CN108859347A - A kind of two anisotropy electro shape memory macromolecule microlayer composites - Google Patents
A kind of two anisotropy electro shape memory macromolecule microlayer composites Download PDFInfo
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- CN108859347A CN108859347A CN201710340831.7A CN201710340831A CN108859347A CN 108859347 A CN108859347 A CN 108859347A CN 201710340831 A CN201710340831 A CN 201710340831A CN 108859347 A CN108859347 A CN 108859347A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
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- Laminated Bodies (AREA)
Abstract
The present invention relates to a kind of two anisotropy electro shape memory macromolecule microlayer composites.The composite material is alternately arranged by reply layer macromolecule and invertible sheaf macromolecule, wherein replying layer or invertible sheaf doping conductive filler, another layer is pure macromolecule.Conductive filler doping and multilayered structure make material in the conductive energy in direction for being parallel to level, do not have electric conductivity perpendicular to the direction of level, pass through the on-load voltage on materials conductive direction, electric current heat increases system temperature, the reply of temporary shapes to original-shape is realized, to obtain two anisotropy electro shape memory polymer composites.The present invention can apply alive size by adjusting, and realize the adjusting of recovery of shape speed, the progress and stopping of recovery of shape are controlled by the load and releasing of voltage, breaches the uncontrollable barrier of Recovery Process.Preparation process of the invention does not use any organic solvent, easy to operate, environmental-friendly, at low cost, it is easy to is mass produced, have high commercial application prospect.
Description
Technical field
The present invention relates to functional high-polymer composite material and its preparation technical field, in particular to a kind of two anisotropies electricity
Cause shape memory high molecule microlayer composite.
Background technique
Shape memory high molecule material is a kind of intellectual material that response can be generated to external condition, they " can remember
Recall " original-shape, the temporary shapes of various needs are then molded, when extraneous temperature, magnetic field, humidity etc. reach specific item
When part, original-shape can be automatically reverted to.Compared with marmem and shape memory ceramics, shape memory high molecule material
It is easy with figuration, is soft, deformation quantity is big, response condition is adjustable, triggering mode is various, printable, light weight, at low cost etc. all
More advantages, therefore have received widespread attention.Shape memory high molecule material has very extensive purposes, such as defends in medical treatment
Raw field, can be used for preparing orthotic material, intravascular stent etc.；It can be used for manufacturing fixing rivet, reduced pipe in civil construction field
Connector etc.；Also there is a large amount of application in fields such as machine-building, telecommunications, printing packagings.
There are many triggering modes of shape memory high molecule material, such as temperature, electric current, humidity, illumination, magnetic field, pH.Mesh
Preceding temperature response type shape memory high molecule material most study, first by the thermo-stimulative shape memory polymer with original-shape
Material is heated to transition temperature (glass transition or fusing point) or more, fashions into temporary shapes under certain external force, drops temperature
To transition temperature hereinafter, stress is frozen in this way, fixed temporary shapes；When temperature rises to transition temperature or more again, it is stored in
Energy inside macromolecule is released, and material is returned to original-shape by temporary shapes under entropic elasticity driving.But in reality
Under the applicable cases of border, the acquisition in temperature field needs additional mating heating equipment, the efficiency of heating equipment it is generally all relatively low and
Need longer heating time.In addition, the Recovery Process of thermo-stimulative shape memory polymer material is generally uncontrollable, it can only be by interim
Fixed shape is directly returned to original-shape, and the shape of Recovery Process cannot be controlled arbitrarily, greatly reduce service efficiency.It is electroluminescent
Shape memory high molecule is to realize the reply of temporary shapes to original-shape by loading for electric current.Electro shape memory high score
Conductive filler is mainly doped in macromolecule matrix and makes it have electric conductivity by son, and after electric current load, heating effect of current makes body
It is that temperature increases, after reaching its transition temperature, material is just returned to original-shape by temporary shapes.Electro shape memory high score
Son has the advantage of using relative to thermo-stimulative shape memory polymer type macromolecule.Therefore, easy-to-use electroluminescent shape note is prepared
Recall high molecular material, improve service efficiency and controls hot spot and future directions that Recovery Process is field development.
Summary of the invention
The present invention is for existing electro shape memory high molecular material morphosis designability is poor, it is each to different to cannot achieve
Property, the technical problems such as shape-memory properties adjustable extent is small and shape recovery process is difficult to control propose one kind two to different
Property electro shape memory macromolecule microlayer composite.Using the high molecular material of commercialization and conductive filler as raw material, pass through object
Reason method obtains the controllable shape memory macromolecule composite material of the Recovery Process with unique alternating laminated structure.Preparation process
It is easy to operate, highly-safe, environmental-friendly without using any solvent, it is at low cost, it is high-efficient, it is suitble to extensive continuous batch raw
It produces, shape memory high molecule film, sheet material, plate and fiber etc. can be obtained.Gained new material is had excellent performance, and model is adjusted
It encloses extensively, application prospect is huge.
Two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention, uses a kind of thermoplasticity high score
Elastic body and another macromolecule resin in crystalline state or glassy state at room temperature, one of two kinds of materials and conduction
After filler blending and modifying, it is set to carry out compound, two kinds of high molecular components in material with alternating laminated structure by coextrusion method
The bicontinuous structure of rule is presented.Thermoplastic elastomer in material is original with the composite material that deformation occurs is returned to
The trend of shape, to reply layer A.Crystalline state or glassy polymer layer in material can occur at a certain temperature between phase
The transformation of (crystalline state and molten state or glassy state and elastomeric state), and freeze or solution freezes the temporary shapes of composite material, to turn
Change a layer B.
A kind of two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention is returned by a kind of elastomer
Cladding A material and another conversion layer B material shape at room temperature in crystalline state or glassy state are multiple at alternately arranged stratiform
Condensation material, the number of plies of material are 2(n+1), n is 0 ~ 12；When replying in layer A material or conversion layer B material any material mixed with leading
When electric filler, another material is pure macromolecule material, to obtain the electric conductivity of two anisotropies；Wherein：
The layer A material of replying selects the thermoplastic elastomer (TPE) with good resilience performance；
The modulus of the conversion layer B material is higher than the modulus for replying layer A material near room temperature；
The reply layer A material and conversion layer B material are incompatible or partially compatible high molecular material；
The conductive filler selects the material for having good conductive property and can be evenly dispersed in macromolecule.
In the present invention, material on the direction for being parallel to level, due to it is one of it is material bed doped with conductive filler and
Conductive energy；Material is on the direction perpendicular to level, since the pure polymer bed of material will adulterate the material of conductive filler
Layer is separated from each other without electric conductivity.
In the present invention, the volume ratio of layer A material and conversion layer B material is replied by changing, and realizes the shape for adjusting material
Response rate and shape fixed rate.
In the present invention, by changing the microbedding number of material internal, the i.e. number of both reply layer and conversion layer, realizes and adjust
Save the shape recovery rate and shape fixed rate of material.
In the present invention, by changing the type and content of conductive filler, the electric conductivity for adjusting material is realized.
In the present invention, when applying certain voltage on being parallel to material bedding angle, heating effect of current turns electric energy
Thermal energy is turned to, reaches temperature on the melting temperature or glass transition temperature of conversion layer B material, it can be achieved that shape memory mistake
The starting of journey；When releasing voltage, it can be achieved that the stopping of shape memory Recovery Process.
In the present invention, the adjusting of recovery of shape speed can be realized by applying alive size by change.
In the present invention, replys layer A material selection polyolefins thermoplastic elastomer, styrene analog thermoplastic elastomer, gathers
Urethane analog thermoplastic elastomer, polyester-type thermoplastic elastomer, polyamide-type thermoplastic elastomer, halogen-containing thermoplastic elasticity
Body, ethylene copolymer thermoplastic elastomer (TPE), dynamic perduren thermoplastic elastomer (TPE), polyether ester analog thermoplastic elastomer, poly- third
Olefin(e) acid esters thermoplastic elastomer (TPE) or from any or its blended modifier in aggressiveness type thermoplastic elastomer (TPE).
In the present invention, conversion layer B material selects polycaprolactone, polyethylene glycol oxide, polyolefin fluorinated polymer, chlorinated polymeric
Object, polyethylene terephthalate, polybutylene terephthalate (PBT), poly- Cai's naphthalate, polycarbonate, polyamides
Amine, poly- alum, polyvinylacetate, polystyrene, polymethacrylates, polyethylene terephthalate -1,4- hexamethylene
Any or its blending and modifying in diformazan alcohol ester, thermoplastic poly phthalimide, polyetherimide, polyether sulfone or cellulose derivative
Object.
In the present invention, conductive filler select any one of carbon black, carbon nanotube, graphene or conductive metal filler or
Its modifier.
In the present invention, other inorganic or organic fillers can also be added by replying in the high molecular material of layer A and conversion layer B, with
Improve the performance of composite material.
The preparation method of two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention, specific steps
It is as follows：
After any one in reply layer A material or conversion layer B material is blended with conductive filler, the two is separately added into two extrusions
Machine, fusion plastification are simultaneously sent into junction station, them is made to be merged into the melt of one upper and lower stepped construction, by n point folded units
Successively cutting and overlapping after flowed out by mouth mold, using the traction of chill roll and wind-up roll, obtaining the number of plies is 2(n+1)Reply
Layer A and conversion layer B alternating laminated structure polymer composite；During coextrusion, the number n of point folded unit is 0 ~ 12,
Obtain respective material inside microbedding number be 2 ~ 8192, mouth mold outlet with a thickness of between 0. 02 ~ 5mm.
In the preparation method of two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention, layer is replied
The thickness of A and conversion layer B ratio (volume ratio) is adjusted by controlling the rotating ratio of two extruders, the replys layer A with
The thickness ratio (volume ratio) of conversion layer B is 9:1~1:Between 9.
The preparation method of two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention by using
Different mouth molds obtains film, sheet material, plate or fiber with two anisotropy electro shape memory functions.
The volume resistivity of two anisotropies electro shape memory macromolecule microlayer composite proposed by the present invention is according to public affairs
Formula, wherein ρ is institute's sample resistance, and A is the sectional area of sample, and L is the length of sample.
The present invention is according to following test method to two anisotropies electro shape memory macromolecule microlayer composite obtained
Shape memory can be carried out detection：
The both ends of strip sample are fixed at room temperature on the fixture of the electronic universal tester equipped with temperature-controlled box, length at this time
Degree is defined asl 0.It is warming up to the temperature higher than 10 DEG C of conversion layer melting temperature, waits reach equalized temperature within 2 minutes.It uses
Sample is stretched 50% by testing machine, and length at this time is defined asl 1.Room temperature is cooled the temperature to, sample both ends is kept to fix, waits 2
Minute.The one end for unclamping sample, measures its length, is defined asl 2.It is warming up to temperature of 10 DEG C higher than conversion layer melting temperature again
Degree waits 2 minutes, and sample is made to occur sufficiently to reply.Sample is taken out, its length is measured, is defined asl 3。
Shape recovery rate=
Shape fixed rate=
The present invention is according to following test method to the electricity of two anisotropies electro shape memory macromolecule microlayer composite obtained
Recoverability is detected：
At room temperature by the temperature for being warming up to 10 DEG C higher than conversion layer melting temperature of strip sample, wait reach within 2 minutes
Equalized temperature is put into " u "-shaped sample in cold bath and keeps at once with external force rapidly by strip sample bent at " u "-shaped
2 minutes interim " u "-shaped shapes of fixation of external force, bending angle θ i .The DC voltage of certain value is loaded into " u "-shaped sample, " u "-shaped
Sample is returned to elongate in shape, and reply angle is θ f 。
Electric response rate=
The beneficial effects of the present invention are：
1, raw material needed for the present invention is commercially available, and preparation process is a kind of physics recombination process, without synthesizing any compound, no
Use any solvent.This method has the spies such as easy to operate, environmental-friendly, at low cost, high-efficient, suitable continuous large-scale production
Point, application easy to spread.
2, preparation method of the invention can be controlled by the number of increase and decrease segmentation superpositing unit and the rotating ratio of extruder
The number of plies of shape-memory material processed and the Thickness ratio (volume ratio) for replying layer and conversion layer, so as to Effective Regulation material
Morphosis and performance.
3, two anisotropies electro shape memory macromolecule microlayer composite prepared by the present invention remains good friendship
For stratiform bicontinuous structure, which is not influenced by polymers compositions ratio variation in material, therefore can be 9:1
To 1:The component ratio between two kinds of layers is adjusted in 9 broad range, thus the significantly performance of controlled material.
4, two anisotropies electro shape memory macromolecule microlayer composite prepared by the present invention and traditional blend method system
Standby electro shape memory high molecular material is compared, and shape-memory properties are good, and the number of plies of microlayer composite is more, property
Can be better, and have two to different electric conductivity, application range is wider.
5, the shape recovery rate of two anisotropies electro shape memory macromolecule microlayer composite prepared by the present invention is high, shape
Shape fixed rate is high, and recovery of shape rate is fast.After replying number greater than 3 times or more, shape recovery rate and shape fixed rate base
This is unrelated with number is replied, and keeps stablizing, thus it can be used repeatedly without influencing its shape-memory properties, solves traditional shape
The shape-memory properties of shape memory polyblend are suitble to be repeatedly used for a long with the problem of number increases and weakens is replied.
6, two anisotropies electro shape memory macromolecule microlayer composite prepared by the present invention, on the one hand can be by changing
Become the type and content of conductive filler to adjust the electric conductivity of material.
7, two anisotropies electro shape memory macromolecule microlayer composite prepared by the present invention can be added by adjusting
The size of voltage and time control respectively replys speed and replys start and stop, realizes the controllable adjustment of Recovery Process.
The two anisotropy electro shape memory macromolecule microlayer composites that the present invention obtains have excellent performance and it is controllable
Range is wide.Preparation method strong applicability proposed by the present invention can be prepared novel using the high molecular material of shiploads of merchandise
Shape-memory material, whole preparation process does not use any organic solvent, easy to operate, environmental-friendly, at low cost, high-efficient,
It is easy to be mass produced, there is high commercial application prospect, can be widely applied to preparation has excellent shape memory
Performance and with two to conductive anisotropic macromolecule membrane, sheet material, plate and fibers etc..
Detailed description of the invention
Fig. 1 is structural diagrams of the invention.
Specific embodiment
The present invention is further illustrated below by embodiment.It is necessarily pointed out that following embodiment is served only for this
Invention is described further, and should not be understood as limiting the scope of the invention, person skilled in art is according to above-mentioned
The content of present invention makes some nonessential modifications and adaptations to the present invention, still falls within protection scope of the present invention.
Embodiment 1：
Own Inner ester will be gathered（PCL）Pellet and carbon black（CB）Powder is according to 70:30 quality after mixing than physical mechanical, is passed through
Double screw extruder melting squeezes out, after granulation, by itself and polyolefin elastomer ethylene-octene copolymer（POE）Pellet is thrown respectively
In the two extruders for entering microbedding co-extrusion device, extruder rotating ratio is 1:L, extruder temperature of each section are controlled at 70-200 DEG C
Between, the temperature of junction station, segmentation superpositing unit and mouth mold is 200 DEG C or so, uses 3 segmentation superpositing units.POE and and CB
PCL after blending merges in junction station through extruder fusion plastification, by dividing the successively cutting of superpositing unit and again folding
It closes, is flowed out by mouth mold, cooling and traction through chill roll and wind-up roll, the POE/PCL/CB multilayer that the number of plies is 16 layers is prepared
Shape memory high molecule material.The thermal response temperature range of gained POE/PCL/CB shape memory high molecule material is 50-80 DEG C,
Shape recovery rate is 85% or more, and shape fixed rate is 85% or more.Be parallel to layer direction volume conductance can achieve 15 Ω/
Cm, electric response rate is 80% or more；Volume conductance perpendicular to layer direction is infinity, and electric response rate is 0.
Embodiment 2：
By polyolefin elastomer ethylene-octene copolymer（POE）Pellet and carbon black（CB）Powder is according to 70:30 quality compares physics
After mechanical mixture is uniform, by double screw extruder melting, squeeze out, be granulated after, by its with gather own Inner ester（PCL）Pellet is thrown respectively
In the two extruders for entering microbedding co-extrusion device, the other the same as in Example 1, the shape-memory properties and volume conductance of resulting materials
Rate and electric response rate are substantially the same manner as Example 1.
Embodiment 3：
The other the same as in Example 1, extruder rotating ratio are 1:3.The thermal response of gained POE/PCL/CB shape memory high molecule material
Temperature range is 50-80 DEG C, and shape recovery rate is 90% or more, and shape fixed rate is 80% or more.It is parallel to the volume in layer direction
Conductivity can achieve 12 Ω/cm, and electric response rate is 85% or more；Volume conductance perpendicular to layer direction is infinity, and electricity returns
Multiple rate is 0.
Embodiment 4：
Own Inner ester will be gathered（PCL）Pellet and graphene powder are according to 99:1 quality after mixing than physical mechanical, by double
Screw extruder melting is squeezed out, is granulated, other are the same as embodiment 1.The thermal response temperature range of gained shape memory high molecule material
It is 50-80 DEG C, shape recovery rate is 85% or more, and shape fixed rate is 85% or more.The volume conductance for being parallel to layer direction can
To reach 30 Ω/cm, electric response rate is 85% or more；Volume conductance perpendicular to layer direction is infinity, and electric response rate is 0.
Embodiment 5：
The POE/PCL/CB multilayer shape that the number of plies is 512 layers is prepared using 8 segmentation superpositing units in the other the same as in Example 1
Remember high molecular material.The thermal response temperature range of gained POE/PCL/CB shape memory high molecule material is 50-80 DEG C, shape
Response rate is 90% or more, and shape fixed rate is 90% or more.The volume conductance for being parallel to layer direction can achieve 18 Ω/cm,
Electric response rate is 85% or more；Volume conductance perpendicular to layer direction is infinity, and electric response rate is 0.
Embodiment 6：
Own Inner ester will be gathered（PCL）Pellet and carbon black（CB）Powder is according to 60:40 quality after mixing than physical mechanical, is passed through
Double screw extruder melting squeezes out, after granulation, by itself and polyolefin elastomer ethylene-octene copolymer（POE）Pellet is thrown respectively
In the two extruders for entering microbedding co-extrusion device, the other the same as in Example 1.Gained POE/PCL/CB shape memory high molecule material
Thermal response temperature range be 50-80 DEG C, shape recovery rate is 90% or more, and shape fixed rate is 90% or more.It is parallel to layer side
To volume conductance can achieve 20 Ω/cm, electric response rate is 90% or more；Volume conductance perpendicular to layer direction is nothing
Poor big, electric response rate is 0.
Embodiment 7：
Own Inner ester will be gathered（PCL）Change polyethylene glycol oxide into（PEO）, other are the same as embodiment 1.Gained POE/PEO/CB shape memory is high
The thermal response temperature range of molecular material is 50-90 DEG C, and shape recovery rate is 85% or more, and shape fixed rate is 90% or more.It is flat
Volume conductance of the row in layer direction can achieve 15 Ω/cm, and electric response rate is 80% or more；Perpendicular to the volume electricity in layer direction
Conductance is infinity, and electric response rate is 0.
Embodiment 8：
By polyolefin elastomer ethylene-octene copolymer（POE）Change s-B-S into（SBS）, other are the same as real
Apply example 2.The thermal response temperature range of gained POE/SBS/CB shape memory high molecule material is 50-80 DEG C, and shape recovery rate exists
80% or more, shape fixed rate is 85% or more.The volume conductance for being parallel to layer direction can achieve 15 Ω/cm, electric response rate
78% or more；Volume conductance perpendicular to layer direction is infinity, and electric response rate is 0.
Claims (11)
1. a kind of two anisotropy electro shape memory macromolecule microlayer composites, it is characterised in that reply layer by a kind of elastomer
A material and another conversion layer B material shape at room temperature in crystalline state or glassy state are at alternately arranged lamellar composite material
Material, the number of plies of material are 2(n+1), n is 0 ~ 12；It is filled out when replying in layer A material or conversion layer B material any material mixed with conduction
When material, another material is pure macromolecule material, to obtain the electric conductivity of two anisotropies；Wherein：
The layer A material of replying selects the thermoplastic elastomer (TPE) with good resilience performance；
The modulus of the conversion layer B material is higher than the modulus for replying layer A material near room temperature；
The reply layer A material and conversion layer B material are incompatible or partially compatible high molecular material；
The conductive filler selects the material for having good conductive property and can be evenly dispersed in macromolecule.
2. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that micro-
Layer composite material is on the direction for being parallel to level, due to one of material bed conductive doped with conductive filler
Energy；Microlayer composite is on the direction perpendicular to level, since the pure polymer bed of material will adulterate the material bed of conductive filler
It is separated from each other without electric conductivity.
3. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that logical
The volume ratio for changing and replying layer A material and conversion layer B material is crossed, realizes the shape recovery rate and shape fixed rate for adjusting material.
4. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that logical
The microbedding number for changing material internal, the i.e. number of both reply layer and conversion layer are crossed, realizes the shape recovery rate for adjusting material
With shape fixed rate.
5. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that logical
The type and content for changing conductive filler are crossed, realize the electric conductivity for adjusting material.
6. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that when
When applying certain voltage on being parallel to material bedding angle, heating effect of current converts electrical energy into thermal energy, reaches temperature
, it can be achieved that the starting of shape recovery process on the melting temperature or glass transition temperature of conversion layer B material；When releasing voltage
When, it can be achieved that shape memory Recovery Process stopping.
7. two anisotropies electro shape memory macromolecule microlayer composite according to claim 6, which is characterized in that logical
Change is crossed to apply alive size and can realize the adjusting of recovery of shape speed.
8. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that return
Cladding A material selection polyolefins thermoplastic elastomer, styrene analog thermoplastic elastomer, polyurethane-type thermoplastic elastomer,
Polyester-type thermoplastic elastomer, polyamide-type thermoplastic elastomer, halogen-containing thermoplastic elastomer, ethylene copolymer thermoplastic elastomehc
Property body, dynamic perduren thermoplastic elastomer (TPE), polyether ester analog thermoplastic elastomer, polyacrylate analog thermoplastic elastomer or
From any or its blended modifier in aggressiveness type thermoplastic elastomer (TPE).
9. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that turn
It changes layer B material and selects polycaprolactone, polyethylene glycol oxide, polyolefin fluorinated polymer, chlorinated polymeric, poly terephthalic acid second two
Alcohol ester, polybutylene terephthalate (PBT), poly- Cai's naphthalate, polycarbonate, polyamide, poly- alum, polyvinyl acetate
Ester, polystyrene, polymethacrylates, polyethylene terephthalate -1,4 cyclohexane dimethanol ester, thermoplastic poly
Any or its blended modifier in phthalimide, polyetherimide, polyether sulfone or cellulose derivative.
10. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that
Conductive filler selects any one of carbon black, carbon nanotube, graphene or conductive metal filler or its modifier.
11. two anisotropies electro shape memory macromolecule microlayer composite according to claim 1, which is characterized in that
Other inorganic or organic fillers can also be added by replying in the high molecular material of layer A and conversion layer B, to improve the property of composite material
Energy.
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