CN105305869B - Electrode of friction generator and preparation method thereof - Google Patents
Electrode of friction generator and preparation method thereof Download PDFInfo
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- CN105305869B CN105305869B CN201510577561.2A CN201510577561A CN105305869B CN 105305869 B CN105305869 B CN 105305869B CN 201510577561 A CN201510577561 A CN 201510577561A CN 105305869 B CN105305869 B CN 105305869B
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Abstract
The invention discloses a kind of electrode of friction generator and preparation method thereof, the electrode of the friction generator includes porous electrode layer and polymeric layer, and the porous electrode layer is mutually chimeric with polymeric layer, forms segmental chimera or is completely fitted body.The preparation method of the triboelectricity machine electrode comprises the following steps：(1) one layer of polymeric layer is brushed in the template surface with micro-structural, and carries out degassing processing；(2) porous electrode layer of surfacing is cut into target size；(3) porous electrode layer is fitted in polymer layer surface, and carries out curing process；(4) from template surface by polymer/electrode composite membrane skinning.The triboelectricity machine electrode of the present invention not only increases the firmness of electrode, does not allow it easy to fall off, and improves the pliability and power generation performance of friction generator using the electrode.
Description
Technical field
The present invention relates to a kind of electrode of friction generator, more particularly to a kind of friction generator electrode setting mode and
The preparation method of electrode.
Background technology
The collection of energy and conversion equipment built using nanometer technology, is played a crucial role in self-powered nanosystems, by
In its environmental protection, energy-conservation, self-driven property and be increasingly subject to extensive concern.As Wang Zhonglin teaches the piezoelectric nano of seminar's research and development
Since generator converts mechanical energy into electric energy first, the nanometer hair of different structure and material based on piezoelectricity and friction electricity
Motor is come out one after another.
But electrode layer is planar junction to be stacked structure, i.e. materials at two layers with frictional layer in existing friction generator
Structure is more using splash-proofing sputtering metal thin layer, stickup conductive layer or brushing conductive layer etc., prepared triboelectricity machine electrode and frictional layer
Contact is insecure.Further, since the frictional layer of friction generator is plane contact with electrode layer, generating efficiency is relatively low.
It is, thus, sought for a kind of new friction generator electrode setting mode, to strengthen the firmness of electrode, is carried
The power generation performance of high friction generator.
The content of the invention
The technical problems to be solved by the invention are：Overcome existing triboelectricity machine electrode contacted with frictional layer it is insecure,
There is provided a kind of electrode of friction generator for the low defect of generating efficiency, by increasing capacitance it is possible to increase the firmness of electrode, and improves friction
The power generation performance and pliability of generator.
In order to solve the above technical problems, the first technical scheme that the present invention is provided is a kind of electrode of friction generator, tool
Body is：
A kind of electrode of friction generator, the triboelectricity machine electrode includes porous electrode layer and polymeric layer, described
Porous electrode layer is mutually chimeric with the polymeric layer, forms chimera.
The electrode of foregoing friction generator, the part that is fitting for is chimeric, i.e., a part for porous electrode layer is with polymerizeing
A part for nitride layer is mutually chimeric, forms segmental chimera.
The electrode of foregoing friction generator, described to be fitting for being completely fitted, i.e., whole porous electrode layer are with all polymerizeing
Nitride layer is mutually fitted together to, and formation is completely fitted body.
The electrode of foregoing friction generator, the porous electrode layer is porous metals or its composite porous body, is preferably steeped
One kind in foam nickel, foam copper, foamed aluminium, porous iron, Porous Cu or its composite porous body.
The second technical scheme that the present invention is provided is a kind of preparation method of triboelectricity machine electrode, is specially：
A kind of preparation method of triboelectricity machine electrode, this method comprises the following steps：
(1) first polymer layer is brushed in the template surface with micro-structural, and carries out degassing processing；
(2) porous electrode layer of surfacing is cut into target size；
(3) porous electrode layer is fitted in polymer layer surface, and carries out curing process；
(4) from template surface by polymeric layer/electrode layer composite membrane skinning.
In the preparation method of foregoing triboelectricity machine electrode, the step (2), porous electrode layer is carried out at pressing
Reason, makes its thickness reach target thickness.
Polymeric layer in the preparation method of foregoing triboelectricity machine electrode, the step (3) is to pass through curing process
Polymeric layer, preferably before laminating porous electrode layer, the second polymer layer is brushed in cured polymer layer surface.
Also include step (5) after the preparation method of foregoing triboelectricity machine electrode, the step (3) in porous electrode layer
Third polymer layer is brushed on surface, and carries out degasification and curing process.
Polymeric layer in the preparation method of foregoing triboelectricity machine electrode, the step (3) is by semi-solid preparation
The polymeric layer of reason.
Also include step (6) after the preparation method of the electrode of foregoing friction generator, the step (3) in porous electrode
Layer surface brushes the second polymer layer, and carries out degasification and curing process.
Polymeric layer in the preparation method of foregoing triboelectricity machine electrode, the step (3) is without by solidification
1~10min is stood after the polymeric layer of processing, porous electrode layer of being fitted preferably on polymer layer surface.
Compared with the electrode of existing friction generator is set, the electrode setting mode of friction generator of the invention has
Advantages below：
1) electrode setting mode of friction generator of the present invention enhances the firmness of electrode, does not allow it easy to fall off.
2) electrode setting mode of friction generator of the present invention improves the power generation performance of friction generator.
3) electrode setting mode of friction generator of the present invention improves the pliability of friction generator.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of triboelectricity machine electrode of the present invention.
Fig. 2 is the structural representation of the another embodiment of triboelectricity machine electrode of the present invention.
Fig. 3 is the sectional view of the chimera of triboelectricity machine electrode of the present invention.
Fig. 4 is the preparation technology flow chart of triboelectricity machine electrode of the present invention.
Embodiment
In order to be better understood by the purpose of the present invention, structure and function, below in conjunction with the accompanying drawings, a kind of of the present invention is rubbed
Further detailed description is done in electrode setting of generator and preparation method thereof.
The electrode of the friction generator of the present invention includes porous electrode layer and polymeric layer, porous electrode layer and polymeric layer
It is mutually chimeric, form chimera.
Wherein, porous electrode layer be with pumiceous texture or the porous metals of spongelike structure or its composite porous body,
For example can be at least one of commercially available nickel foam, foam copper, foamed aluminium, porous iron, Porous Cu or its composite porous body.
Wherein, polymeric layer can be commercially available thermoplasticity or thermoset macromolecule material, for example, can be purchased in market
PDMS (dimethyl silicone polymer), methyl vinyl silicone rubber, fluorosioloxane rubber, phenolic resin or vulcanization rubber.
Fig. 1 is the structural representation of an embodiment of triboelectricity machine electrode of the present invention.As shown in figure 1, this
The electrode of the friction generator of invention includes porous electrode layer 1 and polymeric layer 2, the part and polymer of porous electrode layer 1
A part for layer 2 is mutually chimeric, forms segmental chimera, another part of porous electrode layer 1 and another part of polymeric layer 2
It is exposed outside.
Fig. 2 is the structural representation of the another embodiment of triboelectricity machine electrode of the present invention.As shown in Fig. 2
The electrode of the friction generator of the present invention includes porous electrode layer and polymeric layer, and porous electrode layer and polymeric layer, which are fitted together to, to be formed
Be completely fitted body.
Fig. 3 is the sectional view of the chimera of triboelectricity machine electrode of the present invention.As shown in figure 3, in chimera, porous electricity
Pole layer, polymer 22 coated porous electrode 11 mutually chimeric with polymeric layer, and polymer 22 enters the micropore of porous electrode 11
In.
As shown in Figure 1, Figure 2 and Figure 3, the electrode setting mode of friction generator of the invention, porous metals or it is compound
Porous body integrally as friction generator electrode layer and and polymeric layer form good combination, on the one hand add electrode
Firmness, does not allow it easy to fall off, on the other hand, compared with planar electrode layer, due to the loose structure of electrode, with than
Larger specific surface area, bigger contact area, can sense more electric charges with polymeric layer formation；It is in porous electrode layer
In one embodiment of nickel foam, the power generation performance of friction generator improves about 30%.
Further, since the loose structure of porous metals in itself, makes the electrode setting mode ratio of the friction generator of the present invention
Slab construction has more preferable pliability, adds the overall flexibility of friction generator.
The electrode of structure of the present invention can apply to three layers of (friction of polymer and friction electrode), four layers of (polymerization
The friction of thing and polymer), five layers (between two parties thin-film friction generator and intervening electrode hair frictional electric machine), spring, arch, metals
In the structure of the nano friction generator such as oxide and polymer.
On the other hand, as shown in figure 4, the preparation method of the triboelectricity machine electrode of the present invention, comprises the following steps：
(1) first polymer layer is brushed in the template surface with micro-structural, and carries out degassing processing；
Wherein, the template is the template with micro-structural commonly used in the art, for example, can be silicon template, glass
Glass, metal, lucite etc.；The micro-structural is micro-nano concaveconvex structure, and height of projection is 50~3000nm concaveconvex structure；Institute
Degassing processing is stated by vacuumizing progress.
Polymer of the invention used can be commercially available thermoplasticity or thermoset macromolecule material, for example, can be purchased in market
PDMS (dimethyl silicone polymer), methyl vinyl silicone rubber, fluorosioloxane rubber, phenolic resin or vulcanization rubber.
The polymeric layer be will high polymer material and curing agent mix after obtained slurry, or by high polymer material
The slurry being made into organic solvent is dissolved in after being mixed with curing agent, according to the high polymer material type of selection, selection is suitable solid
Agent type and type of organic solvent.
High polymer material can be PDMS；It is dissolved in after PDMS is well mixed with curing agent in organic solvent, stirring stirring
Uniformly, it is made into slurry；The organic solvent is n-hexane, hexamethylene, toluene, dimethylbenzene, ethyl acetate or butyl acetate；It is preferred that
The mass ratio of solid (mixture) and organic solvent is 1 in PDMS slurries:20；The curing agent is vulcanizing agent, such as road purchased in market
Healthy and free from worry 184, now the weight ratio of high polymer material and curing agent is 5:1~20:1, preferably 10:1；Solidification temperature is 60~120
℃；It is preferred that can be with heat tracing in whipping process.
High polymer material PDMS is liquid in itself, can also need not use organic solvent, only be added to curing agent
In high polymer material, the weight ratio of high polymer material and curing agent is 5:1~20:1, preferably 10:1.
Similarly, high polymer material can also be the phenolic resin of liquid, including phenol aldehyde resin, formaldehyde resin；Solidification
Agent can be alicyclic polyamine, tertiary amine, imidazoles and boron trifluoride complex etc.；Solidification temperature is 60~120 DEG C.
High polymer material can also be the methyl vinyl silicone rubber or fluorosioloxane rubber of liquid；Curing agent can be positive silicic acid
Ethyl ester or organotin；Solidification temperature is 60~120 DEG C.
High polymer material can also be vulcanization rubber, then the polymer paste during brushing is to use sulphur or peroxidating
The rubber of thing crosslinking and the mixture of sulphur or peroxide.Then electrode of the invention be will be porous during the vulcanization of rubber
Metal is chimeric with vulcanization rubber progress to be obtained.
Described brush is brushed using coating machine.
The coating machine includes frame, is arranged at the scraper in frame, is coated with disk roller, back flow roll wheel and slurry containment device；
Wherein, coating disk roller and back flow roll wheel are be arranged in parallel and moved in the same direction with row, and slurry containment device is connected with coating disk roller, and scraper is located at
It is coated with above disk roller, gap is left with coating roller surface；Base material is run around back flow roll wheel.The coating machine can be obtained with purchased in market, example
Such as TB-800 type silicone oil coating machines.
In coating process, by adjusting the gap of scraper and coating disk roller, regulation slurry is transported to painting from slurry containment device
The amount of cloth disk roller.
In coating process, the rotating speed of coating disk roller is 10~120m/min, and back flow roll wheel speed is 10~120m/min.
(2) porous electrode layer of surfacing is cut into target size, and is bonded contact conductor.
Preferred pair porous electrode layer, which carries out pressing processing, makes its thickness reach target thickness, and makes its surfacing；It is described
Processing is flattened to carry out using twin rollers.
The target size that the porous electrode layer reaches is equal to or slightly less than the size of the polymeric layer after shaping.When poly-
During the compound coated porous electrode layer of layer, the size of porous electrode layer is less than the size of polymeric layer, the size of its middle polymeric layer
As the size of friction generator.For example, when the friction generator size obtained required by is 6.3cm × 4.3cm, polymerization
The size of nitride layer can be 6.3cm × 4.3cm, and the size of porous electrode layer can be 6.3cm × 4.3cm, can also be smaller
In 6.3cm × 4.3cm.
The target thickness that the porous electrode reaches is 250~300 μm.
(3) porous electrode layer is fitted in polymer layer surface, and carries out curing process.
Wherein, the solidification is that the template for scribbling polymeric layer is heated, and is usually to carry out in an oven；Root
According to the high polymer material type and curing agent type of selection, appropriate solidification temperature, generally 60~120 DEG C should be selected.
(4) from template surface by polymeric layer/electrode layer composite membrane skinning.
The skinning is carried out using this area conventional method.
Further, the template that the brushing in step (1) after degassing processing has first polymer layer is put into baking oven
Middle carry out curing process, before laminating porous electrode layer, second polymer is brushed in cured first polymer layer surface
Layer, is then fitted in second layer polymer layer surface, by polymeric layer by the porous electrode layer after step (2) processing
Viscous glutinous characteristic, porous electrode layer is attached to polymer layer surface, is then placed in curing oven.
Further, before step (4) is carried out, third polymer layer is brushed in porous electrode layer after hardening,
And carry out vacuumizing degassing processing, the polymeric layer on surface is penetrated into porous electrode layer, be then placed in curing oven, make two
Person is chimeric to be integrated.
Or, further, the template that the brushing in step (1) after degassing processing has first polymer layer is put into
Temperature carries out semi-solid preparation processing for 1~10min in 60~120 DEG C of baking oven, then by the porous electricity after step (2) processing
Pole layer is fitted in the polymer layer surface of semi-solid preparation, is preferably placed into curing oven.
Further, before step (4) is carried out, the second polymer layer is brushed in porous electrode layer after hardening,
And carry out vacuumizing degassing processing, the polymeric layer on surface is penetrated into porous electrode layer, be then placed in curing oven, make two
Person is chimeric to be integrated.
Furthermore, further, the template that the brushing in step (1) after degassing processing has first polymer layer is not entered
Row curing process, is directly fitted in first polymer layer surface by the porous electrode layer after step (2) processing, and in air
1~10min of middle standing, makes the polymeric layer of bottom be infiltrated through under capillarity effect in porous electrode layer, is then placed in baking
Case solidifies, and is fitted together to both and is integrated.
In a detailed embodiment, the preparation method of triboelectricity machine electrode of the invention is：
(1) curing agent is dissolved in polymer, stirred, be made into polymer paste；
The polymer is PDMS；The curing agent is vulcanizing agent, such as DOW CORNING 184 purchased in market, and now polymer is with consolidating
The weight ratio of agent is 5:1~20:1, preferably 10:1；Solidification temperature is 60~120 DEG C；
(2) first polymer layer is brushed on the template surface with micro-nano concaveconvex structure, degasification is vacuumized and is put into temperature
Spend in the baking oven for 60~120 DEG C and solidify；
(3) porous electrode is flattened with twin rollers, its thickness is reached target thickness, and make its surfacing, bonding electricity
Pole lead；
(4) the second polymer layer is brushed in cured first polymer layer surface, by the porous electricity after step (3) processing
Pole layer is fitted in second polymer layer surface, by the viscous glutinous characteristic of polymer, and porous electrode layer is attached to polymer layer surface,
It is put into the baking oven that temperature is 60~120 DEG C and solidifies；
(5) third polymer layer is brushed in porous electrode layer surface, and vacuumizes degassing processing, ooze the polymer on top layer
In the micropore for penetrating into porous electrode, it is put into the baking oven that temperature is 60~120 DEG C and solidifies, be fitted together to both and be integrated；
(6) from template by polymer/porous electrode composite membrane skinning.
In another embodiment, the preparation method of triboelectricity machine electrode of the invention is：
(1) curing agent is dissolved in polymer, stirred, be made into polymer paste；
The polymer is PDMS；The curing agent is vulcanizing agent, such as DOW CORNING 184 purchased in market, now polymer and solidification
The weight ratio of agent is 5:1~20:1, preferably 10:1；Solidification temperature is 60~120 DEG C；
(2) first polymer layer is brushed on the template surface with micro-nano concaveconvex structure, degasification is vacuumized and is put into temperature
1~10min in the baking oven for 60~120 DEG C is spent, semi-cured state is reached；
(3) porous electrode is flattened with twin rollers, its thickness is reached target thickness, and make its surfacing, bonding electricity
Pole lead；
(4) porous electrode after step (3) processing is fitted in the polymer layer surface of semi-solid preparation, it is fixed, is put into
Solidify in baking oven；
(5) the second polymer layer is brushed in porous electrode layer surface, and vacuumizes degassing processing, ooze the polymer on top layer
In the micropore for penetrating into porous electrode, it is put into the baking oven that temperature is 60~120 DEG C and solidifies, be fitted together to both and be integrated；
(6) from template by polymer/porous electrode composite membrane skinning.
In another embodiment, the preparation method of triboelectricity machine electrode of the invention is：
(1) curing agent is dissolved in polymer, stirred, be made into polymer paste；
The polymer is PDMS；The curing agent is vulcanizing agent, such as DOW CORNING 184 purchased in market, and now polymer is with consolidating
The weight ratio of agent is 5:1~20:1, preferably 10:1；Solidification temperature is 60~120 DEG C；
(2) first polymer layer is brushed on the template surface with micro-nano concaveconvex structure, and vacuumizes degasification；
(3) porous electrode is flattened with twin rollers, its thickness is reached target thickness, and make its surfacing, bonding electricity
Pole lead；
(4) porous electrode after step (3) processing is fitted in polymer layer surface, and stand 1 in atmosphere~
10min, makes the polymer of bottom penetrate under capillary action in the micropore of porous electrode, and it is 60~120 DEG C of bakings to be put into temperature
Solidify in case, be fitted together to both and be integrated；
(5) from template by polymer/porous electrode composite membrane skinning.
The implementation of the method for the present invention is illustrated below by specific embodiment, it should be understood by those skilled in the art that
It is that this is understood not to the limitation to scope of the invention as claimed.
In the following embodiments, the electrode group by taking PET (polyethylene terephthalate)/nickel electrode as an example with the present invention
Generated electricity into friction generator, but this is not that friction generator is limited, it is well known by persons skilled in the art other
High polymer material/metal electrode, such as rubber/metal electrode, can also constitute friction generator with the electrode of the present invention.
Embodiment 1
The present embodiment friction generator size is 6.3cm × 4.3cm, and gross thickness is 2.0mm.The friction generator includes layer
The PDMS/ foam nickel electrodes and PET/ nickel electrodes of the folded present invention set structure as shown in Figure 1, wherein the polymerization of electrode of the present invention
The pet layer of nitride layer and PET/ nickel electrodes is oppositely arranged, the porous electrode layer of electrode of the present invention and the nickel metal layer of PET/ nickel electrodes
It is used as the voltage and current output end of friction generator.The following detailed description of the preparation method of the friction generator.
(1) it is 10 according to weight ratio by high polymer material PDMS and curing agent DOW CORNING 184:1 is well mixed, and is heated to 80
DEG C and stir, obtain PDMS slurries；
(2) there is the micro-nano concaveconvex structure that height is 150nm in silicon template, the is brushed on silicon template surface with coating machine
One PDMS layer, coating roller speed is 50m/min, and back flow roll wheel speed is 50m/min, and the gap of scraper and coating disk roller is 150 μ
m；The silicon template that brushing has the first PDMS layer is vacuumized degasification and is put into the baking oven that temperature is 100 DEG C and solidifies 10min；
(3) nickel foam is flattened with twin rollers, its thickness is reached 300 μm, and make its surfacing, bonding electrode draws
Line；
(4) the second PDMS layer is brushed on the first cured PDMS layer surface using same method, by step (3) processing
Nickel foam afterwards is fitted in the 2nd PDMS surfaces, and by PDMS viscous glutinous characteristic, nickel foam is attached to PDMS layer surface, is put into temperature
Spend in the baking oven for 100 DEG C and solidify 10min；
(5) the 3rd PDMS layer is brushed in foam nickel surface using same method, and vacuumizes degassing processing, make top layer
PDMS is penetrated into the micropore of nickel foam, is put into the baking oven that temperature is 100 DEG C and is solidified 10min, is fitted together to both and is integrated；
(6) from silicon template by PDMS/ nickel foam composite membrane skinnings；
(7) above-mentioned PDMS/ nickel foams composite membrane and the pet layer of PET/ nickel electrodes are stacked relatively, using plastic cement
Film is encapsulated to friction generator, obtains friction generator sample 1#.
Friction generator sample 1# has good fastness and pliability.Using test instrument for keystokes, (Dongguan City steps tech
The MK-9634 testing machine for service life of button of device equipment Co., Ltd production) circulating pressure test, test are carried out to friction generator 1#
Pressure 15N, frequency 2Hz, friction generator 1# maximum output voltage and current signal are respectively 450V and 13 μ A.
Embodiment 2
The present embodiment friction generator size is 6.3cm × 4.3cm, and gross thickness is 2.0mm.The friction generator includes layer
The PDMS/ foam nickel electrodes and PET/ nickel electrodes of the folded present invention set structure as shown in Figure 1, wherein the polymerization of electrode of the present invention
Nitride layer with and the pet layers of PET/ nickel electrodes be oppositely arranged, the porous electrode layer of electrode of the present invention and the nickel metal of PET/ nickel electrodes
Layer as friction generator voltage and current output end.The following detailed description of the preparation method of the friction generator.
(1) it is 10 according to weight ratio by high polymer material PDMS and curing agent DOW CORNING 184:1 is well mixed, and is heated to 80
DEG C and stir, obtain PDMS slurries；
(2) there is the micro-nano concaveconvex structure that height is 150nm in glass template, brushed with coating machine on glass template surface
The first PDMS layer is applied, coating roller speed is 50m/min, and back flow roll wheel speed is 50m/min, and scraper is with the gap for being coated with disk roller
150μm；The glass template that brushing has the first PDMS layer is vacuumized into degasification and 5min in the baking oven that temperature is 100 DEG C is put into, made
It reaches semi-cured state；
(3) nickel foam is flattened with twin rollers, its thickness is reached 250 μm, and make its surfacing, be bonded contact conductor
(4) nickel foam after step (3) processing is fitted in the first PDMS layer surface of semi-solid preparation, it is fixed, is put into
Temperature is solidifies 10min in 100 DEG C of baking oven；
(5) the second PDMS layer is brushed in foam nickel surface using same method, and vacuumizes degassing processing, make top layer
PDMS is penetrated into the micropore of nickel foam, is put into the baking oven that temperature is 100 DEG C and is solidified 10min, is fitted together to both and is integrated；
(6) from glass template by PDMS/ nickel foam composite membrane skinnings；
(7) it is relative by above-mentioned PDMS/ nickel foams composite membrane and with the pet layer of PET/ nickel electrodes to be stacked, using plastics
Glued membrane is encapsulated to friction generator, obtains friction generator sample 2#.
Friction generator sample 2# has good fastness and pliability.Using test instrument for keystokes, (Dongguan City steps tech
The MK-9634 testing machine for service life of button of device equipment Co., Ltd production) circulating pressure test, test are carried out to friction generator 2#
Pressure 15N, frequency 2Hz, friction generator 2# maximum output voltage and current signal are respectively 450V and 13 μ A.
Embodiment 3
The present embodiment friction generator size is 6.3cm × 4.3cm, and gross thickness is 2.0mm.The friction generator includes layer
The PDMS/ foam nickel electrodes and PET/ nickel electrodes of the folded present invention set structure as shown in Figure 2, wherein the polymerization of electrode of the present invention
The pet layer of nitride layer and PET/ nickel electrodes is oppositely arranged, the porous electrode layer of electrode of the present invention and the nickel metal layer of PET/ nickel electrodes
It is used as the voltage and current output end of friction generator.The following detailed description of the preparation method of the friction generator.
(1) it is 10 according to weight ratio by high polymer material PDMS and curing agent DOW CORNING 184:1 is well mixed, and is heated to 80
DEG C and stir, obtain PDMS slurries；
(2) there is the micro-nano concaveconvex structure that height is 150nm in silicon template, the is brushed on silicon template surface with coating machine
One PDMS layer, coating roller speed is 50m/min, and back flow roll wheel speed is 50m/min, and the gap of scraper and coating disk roller is 150 μ
m；The silicon template that brushing has the first PDMS layer is vacuumized into degasification；
(3) nickel foam is flattened with twin rollers, its thickness is reached 300 μm, and make its surfacing, bonding electrode draws
Line；
(4) nickel foam after step (3) processing is fitted in PDMS layer surface, and stands 8min in atmosphere, make bottom
PDMS penetrate under capillary action in the micropore of nickel foam, be put into temperature to solidify 10min in 100 DEG C of baking ovens, make both
It is chimeric to be integrated；
(5) from silicon template by PDMS/ nickel foam composite membrane skinnings；
(6) above-mentioned PDMS/ nickel foams composite membrane and the pet layer of PET/ nickel electrodes are stacked relatively, using plastic cement
Film is encapsulated to friction generator, obtains friction generator sample 3#.
Friction generator sample 3# has good fastness and pliability.Using test instrument for keystokes, (Dongguan City steps tech
The MK-9634 testing machine for service life of button of device equipment Co., Ltd production) circulating pressure test, test are carried out to friction generator 3#
Pressure 15N, frequency 2Hz, friction generator 3# maximum output voltage and current signal are respectively 450V and 13 μ A.
The electrode of friction generator of the present invention has good fastness, and the friction generator using electrode of the present invention has
The pliability and power generation performance of raising.In addition, the preparation method of triboelectricity machine electrode of the present invention can easily be produced and rubbed
Generator electrode is wiped, and manufacturing process is simple, cost is low.
The present invention is further described by specific embodiment above, it should be understood that, here specifically
Description, should not be construed as the restriction to the spirit and scope of the invention, and one of ordinary skilled in the art is reading this explanation
The various modifications made after book to above-mentioned specific embodiment, belong to the scope that the present invention is protected.
Claims (13)
1. a kind of electrode of friction generator, it is characterised in that including porous electrode layer and polymeric layer, the porous electrode layer
It is mutually chimeric with the polymeric layer, form chimera；
Wherein, porous electrode layer is with pumiceous texture or the porous metals of spongelike structure or its composite porous body.
2. the electrode of friction generator according to claim 1, it is characterised in that the part that is fitting for is chimeric, i.e., many
A part for pore electrod layer and a part for polymeric layer are mutually chimeric, form segmental chimera.
3. the electrode of friction generator according to claim 1, it is characterised in that described to be fitting for being completely fitted, i.e., complete
Portion's porous electrode layer and whole polymeric layers are mutually chimeric, and formation is completely fitted body.
4. the electrode of friction generator according to claim 1, it is characterised in that the porous electrode layer be nickel foam,
At least one of foam copper, foamed aluminium, porous iron, Porous Cu or its composite porous body.
5. the preparation method of the electrode of the friction generator as described in any one of Claims 1 to 4, it is characterised in that this method
Comprise the following steps：
(1) first polymer layer is brushed in the template surface with micro-structural, and carries out degassing processing；
(2) porous electrode layer of surfacing is cut into target size；
(3) porous electrode layer is fitted in polymer layer surface, and carries out curing process；
(4) from template surface by polymeric layer/electrode layer composite membrane skinning.
6. the preparation method of the electrode of friction generator according to claim 5, it is characterised in that in the step (2),
Pressing processing is carried out to porous electrode layer, its thickness is reached target thickness.
7. the preparation method of the electrode of the friction generator according to claim 5 or 6, it is characterised in that the step (3)
In polymeric layer be polymeric layer Jing Guo curing process.
8. the preparation method of the electrode of the friction generator according to claim 5 or 6, it is characterised in that the step (3)
In before laminating porous electrode layer, brush the second polymer layer in cured polymer layer surface.
9. the preparation method of the electrode of friction generator according to claim 8, it is characterised in that the step (3) with
Also include step (5) between step (4) and brush third polymer layer in porous electrode layer surface, and carry out at degasification and solidification
Reason.
10. the preparation method of the electrode of the friction generator according to claim 5 or 6, it is characterised in that the step
(3) polymeric layer in is the polymeric layer handled by semi-solid preparation.
11. the preparation method of the electrode of friction generator according to claim 10, it is characterised in that the step (3)
Also include step (6) between step (4) and brush the second polymer layer in porous electrode layer surface, and carry out at degasification and solidification
Reason.
12. the preparation method of the electrode of the friction generator according to claim 5 or 6, it is characterised in that the step
(3) polymeric layer in is without the polymeric layer Jing Guo curing process.
13. the preparation method of the electrode of the friction generator according to claim 5 or 6, it is characterised in that the step
(3) 1~10min is stood in after laminating porous electrode layer on polymer layer surface.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510577561.2A CN105305869B (en) | 2015-09-11 | 2015-09-11 | Electrode of friction generator and preparation method thereof |
| PCT/CN2016/098522 WO2017041736A1 (en) | 2015-09-11 | 2016-09-09 | Friction electric generator electrode and preparation method therefor, and luminous shoe |
| US15/756,796 US20180263328A1 (en) | 2015-09-11 | 2016-09-09 | Triboelectric Generator Electrode, Manufacturing Methods Thereof, and Light Emitting Shoe |
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| WO2017041736A1 (en) * | 2015-09-11 | 2017-03-16 | 纳智源科技（唐山）有限责任公司 | Friction electric generator electrode and preparation method therefor, and luminous shoe |
| CN107482949B (en) * | 2016-06-07 | 2019-03-26 | 纳智源科技（唐山）有限责任公司 | Friction member and the device and method for preparing friction member |
| WO2017211026A1 (en) * | 2016-06-07 | 2017-12-14 | 纳智源科技（唐山）有限责任公司 | Friction component, friction generator having same, light-emitting device, and light-emitting shoe |
| WO2018036237A1 (en) * | 2016-08-26 | 2018-03-01 | 纳智源科技（唐山）有限责任公司 | Composite thin film electrode for triboelectric generator, manufacturing method therefor, and application thereof |
| CN107275591A (en) * | 2017-05-22 | 2017-10-20 | 江苏时瑞电子科技有限公司 | A kind of polymer wrapped foam copper combination electrode material and preparation method thereof |
| CN109217710A (en) * | 2018-10-26 | 2019-01-15 | 中国华能集团清洁能源技术研究院有限公司 | A kind of exchange friction generator |
| CN111510015B (en) * | 2020-03-23 | 2023-07-25 | 华东师范大学 | Friction nano generator with friction layer double-sided microstructure and preparation method thereof |
| CN112491292B (en) * | 2020-11-26 | 2022-12-23 | 中国科学院兰州化学物理研究所 | Foam metal friction unit, preparation method and application thereof, single-electrode friction nano generator and application thereof |
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