CN107447539A - A kind of high resiliency electrical heating fiber and its preparation method and application - Google Patents
A kind of high resiliency electrical heating fiber and its preparation method and application Download PDFInfo
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- CN107447539A CN107447539A CN201610370325.8A CN201610370325A CN107447539A CN 107447539 A CN107447539 A CN 107447539A CN 201610370325 A CN201610370325 A CN 201610370325A CN 107447539 A CN107447539 A CN 107447539A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/36—Cored or coated yarns or threads
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/38—Threads in which fibres, filaments, or yarns are wound with other yarns or filaments, e.g. wrap yarns, i.e. strands of filaments or staple fibres are wrapped by a helically wound binder yarn
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/02—Synthetic macromolecular fibres
- D06N2201/0263—Polyamide fibres
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/02—Synthetic macromolecular fibres
- D06N2201/0281—Polyurethane fibres
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/04—Vegetal fibres
- D06N2201/042—Cellulose fibres, e.g. cotton
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2203/00—Macromolecular materials of the coating layers
- D06N2203/06—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06N2203/066—Silicon polymers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2203/00—Macromolecular materials of the coating layers
- D06N2203/06—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06N2203/068—Polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/10—Clothing
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/10—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Woven Fabrics (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Knitting Of Fabric (AREA)
Abstract
The present invention provides a kind of high resiliency electrical heating fiber and its preparation method and application, and the high resiliency electrical heating fiber includes the spiral-like yarns for being loaded with conductive material and the elastic support formed by permeating inside the spiral-like yarns and being wrapped in the elastomeric polymer of the spiral-like yarns outer surface.Above-mentioned fiber provided by the invention can remain in that stable electrical heating performance under the deformation conditions such as stretching, bending, distortion.
Description
Technical field
The present invention relates to a kind of high resiliency electrical heating fiber and its preparation method and application, belongs to flexible and wearable electronic
Field and new material technology field.
Background technology
Wearable electric heating device, it is mainly used in providing warming and thermotherapy application.Electricity based on resistance heat by joule adds
Thermal device is due to easy to process, conveniently regulating and controlling and efficient energy conversion, is most hopeful to be widely used in wearable device.Pass
System is mainly indium doped tin oxide (ITO) for electrically heated material, but because it is brittle, so be difficult to flexibility very
The wearable field for having high request to tensility obtains good application.In recent years, some have excellent electric conductivity and
The nano material of mechanical flexibility, such as CNT【Reference literature 1】, graphene【Reference literature 2】, metal nanometer line【With reference to text
Offer 3】And their mixing material【Reference literature 4】, start to be applied to electric resistor heater part as heating material.
When applied to wearable electric heating device, have two it is important the problem of need to consider.On the one hand, it is most wearable
Electric heating device is by the thin polymer film of flexibility as substrate【Reference literature 5,6】, so can be due to when long-time is dressed
Poor air permeability causes wearing comfort sex chromosome mosaicism.On the other hand, in daily wearing, electric heating device there is a need for being able in external force
When acting on remain in that steady operation, and this is that the wearable electric heating device of the overwhelming majority is all unable to reach【Reference literature
7,8】.At present, it is also no such as bending, to be distorted, under stretching action, additionally it is possible to which effectively electricity is provided in various mechanical shocks
The electrical heating fiber of heating properties, and its electrical heating fabric for being woven into.Such as CN204808061U disclose it is a kind of wearable
Formula temperature control equipment, but its SMD fever tablet influences gas permeability after causing wearing；CN204581658U discloses one
Kind be used for the heating vest for promoting scapulohumeral periarthritis to treat, including fabric tippet vest and heater, but due to its electric heating block by
The heating wire of outside wrapped resin is formed, so normal work can not be remained in that in stretcher strain.Therefore, a kind of work is developed
The preparation method of the wearable electric heating device of simple, the easily operated flexible extensible of skill is highly important, but the just present invention
Inventor known to, do not develop effective method also so far.
Prior art literature
Non-patent literature 1
D.Janas,K.K.Koziol,Carbon 2013,59,457.
Non-patent literature 2
M.K.Choi,I.Park,D.C.Kim,E.Joh,O.K.Park,J.Kim,M.Kim,C.Choi,J.Yang,K.W.Cho,
J.-H.Hwang,J.-M.Nam,T.Hyeon,J.H.Kim,D.-H.Kim,Adv.Funct.Mater.2015,25,7109.
Non-patent literature 3
J.Chen,J.Chen,Y.Li,W.Zhou,X.Feng,Q.Huang,J.G.Zheng,R.Liu,Y.Ma,W.Huang,
Nanoscale 2015,7,16874.
Non-patent literature 4
X.Zhang,X.Yan,J.Chen,J.Zhao,Carbon 2014,69,437.
Non-patent literature 5
S.Choi,J.Park,W.Hyun,J.Kim,J.Kim,Y.B.Lee,C.Song,H.J.Hwang,J.H.Kim,
T.Hyeon,D.-H.Kim,Acs Nano 2015,9,6626.
Non-patent literature 6
J.Kim,M.Lee,H.J.Shim,R.Ghaffari,H.R.Cho,D.Son,Y.H.Jung,M.Soh,C.Choi,
S.Jung,K.C hu,D.Jeon,S.T.Lee,J.H.Kim,S.H.Choi,T.Hyeon,D.H.Kim,
Nat.Commun.2014,5,5747. non-patent literature 7
P.C.Hsu,X.Liu,C.Liu,X.Xie,H.R.Lee,A.J.Welch,T.Zhao,Y.Cui,Nano Lett.2015,
15,365. non-patent literature 8
M.J.Rahman,T.Mieno,J Nanomater.2015,2015,1.
Patent document：
Patent document 1：CN204808061U
Patent document 2：CN204581658U.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide a kind of high resiliency electrical heating fiber and preparation method thereof and answer
With.
Herein, on the one hand, the present invention provides a kind of high resiliency electrical heating fiber, including：
It is loaded with the spiral-like yarns of conductive material and by permeating inside the spiral-like yarns and being wrapped in the spiral
The elastic support that the elastomeric polymer of shape yarn outer surface is formed.
In high resiliency electrical heating fiber provided by the invention, first, conductive material, such as metal nanoparticle, metal are received
Rice noodles, conducting polymer even load form reticulated conductive path on spiral-like yarns, after powered up conductive material profit therein
Can be with efficient heat generation with Joule effect.Secondly, in the present invention, (inner chamber) and bag inside elastic support filling spiral-like yarns
Cover spiral-like yarns outer surface, i.e., being loaded with the spiral-like yarns of conductive material, to be completely embedded into resilient support internal, so as to elasticity
Supporter can carry out 360 degree of cladding to the spiral-like yarns for being loaded with conductive material, and more specifically, elastic support is not
Elastomeric overmold layer only is formed in spiral-like yarns outer surface, also forms elastic obturator, Yi Ji in the inner chamber of spiral-like yarns
Stretchable nonrigid connector is formd between adjacent turns, by means of the elastic support, on the one hand ensure that helical form yarn
Line can reliably keep helicoidal structure when being stretched and keep conductive path (under the deformation conditions such as stretching, bending, distortion,
Spiral-like yarns are stretched (i.e. pitch becomes big), but spirally-wound long yarn is not broken in itself, remains to realize thereon
The integrality for the conductive path that the conductive material of load is formed), on the other hand when removing external force, spiral-like yarns also can be by
The elastic recovery of elastic support recovers prototype.In addition, elastic support is carried out to the spiral-like yarns for being loaded with conductive material
Conductive material (such as metal nanometer line) the preferably pinning that 360 degree of cladding can will form conductive network is grown in spiral winding
The surface of fiber.Therefore.Above-mentioned fiber provided by the invention can remain in that under the deformation conditions such as stretching, bending, distortion
Stable electrical heating performance.
The resistance per unit length of this high resiliency electrical heating fiber is adjustable between 0.1~1000 Ω/cm.It is high by adjusting
The species and load capacity of elastic electrical heating fibrous conductive material can adjust the unit length of the high resiliency electrical heating fiber of the present invention
Spend resistance.
It is preferred that the spiral-like yarns can be single fabric long fibre or the more fabric long fibres in sub-thread, with " S "
Type or " Z " type spiral winding.
It is preferred that the spiral-like yarns include all kinds of artificial and/or natural fiber, such as terylene, polyamide fibre, acrylic fibers, spandex
At least one of with cotton fiber.
It is preferred that the screw diameter of the spiral-like yarns is adjustable between 50~1000um, yarn long fibre (spiral shell is formed
Revolve shape yarn) diameter it is adjustable between 5~100um.
It is preferred that the conductive material is at least one of metal nanoparticle, metal nanometer line and conducting polymer,
The coating for example, formed by least one of metal nanoparticle, metal nanometer line, metal nano plate and conducting polymer.
It is preferred that the elastomeric polymer can be elastic caoutchouc, including dimethyl silicone polymer (PDMS) and/or polyurethane
Etc. all kinds of elastic caoutchoucs.
On the other hand, the present invention also provides the preparation method of above-mentioned high resiliency electrical heating fiber, first, to spiral-like yarns
Carry out the spiral-like yarns that the painting of conductive material is loaded with conductive material coated with being formed；Secondly, using liquid elastomer polymer pair
The spiral-like yarns for being loaded with conductive material carry out permeating cladding and in-situ solidifying.
The present invention using liquid elastomer polymer to the spiral-like yarns for being loaded with conductive material carry out permeate cladding and
In-situ solidifying, elastomeric overmold layer can be formed, in spiral-like yarns in spiral-like yarns outer surface by simple method simultaneously
Lumen loading elasticity obturator and nonrigid connector is formed between the adjacent turns of spiral-like yarns, preparation method simply may be used
Lean on.
The painting method that spiral-like yarns are carried out with conductive material is liquid phase coating method, preferably Dipcoat method, and logical
Application frequency is crossed to regulate and control the resistance per unit length value of high resiliency electrical heating fiber.
After the coating of conductive material is carried out, it is post-processed to further enhance conductive material layer to helical form yarn
The bond strength and electric conductivity of line, as carried out hydrogen gas plasma processing after coating metal nanometer line, coat metal nano
Made annealing treatment after grain.
Another further aspect, the present invention also provide a kind of electrical heating fabric, and it is fine that it contains any one above-mentioned high resiliency electrical heating
Dimension.
The electrical heating fabric can be wearable electrical heating object.
In the present invention, the wearable electrical heating object is to add the electricity formed by the high resiliency electrical heating fibrage
Heating fabric, which with wearable article assemble, to be integrated and obtains；Or the high resiliency electrical heating fibrage is entered into wearable article
In and obtain.
Brief description of the drawings
Fig. 1 is the S type helical form polyester fiber yarns SEM figures used in embodiment 1-3；
Fig. 2 is the SEM figures that copper nano-wire is impregnated in embodiment 5 and carries out the yarn helix after hydrogen gas plasma processing；
Fig. 3 is the SEM figures of the high resiliency electrical heating fiber in embodiment 2；
Fig. 4 a are the pictorial diagram of high resiliency electrical heating fiber in embodiment 5；
Fig. 4 b are the resistance per unit length of high resiliency electrical heating fiber in embodiment 5 with the changing rule of dip coated number；
Fig. 5 is (d) after (c), stretching after (b), distortion after electrical heating fiber resulting in embodiment 5 after powered up (a), bending
Infrared photograph figure；
Fig. 6 is electrical heating fabric pictorial diagram resulting in embodiment 6；
Fig. 7 is before and after the pictorial diagram (a) of the wearable electrical heating knee-pad of intelligence resulting in embodiment 7, and energization (b, c)
Infrared photograph figure；
Fig. 8 is before and after the pictorial diagram (a) of the wearable electrical heating overcoat of intelligence resulting in embodiment 8, and energization (b, c)
Infrared photograph figure；
Fig. 9 is the composition figure and operating diagram of the wearable electric heating system of intelligence of an example in the present invention, includes electricity
Heat fabric, all kinds of clothings or other wearable articles；Microcontroller chip and intelligent terminal；
Figure 10 is the structured flowchart of the wearable electric heating system of intelligence of an example in the present invention；
Figure 11 is the structured flowchart of the wearable electric heating system of intelligence for the concrete structure for showing control unit；
Figure 12 is the structured flowchart of the terminal device of the wearable electric heating system of intelligence.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and following embodiments, it should be appreciated that accompanying drawing and following embodiments
The present invention is merely to illustrate, is not intended to limit the present invention.
The high resiliency electrical heating fiber of the present invention, including be loaded with the spiral-like yarns of conductive material and wrapped by infiltration
It is wrapped in the elastic support that the elastomeric polymer of inside spiral-like yarns and outer surface is formed.
The spiral-like yarns can be single fabric long fibre or the more fabric long fibres in sub-thread, with " S " type or " Z "
Type spiral winding, but not limited to this.The long fibre for forming spiral-like yarns includes but is not limited to all kinds of artificial or natural fiber, such as
Terylene, polyamide fibre, acrylic fibers, spandex and cotton fiber etc..The screw diameter of spiral-like yarns is adjustable between 50~1000um, is preferably
It is adjustable between 300~600um.By make screw diameter between 50~1000um it is adjustable, can not excessively increase high resiliency
The diameter of electrical heating fiber, while remain to maintenance under various modifications and be carried on the conductive material layer on spiral-like yarns surface just
Often heating.It is adjustable between 5~100um to form the long stapled diameter of yarn, it is adjustable preferably between 5~20um, according to leading
The physical dimension of electric material can adjust fibre diameter so as to optimize adsorption effect.Spiral-like yarns are preferably to leave the shape in gap
Formula forms spiral so that elastomeric polymer it is readily permeable enter it is internal and in the formation nonrigid connector of adjacent turns.
It can be generated heat after powered up as long as being carried on the conductive material on spiral-like yarns surface, including but not limited to metal
Nano particle, metal nanometer line, metal nano plate, conducting polymer, it is preferable that these conductive materials are loaded in the form of coating
Formation conductive layer on spiral-like yarns surface.The material bag of metal nanoparticle, metal nanometer line, and/or metal nano plate
Include but be not limited to silver, copper, gold etc..The particle diameter of metal nanoparticle can be 5~100nm.The minor axis length of metal nanometer line can be 5
~100nm, long axis length can be 50~100000nm.The piece footpath of metal nano plate can be 10~100nm, and BET specific surface area can
For:0.1~3m2/g.Conducting polymer includes but is not limited to polyaniline, PEDOT:PSS (poly- (3,4- Ethylenedioxy Thiophenes)-
Poly- (styrene sulfonic acid)), polypyrrole etc..By adjusting the species and load capacity of conductive material, high resiliency electrical heating can be regulated and controled
The resistance per unit length value of fiber, and then adjust its heating property.For example, the unit of high resiliency electrical heating fiber is grown in the present invention
It is adjustable between 0.1~1000 Ω/cm to spend resistance.
Elastomeric polymer is not only filled in (spiral inner chamber, and between adjacent turns) and complete inside spiral-like yarns
Spiral-like yarns are coated, so as to form spiral inner chamber elasticity obturator, adjacent turns nonrigid connector and elastic outsourcing respectively
Layer is included, 360 degree of resilient support is provided to spiral-like yarns, so as to can be reliably under the deformation conditions such as stretching, bending, distortion
Ground maintains helicoidal structure and replys prototype when removing external force.May be used also moreover, spiral-like yarns are provided with 360 degree of cladding
Therebetween conductive material rivet firmly can be overcome into absorption affinity between yarn and conductive material on spiral-like yarns
The problem of weak.In addition, the elastomeric polymer is preferably to insulate, so that insulating properties is presented in conductive fiber outer surface.The flexible polymer
Thing includes but is not limited to all kinds of elastic caoutchoucs such as dimethyl silicone polymer, polyurethane.Using different elastomeric polymers, electrical heating
The elastic limit of fiber is adjustable between 100%-200%.The thickness of elastomeric polymer clad can be 0.1~1mm.Helical form
Yarn and the cladding support of 360 degree of elastomeric polymer allow the electrical heating fiber of the present invention in stretching, bending, distortion etc.
Stable electrical heating performance is remained in that under deformation condition.
In the present invention, the elasticity and heating property of electrical heating fiber can be easily adjusted (such as such as by various parameters
It is upper described to be led by adjusting the structure of spiral-like yarns and/or the species of elastomeric polymer come regulation elasticity by regulation
The thickness of material layer adjusts electrical heating performance), therefore can easily meet different elasticity and/or heating property demand
(such as can apply to human body different parts).
Hereinafter, the preparation method of the high resiliency electrical heating fiber of the present invention is exemplarily illustrated.
First, spiral-like yarns are carried out with the coating of conductive material.Spiral-like yarns can pass through textile machinery winding side
Method is formed.Also can be by commercially available.The example S type helical form polyurethane fiber yarns SEM figures that the present invention uses can be found in figure
1.Spiral-like yarns are carried out with the painting method of conductive material can use the liquid phase coating methods such as dip coated, drop coating.That is, will lead
The dispersion liquid of electric material is coated on spiral-like yarns.In dispersion liquid, metal nanometer line dispersion liquid and/or metal nanoparticle
The concentration of dispersion liquid can be 0.1~20mg/mL, preferably 1~20mg/mL, the concentration of conducting polymer dispersion liquid can be 0.1~
20mg/mL.The solvent of dispersion liquid can be ethanol, toluene, water etc..The load capacity of conductive material can be controlled by application frequency
So as to regulate and control the resistance per unit length value of high resiliency electrical heating fiber.In addition, it should be understood that the preparation method of conductive material layer is unlimited
In above-mentioned liquid phase rubbing method, Vacuum Coating method etc. can also be used.Also, it is to be understood that conductive material uniform load/be dispersed in
On spiral-like yarns, complete layer structure need not necessarily create.
After the coating of conductive material is carried out, it can be post-processed to further enhance conductive layer to helical form yarn
The bond strength and electric conductivity of line, as carried out hydrogen gas plasma processing after coating metal nanometer line, coat metal nano
Made annealing treatment etc. after grain.However, it should be understood that post-processing not necessarily, also liquid can be placed directly within without the post processing
Elastomeric polymer carries out infiltration cladding.
Then, the spiral-like yarns coated with conductive material layer are carried out with the infiltration cladding and original of liquid elastomer polymer
Position solidification.In one example, the spiral-like yarns for being coated with conductive material layer are soaked in liquid elastomer polymer one section
Time (such as 1~3 minute), so that liquid elastomer polymer penetration is inside spiral-like yarns and is coated on outside spiral-like yarns
Surface.Then, the liquid elastomer polymer in situ solidification that infiltration coats is made.The polymerizing condition of liquid elastomer polymer can be：
At 40~150 DEG C of temperature, polymerase 10 .5~10h.The electric conductivity of elastic conductive fiber can carry out table by resistance per unit length
Sign.
The present invention also provides the application of above-mentioned high resiliency electrical heating fiber, that is, provides a kind of electrical heating fabric.Electrical heating is knitted
Thing contains above-mentioned high resiliency electrical heating fiber, both can be directly to be woven and obtained according to various weaving manners by electrical heating fiber
Enter the electrical heating clothing that is obtained in clothing and other wearable articles to or by electrical heating fibrage or other can
Dress electrical heating object, such as knee-pad, elbow support, gloves, infant coat.That is, wearable electrical heating object provided by the invention can
To be that the electrical heating fabric formed by high resiliency electrical heating fibrage and wearable article carried out into assembling is integrated and obtain, such as
The electrical heating fabric that highly elastic fiber is formed is fixed on by way of fitting on the inside of knee-pad, clothes etc. or by height
Elastic electrical heating fibrage enters in wearable article and obtained, such as is incorporated into one in fingerstall in gloves or more high resiliency are led
Electric fiber.
The present invention also provides a kind of intelligence wearable electrical heating textile system.Fig. 9 is the intelligence of an example in the present invention
The composition figure and operating diagram of wearable electric heating system, Figure 10 show the structural frames of the wearable electrical heating textile system
Figure.As shown in Fig. 9,10, the wearable electrical heating textile system 1 includes：Wearable electrical heating object 11；With wearable electrical heating
Object 11 is connected to adjust the control unit 12 of its temperature；Communicated with control unit 12 to send temperature adjustment instructions to it
Terminal device 13.
Wherein, the high resiliency electrical heating fiber containing the present invention in wearable electrical heating object 11, such as can be as above
It is integrated that the electrical heating fabric that high resiliency electrical heating fibrage by the present invention is formed and wearable article carry out assembling
And obtain or the high resiliency electrical heating fibrage of the present invention is entered in wearable article and obtained.Wearable electrical heating thing
Part 11 can be wearable electrical heating clothing or other wearable articles such as knee-pad, elbow support.Wearable electrical heating object 11 can
To be worn on human body, animal body etc..
Figure 11 shows the structure of control unit 12.As shown in figure 11, it may include power supply 121 in control unit 12, with setting
Two terminals being placed on wearable electrical heating object 11 are connected by wire to be powered to wearable electrical heating object 11.It can wear
The high resiliency electrical heating fiber that electrical heating object 11 contains the present invention in desired position is worn, it is imitated using joule after powered up
Efficient heat generation is answered, so as to provide warming or thermotherapy etc. to the position being in contact with it.
Control unit 12 also has the temperature sensor 122 for the temperature for being used to detect wearable electrical heating object 11, regulation
Unit 123 and the communicator 124 to be communicated with terminal device 13.The wearable electrical heating object that temperature sensor 122 detects
11 temperature signal is sent to terminal device 13 via communicator 124.As communicator 124, preferably wireless device, bag
Include but be not limited to blue-tooth device, infrared facility etc..As shown in figure 12, have on terminal device 13 (such as mobile phone, tablet personal computer etc.)
There is temperature setting portion 131.User (such as can open or close heating and setting is specific by operation temperature configuration part 131
Heating-up temperature), temperature adjustment instructions are sent to control unit 12 with this.Can also have temperature information display part on terminal device 13
132.Temperature information display part 132 shows the temperature information from control unit 12.User can be according to temperature information display part
The temperature information of 132 displays or the temperature itself perceived operate to temperature setting portion 132.Control unit 12 is by communication
Device 124 receives the temperature adjustment instructions, and adjustment unit 123 is according to the temperature adjustment instructions that this is received by wearable electrical heating
The temperature that the temperature adjustment of object 11 is set to user.Specifically, adjustment unit 123 is connected with power supply 121, can control electricity
The switch in source and the delivery of power supply, so as to control the heating of wearable electrical heating object 11.Thus, on terminal device 13
On the one hand the temperature change of wearing position can be monitored, on the other hand can carry out temperature adjusting to electrical heating fabric.Terminal is set
There can also be electric quantity of power supply remaining information display part 133 on standby 13, to show the electricity of the power supply sent by control unit 12
Information；Furthermore it is also possible to there is communication connection identity 134, to be confirmed whether to be in communications status with control unit 12.Above-mentioned control
Unit 12 processed can use microcontroller chip.Said temperature configuration part 131, the remaining letter of the electric quantity of power supply of temperature information display part 132
Breath display part 133 etc. can be integrated on the temperature monitoring and control software of terminal device 13, and is shown on software interface.
The wearable electrical heating textile system of intelligence of the present invention can carry out intelligent heating control to wearable electrical heating object
System, and remain in that stable electrical heating performance under the deformation conditions such as stretching, bending, distortion.
Embodiment is enumerated further below to describe the present invention in detail.It will similarly be understood that following examples are served only for this
Invention is further described, it is impossible to is interpreted as limiting the scope of the invention, those skilled in the art is according to this hair
Some nonessential modifications and adaptations that bright the above is made belong to protection scope of the present invention.Following examples are specific
Technological parameter etc. is also only an example in OK range, i.e. those skilled in the art can be done properly by this paper explanation
In the range of select, and do not really want to be defined in the concrete numerical value of hereafter example.
Embodiment 1
By S type helical forms polyester fiber (as shown in figure 1, screw diameter is 700um, fibre diameter 20um) in nano silver colloid
(diameter:20-80nm, concentration：0.1mg/mL, solvent：Water) dip coated 5 times in dispersion liquid, then made annealing treatment (100
DEG C, 0.5h), permeated and coated in liquid PDMS afterwards, finally solidified (80 DEG C, 3h), obtain high resiliency electricity
Heat fiber.It is 2 Ω/cm to measure its resistance per unit length by universal meter.
Embodiment 2
By S type helical form polyester fibers (as shown in Figure 1) in nano silver slice (piece footpath：~0.5um, BET:0.80-1.45m2/g)
Dip coated 5 times in water-soluble agent dispersing liquid, (120 DEG C, 1h) are then made annealing treatment, are permeated afterwards in liquid PDMS
And cladding, finally solidified (100 DEG C, 2h), obtain high resiliency electrical heating fiber.Its resistance per unit length is 3 Ω/cm.
Its SEM figures are as shown in Figure 3, it can be seen that the high resiliency electrical heating fiber is overall diametrically impartial linear.
Embodiment 3
Dip coated 5 times in nano silver wire alcohol dispersion liquid (5mg/mL) by S type helical form polyester fibers (as shown in Figure 1),
Then hydrogen gas plasma processing (100Pa, 100W, 10min) is carried out, is entered afterwards in fluid silicone rubber Ecoflex 00-30
Row infiltration and cladding, are finally solidified (100 DEG C, 0.5h), obtain high resiliency electrical heating fiber.Its resistance per unit length is
2.5Ω/cm。
Embodiment 4
By Z-type helical form nylon fiber (screw diameter 500um, fibre diameter 30um) in conducting polymer PEDOT:PSS
Middle dip coated 2 times, is then made annealing treatment (800 DEG C, 0.5h), is entered afterwards in fluid silicone rubber Ecoflex 00-50
Row infiltration and cladding, are finally solidified (80 DEG C, 0.5h), obtain high resiliency electrical heating fiber.Its resistance per unit length is
10Ω/cm。
Embodiment 5
By S type helical forms polyester fiber (screw diameter 400um, fibre diameter 10um) in copper nano-wire alcohol dispersion liquid
Dip coated 10 times in (10mg/mL), then carrying out hydrogen gas plasma (100Pa, 120W, 20min), (the SEM figures of product are such as
Shown in Fig. 2), permeated and coated in liquid Ecoflex 00-30 afterwards, finally solidified (100 DEG C, 0.1h),
Obtain high resiliency electrical heating fiber.Its resistance per unit length is 1.5 Ω/cm.Its pictorial diagram is as shown in fig. 4 a.Its unit length electricity
Resistance with dip coated number changing rule as shown in Figure 4 b.Fig. 5 shows the high resiliency electrical heating fiber (a), curved after powered up
After (b) after song, distortion after (c), stretching (d) infrared photograph figure, it can be seen that resulting electrical heating fiber is in various modifications
Under the conditions of, such as bend, distort, under stretching effect, electric heating function can be continued to.
Embodiment 6
High resiliency electrical heating fiber in embodiment 5 is woven in the way of 6 × 6 right-angled intersections, electrical heating is obtained and knits
Thing (as shown in Figure 6).
Embodiment 7
Electrical heating fabric in embodiment 6 is fixed on the inside of knee-pad using medical adhesive tape fitting, then with including power supply, temperature
Spend sensor, micro-control unit, the microcontroller chip of blue-tooth device to connect, by the intelligence for including temperature monitoring and control software
Energy mobile phone terminal carries out intelligent wireless control, obtains the wearable electrical heating knee-pad of intelligence.Intelligence obtained by Fig. 7 is shown can be worn
Wear the pictorial diagram (a) of electrical heating knee-pad, and before and after being powered (b, c) infrared photograph figure, it can be seen that electrical heating is protected after energization
Knee has carried out effective heating and uniform Temperature Distribution to knee location.
Embodiment 8
Electrical heating fabric in embodiment 6 is fixed on to the inner side of infant coat using medical adhesive tape fitting, then with including
Power supply, temperature sensor, micro-control unit, the microcontroller chip of blue-tooth device are connected, by including temperature monitoring and control
The intelligent mobile phone terminal of software carries out intelligent wireless control, obtains the wearable electrical heating overcoat of intelligence.Fig. 8 shows resulting
The infrared photograph figure of (b, c) before and after the intelligently pictorial diagram (a) of wearable electrical heating overcoat, and energization, it can be seen that electrical heating
The outer electrical heating fabric positions that are enclosed on have carried out effective heating and have shown uniform Temperature Distribution.
Industrial applicability：The high resiliency electrical heating fiber of the present invention can be woven into electrical heating fabric, and be worn with various
Wear object to be combined, obtain the wearable electrical heating clothing of various intelligence or other objects.The preparation method of the present invention is adapted to
In scale of mass production.
Claims (13)
1. a kind of high resiliency electrical heating fiber, it is characterised in that the high resiliency electrical heating fiber includes being loaded with conductive material
Spiral-like yarns and by permeating inside the spiral-like yarns and being wrapped in the elasticity of the spiral-like yarns outer surface
The elastic support that polymer is formed.
2. high resiliency electrical heating fiber according to claim 1, it is characterised in that the list of the high resiliency electrical heating fiber
Bit length resistance is adjustable between 0.1~1000 Ω/cm.
3. high resiliency electrical heating fiber according to claim 1 or 2, it is characterised in that the spiral-like yarns are single
Fabric long fibre or the more fabric long fibres in sub-thread, with " S " type or " Z " type spiral winding.
4. high resiliency electrical heating fiber according to any one of claim 1 to 3, it is characterised in that the helical form yarn
Line includes artificial and/or natural fiber, such as at least one of terylene, polyamide fibre, acrylic fibers, spandex and cotton fiber.
5. high resiliency electrical heating fiber according to any one of claim 1 to 4, it is characterised in that the helical form yarn
The screw diameter of line is adjustable between 50~1000um, and the diameter of the spiral-like yarns is adjustable between 5~100um.
6. high resiliency electrical heating fiber according to any one of claim 1 to 5, it is characterised in that the conductive material
For at least one of metal nanoparticle, metal nanometer line, metal nano plate and conducting polymer.
7. high resiliency electrical heating fiber according to any one of claim 1 to 6, it is characterised in that the flexible polymer
Thing is elastic caoutchouc, preferably dimethyl silicone polymer and/or polyurethane.
8. the preparation method of the high resiliency electrical heating fiber any one of a kind of claim 1-7, it is characterised in that described
Preparation method includes：
（1）The painting that spiral-like yarns are carried out with conductive material is loaded with the spiral-like yarns of conductive material coated with formation；
（2）The spiral-like yarns for being loaded with conductive material are carried out permeating cladding using liquid elastomer polymer and original position is solid
Change.
9. preparation method according to claim 8, it is characterised in that spiral-like yarns are carried out with the coating side of conductive material
Method is liquid phase coating method, preferably Dipcoat method, and is grown by application frequency to regulate and control the unit of high resiliency electrical heating fiber
Spend resistance value.
10. preparation method according to claim 8 or claim 9, it is characterised in that after the coating of conductive material is carried out, to it
Post-processed to further enhance bond strength and electric conductivity of the conductive material layer to spiral-like yarns, such as coat metal and receive
Hydrogen gas plasma processing is carried out after rice noodles, is made annealing treatment after coating metal nanoparticle.
11. a kind of electrical heating fabric, it is characterised in that fine containing the high resiliency electrical heating any one of claim 1 to 7
Dimension.
12. electrical heating fabric according to claim 11, it is characterised in that the electrical heating fabric is wearable electrical heating
Object.
13. electrical heating fabric according to claim 12, it is characterised in that the wearable electrical heating object is will be by institute
Stating electrical heating fabric that high resiliency electrical heating fibrage forms and wearable article, to carry out assembling integrated and obtain；Or by described in
High resiliency electrical heating fibrage enters in wearable article and obtained.
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| CN111334954A (en) * | 2020-02-26 | 2020-06-26 | 苏州大学 | Composite yarn and preparation method and application thereof |
| CN113924630A (en) * | 2019-04-03 | 2022-01-11 | 国立大学法人东京大学 | Electronic functional component and strain sensor |
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