CN107541068A - A kind of intelligent drives composite, Preparation method and use - Google Patents
A kind of intelligent drives composite, Preparation method and use Download PDFInfo
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- CN107541068A CN107541068A CN201710918374.5A CN201710918374A CN107541068A CN 107541068 A CN107541068 A CN 107541068A CN 201710918374 A CN201710918374 A CN 201710918374A CN 107541068 A CN107541068 A CN 107541068A
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Abstract
The invention provides a kind of intelligent drives composite, the composite can deform in the case where outside electric drive, optical drive, thermal drivers stimulate, and the automatic recovery original-shape after removing said external and stimulating.Present invention also offers the preparation method of the composite, including nano-tube film is prepared, prepare polymeric liquid and prepares composite these three steps；Present invention also offers a kind of this to meet the purposes of material, can be used in hopping robot, intelligent curtain, Thermal Control Shutter, bionical flower, temperature sensor.A kind of the advantages of intelligent drives composite provided by the invention, is：Can be applied widely to sunshine, simulated solar irradiation, electrically and thermally etc. different stimulated source perceives, the bionic functions such as jump can be realized, are had a good application prospect.
Description
Technical field
The present invention relates to intelligent drives field of material technology, more particularly to a kind of intelligent drives composite, preparation method
And purposes.
Background technology
Intelligent drives material is that one kind can perceive to the stimulation of the external energies such as electricity, light, magnetic, heat originating from bionical,
And by the change in shape of itself come the new function material that is responded appropriately to.Traditional drive system has the knot of complexity
Structure, cumbersome energy transform mode, this causes system construction not only bulky complex, and difficult grasp.And intellectual material then can be with
Realize the simplification and intellectuality of system.Therefore, intelligent drives material has turned into the research emphasis of bionic field.And soft
The fields such as body bio-robot, artificial-muscle, sensor, flexible intelligent mechanical system have important researching value and extensive
Application prospect.
The application of intelligent drives material is realized, key is to develop high performance intelligent drives material, including simple
Design on material structure, big deformation displacement, fast response speed and controllable deformational behavior.With the development of nanosecond science and technology,
Nano material including CNT, graphene is because of its excellent properties, so as in intelligent drives material
Developed rapidly in terms of the research of material.However, the more driving material studied at present often only has sound to a kind of stimulus
Answer, usually electrical stimulation signal or optical stimulus signal.Both stimulus have each itself the characteristics of, be current research
The most extensive and the most convenient energy stimulus.This can greatly limit intellectual material to the response of single stimulus
Application.Therefore, develop the high-grade drives material for being respectively provided with response for a variety of stimulus such as electric signal and optical signal to have
There is very big necessity.Further, since nature has almost inexhaustible solar source, therefore develop can be naturally too
The intelligent drives material being deformed under sunlight is the research topic of exceptional values, but also has very big challenge simultaneously
Property.
In addition, for intelligent drives material studied at present, although can tentatively realize that some are basic imitative
Prototype, including climbing robot, bionic mechanical hand, swimming robots etc. are applied in life.But imitated for more complicated and advanced
Raw behavior, such as jump, flight etc., but still lack progress.
The content of the invention
The technical problems to be solved by the invention are that providing a kind of a variety of stimulus to including sunshine has
Respond and the intelligent composite of the bionic functions such as jump can be realized.
The present invention is that solve above-mentioned technical problem by the following technical programs：
A kind of intelligent drives composite, the composite can be in the case where outside electric drive, optical drive, thermal drivers stimulate
Deformation, and the automatic recovery original-shape after removing said external and stimulating.
Preferably, the optical drive is laser or sunshine or simulated solar irradiation.
Preferably, the composite is the laminated film for including polymeric layer and carbon nanotube layer.
Preferably, bent under the composite nature to polymeric layer, form tubular structure.
Preferably, the thickness of the polymeric layer is 30~150 μm.
Preferably, the composite can produce 235 ° of angles under the stimulation of 10V DC voltages within 4.86S time
The deformation of degree, flat shape is expanded into from curly form.
Preferably, the composite can be in 250W/cm2Simulated solar light irradiation under, produced within 0.83S time
Raw 225 ° angular distortion, flat shape is expanded into from curly form.
The invention also discloses a kind of preparation method of intelligent drives composite, comprise the following steps：
Step 1：Carbon nanotube dust is distributed in solvent and forms uniform dispersion liquid, dispersion liquid is placed on substrate simultaneously
Heating evaporation forms carbon nano-tube film；
Step 2：Polymeric material is uniformly mixed to acquisition polymeric liquid；
Step 3：Polymeric liquid is spin-coated on carbon nano-tube film, polymeric layer is heating and curing shaping；Will polymerization
Thing/CNT double-decker film is peeled off from substrate, so as to obtain the intelligent drives laminated film with coiled structure.
Preferably, carbon nanotube dust described in step 1 is single-walled carbon nanotube, double-walled carbon nano-tube or multi-wall carbon nano-tube
One kind in pipe.
Preferably, the solvent in step 1 is nitrogen, nitrogen-dimethyl acetamide, nitrogen, nitrogen-dimethylformamide, 1- first
One kind in base -2-Pyrrolidone.
Preferably, the concentration of the carbon nano tube dispersion liquid in step 1 is 0.2~5mg/ml.
Preferably, the substrate in step 1 is one kind in glass, polytetrafluoroethylene (PTFE), metal, ceramics, silicon chip.
Preferably, temperature range is 40~200 DEG C used by evaporation solvent in step 1.
Preferably, the carbon nanotube dust in step 1 is dispersed in solvent by ultrasound.
Preferably, the polymer in step 2 is PDMS.
Preferably, the polymeric material in step 2 is mixed by being stirred by ultrasonic.
Preferably, the polymer solidified forming temperature in step 3 is 80~200 DEG C.
The invention also discloses a kind of purposes of intelligent drives composite, the composite can be used in the machine that jumps
People, intelligent curtain, Thermal Control Shutter, bionical flower, temperature sensor.
A kind of the advantages of intelligent drives composite provided by the invention, is：Can be to sunshine, simulated solar irradiation, electricity
Perceived with different stimulated sources such as heat, it is applied widely, the bionic functions such as jump can be realized, before there is good application
Scape.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the curly form for intelligent drives composite that embodiments of the invention are provided；
Fig. 2 is a kind of cross sectional scanning electron microscope for intelligent drives composite that embodiments of the invention are provided
Figure；
Fig. 3 is that the intelligent drives composite for the wrapped configuration that embodiments of the invention are provided acts in outside electro photoluminescence
Under metamorphosis figure；
Fig. 4 is the intelligent drives composite for the wrapped configuration that embodiments of the invention are provided in simulated solar light action
Under metamorphosis figure；
Fig. 5 is the intelligent drives composite for the wrapped configuration that embodiments of the invention are provided in true sun light action
Under metamorphosis figure；
Fig. 6 is the jump machine that the intelligent drives composite of the wrapped configuration provided using embodiments of the invention is made
Change shape figure of the people under illumination condition；
Fig. 7 is the bionic flower that the intelligent drives composite of the wrapped configuration provided using embodiments of the invention is made
Change shape figure under solar irradiation；
Fig. 8 is the heronsbill that the intelligent drives composite of the wrapped configuration provided using embodiments of the invention is made
Change shape figure at different temperatures.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in further detail.
With reference to figure 1, a kind of intelligent drives composite, 4, the composite includes polymeric layer 41 and CNT
The laminated film of layer 42；The composite 4 can deform in the case where outside electric drive, optical drive, thermal drivers stimulate, and remove
Said external is automatic after stimulating to recover original-shape；The composite 4 is bent to polymeric layer 41 in its natural state, is formed
Tubular structure.The thickness of the polymeric layer is 30~150 μm.The optical drive is laser or sunshine can also be xenon lamp etc.
The sunshine of manual simulation.
Intelligent drives composite provided by the invention under outside stimulating electrical signal and can produce change under light stimulation
Shape, it is changed into flat shape from curly form；Under the stimulation of 10V DC voltages, 235 ° of angles can be produced within 4.86s time
The deformation of change, and in 250W/cm2Simulated solar light irradiation under, can be produced within 0.83s time 225 ° angle become
Change.
The invention also discloses the preparation method of above-mentioned intelligent drives composite, comprise the following steps：
Step 1：Carbon nanotube dust is distributed in solvent and forms uniform dispersion liquid, dispersion liquid is placed on substrate simultaneously
Heating evaporation forms carbon nano-tube film 42；
Carbon nanotube dust in this step is one in single-walled carbon nanotube, double-walled carbon nano-tube or multi-walled carbon nanotube
Kind；Solvent is nitrogen, nitrogen-dimethyl acetamide, nitrogen, one kind in nitrogen-dimethylformamide, 1-Methyl-2-Pyrrolidone；Carbon is received
Mitron powder is dispersed in solvent by ultrasound, and the concentration of carbon nano tube dispersion liquid is 0.2~5mg/ml；Substrate is glass
One kind in glass, polytetrafluoroethylene (PTFE), metal, ceramics, silicon chip；Temperature range is 40~200 DEG C used by evaporation solvent.
Step 2：Polymeric material is uniformly mixed to acquisition polymeric liquid；
The polymer in this step is PDMS；The PDMS polymeric materials are mixed by being stirred by ultrasonic.
Step 3：Polymeric liquid is spin-coated on carbon nano-tube film 42, polymeric layer is heating and curing shaping；Will be poly-
Compound/CNT double-decker film is peeled off from substrate, so as to obtain the intelligent drives composite with coiled structure
4；
Polymer solidified forming temperature in above-mentioned steps is 80~200 DEG C.
The preferred embodiment of above-mentioned preparation method is as follows：150mg multi-walled carbon nanotubes are weighed to disperse and 50ml nitrogen, nitrogen-two
In methylacetamide, ultrasonic disperse 1h, the dispersion liquid that concentration is 3mg/ml is configured to.10ml multi-walled carbon nanotube dispersion liquids are taken to put
It is 75x25cm to put size2In glass substrate, after 60 DEG C of drying, CNT alkene film is obtained.Afterwards, 5g PDMS is taken to gather
Compound presoma, 0.5g PDMS crosslinking agents are then added, 0.5h is stirred by ultrasonic, so as to obtain the thick liquid of PDMS polymer
Body.The glass substrate that surface attachment has carbon nano-tube film is fixed on spin coater turntable, 1g is dripped on carbon nano-tube film
PDMS polymeric liquid, and whirl coating is carried out with 1000rpm × 15s and the steps of 3000rpm × 1min two, and add on 100 degree
Hot 24 hours, peeled off from glass substrate, so as to obtain the intelligent drives laminated film with coiled structure.
With reference to the ESEM Cross Section Morphology figure of figure 2, it can be seen that the network structure of CNT and meet film
Double-decker.
With reference to figure 3, in the case where applying voltage signal and stimulating, the composite 4 can expand into from rolled state
Straightened condition, and after voltage signal is removed, automatically restore to rolled state.
With reference to figure 4, under the irradiation of the sunshine of xenon lamp simulation, the composite 4 can expand into from rolled state
Straightened condition, and after voltage signal is removed, automatically restore to rolled state.
With reference to figure 5, under the irradiation of true sunshine, the composite 4 can equally stretch opening.
The respective behavior under electrical/optical driving effect shown based on the composite 4, the intelligence of curly form
Driving composite 4 can be used to make optical drive hopping robot, as shown in Figure 6.The optical drive hopping robot point
For the part 1, part 2 and not flexible part 3 that can be deformed, the hopping robot generally tubular structure, part 1
Inside part 3.Under outside light stimulation, part 1 can produce outside dilatancy, but the deformation of part 1 is not by
The part 3 of deformation prevents, so as to produce the accumulation of elastic energy between part 1 and part 3；As part 1 is in continuous light
Under deformation increase, part 3 can not continue the deformation of tissue part 1, and the elastic energy between part 1 and part 3 is released suddenly
Put, so as to produce jump action.
The composite 4 of the curly form can also be used to prepare intelligent curtain, into curl shape under without sunlight irradiation
Shape, when there is sunshine incidence, intelligent curtain can be automatically opened up to stop light incidence.
The composite 4 of the curly form can also be used to prepare spaceborne Thermal Control Shutter, be raised in temperature
Under conditions of, energy Automatic-expanding, and when temperature reduces, Thermal Control Shutter can be opened with twists by itself.
The composite 4 of the curly form can also be used to make bionical flower, as shown in fig. 7, in the photograph of sunshine
Penetrate it is lower burst forth automatically, without under the irradiation of sunshine, bionical flower is closed into curly form automatically.
In addition, the composite 4 equally has response for thermal drivers, with reference to figure 8, by the composite 4 of curly form
The bionical flower made can stretch opening automatically when temperature raises, and can also be used the composite according to this characteristic
In making temperature sensor.
In summary, the curly form that a kind of preparation method of intelligent drives composite provided by the invention obtains is answered
Condensation material 4 can produce controllable deformation under the stimulation of voltage signal, illumination and temperature, based on the electrical/optical/thermal drivers
Characteristic, the intelligent drives composite 4 with curly form can be applied to optical drive hopping robot, intelligent curtain, boat
Thermal Control Shutter on its device, bionical flower, temperature sensor and the toy that can be opened under sunshine irradiation.
Particular embodiments described above, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Describe in detail bright, it should be understood that the foregoing is only the specific embodiment of the present invention, be not intended to limit the invention, not
It is any modification that those of ordinary skill in the art are made to the present invention, equivalent on the premise of departing from the spirit and principles in the present invention
Replace, improve etc., it all should fall within the protection domain of claims of the present invention determination.
Claims (14)
- A kind of 1. intelligent drives composite, it is characterised in that：The composite can be in outside electric drive, optical drive, warm Driving stimulation is lower to be deformed, and the automatic recovery original-shape after removing said external and stimulating.
- A kind of 2. intelligent drives composite according to claim 1, it is characterised in that：The optical drive is for laser or too Sunlight or simulated solar irradiation.
- A kind of 3. intelligent drives composite according to claim 1, it is characterised in that：The composite is to include gathering The laminated film of compound layer and carbon nanotube layer.
- A kind of 4. intelligent drives composite according to claim 3, it is characterised in that：The composite nature It is lower to be bent to polymeric layer, form tubular structure.
- A kind of 5. intelligent drives composite according to claim 3, it is characterised in that：The thickness of the polymeric layer is 30~150 μm.
- A kind of a kind of 6. preparation method of intelligent drives composite described in any one of claim 1-5, it is characterised in that：Bag Include following steps：Step 1：Carbon nanotube dust is distributed in solvent and forms uniform dispersion liquid, dispersion liquid is placed on substrate and heated Evaporation forms carbon nano-tube film；Step 2：Polymeric material is uniformly mixed to acquisition polymeric liquid；Step 3：Polymeric liquid is spin-coated on carbon nano-tube film, polymeric layer is heating and curing shaping；By polymer/carbon Nanotube double-decker film is peeled off from substrate, so as to obtain the intelligent drives laminated film with coiled structure.
- A kind of 7. preparation method of intelligent drives composite according to claim 6, it is characterised in that：Institute in step 1 Carbon nanotube dust is stated as one kind in single-walled carbon nanotube, double-walled carbon nano-tube or multi-walled carbon nanotube.
- A kind of 8. preparation method of intelligent drives composite according to claim 6, it is characterised in that：In step 1 The solvent is nitrogen, nitrogen-dimethyl acetamide, nitrogen, one kind in nitrogen-dimethylformamide, 1-Methyl-2-Pyrrolidone.
- A kind of 9. preparation method of intelligent drives composite according to claim 6, it is characterised in that：In step 1 The concentration of carbon nano tube dispersion liquid is 0.2~5mg/ml.
- A kind of 10. preparation method of intelligent drives composite according to claim 6, it is characterised in that：In step 1 Substrate is one kind in glass, polytetrafluoroethylene (PTFE), metal, ceramics, silicon chip.
- A kind of 11. preparation method of intelligent drives composite according to claim 6, it is characterised in that：Steamed in step 1 Temperature range is 40~200 DEG C used by sending out solvent.
- A kind of 12. preparation method of intelligent drives composite according to claim 6, it is characterised in that：In step 2 The polymer is PDMS.
- A kind of 13. preparation method of intelligent drives composite according to claim 6, it is characterised in that：In step 3 Polymer solidified forming temperature is 80~200 DEG C.
- A kind of 14. purposes of intelligent drives composite described in claim any one of 1-5, it is characterised in that：It is described compound Material can be used in hopping robot, intelligent curtain, Thermal Control Shutter, bionical flower, temperature sensor.
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| CN108688252A (en) * | 2018-03-27 | 2018-10-23 | 武汉纺织大学 | A kind of preparation method of multiple stimulation response driver film |
| CN108724867A (en) * | 2018-06-06 | 2018-11-02 | 合肥工业大学 | A kind of porous graphene driver of double stimulus response, preparation method and application |
| CN109671250A (en) * | 2019-01-21 | 2019-04-23 | 合肥工业大学 | A kind of nano combined smart membranes driver of deformation discoloration paper base of thorniness stimulus response, preparation method and application |
| CN112109404A (en) * | 2020-07-22 | 2020-12-22 | 厦门大学 | Flexible driving film based on liquid/steam response and preparation method and application thereof |
| CN113061278A (en) * | 2021-04-01 | 2021-07-02 | 合肥工业大学 | Bionic ejection driver based on ionic electric actuating polymer and preparation method |
| CN114633530A (en) * | 2022-04-07 | 2022-06-17 | 合肥工业大学 | Ion exchange membrane type multi-stimulus-source response flexible driver, preparation method and application |
| CN116746726A (en) * | 2023-06-06 | 2023-09-15 | 西湖大学 | Environment self-adaptive and automatic response deformation bionic intelligent artificial plant system |
| CN114633530B (en) * | 2022-04-07 | 2024-06-04 | 合肥工业大学 | Ion exchange membrane type multi-stimulus response flexible driver, preparation method and application |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108688252A (en) * | 2018-03-27 | 2018-10-23 | 武汉纺织大学 | A kind of preparation method of multiple stimulation response driver film |
| CN108688252B (en) * | 2018-03-27 | 2020-07-24 | 武汉纺织大学 | Preparation method of multi-stimulus responsive driver film |
| CN108724867A (en) * | 2018-06-06 | 2018-11-02 | 合肥工业大学 | A kind of porous graphene driver of double stimulus response, preparation method and application |
| CN108724867B (en) * | 2018-06-06 | 2020-05-19 | 合肥工业大学 | Porous graphene driver with double stimulus sources responding, preparation method and application |
| CN109671250A (en) * | 2019-01-21 | 2019-04-23 | 合肥工业大学 | A kind of nano combined smart membranes driver of deformation discoloration paper base of thorniness stimulus response, preparation method and application |
| CN112109404A (en) * | 2020-07-22 | 2020-12-22 | 厦门大学 | Flexible driving film based on liquid/steam response and preparation method and application thereof |
| CN112109404B (en) * | 2020-07-22 | 2021-12-31 | 厦门大学 | Flexible driving film based on liquid/steam response and preparation method and application thereof |
| CN113061278A (en) * | 2021-04-01 | 2021-07-02 | 合肥工业大学 | Bionic ejection driver based on ionic electric actuating polymer and preparation method |
| CN114633530A (en) * | 2022-04-07 | 2022-06-17 | 合肥工业大学 | Ion exchange membrane type multi-stimulus-source response flexible driver, preparation method and application |
| CN114633530B (en) * | 2022-04-07 | 2024-06-04 | 合肥工业大学 | Ion exchange membrane type multi-stimulus response flexible driver, preparation method and application |
| CN116746726A (en) * | 2023-06-06 | 2023-09-15 | 西湖大学 | Environment self-adaptive and automatic response deformation bionic intelligent artificial plant system |
| CN116746726B (en) * | 2023-06-06 | 2024-02-09 | 西湖大学 | Environment self-adaptive and automatic response deformation bionic intelligent artificial plant system |
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