CN104426414B - Generate electricity effect improved friction generator and preparation method thereof - Google Patents
Generate electricity effect improved friction generator and preparation method thereof Download PDFInfo
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- CN104426414B CN104426414B CN201310372569.6A CN201310372569A CN104426414B CN 104426414 B CN104426414 B CN 104426414B CN 201310372569 A CN201310372569 A CN 201310372569A CN 104426414 B CN104426414 B CN 104426414B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
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Abstract
The invention provides effect improved friction generator of generating and preparation method thereof.The method includes: (1), at cohesive material thin film at least side surface-coated nano-particle, obtains nano thin-film layer；(2) friction generator is made, wherein, the first polymer material layer, and/or the second polymer material layer, and/or thin layer is made up of step (1) gained nano thin-film layer between two parties.Friction generator of the present invention can effectively reduce the viscosity that cohesive material thin film shows when rubbing with smooth surface, it is thus possible to realizes two frictional layer sharp separation, enables the work that friction generator is continual and steady.
Description
Technical field
The present invention relates to field of nanometer material technology, especially relate to a kind of friction generator applying nano material.
Background technology
At present, energy problem is one of key subjects affecting human progress and sustainable development.Various around new forms of energy
Exploitation, the repeatable research utilizing the renewable sources of energy are carried out the most in high gear.
Use collection of energy and the conversion equipment of friction techniques structure, play a crucial role in self-powered nanosystems.And
And, owing to it possesses environmental protection, low cost, the characteristic such as self-driven, receive extensive concern.Along with Wang Zhonglin teaches seminar's research and development
Piezoelectricity friction electromotor realized since mechanical energy is converted to electric energy, the different structure based on piezoelectricity and franklinic electricity and material
Friction generator come out one after another.At present, friction generator can drive small liquid crystal display, low-power light emitting diode
And microelectronic device and module etc..
Wherein, flexible and transparent friction generator just causes the extensive concern of people once report.In such triboelectricity
In the making of machine, cohesive material thin film such as polydimethylsiloxane (PDMS) or soft PVC (PVC) are first-selected property
One of energy elite clone.Wherein PDMS not only has excellent flexibility, high transmission rate, the most also has good bio-compatible
Property, provide for such friction generator and be widely applied space.For making the PDMS of flexible and transparent friction generator solid
Having good caoutchouc elasticity and morphotropism after chemical conversion film, after contacting with another shiny surface, meeting adsorbed close is on this surface, with
Time owing to having drained the air between two contact surfaces, atmospheric pressure further results in two rubbing surfaces to be difficult to separate, thus directly makes
Friction generator be difficult to there is preferable output performance.
Summary of the invention
The technical problem to be solved is: overcome the defect of existing flexible friction electromotor output performance, it is provided that
A kind of effect improved friction generator and preparation method thereof that generates electricity, can significantly improve the output performance of friction generator.
In order to solve above-mentioned technical problem, the first technical scheme that the present invention provides, the preparation side of a kind of friction generator
Method, the method includes:
(1) at cohesive material thin film at least side surface-coated nano-particle, nano thin-film layer is obtained；
(2) friction generator is made,
Described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, and the second electrode lay；
Or described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, the second polymer material layer
And the second electrode lay；Or described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, between two parties
Electrode layer, the second polymer material layer and the second electrode lay；Or described friction generator includes the first electrode that stacking is arranged
Layer, the first polymer material layer, between two parties thin layer, the second polymer material layer and the second electrode lay；
Wherein, the first polymer material layer, and/or the second polymer material layer, and/or between two parties thin layer by step (1)
Gained nano thin-film layer is constituted.
The preparation method of aforesaid friction generator, described cohesive material thin film material therefor is polydimethylsiloxane
Or flexible PVC (PDMS).
Flexible PVC of the present invention is the plasticizer addition PVC more than 25 weight portions, and this flexible PVC can be buied with city
Arrive.
The preparation method of aforesaid friction generator, described nano-particle is non-metal nanoparticle or metal nano
Grain.
The preparation method of aforesaid friction generator, described nano-particle is nano silicon, and nano titanium oxide is received
Rice zinc oxide, nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer stannic acid
Barium, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V,
Zr、Mo、W；Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of aforesaid friction generator, is coated in cohesive material thin film extremely by the pressed powder of nano-particle
On a few side surface.
The preparation method of aforesaid friction generator, disperses nano-particle in organic solvent, obtains slurry, then will
Slurry is coated at least one side surface of cohesive material thin film.
The preparation method of aforesaid friction generator, described organic solvent is ethanol, isopropanol, acetone or normal hexane.
The preparation method of aforesaid friction generator, the coated weight of described nano-particle is every square meter cohesive material thin film table
Topcoating covers 0.01g-0.5g.
The preparation method of aforesaid friction generator, the coated weight of described nano-particle is every square meter cohesive material thin film table
Topcoating covers 0.01g-0.1g.
The preparation method of aforesaid friction generator, described nano particle diameter is 5nm-800nm.
The second technical scheme that the present invention provides, a kind of friction generator, the first electrode layer arranged including stacking, first
Polymer material layer, and the second electrode lay, wherein the first polymer material layer material therefor is at cohesive material film side table
Topcoating covers the nano thin-film layer that nano-particle obtains, and the side surface of the coated with nano granule of described nano thin-film layer is relative to the second electricity
Pole layer is arranged.
Aforesaid friction generator, described cohesive material thin film material therefor is polydimethylsiloxane (PDMS) or soft
PVC。
Aforesaid friction generator, described nano-particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano-particle is nano silicon, nano titanium oxide, nano zine oxide,
Nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nanometer is gathered
Aniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W；
Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated at least one side surface of cohesive material thin film by the pressed powder of nano-particle
On, obtain nano thin-film layer.
Aforesaid friction generator, disperses nano-particle in organic solvent, obtains slurry, be then coated in by slurry
On at least one side surface of cohesive material thin film, obtain nano thin-film layer.
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.5g。
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.1g。
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, the first electrode layer material therefor is indium tin oxide, Graphene, nano silver wire film, gold
Belonging to or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is that aluminum closes
Gold, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth close
Gold, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy；
The second electrode lay material therefor is metal or alloy, wherein metal can be Au Ag Pt Pd, aluminum, nickel, copper, titanium,
Chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese
Alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or
Tantalum alloy.
The 3rd technical scheme that the present invention provides, a kind of friction generator, the first electrode layer arranged including stacking, first
Polymer material layer, the second polymer material layer and the second electrode lay, wherein, the first polymer material layer and the second polymeric material
At least one of which material therefor in the bed of material is the nano thin-film layer obtained at cohesive material film side surface-coated nano-particle.
Aforesaid friction generator, described cohesive material thin film material therefor is polydimethylsiloxane (PDMS) or soft
PVC。
Aforesaid friction generator, described nano-particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano-particle is nano silicon, nano titanium oxide, nano zine oxide,
Nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nanometer is gathered
Aniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W；
Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated at least one side surface of cohesive material thin film by the pressed powder of nano-particle
On, obtain nano thin-film layer.
Aforesaid friction generator, disperses nano-particle in organic solvent, obtains slurry, be then coated in by slurry
On at least one side surface of cohesive material thin film, obtain nano thin-film layer.
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.5g。
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.1g。
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, described friction generator farther includes intervening electrode layer, and described intervening electrode layer sets
Put between the first polymer material layer and the second polymer material layer.
Aforesaid friction generator, described intervening electrode layer is metal, metal-oxide, alloy-layer, or patterned metal
Line-high polymer layer stack, wherein metal be Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or
Vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, stannum conjunction
Gold, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy, metal-oxide is indium stannum
Oxide.
Patterned metal line-high polymer layer stack of the present invention is logical on a side surface of high polymer layer
Cross hot pressing, spin coating, blade coating or screen-printed metal, metal dust or metal paste, form patterned metal line, thus prepare
The duplexer obtained.Metal material therefor is metal or alloy, wherein, metal be Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium,
Selenium, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel
Alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Metal paste of the present invention includes binding agent, metal dust, diluent etc..Binding agent and diluent are makes the normal of metal paste
Rule composition.Here be graphically can turn on graphical, such as well shape structure, diamond shaped structure, Z-shaped structure or interdigital
Structure.
Aforesaid friction generator, the first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, silver
Nano wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；
Alloy be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal,
Cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Aforesaid friction generator, when the first polymer material layer or the second polymer material layer do not use nano thin-film layer
Time, its material therefor is selected from Kapton, aniline-formaldehyde resin thin film, polyformaldehyde thin film, ethyl cellulose film, polyamides
Amine thin film, melamino-formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose membrane, cellulose acetate film, poly-oneself
Naphthalate thin film, polydiallyl phthalate thin film, cellulose sponge thin film, renewable sponge thin film, polyurethane
Elastomer thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer thin film, staple fibre thin film, poly-methyl-prop
E pioic acid methyl ester thin film, polyvinyl alcohol film, polyisobutylene thin film, pet film, polyvinyl alcohol contracting fourth
Aldehyde thin film, formaldehyde-phenol condensation polymer thin film, neoprene thin film, butadiene-propylene copolymer thin film, natural rubber films, poly-third
Any one in alkene nitrile thin film, acrylonitrile vinyl chloride copolymer thin film.
The 4th technical scheme that the present invention provides, a kind of friction generator, the first electrode layer arranged including stacking, first
Polymer material layer, between two parties thin layer, the second polymer material layer and the second electrode lay, wherein, the first polymer material layer and
At least one of which in thin layer between two parties, and/or the second polymer material layer and at least one of which material therefor in thin layer between two parties
It it is the nano thin-film layer that obtains of cohesive material film side surface-coated nano-particle.
Aforesaid friction generator, described cohesive material thin film material therefor is polydimethylsiloxane (PDMS) or soft
PVC。
Aforesaid friction generator, described nano-particle is non-metal nanoparticle or metal nanoparticle.
Aforesaid friction generator, described nano-particle is nano silicon, nano titanium oxide, nano zine oxide,
Nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nano barium phthalate, nanometer barium stannate, nanometer is gathered
Aniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr, Mo, W；
Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
Aforesaid friction generator, is coated at least one side surface of cohesive material thin film by the pressed powder of nano-particle
On, obtain nano thin-film layer.
Aforesaid friction generator, disperses nano-particle in organic solvent, obtains slurry, be then coated in by slurry
On at least one side surface of cohesive material thin film, obtain nano thin-film layer.
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.5g。
Aforesaid friction generator, the coated weight of described nano-particle is the coating of every square meter cohesive material film surface
0.01g-0.1g。
Aforesaid friction generator, described nano particle diameter is 5nm-800nm.
Aforesaid friction generator, the first electrode layer and the second electrode lay material therefor are indium tin oxide, Graphene, silver
Nano wire film, metal or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；
Alloy be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal,
Cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Aforesaid friction generator, when the first polymer material layer, or thin layer between two parties, or the second polymer material layer is not
When using nano thin-film layer, its material therefor is selected from Kapton, aniline-formaldehyde resin thin film, polyformaldehyde thin film, ethyl
Cellulose membrane, polyamide film, melamino-formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose membrane, cellulose
Acetate films, 10PE27 thin film, polydiallyl phthalate thin film, cellulose sponge thin film, regeneration
Sponge films, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer thin film, artificial fibre
Dimension thin film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutylene thin film, polyethylene terephthalate are thin
Film, polyvinyl butyral film, formaldehyde-phenol condensation polymer thin film, neoprene thin film, butadiene-propylene copolymer thin film, sky
So any one in rubber film, polyacrylonitrile thin film, acrylonitrile vinyl chloride copolymer thin film.
Friction generator of the present invention uses at cohesive material thin film (such as polydimethylsiloxane (PDMS)) film side table
The nano thin-film layer that on face, coated with nano granule obtains, it is possible to effectively reduce cohesive material thin film when rubbing with smooth surface
The viscosity shown, it is thus possible to realize two frictional layer sharp separation, enable the work that friction generator is continual and steady.
Accompanying drawing explanation
Fig. 1 is the perspective view of a kind of detailed description of the invention of friction generator of the present invention.
Fig. 2 is the cross-sectional view of Fig. 1 friction generator of the present invention.
Fig. 3 is the perspective view of friction generator another kind detailed description of the invention of the present invention.
Fig. 4 is the cross-sectional view of Fig. 3 friction generator of the present invention.
Fig. 5 is the perspective view of friction generator another kind detailed description of the invention of the present invention.
Fig. 6 is the cross-sectional view of Fig. 5 friction generator of the present invention.
Fig. 7 is the perspective view of friction generator another kind detailed description of the invention of the present invention.
Fig. 8 is the cross-sectional view of Fig. 7 friction generator of the present invention.
Detailed description of the invention
For being fully understood by the purpose of the present invention, feature and effect, by following specific embodiment, the present invention is done in detail
Describe in detail bright.
The invention provides the preparation method of a kind of friction generator, the method includes:
(1) at cohesive material thin film (preferably polydimethylsiloxane (PDMS) thin film and soft PVC (PVC)) extremely
Few side surface-coated nano-particle, obtains nano thin-film layer.
Described nano-particle is oxide such as nano silicon, nano titanium oxide, nano zine oxide, and nanometer three aoxidizes
Two ferrum, nano aluminium oxide etc.；Inorganic salt such as nano-calcium carbonate, nano barium sulfate；Metal composite oxide Barium metatitanate., barium stannate
Deng；Organic nano particle such as polyaniline；Organic-fuel nanoparticle；Carbide or nitride nano particle such as carborundum, nitridation
Silicon, metal carbides or the nitride such as Cr, Ti, V, Zr, Mo, W；Metal or alloy nanoparticle such as Au, Ag or Ag-Cu, Au-Cu
Deng.The coated weight of described nano-particle is that every square meter cohesive material film surface coats 0.01g-0.5g, preferably 0.01-0.1g.
Described nano particle diameter is 5nm-800nm.
The method that nano-particle is coated by routine or sprayed is arranged on a cohesive material thin film at least side surface.Such as
The pressed powder of nano-particle is applied directly at least one side surface of cohesive material thin film.Or nano-particle is disperseed
In organic solvent (such as ethanol, isopropanol, acetone or normal hexane).The present invention does not has special wanting to the consumption of organic solvent
Asking, nano-particle can be uniformly dispersed in organic solvent, and those skilled in the art can regulate concentration proportioning as required,
Obtain the slurry being suitable for, then slurry is coated at least one side surface of cohesive material thin film.
Cohesive material thin film of the present invention can be polydimethylsiloxane, and polydimethylsiloxane is conventional commercial material,
Its structure is
Cohesive material thin film of the present invention can be flexible PVC.Flexible PVC of the present invention is that plasticizer addition is more than 25
The PVC of weight portion, this flexible PVC can commercial obtain.
(2) friction generator is made
Described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, and the second electrode lay,
Wherein, the first polymer material layer is made up of step (1) gained nano thin-film layer.
Or, described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, the second polymerization
Thing material layer and the second electrode lay, wherein, the first polymer material layer, and/or the second polymer material layer is by step (1) gained
Nano thin-film layer is constituted.
Or, described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, intervening electrode
Layer, the second polymer material layer and the second electrode lay, wherein, the first polymer material layer, and/or the second polymer material layer by
Step (1) gained nano thin-film layer is constituted.
Or described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer, between two parties thin film
Layer, the second polymer material layer and the second electrode lay, wherein, in the first polymer material layer and/or between two parties thin layer at least
One layer, and/or the second polymer material layer and/or between two parties thin layer be made up of step (1) gained nano thin-film layer.
Structure the following detailed description of the friction generator of application nano thin-film layer.
It it is the friction generator 1 of a kind of detailed description of the invention of the present invention shown in Fig. 1 and 2.This friction generator 1 includes stacking
The first electrode layer 11 arranged, the first polymer material layer 12, and the second electrode lay 13.Wherein, the first polymer material layer 12
Material therefor is above-mentioned in cohesive material thin film (preferably polydimethylsiloxane (PDMS) thin film) side surface-coated nanometer
The nano thin-film layer that granule obtains, its thickness is 100 μm-500 μm.
In this embodiment, the first electrode layer 11 does not has particular provisions to material therefor, it is possible to form the material of conductive layer
All within protection scope of the present invention, e.g. indium tin oxide, Graphene, nano silver wire film, metal or alloy, Qi Zhongjin
Genus is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy be aluminium alloy, titanium alloy, magnesium alloy,
Beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy,
Tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
In this embodiment, the second electrode lay 13 material therefor can be metal or alloy, wherein metal can be gold,
Silver, platinum, palladium, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium
Alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten
Alloy, molybdenum alloy, niobium alloy or tantalum alloy.The thickness of the second electrode lay 13 preferably 100 μm-500 μm, more preferably 200 μm.
The first polymerization when each layer of the friction generator of this embodiment of the present invention is bent downwardly, in friction generator
Thing material layer 12 produces electrostatic charge with the phase mutual friction of the second electrode lay 13 surface, and the generation of electrostatic charge can make the first polymeric material
Electric capacity between layer 12 and the second electrode lay 13 changes, thus causes the first polymer material layer 12 and the second electrode lay 13
Between electric potential difference occurs.Due to the existence of electric potential difference, free electron between the first polymer material layer 12 and the second electrode lay 13
To be flowed to, by the side that electromotive force is low, the side that electromotive force is high by external circuit, thus in external circuit, form electric current.When the present invention's
When each layer of friction generator returns to original state, be at this moment formed at the first polymer material layer 12 and the second electrode lay 13 it
Between built-in potential disappear, will again produce reversely between the most Balanced first polymer material layer 12 and the second electrode lay 13
Electric potential difference, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, it is possible in external circuit
Form periodic ac signal.In this embodiment of the present invention, use coated with nano on cohesive material film side surface
The nano thin-film layer that granule obtains as the first polymer material layer 12, effectively reduce cohesive material thin film with smooth surface
The viscosity shown during friction, it is thus possible to realize two frictional layer sharp separation, enable the work that friction generator is continual and steady
Make.
It it is the friction generator 2 of another kind detailed description of the invention of the present invention shown in Fig. 3 and 4.This friction generator 2 includes layer
Folded the first electrode layer 21 arranged, the first polymer material layer 22, the second polymer material layer 23 and the second electrode lay 24, its
In, at least one of which material therefor in the first polymer material layer 22 and the second polymer material layer 23 is above-mentioned at viscosity material
The nano thin-film layer that material thin film (preferably polydimethylsiloxane (PDMS) thin film) side surface-coated nano-particle obtains, it is thick
Degree is 100 μm-500 μm.
In this embodiment, the first electrode layer 21 and the second electrode lay 24 do not have particular provisions to material therefor, it is possible to
Formed conductive layer material all within protection scope of the present invention, e.g. indium tin oxide, Graphene, nano silver wire film,
Metal or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is that aluminum closes
Gold, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth close
Gold, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
At least one of which material therefor in first polymer material layer 22 and the second polymer material layer 23 is above-mentioned nanometer
Thin layer.When the first polymer material layer 22 or the second polymer material layer 23 do not use nano thin-film layer, its material therefor
Selected from Kapton, aniline-formaldehyde resin thin film, polyformaldehyde thin film, ethyl cellulose film, polyamide film, melamine
Amine formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose membrane, cellulose acetate film, 10PE27
Thin film, polydiallyl phthalate thin film, cellulose sponge thin film, renewable sponge thin film, elastic polyurethane body thin film, benzene
Ethylene propylene copolymer thin film, styrene-butadiene-copolymer thin film, staple fibre thin film, polymethyl methacrylate film,
Polyvinyl alcohol film, polyisobutylene thin film, pet film, polyvinyl butyral film, formaldehyde benzene
Phenol condensation polymer thin film, neoprene thin film, butadiene-propylene copolymer thin film, natural rubber films, polyacrylonitrile thin film, propylene
Any one in nitrile vinyl chloride copolymer thin film.Now, the first polymer material layer 22 or the second polymer material layer 23 are thick
Degree is 100 μm-500 μm.
The first polymerization when each layer of the friction generator of this embodiment of the present invention is bent downwardly, in friction generator
Thing material layer 22 produces electrostatic charge with the second polymer material layer 23 surface phase mutual friction, and the generation of electrostatic charge can make the first polymerization
Electric capacity between thing material layer 22 and the second polymer material layer 23 changes, thus causes the first electrode layer 21 and the second electricity
Between pole layer 24, electric potential difference occurs.Due to the existence of electric potential difference, free electron between the first electrode layer 21 and the second electrode lay 24
To be flowed to, by the side that electromotive force is low, the side that electromotive force is high by external circuit, thus in external circuit, form electric current.When the present invention's
When each layer of friction generator returns to original state, be at this moment formed between the first electrode layer 21 and the second electrode lay 24 is interior
Electromotive force disappears, and will again produce reverse electric potential difference, then between the most Balanced first electrode layer 21 and the second electrode lay 24
Free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, it is possible to formed periodically in external circuit
Ac signal.In this embodiment of the present invention, coated with nano granule on cohesive material film side surface is used to obtain
Nano thin-film layer, as the first polymer material layer 22 and/or the second polymer material layer 23, effectively reduces cohesive material thin
The viscosity that film shows when rubbing with smooth surface, it is thus possible to realize two frictional layer sharp separation, make triboelectricity function
Enough continual and steady work.
It it is the friction generator 3 of another detailed description of the invention of the present invention shown in Fig. 5 and 6.This friction generator 3 includes
One electrode layer 31, the first polymer material layer 32, between two parties thin layer 33, the second polymer material layer 34 and the second electrode lay 35,
Wherein, at least one of which in the first polymer material layer 32 and between two parties thin layer 33, and/or the second polymer material layer 34 and occupy
Between at least one of which material therefor in thin layer 33 be above-mentioned at cohesive material thin film (preferably polydimethylsiloxane (PDMS)
Thin film) nano thin-film layer that side surface-coated nano-particle obtains, its thickness is 100 μm-500 μm.
In this embodiment, the first electrode layer 31 and the second electrode lay 35 do not have particular provisions to material therefor, it is possible to
Formed conductive layer material all within protection scope of the present invention, e.g. indium tin oxide, Graphene, nano silver wire film,
Metal or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is that aluminum closes
Gold, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth close
Gold, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
At least one of which in first polymer material layer 32 and between two parties thin layer 33, and/or the second polymer material layer 34
At least one of which material therefor in thin layer 33 is nano thin-film layer between two parties.When the first polymer material layer 32 or the thinnest
Film layer 33, or when the second polymer material layer 34 does not use nano thin-film layer, its material therefor is selected from Kapton, aniline
Formaldehyde resin thin film, polyformaldehyde thin film, ethyl cellulose film, polyamide film, melamino-formaldehyde thin film, Polyethylene Glycol fourth
Diacid ester film, cellulose membrane, cellulose acetate film, 10PE27 thin film, poly-diallyl phthalate
Propyl ester thin film, cellulose sponge thin film, renewable sponge thin film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, benzene
Ethylene butadiene copolymers thin film, staple fibre thin film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutylene
Thin film, pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer thin film, neoprene
In thin film, butadiene-propylene copolymer thin film, natural rubber films, polyacrylonitrile thin film, acrylonitrile vinyl chloride copolymer thin film
Any one.Now, the first polymer material layer 32, or thin layer 33 between two parties, or the second polymer material layer 34 thickness is
100μm-500μm。
The first polymerization when each layer of the friction generator of this embodiment of the present invention is bent downwardly, in friction generator
Thing material layer 32 and thin layer 33 surface between two parties, and/or the second polymer material layer 34 mutually rubs with thin layer 33 surface between two parties
Wiping and produce electrostatic charge, the generation of electrostatic charge can make electric potential difference occur between the first electrode layer 31 and the second electrode lay 35.Due to
The existence of electric potential difference between one electrode layer 31 and the second electrode lay 35, free electron by by external circuit by the low effluent of electromotive force
To the side that electromotive force is high, thus in external circuit, form electric current.When each layer of the friction generator of the present invention returns to original shape
During state, the built-in potential being at this moment formed between the first electrode layer 31 and the second electrode lay 35 disappears, the most Balanced first electricity
To again produce reverse electric potential difference between pole layer 31 and the second electrode lay 35, then free electron forms reverse electricity by external circuit
Stream.By repeatedly rubbing and recovering, it is possible to form periodic ac signal in external circuit.This embodiment of the present invention
In, use the nano thin-film layer that coated with nano granule obtains on cohesive material film side surface as the first polymer material layer
32, and/or thin layer 33 between two parties, and/or the second polymer material layer 34, effectively reduce cohesive material thin film with smooth table
The viscosity shown during the friction of face, it is thus possible to realize two frictional layer sharp separation, enable friction generator continual and steady
Work.
It it is the friction generator 4 of another detailed description of the invention of the present invention shown in Fig. 7 and 8.This friction generator 4 includes
One electrode layer 41, the first polymer material layer 42, intervening electrode layer 43, the second polymer material layer 44 and the second electrode lay 45,
Wherein, at least one of which material therefor in the first polymer material layer 42 and the second polymer material layer 44 is above-mentioned in viscosity
The nano thin-film layer that material film (preferably polydimethylsiloxane (PDMS) thin film) side surface-coated nano-particle obtains, its
Thickness is 100 μm-500 μm.
In this embodiment, the first electrode layer 41 and the second electrode lay 45 do not have particular provisions to material therefor, it is possible to
Formed conductive layer material all within protection scope of the present invention, e.g. indium tin oxide, Graphene, nano silver wire film,
Metal or alloy, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is that aluminum closes
Gold, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth close
Gold, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Described intervening electrode layer 43 is metal, metal-oxide, alloy-layer, or patterned metal line-high molecular polymer
Duplexer, wherein metal is Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy be aluminium alloy,
Titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy,
Indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy, metal-oxide is indium tin oxide.
Patterned metal line-high polymer layer stack of the present invention is logical on a side surface of high polymer layer
Cross hot pressing, spin coating, blade coating or screen-printed metal, metal dust or metal paste, form patterned metal line, thus prepare
The duplexer obtained.Metal material therefor is metal or alloy, wherein, metal be Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium,
Selenium, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel
Alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Metal paste of the present invention includes binding agent, metal dust, diluent etc..Binding agent and diluent are makes the normal of metal paste
Rule composition.Here be graphically can turn on graphical, such as well shape structure, diamond shaped structure, Z-shaped structure or interdigital
Structure.
At least one of which material therefor in first polymer material layer 42 and the second polymer material layer 44 is above-mentioned nanometer
Thin layer.When the first polymer material layer 42 or the second polymer material layer 44 do not use nano thin-film layer, its material therefor
Selected from Kapton, aniline-formaldehyde resin thin film, polyformaldehyde thin film, ethyl cellulose film, polyamide film, melamine
Amine formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose membrane, cellulose acetate film, 10PE27
Thin film, polydiallyl phthalate thin film, cellulose sponge thin film, renewable sponge thin film, elastic polyurethane body thin film, benzene
Ethylene propylene copolymer thin film, styrene-butadiene-copolymer thin film, staple fibre thin film, polymethyl methacrylate film,
Polyvinyl alcohol film, polyisobutylene thin film, pet film, polyvinyl butyral film, formaldehyde benzene
Phenol condensation polymer thin film, neoprene thin film, butadiene-propylene copolymer thin film, natural rubber films, polyacrylonitrile thin film, propylene
Any one in nitrile vinyl chloride copolymer thin film.Now, the first polymer material layer 42 or the second polymer material layer 44 are thick
Degree is 100 μm-500 μm.
The first polymerization when each layer of the friction generator of this embodiment of the present invention is bent downwardly, in friction generator
Thing material layer the 42, second polymer material layer 44 produces electrostatic charge with the phase mutual friction of intervening electrode layer 43 surface respectively, thus leads
Cause between the first electrode layer 41 and intervening electrode layer 43, and between intervening electrode layer 43 and the second electrode lay 45, electromotive force occurs
Difference.Due between the first electrode layer 41 and intervening electrode layer 43, and electromotive force between intervening electrode layer 43 and the second electrode lay 45
The existence of difference, free electron will be flowed to, by the side that electromotive force is low, the side that electromotive force is high by external circuit, thus shape in external circuit
Become electric current.When each layer of the friction generator of the present invention returns to original state, at this moment it is formed at the first electrode layer 41 and occupies
Between between electrode layer 43, and the built-in potential between intervening electrode layer 43 and the second electrode lay 45 disappears, the most Balanced the
Between one electrode layer 41 and intervening electrode layer 43, and will again produce between intervening electrode layer 43 and the second electrode lay 45 reversely
Electric potential difference, then free electron forms reverse current by external circuit.By repeatedly rubbing and recovering, it is possible in external circuit
Form periodic ac signal.In this embodiment of the present invention, use coated with nano on cohesive material film side surface
The nano thin-film layer that granule obtains, as the first polymer material layer 42 and/or the second polymer material layer 44, effectively reduces
The viscosity that cohesive material thin film shows when rubbing with smooth surface, it is thus possible to realize two frictional layer sharp separation, make to rub
Wipe the work that electromotor can be continual and steady.
Illustrate the enforcement of the method for the present invention below by specific embodiment, skilled artisan would appreciate that
It is that this is understood not to the restriction to scope of the invention as claimed.
Embodiment
In embodiment raw materials used as follows:
Table 1
| Producer, model | |
| Polydimethylsiloxane | DOW CORNING |
Embodiment 1
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nanometer silicon dioxide particle of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is every square meter PDMS surface
Coated with nano silica dioxide granule 0.04g, obtains nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 374V and 4.0 μ A.
Embodiment 2
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nanometer silicon dioxide particle of particle diameter 5nm on one side surface of alkane (PDMS) thin film, coated weight is every square meter PDMS surface
Coated with nano silica dioxide granule 0.01g, obtains nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 346V and 3.5 μ A.
Embodiment 3
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nanometer silicon dioxide particle of particle diameter 800nm on one side surface of alkane (PDMS) thin film, coated weight is every square meter PDMS table
Topcoating covers nanometer silicon dioxide particle 0.1g, obtains nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 304V and 2.9 μ A.
Embodiment 4
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nano-calcium carbonate particles of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is that every square meter PDMS surface is coated with
Cover nano-calcium carbonate particles 0.04g, obtain nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.
According to the surface being coated with nano-particle of the first polymer material layer 12 towards the second electrode lay 13, by the second electricity
Pole layer 13 is stacked on the first polymer material layer 12, obtains friction generator.The common adhesive plaster in the edge of this friction generator
Seal.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 382V and 4.0 μ A.
Embodiment 5
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nano barium titanate titanate particle of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is that every square meter PDMS surface is coated with
Cover nano barium titanate titanate particle 0.04g, obtain nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 442V and 4.2 μ A.
Embodiment 6
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nano polyaniline granule of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is that every square meter PDMS surface is coated with
Cover nano polyaniline granule 0.04g, obtain nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 342V and 3.4 μ A.
Embodiment 7
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nano silicon nitride silicon grain of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is that every square meter PDMS surface is coated with
Cover nano silicon nitride silicon grain 0.04g, obtain nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 354V and 3.4 μ A.
Embodiment 8
Silicon template is used to make polydimethylsiloxane (PDMS) thin film that thickness is 150um.At this polydimethylsiloxanes
Coating the nano-Ag particles of particle diameter 12nm on one side surface of alkane (PDMS) thin film, coated weight is that every square meter PDMS surface-coated is received
Rice Argent grain 0.04g, obtains nano thin-film layer.
Needing the friction generator a size of 3cm × 3cm of preparation, gross thickness is about 500 μm.This friction generator 1 is wrapped
Include the first electrode layer 11 that stacking is arranged, the first polymer material layer 12, and the second electrode lay 13.
Use above-mentioned nano thin-film layer as the first polymer material layer 12, its another surface is plated thickness 100nm's
Aluminum thin film, this aluminum thin film is the first electrode layer 11.
Use the Copper Foil of thickness 100 μm as the second electrode lay 13.Receive according to the first being coated with of polymer material layer 12
The second electrode lay 13, towards the second electrode lay 13, is stacked on the first polymer material layer 12, is rubbed by the surface of rice grain
Wipe electromotor.The edge of this friction generator seals with common adhesive plaster.
Friction generator is at I-V(current-voltage) measurement in show typical open circuit feature.Use rectilinear oscillation
The motor of (power of 5.0Hz and about 40N) makes pressing and the release of friction generator generating period, this friction generator sample
Maximum output voltage and current signal respectively reached 228V and 2.1 μ A.
The coated weight of nano-particle directly affects the viscosity between cohesive material film surface and another friction surface, thus
The performance of friction generator can be affected.When coated weight is the least, this viscosity reduces very few, can not be in pressing with another friction surface
Rear sharp separation, thus affect the performance of friction generator.
If at the nano-particle of the weight such as cohesive material film surface coating of the same area, along with particle diameter increases, received
Rice corpuscles number can reduce, and along with particle diameter reduces, nanoparticle number can increase, and specific surface area increases simultaneously, so can be more
Many covers cohesive material film surface.Therefore, when the coated weight of nano-particle is little when, the little nanoparticle of particle diameter is more
It is easily reduced viscosity.Suitably increase coated weight, it is ensured that the nano-particle that particle diameter is big and particle diameter is little can all cover cohesive material
During film surface, the size impact of nano-particle is the most inconspicuous.
Claims (47)
1. a preparation method for friction generator, the method includes:
(1) at cohesive material thin film at least side surface-coated nano-particle, nano thin-film layer is obtained；
(2) making friction generator, described friction generator includes the first electrode layer that stacking is arranged, the first polymeric material
Layer, and the second electrode lay；Or described friction generator includes the first electrode layer that stacking is arranged, the first polymer material layer,
Second polymer material layer and the second electrode lay；Or described friction generator includes the first electrode layer that stacking is arranged, first
Polymer material layer, intervening electrode layer, the second polymer material layer and the second electrode lay；Or described friction generator includes layer
Folded the first electrode layer arranged, the first polymer material layer, between two parties thin layer, the second polymer material layer and the second electrode lay；
Wherein, the first polymer material layer, and/or the second polymer material layer, and/or between two parties thin layer by step (1) gained
Nano thin-film layer is constituted.
The preparation method of friction generator the most according to claim 1, it is characterised in that used by described cohesive material thin film
Material is polydimethylsiloxane or soft PVC.
The preparation method of friction generator the most according to claim 1, it is characterised in that described nano-particle is nonmetal
Nano-particle or metal nanoparticle.
The preparation method of friction generator the most according to claim 3, it is characterised in that described nano-particle is nanometer two
Silicon oxide, nano titanium oxide, nano zine oxide, nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nanometer sulphuric acid
Barium, nano barium phthalate, nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano silicon carbide of following metal
Thing or nano nitride: Cr, Ti, V, Zr, Mo, W；Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer
Au-Cu alloying pellet.
5. according to the preparation method of the friction generator described in claim 3 or 4, it is characterised in that by the solid of nano-particle
Powder is coated at least one side surface of cohesive material thin film.
6. according to the preparation method of the friction generator described in claim 3 or 4, it is characterised in that nano-particle is dispersed in
In organic solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material thin film.
The preparation method of friction generator the most according to claim 6, it is characterised in that described organic solvent is ethanol,
Isopropanol, acetone or normal hexane.
The preparation method of friction generator the most according to claim 3, it is characterised in that the coated weight of described nano-particle
0.0lg-0.5g is coated for every square meter cohesive material film surface.
The preparation method of friction generator the most according to claim 8, it is characterised in that the coated weight of described nano-particle
0.0lg-0.lg is coated for every square meter cohesive material film surface.
The preparation method of friction generator the most according to claim 8 or claim 9, it is characterised in that described nano particle diameter
For 5nm-800nm.
11. 1 kinds of friction generator, it is characterised in that include the first electrode layer that stacking is arranged, the first polymer material layer, and
The second electrode lay, wherein the first polymer material layer material therefor is to obtain at cohesive material film side surface-coated nano-particle
The nano thin-film layer arrived, a side surface of the coated with nano granule of described nano thin-film layer is arranged relative to the second electrode lay.
12. friction generator according to claim 11, it is characterised in that described cohesive material thin film material therefor is poly-
Dimethyl siloxane or soft PVC.
13. according to the friction generator described in claim 11 or 12, it is characterised in that described nano-particle is non pinetallic nano
Granule or metal nanoparticle.
14. friction generator according to claim 13, it is characterised in that described nano-particle is nano silicon,
Nano titanium oxide, nano zine oxide, nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, nanometer
Barium metatitanate., nanometer barium stannate, nano polyaniline, nanometer silicon carbide, nano-silicon nitride, the nano-carbide of following metal or nanometer
Nitride: Cr, Ti, V, Zr, Mo, W；Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu are closed
Gold grain.
The preparation method of 15. friction generator according to claim 11, it is characterised in that by the solid powder of nano-particle
End is coated at least one side surface of cohesive material thin film, obtains nano thin-film layer.
The preparation method of 16. friction generator according to claim 11, it is characterised in that nano-particle has been dispersed in
In machine solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material thin film, obtains nano thin-film
Layer.
17. according to the friction generator described in claim 15 or 16, it is characterised in that the coated weight of described nano-particle is every
Square meter cohesive material film surface coating 0.0lg-0.5g.
18. according to the friction generator described in claim 15 or 16, it is characterised in that the coated weight of described nano-particle is every
Square meter cohesive material film surface coating 0.0lg-0.lg.
19. friction generator according to claim 17, it is characterised in that described nano particle diameter is 5nm-800nm.
20. friction generator according to claim 18, it is characterised in that described nano particle diameter is 5nm-800nm.
21. friction generator according to claim 11, it is characterised in that the first electrode layer material therefor is the oxidation of indium stannum
Thing, Graphene, nano silver wire film, metal or alloy, wherein metal be Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium, stannum, ferrum,
Manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese alloy, nickel alloy, lead
Alloy, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy；
The second electrode lay material therefor is metal or alloy, wherein metal can be Au Ag Pt Pd, aluminum, nickel, copper, titanium, chromium,
Stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy can be aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese conjunction
Gold, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum
Alloy.
22. 1 kinds of friction generator, it is characterised in that include the first electrode layer that stacking is arranged, the first polymer material layer,
Second polymer material layer and the second electrode lay, wherein, at least in the first polymer material layer and the second polymer material layer
Layer material therefor is the nano thin-film layer obtained at cohesive material film side surface-coated nano-particle.
23. friction generator according to claim 22, it is characterised in that described cohesive material thin film material therefor is poly-
Dimethyl siloxane or soft PVC.
24. friction generator according to claim 22, it is characterised in that described nano-particle is non-metal nanoparticle
Or metal nanoparticle.
25. friction generator according to claim 24, it is characterised in that described nano-particle is nano silicon,
Nano titanium oxide, nano zine oxide, nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate, nano barium sulfate, metatitanic acid
Barium, barium stannate, polyaniline, carborundum, silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr,
Mo、W；Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of 26. friction generator according to claim 22, it is characterised in that by the solid powder of nano-particle
End is coated at least one side surface of cohesive material thin film, obtains nano thin-film layer.
The preparation method of 27. friction generator according to claim 22, it is characterised in that nano-particle has been dispersed in
In machine solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material thin film, obtains nano thin-film
Layer.
28. according to the friction generator described in claim 26 or 27, it is characterised in that the coated weight of described nano-particle is every
Square meter cohesive material film surface coating 0.0lg-0.5g.
29. friction generator according to claim 28, it is characterised in that the coated weight of described nano-particle is every square meter
Cohesive material film surface coating 0.0lg-0.lg.
30. friction generator according to claim 28, it is characterised in that described nano particle diameter is 5nm-800nm.
31. friction generator according to claim 29, it is characterised in that described nano particle diameter is 5nm-800nm.
32. friction generator according to claim 22, it is characterised in that described friction generator farther includes between two parties
Electrode layer, described intervening electrode layer is arranged between the first polymer material layer and the second polymer material layer.
33. friction generator according to claim 32, it is characterised in that described intervening electrode layer is metal, metal oxygen
Compound, alloy-layer, or patterned metal line-high polymer layer stack, wherein metal be Au Ag Pt Pd, aluminum, nickel, copper,
Titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese conjunction
Gold, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, transfer alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum
Alloy, metal-oxide is indium tin oxide.
34. friction generator according to claim 22, it is characterised in that material used by the first electrode layer and the second electrode lay
Material is indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal be Au Ag Pt Pd, aluminum, nickel, copper,
Titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese conjunction
Gold, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum
Alloy.
35. friction generator according to claim 22, it is characterised in that when the first polymer material layer or the second polymerization
When thing material layer does not use nano thin-film layer, its material therefor is selected from Kapton, aniline-formaldehyde resin thin film, polyformaldehyde
Thin film, ethyl cellulose film, polyamide film, melamino-formaldehyde thin film, Polyethylene Glycol succinate thin film, cellulose are thin
Film, cellulose acetate film, 10PE27 thin film, polydiallyl phthalate thin film, cellulose sponge
Thin film, renewable sponge thin film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer are thin
Film, staple fibre thin film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutylene thin film, poly terephthalic acid second
Terephthalate films, polyvinyl butyral film, formaldehyde-phenol condensation polymer thin film, neoprene thin film, butadiene copolymerization
Any one in thing thin film, natural rubber films, polyacrylonitrile thin film, acrylonitrile vinyl chloride copolymer thin film.
36. 1 kinds of friction generator, it is characterised in that include the first electrode layer that stacking is arranged, the first polymer material layer, occupy
Between thin layer, the second polymer material layer and the second electrode lay, wherein, in the first polymer material layer and between two parties thin layer extremely
Few one layer, and/or the second polymer material layer and between two parties at least one of which material therefor in thin layer be cohesive material thin film one
The nano thin-film layer that side surface coated with nano granule obtains.
37. friction generator according to claim 36, it is characterised in that described cohesive material thin film material therefor is poly-
Dimethyl siloxane or soft PVC.
38. friction generator according to claim 36, it is characterised in that described nano-particle is non-metal nanoparticle
Or metal nanoparticle.
39. according to the friction generator described in claim 38, it is characterised in that described nano-particle is nano silicon,
Nano titanium oxide, nano zine oxide, nanometer iron sesquioxide, nano aluminium oxide, nano-calcium carbonate. nano barium sulfate, metatitanic acid
Barium, barium stannate, polyaniline, carborundum, silicon nitride, the nano-carbide of following metal or nano nitride: Cr, Ti, V, Zr,
Mo、W；Nanogold particle, nano-Ag particles, nanometer Ag-Cu alloying pellet, or nanometer Au-Cu alloying pellet.
The preparation method of 40. friction generator according to claim 36, it is characterised in that by the solid powder of nano-particle
End is coated at least one side surface of cohesive material thin film, obtains nano thin-film layer.
The preparation method of 41. friction generator according to claim 36, it is characterised in that nano-particle has been dispersed in
In machine solvent, obtain slurry, then slurry is coated at least one side surface of cohesive material thin film, obtains nano thin-film
Layer.
42. according to the friction generator described in claim 40 or 41, it is characterised in that the coated weight of described nano-particle is every
Square meter cohesive material film surface coating 0.0lg-0.5g.
43. friction generator according to claim 42, it is characterised in that the coated weight of described nano-particle is every square meter
Cohesive material film surface coating 0.0lg-0.lg.
44. friction generator according to claim 42, it is characterised in that described nano particle diameter is 5nm-800nm.
45. friction generator according to claim 43, it is characterised in that described nano particle diameter is 5nm-800nm.
46. friction generator according to claim 36, it is characterised in that material used by the first electrode layer and the second electrode lay
Material is indium tin oxide, Graphene, nano silver wire film, metal or alloy, wherein metal be Au Ag Pt Pd, aluminum, nickel, copper,
Titanium, chromium, stannum, ferrum, manganese, molybdenum, tungsten or vanadium；Alloy is aluminium alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, kirsite, manganese conjunction
Gold, nickel alloy, metal, ashbury metal, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum
Alloy.
47. friction generator according to claim 36, it is characterised in that when the first polymer material layer or the thinnest
Film layer, or when the second polymer material layer does not use nano thin-film layer, its material therefor is selected from Kapton, aniline formaldehyde
Resin film, polyformaldehyde thin film, ethyl cellulose film, polyamide film, melamino-formaldehyde thin film, Polyethylene Glycol succinic acid
Ester film, cellulose membrane, cellulose acetate film, 10PE27 thin film, polydiallyl phthalate
Thin film, cellulose sponge thin film, renewable sponge thin film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene
Butadiene copolymer thin film, staple fibre thin film, polymethyl methacrylate film, polyvinyl alcohol film, polyisobutylene thin film,
Pet film, polyvinyl butyral film, formaldehyde-phenol condensation polymer thin film, neoprene thin film,
Any in butadiene-propylene copolymer thin film, natural rubber films, polyacrylonitrile thin film, acrylonitrile vinyl chloride copolymer thin film
A kind of.
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| CN201310372569.6A CN104426414B (en) | 2013-08-23 | 2013-08-23 | Generate electricity effect improved friction generator and preparation method thereof |
| PCT/CN2014/076201 WO2015024392A1 (en) | 2013-08-23 | 2014-04-25 | Friction generator with improved power generation effect and preparation method therefor |
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| CN106487270B (en) * | 2015-09-01 | 2019-05-03 | 北京纳米能源与系统研究所 | The method for characterizing the quality factor of friction nanometer power generator |
| KR102115870B1 (en) | 2016-03-07 | 2020-05-28 | 가부시키가이샤 리코 | Devices, cells, and power generation devices |
| CN106602921B (en) * | 2016-05-19 | 2019-05-17 | 北京纳米能源与系统研究所 | A kind of friction generator and preparation method thereof |
| CN106208802B (en) * | 2016-08-30 | 2018-06-19 | 电子科技大学 | A kind of friction generator of flexible extensible and preparation method thereof |
| CN109149991A (en) * | 2017-06-15 | 2019-01-04 | 北京纳米能源与系统研究所 | Friction nanometer power generator and triboelectricity method |
| CN107959436B (en) * | 2017-09-30 | 2023-10-24 | 纳智源科技（唐山）有限责任公司 | Physiological monitoring sensing belt and manufacturing method thereof |
| CN111245283B (en) * | 2020-02-20 | 2022-10-25 | 北京纳米能源与系统研究所 | Friction nanogenerator with lubricant |
| CN111554793B (en) * | 2020-03-23 | 2021-10-15 | 中国农业大学 | Combined type full-flexible power generation unit body and human body wearable electronic equipment |
| CN111676597B (en) * | 2020-05-15 | 2022-01-11 | 东华大学 | Friction nanometer generator based on collagen/polyurethane electrostatic spinning material |
| CN114518394B (en) * | 2020-11-20 | 2023-06-06 | 中国科学院大连化学物理研究所 | Self-generating flexible nano generator and application thereof |
| CN112537058B (en) * | 2020-12-02 | 2023-02-28 | 重庆大学 | Preparation method of triboelectrification film based on composite nano particle doping |
| CN113078842B (en) * | 2021-03-30 | 2022-08-19 | 中国海洋大学 | Viscous friction nano generator |
| CN113791124A (en) * | 2021-05-20 | 2021-12-14 | 中国石油大学(华东) | NO driven by wind power friction nano generator2Gas monitoring system and preparation method and application thereof |
| CN115923289B (en) * | 2022-12-13 | 2023-10-10 | 青岛开美克橡塑有限公司 | High-transparency high-strength polyethylene heat-shrinkable film and preparation method thereof |
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| CN102684546A (en) * | 2012-05-15 | 2012-09-19 | 纳米新能源（唐山）有限责任公司 | Friction generator |
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| CN102710166A (en) * | 2012-04-13 | 2012-10-03 | 纳米新能源（唐山）有限责任公司 | Friction generator |
| CN102684546A (en) * | 2012-05-15 | 2012-09-19 | 纳米新能源（唐山）有限责任公司 | Friction generator |
| CN203086374U (en) * | 2013-02-06 | 2013-07-24 | 纳米新能源（唐山）有限责任公司 | Nanogenerator packaging piece |
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