organic film to be prepared being configured to saturated solution, obtain film
Material liquid；
2) charge assistant depositing device is made:
A, a hexahedron pedestal is made using polytetrafluoroethylene material, and opens up twice phase on surface on the base
Mutually parallel and groove of the horizontal space between 0.5~5mm；
B, the lower surface of pedestal is fixed on the glass container bottom by the tubular glass container for taking a upper opening；
C, the polar group bottom that two block-shaped structures are all the same and bottom and groove match is made using polarity base material
Then it is snapped fit onto two grooves on pedestal respectively, is denoted as the first substrate plate and the second substrate plate by plate of material；
D, the first conducting wire is set at the top of the first substrate plate, the second conducting wire is set at the top of the second substrate plate, and first leads
Line and the second wire termination are connected with extraneous power supply and switch, constitute with power supply, switch, the first conducting wire, the first substrate plate, bottom
Seat, the second substrate plate, the concatenated electrical circuit of the second conducting wire；It is in an off state switch；
3) by film raw material liquid from the glass container that glass container opening pours into charge assistant depositing device, until film
Material liquid submerges the first substrate plate and the second substrate plate；
4) be powered: closure switch apply voltage to the first substrate plate and the second substrate plate, voltage swing with two substrates it
Between electric field strength 0.5 × 106~5 × 106Subject between v/m, after 24~96 hours, it can be obtained and be deposited on the first substrate plate
On organic film, and obtained organic film deposition thickness is between 1000 nanometers~3000 nanometers.
Specifically, in the step 1), the raw material monomer of organic film dissolves in solvent.
Specifically, in the step 1), the raw material of organic film are boron chloride Asia phthalocyanine.
Specifically, in the step 1), boron chloride Asia phthalocyanine is dissolved in chlorobenzene solvent, saturated solution is configured to, is obtained
To boron chloride Asia phthalocyanine thin film material liquid.
Specifically, in the step 2), pedestal is cuboid pedestal.
Specifically, in the step 2), polarity base material is silicon wafer, quartz glass, ITO or FTO.
Specifically, in the step 2), extraneous power supply is mains supply or charge power supply.
More specifically, it is directly proportional to obtained organic film deposition thickness that voltage applies duration in the step 4).
Compared with prior art, the invention has the following advantages:
(1) preparation method simple process of the present invention, it is easy to operate, had using the organic film that the method for the present invention is prepared
There are array structure, i.e., carrier mobility with higher and exciton diffusion length.
(2) present invention devises a kind of charge assistant depositing device specially to prepare the organic film with array structure,
The charge assistant depositing device uses the cylindrical container of glass production, pedestal is made using polytetrafluoroethylene material, using polarity
The material of solvent is dissolved in as base material, rationally, structure is simple, and installing and dismounting is very convenient, deposition operation for design
It is extremely simple, and deposition effect is good, using flexible to obtain using the device, thickness is uniform, sedimentation time is short and has
There is the organic film of array structure, deposition effect is fabulous.
(3) present invention when applying voltage, between the voltage of application and two substrates spacing be positively correlated, apply voltage with
Electric field strength is in 0.5x10 between substrate spacing can ensure substrate6~5X106V/m, therefore, if being provided in extraneous power supply
Voltage amount it is lower when, can achieve the goal by adjusting substrate spacing, keep entire deposition operation more flexible, the charge is auxiliary
Help the precipitation equipment scope of application wider.
Detailed description of the invention
Fig. 1 is charge assistant depositing apparatus structure schematic diagram of the present invention.
Fig. 2 is the AFM figure of the SubPC film in embodiment with array structure.
Wherein, the corresponding title of appended drawing reference are as follows:
The first substrate plate of 1-, the second substrate plate of 2-, 3- pedestal, 4- glass container, the first conducting wire of 5-, the second conducting wire of 6-.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits
In following embodiment.
It is sub- to provide a kind of boron chloride with array structure by taking boron chloride Asia phthalocyanine (SubPC) film as an example for the present embodiment
The preparation method of phthalocyanine (SubPC), comprising the following steps:
1) it configures boron chloride Asia phthalocyanine material liquid: boron chloride Asia phthalocyanine is dissolved in chlorobenzene, be configured to SubPC chlorobenzene saturation
Solution, as material liquid；
2) charge assistant depositing device is made:
Select the tubular glass container an of upper opening spare；
One cuboid pedestal 3 to match with glass container 4 is made using polytetrafluoroethylene material, and in the pedestal
Opened up on 3 upper surfaces twice be parallel to each other and horizontal space be 1mm groove, the lower surface of pedestal 3 is then fixed on the glass
4 bottom of glass container；
Choose the two block-shaped structures that are made of silicon all the same and silicon wafer that bottom and groove match, and by silicon wafer point
It does not snap fit onto two grooves on pedestal 3, is denoted as the first substrate plate 1 and the second substrate plate 2；
First conducting wire 5 is set at the top of the first substrate plate 1, the second conducting wire 6, and first are set at the top of the second substrate plate 2
Conducting wire 5 and the 6 end city Jun Yu of the second conducting wire are electrically connected, constitute with alternating current, switch, the first conducting wire 5, the first substrate plate 1, pedestal 3,
Second substrate plate 2, the concatenated electrical circuit of the second conducting wire 6；It is in an off state switch；Prepared charge assistant depositing dress
The structural schematic diagram set is as shown in Figure 1；
3) material liquid got ready in step 1 is held from the glass that 4 opening of glass container pours into charge assistant depositing device
In device 4, until material liquid submerges the first substrate plate 1 and the second substrate plate 2；
4) be powered: closure switch, to the first substrate plate and the second substrate plate apply 10KV voltage (first substrate plate with
The spacing of second substrate plate is 1mm, and application voltage is 10KV, that is, electric field strength is in 0.5x10 between can ensure that substrate6~5X106v/m
Between), after depositing for 24 hours, the SubPC film being deposited on the first substrate plate can be obtained, measure the SubPC film deposition thickness
For 1200nm.
Also, the AFM figure of the SubPC film as shown in Figure 2 can be obtained, as shown in Figure 2, which has three
Pile up array structure in angle.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit protection model of the invention
It encloses, as long as that in body design thought of the invention and mentally makes has no the change of essential meaning or polishing, is solved
The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.
Claims (8)
1. a kind of preparation method of the organic film with array structure, which comprises the following steps:
1) it configures film raw material liquid: the raw material of organic film to be prepared being configured to saturated solution, obtain film raw material
Liquid；
2) charge assistant depositing device is made:
A, a hexahedron pedestal (3) is made using polytetrafluoroethylene material, and opens up twice phase on surface on the base
Mutually parallel and groove of the horizontal space between 0.5~5mm；
B, the lower surface of pedestal is fixed on the glass container bottom by the tubular glass container (4) for taking a upper opening；
C, the polarity base material that two block-shaped structures are all the same and bottom and groove match is made using polarity base material
Then it is snapped fit onto two grooves on pedestal respectively, is denoted as the first substrate plate (1) and the second substrate plate (2) by plate；
D, the first conducting wire (5) are set at the top of the first substrate plate, are arranged at the top of the second substrate plate the second conducting wire (6), and first
Conducting wire and the second wire termination are connected with extraneous power supply and switch, composition with power supply, switch, the first conducting wire, the first substrate plate,
Pedestal, the second substrate plate, the concatenated electrical circuit of the second conducting wire；It is in an off state switch；
3) by film raw material liquid from the glass container that glass container opening pours into charge assistant depositing device, until film raw material
Liquid submerges the first substrate plate and the second substrate plate；
4) be powered: closure switch apply voltage to the first substrate plate and the second substrate plate, and voltage swing is with electric between two substrates
Field intensity is 0.5 × 106~5 × 106Subject between v/m, after 24~96 hours, it can be obtained and be deposited on the first substrate plate
Organic film, and obtained organic film deposition thickness is between 1000 nanometers~3000 nanometers.
2. a kind of preparation method of organic film with array structure according to claim 1, which is characterized in that described
In step 1), the raw material monomer of organic film dissolves in solvent.
3. a kind of preparation method of organic film with array structure according to claim 1 or 2, which is characterized in that
In the step 1), the raw material of organic film are boron chloride Asia phthalocyanine.
4. a kind of preparation method of organic film with array structure according to claim 3, which is characterized in that described
In step 1), boron chloride Asia phthalocyanine is dissolved in chlorobenzene solvent, saturated solution is configured to, obtains boron chloride Asia phthalocyanine thin film raw material
Liquid.
5. a kind of preparation method of organic film with array structure according to claim 4, which is characterized in that described
In step 2), pedestal (3) is cuboid pedestal.
6. a kind of preparation method of organic film with array structure according to claim 5, which is characterized in that described
In step 2), polarity base material is silicon wafer, quartz glass, ITO or FTO.
7. a kind of preparation method of the organic film with array structure according to claim 4~6 any one, special
Sign is, in the step 2), extraneous power supply is mains supply or charge power supply.
8. a kind of preparation method of organic film with array structure according to claim 7, which is characterized in that described
In step 4), it is directly proportional to obtained organic film deposition thickness that voltage applies duration.
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| CN201710133167.9A CN106876593B (en) | 2017-03-08 | 2017-03-08 | A kind of preparation method of the organic film with array structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105789486A (en) * | 2016-03-28 | 2016-07-20 | 华南理工大学 | Selective oriented deposition method of organic film |
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| US6949403B2 (en) * | 2003-07-22 | 2005-09-27 | Organic Vision Inc. | Non-vacuum methods for the fabrication of organic semiconductor devices |
| GB2547029B (en) * | 2016-02-05 | 2019-11-06 | Cambridge Display Tech Ltd | Methods of manufacturing electrodes by in-situ electrodeposition and devices comprising said electrodes |
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