CN102529297B - Device and method for producing graphene composite film and graphene composite film product - Google Patents
Device and method for producing graphene composite film and graphene composite film product Download PDFInfo
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- CN102529297B CN102529297B CN201110443759.3A CN201110443759A CN102529297B CN 102529297 B CN102529297 B CN 102529297B CN 201110443759 A CN201110443759 A CN 201110443759A CN 102529297 B CN102529297 B CN 102529297B
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Abstract
The invention relates to a device for producing a graphene composite film. The device comprises a tank body (5), a bearing plate (3), at least one suspending device (7), at least one traction device (6), and at least one film positioning device (2), wherein the tank body (5) is used for holding a solution for etching a metal substrate; the bearing plate (3) is used for bearing a target substrate, and one end of the bearing plate is connected with one sidewall of the tank body in a movable manner; the at least one suspending device is connected with the other end of the bearing plate; and the at least one traction device is in one-to-one correspondence to the at least one suspending device, and is used for lifting or descending the suspending device. The invention also relates to a method for producing the graphene composite film by using the device, and the graphene composite film obtained by the method.
Description
Technical field
The present invention relates to a kind of device for the production of graphene composite film, more specifically, relate to a kind of graphene film and smooth device sticking of target substrate of making.The invention still further relates to the method that uses this device to produce graphene composite film, and the graphene composite film of being produced by the method.
Background technology
The theoretical research of Graphene starts from nineteen forty-seven, so far the history of existing more than 60 year.But really can prepare self-existent two-dimentional Graphene crystal is to appear at 2004: the astrophysics professor Andre K.Geim of Univ Manchester UK leader's research group utilizes micromechanics stripping means to obtain first Graphene.
Graphene formally causes the attention of industrial circle, is that it makes large-scale production become possibility because chemical vapour deposition (CVD) (CVD) method is in the introduction of graphene film preparation field.
CVD growth course is as follows: first by metallic substrates under argon gas and hydrogen environment in 1000 DEG C of the pre-heat treatment 1.5 hours.Then pass into methane, carry out carbon decomposition, growth time is about 20 minutes.In growth course, the first step will be controlled the nucleation density of Graphene by gas flow and pressure, and second step strengthens gas flow and obtain the high-quality single-layer graphene of continuous uniform again, and vapour deposition meeting occurs on the two sides of metallic substrates simultaneously.
After growth has the metallic substrates of Graphene to take out, on positive Graphene, apply gum protective layer, for example polymethyl methacrylate (PMMA) protective layer, to prevent after metallic substrates corrosion, the caving in and reunite of graphene film.Gum protective layer can have many selections, as long as can support Graphene and do not damage Graphene in operating process, and as PMMA, various photoresists.
Then; pass through oxygen plasma etch; remove the unwanted graphene film in the metallic substrates back side (hereinafter will be called through this intermediate product after treatment " with the metallic substrates support type graphene film of gum protective layer "), then corroding metal substrate in particular solution.In particular solution, by the surface tension of solution, film can open and be laid in solution surface.Then described film is picked up from solution to (calling the sheet process of dragging in the following text) by target substrate, make together with film sticks on by van der Waals interaction with target substrate.
In prior art, drag for sheet process and often adopt manual method to carry out, due to manually-operated deviation and unpredictability, film often occurs wrinkling in the time of contact target base material, stay alveolate phenomenon, thereby affect yield rate prepared by graphene composite film.Therefore in large-scale production, need a kind of device that can stablize this process badly, realize this process.
Summary of the invention
The invention provides a kind of device for the production of graphene composite film, this device comprises:
A casing, the solution of using for holding corroding metal substrate;
A loading plate, for carrying target substrate, one end of described loading plate is movably connected on a sidewall of casing;
At least one suspension apparatus, described suspension apparatus is connected with the other end of described loading plate;
At least one draw-gear, described draw-gear is corresponding one by one with described suspension apparatus, for pull-up or put down described suspension apparatus; And
At least one film positioning apparatus.
The present invention also provides a kind of method of producing graphene composite film with said apparatus, and the method comprises the following steps:
1) in casing, inject the solution that corroding metal substrate is used;
2) target substrate is placed on loading plate, and by the action of draw-gear, suspension apparatus is put down, target substrate is immersed in described solution completely;
3) the metallic substrates support type graphene film with gum protective layer is put into described solution, after metallic substrates is corroded and film is opened, by the pull-up suspension apparatus slow in one's movements of draw-gear, drive the coupled one end of loading plate to move up, along with lifting of loading plate, the graphene film of locating by film positioning apparatus starts to stick with target substrate, finally laminating completely;
4) optionally remove gum protective layer.
The present invention also provides the graphene composite film being made by said method on the other hand.
The apparatus and method of the application of the invention, can make the graphene film that swims in solution surface entirely stick in target substrate.Described apparatus and method can stably complete the zero defect of graphene film and target substrate and paste, and are suitable for the production of extensive graphene composite film.
Brief description of the drawings
Fig. 1 is the profile of an exemplary of apparatus of the present invention.
Fig. 2 is the top view of Fig. 1 shown device.
Detailed description of the invention
Below in connection with accompanying drawing, the present invention is described in detail.But it should be understood that described accompanying drawing, only for exemplary, should not be construed as and limits the scope of the invention.
The invention provides a kind of device for the production of graphene composite film, this device comprises:
A casing, the solution of using for holding corroding metal substrate;
A loading plate, for carrying target substrate, one end of described loading plate is movably connected on a sidewall of casing;
At least one suspension apparatus, described suspension apparatus is connected with the other end of described loading plate;
At least one draw-gear, described draw-gear is corresponding one by one with described suspension apparatus, for pull-up or put down described suspension apparatus; And
At least one film positioning apparatus.
In specific embodiment, being dynamically connected to be preferably of loading plate and casing is rotatably connected, for example, by realizations such as hasp or hinge arrangements.Apparatus of the present invention are without particular limitation for connected mode, as long as loading plate can rotate around a fixed position of casing substantially.Depending on action need, rotational angle can be within the scope of 0-180 °, also can be within the scope of 0-360 °, preferably within the scope of 0-360 °.More than the liquid level when tie point of loading plate and casing is preferably placed at normal operating, more preferably near the upper limb of box body wall, so that the rotation of loading plate, and prevent contacting of attaching parts and solution.
On described loading plate preferably with fixed part, as flange etc., with fixed target substrate position thereon.
Described suspension apparatus for example can be hanger bar or suspension line.The present invention has no particular limits it, as long as its material is suitable for the solution Long Term Contact of using with described corroding metal substrate and realizes required tractive function.
Described draw-gear for example can be motor, cylinder or pulley etc.
Apparatus of the present invention preferably have two suspension apparatus and two draw-gears.
Described film positioning apparatus for example can be nozzle.Described nozzle be preferably uniformly distributed in casing on its excess-three sidewall connecting loading plate one side higher than liquid level place, spray gas and film positioned by nozzle.Preferably, the speed of gas ejection is regulated, avoid film to produce larger disturbance.Gas velocity can be controlled by gas control valve.
Use apparatus of the present invention tool to have the following advantages: 1. for different solution viscosities and surface tension, can be by regulating the rising or falling speed of suspension apparatus, carry out the speed that regulator solution arranges along target substrate surface, thereby prevent the disturbance to film that drainage speed is too fast and cause; 2. many suspension apparatus can synchronously start, also can sequence starting, and make loading plate rise process have the slight torsion of left and right, be convenient to film sticking in target substrate; 3. the position that film suspends in solution can be adjusted by the multiple positioners on box body wall, and described positioner can be distributed on box body wall on demand, preferably distributes equably, and can control by gas control valve the speed of gas ejection.
An exemplary of apparatus of the present invention as illustrated in fig. 1 and 2.Wherein one end of loading plate 3, by hasp 8, is connected with a sidewall of casing 5, and loading plate 3 can carry out 360 degree rotations around hasp 8.In casing 5, accommodate corrosion copper Fe (NO for substrate
3)
3solution 1, floats on described solution 1 surface with the graphene film 4 of gum protective layer.The other end of loading plate 3 is connected with draw-gear 6 by two suspension apparatus 7, the pull-up or put down suspension apparatus 7 by machine operation.At the opposite side of casing 5 that connects loading plate 3, be provided with gas nozzle 2 at the liquid level place higher than solution, for the position that regulates film 4 to suspend at solution.Gas flow rate in nozzle 2 is controlled by gas control valve (not shown).
The present invention also provides a kind of method of producing Graphene with said apparatus, and the method comprises the following steps:
1) in casing, inject the solution that corroding metal substrate is used;
2) target substrate is placed in to position suitable on loading plate, and by the action of draw-gear, suspension apparatus is put down, target substrate is immersed in described solution completely;
3) the metallic substrates support type graphene film with gum protective layer is put into described solution, after metallic substrates is corroded and film is opened, by the pull-up suspension apparatus slow in one's movements of draw-gear, drive the coupled one end of loading plate to move up, along with lifting of loading plate, the graphene film of locating by film positioning apparatus starts to stick with target substrate, finally laminating completely;
4) optionally remove gum protective layer.
In the specific embodiments of the inventive method; the described metallic substrates support type graphene film with gum protective layer is for example for passing through chemical gaseous phase depositing process; form after the Graphene of single or multiple lift on the two sides of metallic substrates; on the Graphene in metallic substrates front, apply gum protective layer, then remove by oxygen plasma etch the support type graphene film obtaining after the unwanted Graphene in the metallic substrates back side.
In the inventive method, the metallic substrates support type graphene film with gum protective layer used can be also the metallic substrates support type graphene film that also such as, has improved square resistance by chemical doping (nitric acid or iodine etc.) and electrically doped (under ionic liquid environment logical add gate voltage change carrier concentration).
Described metallic substrates can be the paillon foil (or diaphragm) of Copper Foil, nickel foil (or nickel film) or other metal.In the preferred embodiment of the inventive method, described metallic substrates is Copper Foil.
The solution that described corroding metal substrate is used can be the conventional various solution in this area, as long as can reach object of the present invention.In the preferred embodiment of the inventive method, the solution that described corroding metal substrate is used is Fe (NO
3)
3solution or FeCl
3solution.
The position of target substrate on loading plate is predetermined, and after preferably should making target substrate and graphene film fit completely, the position of the two aligns substantially, or makes graphene film substantially be positioned at the central authorities of target substrate.Described target substrate for example can be various polymer, as polyester, plastics, polytetrafluoroethylene (PTFE) etc.; Various glass, as quartz, sapphire, diamond, corundum etc.; Silicon, as monocrystalline silicon, polysilicon etc.; Metal, as tin, nickel etc.
The speed that in step 3, suspension apparatus is pulled up should be enough slow, so that the solution between film and target substrate slowly arranges, and the disturbance of avoiding as much as possible drainage speed to cause film.
In the time having multiple suspension apparatus and draw-gear to exist in device, each draw-gear of preferably starting by sequence, makes loading plate rise process have the slight torsion of left and right, for example, reverse 5-20 °, is convenient to film sticking in target substrate.
Described gum protective layer is for example PMMA.Optionally use organic solution, for example acetone, removes described PMMA protective layer.
The present invention also provides the graphene composite film being made by said method on the other hand.
Owing to having adopted the smooth device sticking in target substrate of graphene film gapless that makes of the present invention, the zero defect that the graphene composite film being obtained by the inventive method has been realized film and base material sticks, and aspect the yield rate of graphene film, is obtaining great improvement compared with prior art.
Embodiment
By the following examples the present invention is carried out to example explanation.
Metallic substrates support type graphene film with gum protective layer is provided by the following method:
1. Graphene growth course is carried out as follows: first by 5 × 20cm
2the Copper Foil of area under argon gas and hydrogen environment (argon gas approximately 95 parts by volume, hydrogen approximately 5 parts by volume) in
in the enclosed system of (length) in 1000 DEG C of the pre-heat treatment 1.5 hours.Then pass into methane, carry out carbon decomposition, mixed gas flow is 500 cubic centimetres (argon gas approximately 95 parts by volume in mist, hydrogen approximately 5 parts by volume, methane approximately 0.03 parts by volume) per minute, and growth time is about 20 minutes.In growth course, the first step will be controlled the nucleation density of Graphene by gas flow and pressure, and second step strengthens gas flow and obtain the single-layer graphene of continuous uniform again, and vapour deposition occurs on the two sides of Copper Foil simultaneously;
2. on the Graphene in Copper Foil front, apply PMMA gum protective layer, coating layer thickness is about 200～300 nanometers;
3. then remove the unwanted Graphene in the Copper Foil back side by oxygen plasma etch.
The above-mentioned metallic substrates support type graphene film with gum protective layer is used for to the following embodiment of the present invention and comparative example.
Embodiment 1
Equipment therefor as illustrated in fig. 1 and 2.
Be about 40 × 40 × 40cm to length × wide × height
3casing in inject Fe (NO
3)
3solution 45L.By target substrate (approximately 20 × 20cm
2quartz glass) be placed in approximately 30 × 30cm
2loading plate on position substantially placed in the middle, and by the action of draw-gear, suspension apparatus is put down, target substrate is immersed in described solution completely.The above-mentioned metallic substrates support type graphene film with gum protective layer is put into described solution, open and be laid in after solution surface until it, by the slow pull-up suspension apparatus of draw-gear.Make the tilt angle of approximately 10 ° of loading plate traction end the start-up time of draw-gear, pull-up speed is 0.5mm/s.The argon gas that film sprays by film positioning apparatus and roughly float on the middle position of liquid level, gas flow is 0.5m
3/ h.Along with slowly lifting of loading plate, film and target substrate are seamlessly together with smooth sticking on.Remove gum protective layer by acetone, make graphene composite film.The performance of measuring prepared graphene composite film, result is as shown in table 1.
Embodiment 2
Equipment therefor as illustrated in fig. 1 and 2.
Experimentation carries out as described in Example 1, and difference is the tilt angle of approximately 15 ° of loading plate traction end, and pull-up speed is 1.0mm/s, and gas flow is 0.4m
3/ h.Along with slowly lifting of loading plate, film and target substrate are seamlessly together with smooth sticking on.Remove gum protective layer by acetone, make graphene composite film.The performance of measuring prepared graphene composite film, result is as shown in table 1.
Embodiment 3
Equipment therefor as illustrated in fig. 1 and 2.
Experimentation carries out as described in Example 1, and difference is the tilt angle of approximately 5 ° of loading plate traction end, and pull-up speed is 0.1mm/s, and gas flow is 0.5m
3/ h.Along with slowly lifting of loading plate, film and target substrate are seamlessly together with smooth sticking on.Remove gum protective layer by acetone, make graphene composite film.The performance of measuring prepared graphene composite film, result is as shown in table 1.
Embodiment 4
Equipment therefor as illustrated in fig. 1 and 2.
Experimentation carries out as described in Example 1, and difference is the tilt angle of approximately 0 ° of loading plate traction end, and pull-up speed is 0.8mm/s, and gas flow is 0.6m
3/ h.Along with slowly lifting of loading plate, film and target substrate are seamlessly together with smooth sticking on.Remove gum protective layer by acetone, make graphene composite film.The performance of measuring prepared graphene composite film, result is as shown in table 1.
Comparative example 1
In the casing of 50L, inject Fe (NO
3)
3solution 45L.The above-mentioned metallic substrates support type graphene film with gum protective layer is put into described solution, open and be laid in after solution surface until it, by quartz glass plate, described film is picked up from solution.Remove gum protective layer by acetone, make graphene composite film.The performance of measuring prepared graphene composite film, result is as shown in table 1.
The graphene composite film outward appearance and the performance that in table 1 embodiment and comparative example, make
Can find out from above embodiment result, the present invention is owing to having improved the apparatus and method of dragging for sheet, and the outward appearance of prepared graphene composite film and performance have had obvious improvement compared with prior art products.
Although describe the present invention with reference to particular, but what those skilled in the art will recognize that is, in the situation that not departing from purport of the present invention and scope, can described device, method be changed or be improved, described improvement project or other equivalent be also within the scope of the invention.
Claims (18)
1. for the production of a device for graphene composite film, this device comprises:
A casing (5), the solution (1) of using for holding corroding metal substrate;
A loading plate (3), for carrying target substrate, one end of described loading plate is movably connected on a sidewall of casing;
At least one suspension apparatus (7), described suspension apparatus is connected with the other end of described loading plate;
At least one draw-gear (6), described draw-gear is corresponding one by one with described suspension apparatus, for pull-up or put down described suspension apparatus; And
At least one film positioning apparatus (2).
2. device according to claim 1, being movably connected to and being rotatably connected of wherein said loading plate and casing.
3. device according to claim 2, wherein said being rotatably connected as hasp or hinge arrangement.
4. according to the device one of claim 1-3 Suo Shu, wherein said loading plate can be done 0-360 ° of rotation.
5. according to the device one of claim 1-3 Suo Shu, on wherein said loading plate with fixed part, with fixed target substrate position thereon.
6. device according to claim 5, wherein said fixed part is flange.
7. according to the device one of claim 1-3 Suo Shu, wherein said suspension apparatus is hanger bar or suspension line; Described draw-gear is to be selected from one or more in motor, cylinder and pulley.
8. according to the device one of claim 1-3 Suo Shu, wherein said device has multiple suspension apparatus and draw-gear.
9. device according to claim 8, wherein said device has two suspension apparatus and draw-gear.
10. according to the device one of claim 1-3 Suo Shu, wherein said film positioning apparatus is nozzle.
11. devices according to claim 10, wherein said nozzle is uniformly distributed in casing on its excess-three sidewall connecting loading plate one side.
12. 1 kinds of methods that right to use requires the device of one of 1-11 to produce graphene composite film, the method comprises the following steps:
1) in casing, inject the solution that corroding metal substrate is used;
2) target substrate is placed in to position suitable on loading plate, and by the action of draw-gear, suspension apparatus is put down, target substrate is immersed in described solution completely;
3) the metallic substrates support type graphene film with gum protective layer is put into described solution, after metallic substrates is corroded and film is opened, by the pull-up suspension apparatus slow in one's movements of draw-gear, drive the coupled one end of loading plate to move up, along with slowly lifting of loading plate, the graphene film of locating by film positioning apparatus starts slowly to stick with target substrate, finally laminating completely;
4) optionally remove gum protective layer;
The wherein said metallic substrates support type graphene film with gum protective layer is to form after the Graphene of single or multiple lift on the two sides of metallic substrates; on the Graphene in metallic substrates front, apply gum protective layer, then remove by oxygen plasma etch the support type graphene film obtaining after the unwanted Graphene in the metallic substrates back side.
13. methods according to claim 12, the Graphene that wherein forms single or multiple lift on the two sides of metallic substrates is undertaken by chemical gaseous phase depositing process.
14. methods according to claim 12, the wherein said metallic substrates support type graphene film with gum protective layer is also by chemical doping and the electrically doped metallic substrates support type graphene film that has improved square resistance.
15. methods according to claim 12, wherein said metallic substrates is Copper Foil.
16. methods according to claim 12, the solution that wherein said corroding metal substrate is used is Fe (NO
3)
3solution or FeCl
3solution.
17. methods according to claim 12, wherein said target substrate is to be selected from following at least one: polymer, glass, silicon and metal.
18. according to the method one of claim 12-17 Suo Shu, has multiple suspension apparatus and draw-gear in wherein said device, and described suspension apparatus is started by sequence, and makes loading plate rise process have the slight torsion of left and right, and described slight torsion is 5-20 °.
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| CN103682054B (en) * | 2013-12-23 | 2016-05-04 | 福州大学 | A kind of flexible photoelectric device method for packing based on Graphene |
| CN105314624B (en) * | 2014-08-05 | 2017-08-18 | 常州二维碳素科技股份有限公司 | The preparation facilities and its preparation technology of a kind of graphene |
| CN114808890A (en) * | 2022-05-05 | 2022-07-29 | 河北科技大学 | Device and method for salvaging floating objects on liquid surface of liquid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201155203Y (en) * | 2008-02-01 | 2008-11-26 | 易国英 | Floor tile sticking machine |
| CN201276155Y (en) * | 2008-09-11 | 2009-07-22 | 河南黄河实业集团股份有限公司 | Lifting mechanism for movable bottom board of carriage |
| CN101760724A (en) * | 2010-01-26 | 2010-06-30 | 电子科技大学 | Method for preparing graphene membrane electrode with overlarge area and high quality |
| CN101764051A (en) * | 2010-01-15 | 2010-06-30 | 电子科技大学 | Method for transferring graphene film |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090026568A (en) * | 2007-09-10 | 2009-03-13 | 삼성전자주식회사 | Graphene sheet and process for preparing the same |
-
2011
- 2011-12-26 CN CN201110443759.3A patent/CN102529297B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201155203Y (en) * | 2008-02-01 | 2008-11-26 | 易国英 | Floor tile sticking machine |
| CN201276155Y (en) * | 2008-09-11 | 2009-07-22 | 河南黄河实业集团股份有限公司 | Lifting mechanism for movable bottom board of carriage |
| CN101764051A (en) * | 2010-01-15 | 2010-06-30 | 电子科技大学 | Method for transferring graphene film |
| CN101760724A (en) * | 2010-01-26 | 2010-06-30 | 电子科技大学 | Method for preparing graphene membrane electrode with overlarge area and high quality |
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Address after: 213149 No. 6 Xiangyun Road, Wujin Economic Development Zone, Jiangsu, Changzhou Patentee after: 2D CARBON (CHANGZHOU) TECH INC., LTD. Address before: 213149 No. 6 Xiangyun Road, Wujin Economic Development Zone, Jiangsu, Changzhou Patentee before: 2D Carbon (Changzhou) Tech Co., Ltd. |