CN110351906A - A kind of textile material with flexible electric heating function, preparation method and application - Google Patents
A kind of textile material with flexible electric heating function, preparation method and application Download PDFInfo
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- CN110351906A CN110351906A CN201910704708.8A CN201910704708A CN110351906A CN 110351906 A CN110351906 A CN 110351906A CN 201910704708 A CN201910704708 A CN 201910704708A CN 110351906 A CN110351906 A CN 110351906A
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- textile material
- electric heating
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- 239000000463 material Substances 0.000 title claims abstract description 133
- 239000004753 textile Substances 0.000 title claims abstract description 121
- 238000005485 electric heating Methods 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 229910001338 liquidmetal Inorganic materials 0.000 claims abstract description 77
- 238000010276 construction Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 39
- 230000008569 process Effects 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 14
- 238000009941 weaving Methods 0.000 claims description 5
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 2
- 239000006249 magnetic particle Substances 0.000 claims description 2
- 238000000059 patterning Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 28
- 238000007731 hot pressing Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 229910021389 graphene Inorganic materials 0.000 description 9
- 229920000742 Cotton Polymers 0.000 description 7
- 229920005573 silicon-containing polymer Polymers 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 206010037660 Pyrexia Diseases 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- -1 poly- polyethylene terephthalate Polymers 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
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- 238000000576 coating method Methods 0.000 description 3
- 239000004205 dimethyl polysiloxane Substances 0.000 description 3
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 description 3
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 3
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 3
- MEYZYGMYMLNUHJ-UHFFFAOYSA-N tunicamycin Natural products CC(C)CCCCCCCCCC=CC(=O)NC1C(O)C(O)C(CC(O)C2OC(C(O)C2O)N3C=CC(=O)NC3=O)OC1OC4OC(CO)C(O)C(O)C4NC(=O)C MEYZYGMYMLNUHJ-UHFFFAOYSA-N 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910001128 Sn alloy Inorganic materials 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920005839 ecoflex® Polymers 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 208000001034 Frostbite Diseases 0.000 description 1
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- 150000001336 alkenes Chemical class 0.000 description 1
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- 230000036760 body temperature Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- 230000008961 swelling Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
- H05B3/342—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
- H05B3/342—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles
- H05B3/345—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles knitted fabrics
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
- H05B3/36—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heating conductor embedded in insulating material
-
- 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
- B32B2255/00—Coating on the layer surface
- B32B2255/20—Inorganic coating
- B32B2255/205—Metallic coating
-
- 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
- B32B2307/206—Insulating
-
- 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
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/51—Elastic
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Surface Heating Bodies (AREA)
- Resistance Heating (AREA)
Abstract
The present invention provides a kind of textile material and preparation method thereof with flexible electric heating function.The textile material is in stepped construction, from bottom to top successively includes the first textile layer, the first flexible insulating layer, flexible heater layer, the second flexible insulating layer and the second textile layer；Flexible heater layer material is liquid metal, is electrically connected with one end of electrode, the other end of electrode connects to power supply.In energization, liquid metal generates heat, realize the electric heating function of textile material, and electrically heated stability can still be maintained when deformation occurs, therefore have a good application prospect in the environment of garment industry and other needs heat for the textile material wearing comfort.
Description
Technical field
The present invention relates to textile materials and flexible electronics technical field, have flexible electric heating more particularly, to one kind
The textile material preparation method of function and application.
Background technique
Preference temperature is a very important factor of human survival, and temperature is too low to be will lead to human body frostbite or even jeopardize
The life of people.In the cold winter of northern China, traditional heating method is to wear thick and heavy cotton dress to prevent dissipating for body heat
It loses, guarantees body temperature within the scope of normal temperature.But the volume of cotton dress and weight are all larger, wear cotton dress one side swelling
Swollen sense is stronger, and it is freely movable to be on the other hand not easy to.
With the development of the society, requirement of the people to clothes is gradually increased, beautiful and stylish, comfortable light clothes increasingly by
To welcome.It is general to add using in textile material or clothes internal layer setting heating wire or electrothermal tube etc. in order to increase warmth retention property
Thermal generates heat by power supply.But heating wire and electric heating pipe volume are larger, exist and are bonded with textile material with clothes
Not good enough, the not good enough problem of comfort after dress of property.Currently, appearance with graphene technologies, but the graphene material such as heats in the market
Material does not have flexibility, the cisco unity malfunction in the case where stretching, being bent iso-stress effect, especially at positions such as knee, ancons.
Therefore, it realizes that textile material has heating function, and comfortable and easy to wear, no foreign body sensation, while there is flexibility always
It is one of the research topic of technological staff.
Summary of the invention
For the state of the art in above-mentioned textile garment field, the present invention provides a kind of novel textile material, has electric heating
Function, while electric heating function, and comfortable and easy to wear, no foreign body sensation can still be maintained under the conditions ofs stretching, bending etc..
Technical solution provided by the invention are as follows: a kind of textile material with flexible electric heating function is in stepped construction, from
It successively include the first textile layer, the first flexible insulating layer, flexible heater layer, the second flexible insulating layer, Yi Ji on down
Two textile layers；The flexible heater layer material is liquid metal；
The flexible heater layer is electrically connected with one end of electrode, and the other end of the electrode connects to power supply.
In the present invention, the performance for the deformations such as flexibility refers to no external force or can bend, stretch under external force；
Elasticity is flexible one kind, refers to the deformation such as can bend, stretch under external force, and has one when external force is removed
Determine the performance of shape-recovery capabilities.
Preferably, the flexible heater thickness degree is less than 500um, preferably smaller than 100um, even less than 10um.
The liquid metal refers to the conductive metal material being in a liquid state at room temperature, has flexibility, can occur to stretch, be bent
Equal deformation.The liquid metal includes but is not limited to that mercury, gallium-indium alloy, gallium-indium-tin alloy and transition metal, solid-state are nonmetallic
Gallium-indium alloy, gallium-indium-tin alloy of one or more doping of element etc..
Preferably, liquid metal is in certain patterning in the first flexible insulation layer surface.The pattern is unlimited, including
One of straight line, sinusoidal line, wave, sawtooth wave, triangular wave, ellipse, annular, coil shape, heart etc. and two or more
Side by side, the pattern of the compositions such as intersection, stacking.
First textile layer is by one of cotton, fiber crops, hair, silk, woollen goods, fiber and other material or several shapes
At fabric, have flexibility.Preferably, first textile layer has elasticity.Preferably, the first textile layer
With a thickness of 0.25-1.0mm.
Second textile layer is by one of cotton, fiber crops, hair, silk, woollen goods, fiber and other material or several shapes
At fabric, have flexibility.Preferably, first textile layer has elasticity.Preferably, the second textile layer
With a thickness of 0.25-1.0mm.
The first flexible insulation layer material is unlimited, including flexible high molecular material etc..As further preferred, described
One flexible insulating layer use with the first textile layer have good cementitiousness flexible material, such as TPE, TPU, TPV,
SBS, SEBS, silica gel, dimethyl silicone polymer (PDMS), poly- polyethylene terephthalate, polyvinyl alcohol, polyvinyl formal, gather
One of materials such as ethylene, rubber, POE, Ecoflex or a variety of combinations.As further preferred, described first it is flexible absolutely
Edge layer material has elasticity.Preferably, first flexible insulating layer with a thickness of 0.05-0.50mm.
The second flexible insulation layer material is unlimited, including flexible high molecular material etc..As further preferred, described
Two flexible insulating layers use with the second textile layer have good cementitiousness flexible material, such as TPE, TPU, TPV,
SBS, SEBS, silica gel, dimethyl silicone polymer (PDMS), poly- polyethylene terephthalate, polyvinyl alcohol, polyvinyl formal, gather
One of materials such as ethylene, rubber, POE, Ecoflex or a variety of combinations.As further preferred, described second it is flexible absolutely
Edge layer material has elasticity.Preferably, first flexible insulating layer with a thickness of 0.05-0.50mm.
Preferably, the carbon-based materials such as doped carbon, graphene in the first flexible insulation layer material, flexible exhausted meeting
Other than edge, heat energy can also be converted to far infrared, realize Far-infrared Heating function.
Preferably, the carbon-based materials such as doped carbon, graphene in the second flexible insulation layer material, flexible exhausted meeting
Other than edge, heat energy can also be converted to far infrared, realize Far-infrared Heating function.
Preferably, the first heat-conducting layer is arranged between first textile layer and the first flexible insulating layer, for mentioning
High thermal conduction effect, Heat Conduction Material include but is not limited to liquid metal etc..
Preferably, the second heat-conducting layer is arranged between second textile layer and the second flexible insulating layer, for mentioning
High thermal conduction effect, Heat Conduction Material include but is not limited to liquid metal etc..
Preferably, doped magnetic particle in the liquid metal, that is, the flexible heater layer can also pass through alternation magnetic
Heating function is realized in field, so that the heating function of flexible heater layer also may be implemented under non-electrical heating work mode.
The present invention also provides a kind of preparation methods of textile material with flexible electric heating function, are included in the first weaving
The treatment process A of material surface, with the treatment process B in the second textile material layer surface；
Process A: the first flexible insulating layer is prepared in the first textile material layer surface；It is prepared in the first flexible insulation layer surface
Flexible heater layer；Liquid metal in the flexible heater layer is electrically connected with electrode one end, obtains composite layer A；
Process B: the second flexible insulating layer is prepared in the second textile material layer surface, obtains composite layer B；
Then, connection composite layer A and composite layer B, makes the second flexible insulating layer be located at flexible heater layer surface.
In the process A, preferably, preparing the first flexible insulation in the first textile material layer surface using hot-press method
Layer.
In the process A, preferably, template is placed on the first flexible insulation layer surface, is passed through using openworking template
The methods of casting, coating, printing or hot pressing are filled in liquid metal in the hollow out of template, obtain liquid-metal layer, then
Remove removing template.Wherein, the template is used to form liquid-metal layer, and liquid metal side is played in liquid-metal layer preparation process
The effect for defining position can directly remove the mold after liquid-metal layer is formed.When liquid-metal layer is in certain pattern,
The template is used to form patterned liquid-metal layer, and liquid metal pattern boundaries are played in liquid-metal layer preparation process
The effect of positioning can directly remove the mold after patterned liquid-metal layer is formed.It therefore, can be with using this method
The lesser liquid-metal layer of three-dimensional dimension is obtained, can especially obtain thickness and the lesser liquid-metal layer of width, thickness reaches
To hundred micron dimensions, preferably smaller than 500um, more preferably less than 100um, it might even be possible to be less than 10um.
In the process B, preferably, preferably, using hot-press method in the second textile material layer surface preparation the
Two flexible insulating layers.
In the process B, preferably, template is placed on the second flexible insulation layer surface, is passed through using openworking template
The methods of casting, coating, printing or hot pressing are filled in liquid metal in the hollow out of template, obtain liquid-metal layer, then
Remove removing template.Wherein, the template is used to form liquid-metal layer, and liquid metal side is played in liquid-metal layer preparation process
The effect for defining position can directly remove the mold after liquid-metal layer is formed.When liquid-metal layer is in certain pattern,
The template is used to form patterned liquid-metal layer, and liquid metal pattern boundaries are played in liquid-metal layer preparation process
The effect of positioning can directly remove the mold after patterned liquid-metal layer is formed.It therefore, can be with using this method
The lesser liquid-metal layer of three-dimensional dimension is obtained, can especially obtain thickness and the lesser liquid-metal layer of width, thickness reaches
To hundred micron dimensions, preferably smaller than 500um, more preferably less than 100um, it might even be possible to be less than 10um.
The method for connecting composite layer A and composite layer is unlimited, preferably, together using thermo-compression bonding.
Compared with prior art, the present invention has following technical effect that
(1) present invention combines liquid metal with textile material matrix, and in energization, liquid metal generates heat, thus
Realize the electric heating function of textile material；Also, since liquid metal has flexibility, can occur the deformation such as to stretch, be bent, no
Only make the textile material wearing comfort, it is good with wearing body stickiness, wearing each position of body can be heated, and when wearing
Electrically heated stability can still be maintained when becoming in the bodily form.Especially when first textile layer, the second textile layer,
When first flexible insulating layer, the second flexible insulating layer all have elasticity, which has elasticity, and wearing comfort is more preferably
And stabilization can still be maintained in electric heating performance when deformation occurs.
Therefore, which has good application in fields such as garment industries, such as function clothes, intelligent clothing
Prospect, can be realized wearing comfort, good with body fit, and can be to parts of body, including easily occur to stretch, bending
Joint portion, centrum portion etc. heated；Meanwhile the textile material can also be used in other environment for needing to heat, such as mirror surface
Defrosting, medical heating rehabilitation device etc., due to having flexibility to can satisfy the needs of different size and shape mirror surfaces, and satisfaction
Needs of different shapes to rehabilitation position.
(2) in the present invention, liquid-metal layer thickness can reach hundred micron dimensions, preferably smaller than 500um, more preferably less than
100um, even less than 10um, so as to further increase the wearable property and comfort of textile fabric matrix, and when weaving
Object matrix substantially reduces when the external forces such as being folded, rubbed, squeezed in practical applications since liquid-metal layer is ultra-thin
The influence being subjected to, to be conducive to improve its heating properties stability.
(3) present invention is using the method that successively prepares, in the first textile sheet material wheat flour for the first insulating layer, then the
One surface of insulating layer prepares liquid-metal layer；In the second textile sheet material wheat flour for second insulating layer；Then, by second insulating layer
It is connected to liquid metal layer surface, there is the advantages of simple and easy to control, high yield rate.
(4) present invention preferably employs molds to prepare liquid-metal layer, since mould action difference is covered in the prior art
Diaphragm plate, on the one hand can obtain the lesser liquid-metal layer mold of three-dimensional dimension, on the other hand filling liquid metal in a mold
After can remove mold materials convenient and simplely, so as to easily obtain the lesser liquid-metal layer of three-dimensional dimension, especially
It is that can easily obtain thickness and the lesser liquid-metal layer of width, thickness ultrathin can reach hundred micron dimensions, preferably small
In 500um, more preferably less than 100um, even less than 10um.
(5) implementation as a kind of optimization, the present invention prepare the first flexible insulating layer and the using hot pressing mode
Two flexible insulating layers can give full play to the material property of textile material, obtain high with textile material associativity, preparation is simple,
The flexible insulating layer of high yield rate；Then, liquid-metal layer is prepared using mold, obtains ultra-thin liquid metal；Finally, using
Hot-press method is bonded together the second flexible insulating layer positioned at the second textile layer with liquid-metal layer.Due to liquid gold
Belong to ultra-thin, the problems such as liquid metal is overflowed, deformed can be avoided the occurrence of in hot pressing, effectively so as to maintain liquid metal
Basic structure is unaffected, effectively increases the stability of liquid metal electric heating performance.It is experimentally confirmed that with prior art phase
Than, repeatability greatly improves when having the textile material of flexible electric heating function using this method preparation, and yield rate effectively improves,
Cost is greatly lowered, and electric heating performance is stablized.
Detailed description of the invention
Below in conjunction with attached drawing, present invention is further described in detail with embodiment, it should be pointed out that reality as described below
Example is applied to be intended to convenient for the understanding of the present invention, without playing it any restriction effect.
Fig. 1 is the structural schematic diagram for the textile material that the present invention has flexible electric heating function；
Fig. 2 is the preparation process schematic diagram for the textile material that the present invention has flexible electric heating function；
Fig. 3 is the heating effect of textile material in a stretched state with flexible electric heating function in the embodiment of the present invention 1
Fruit figure.
Specific embodiment
Below with reference to embodiment, present invention is further described in detail with attached drawing, it should be pointed out that reality as described below
It applies example to be intended to convenient for the understanding of the present invention, and does not play any restriction effect to it.
Appended drawing reference in Fig. 1 are as follows: the first textile layer 1, the first flexible insulating layer 2, flexible heater layer 3, second are soft
Property insulating layer 4, the second textile layer 5, electrode 6, power supply 7.
Embodiment 1:
As shown in Figure 1, the textile material with elastic electric heating function is in stepped construction, it is successively the first spinning from bottom to top
Knit material layer 1, the first flexible insulating layer 2, flexible heater layer 3, the second flexible insulating layer 4 and the second textile layer 5.It is soft
Property heating layer 3 is electrically connected with one end of electrode 6, and the other end of the electrode 6 is connect with power supply 7.
The flexible heater layer material is Liquid metal Ga InSn.
The flexible heater layer is electrically connected with one end of copper electrode, and the other end of the copper electrode is connect with voltage source.
First textile layer 1 is elastic cotton, is 0.5mm in the present embodiment with a thickness of 0.25-1.0mm.
First textile layer 5 is elastic cotton, is 0.5mm in the present embodiment with a thickness of 0.25-1.0mm.
First flexible insulating layer 2 is made of dimethyl silicone polymer, with a thickness of 0.05-0.50mm, is in the present embodiment
0.10mm。
Second flexible insulating layer 4 is made of dimethyl silicone polymer, with a thickness of 0.05-0.50mm, is in the present embodiment
0.10mm。
Flexible heater layer 3 is liquid metal composition, with a thickness of 0.10mm.
As shown in Fig. 2, there is the preparation method of the textile material of elastic electric heating function to be included in the first textile material for this
The treatment process A of layer surface, and in the treatment process B of the second textile material layer surface, it is specific as follows；
Process A:
(1) the first textile material is cut into required size and specification；Then, it tiles one layer on the first textile material surface
First flexible insulation tunic carries out hot pressing using hot press, and hot pressing temperature is 150 DEG C, hot pressing time 30s, by the first flexibility
Insulating layer film fits to the first textile material surface；
(2) it is placed in beaker after tri- kinds of metals of Ga, In and Sn being weighed according to special ratios, is heated slowly to 200 DEG C simultaneously
It is stirred, obtains uniform and stable liquid metal alloy solution；Openworking template is placed on PDMS membrane surface, it will
Liquid metal alloy solution is filled in a template, is then removed removing template, is obtained the flexible heater layer of wavy pattern；
(3) both ends of the flexible heater layer made from step (2) are bonded thin copper plate electrode, to guarantee that mechanical performance contact is good
It is good, coating viscoloid bonding liquid metal and copper sheet.
Process B:
Second textile material is cut into required size and specification；Then, in one strata of the second textile material surface tiling
Dimethyl siloxane film carries out hot pressing using hot press, and hot pressing temperature is 150 DEG C, hot pressing time 30s, by poly dimethyl silicon
Siloxane film fits to the first textile material surface.
Then, the composite layer A obtained after journey A processing is connected through to glue with the composite layer B hot pressing obtained after process B processing
Knot makes the second flexible insulating layer with being bonded in flexible heater layer surface.
Select common voltage for 5V, power is the voltage source of 12W, opens the control switch of voltage source, flexible heater layer
It is powered, liquid metal fever is increased through heat transfer textile material temperature obtained above.In energization, to the weaving material
Material is stretched, and textile material temperature under tensional state is tested, when test temperature shows that elongation strain reaches 50%, textile material
Heating temperature still maintain stable, as shown in Figure 3.
Embodiment 2:
In the present embodiment, have the structure of the textile material of elastic electric heating function substantially the same manner as Example 1, institute is different
Be flexible heater layer material be doped graphene Liquid metal Ga InSn.
In the present embodiment, have the preparation method of the textile material of elastic electric heating function substantially the same manner as Example 1, institute
The difference is that heating graphene in process A in liquid metal alloy solution preparation process, obtaining uniform and stable doping stone
The liquid metal alloy solution of black alkene, in a template by the liquid metal alloy solution filling of the doped graphene.
In the present embodiment, select common voltage for 5V, power is the voltage source of 12W, the control switch of voltage source is opened,
Flexible heater layer is powered, and liquid metal fever is increased through heat transfer textile material temperature obtained above.Also, the present embodiment
In textile material also have the function of Far-infrared Heating.
In energization, which is stretched, tests textile material temperature under tensional state, test temperature
When being shown in elongation strain up to 50%, the heating temperature kept stable of the textile material.
Embodiment 3:
In the present embodiment, have the structure of the textile material of elastic electric heating function substantially the same manner as Example 1, institute is different
Be the first flexible insulating layer be doped graphene dimethyl silicone polymer, with a thickness of 0.20mm.
In the present embodiment, have the preparation method of the textile material of elastic electric heating function substantially the same manner as Example 1, institute
The difference is that the first flexible insulation layer material is the dimethyl silicone polymer of doped graphene in process A, with a thickness of
0.20mm。
In the present embodiment, select common voltage for 5V, power is the voltage source of 12W, the control switch of voltage source is opened,
Flexible heater layer is powered, and liquid metal fever is increased through heat transfer textile material temperature obtained above.Also, the present embodiment
In the first flexible insulating layer have the function of Far-infrared Heating.
In energization, which is stretched, tests textile material temperature under tensional state, test temperature
When being shown in elongation strain up to 50%, the heating temperature kept stable of the textile material.
Embodiment 4:
In the present embodiment, have the structure of the textile material of elastic electric heating function substantially the same manner as Example 1, institute is different
Be that the first thermal conductive material layer is set between the first textile layer and the first flexible insulating layer, with improve heat transmission effect
Fruit.First Heat Conduction Material selects Liquid metal Ga InSn, with a thickness of 0.2-0.3 millimeters of thickness control.
In the present embodiment, have the preparation method of the textile material of elastic electric heating function substantially the same manner as Example 1, institute
Unlike: the step (1) in process A is as follows:
(1) the first textile material is cut into required size and specification；In one layer of liquid of the first textile material surface tiling
Metal GaInSn utilizes hot press to carry out hot pressing, hot pressing temperature then in liquid metal surface the first flexible insulation tunic of tiling
It is 150 DEG C, hot pressing time 30s, the first flexible insulation tunic is fitted into the first textile material surface；
In the present embodiment, select common voltage for 5V, power is the voltage source of 12W, the control switch of voltage source is opened,
Flexible heater layer is powered, and liquid metal fever is increased through heat transfer textile material temperature obtained above.In energization,
The textile material is stretched, textile material temperature under tensional state is tested, test temperature is shown in elongation strain up to 50%
When, the heating temperature kept stable of the textile material.
Embodiment 5:
In the present embodiment, have the structure of the textile material of elastic electric heating function substantially the same manner as Example 1, institute is different
Be flexible heater layer with a thickness of 0.05 millimeter.
Technical solution of the present invention is described in detail in embodiment described above, it should be understood that the above is only
For specific embodiments of the present invention, it is not intended to restrict the invention, all any modifications made in spirit of the invention,
Supplement or similar fashion substitution etc., should all be included in the protection scope of the present invention.
Claims (19)
- It from bottom to top successively include the it is characterized in that: be in stepped construction 1. a kind of textile material with flexible electric heating function One textile layer, the first flexible insulating layer, flexible heater layer, the second flexible insulating layer and the second textile layer；It is described Flexible heater layer material is liquid metal；The flexible heater layer is electrically connected with one end of electrode, and the other end of the electrode connects to power supply.
- 2. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: the flexible heater thickness Degree is less than 500um, preferably smaller than 100um, even less than 10um.
- 3. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: the liquid metal is the One flexible insulation layer surface is in certain patterning.
- 4. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: first textile material Layer has elasticity；Preferably, the first textile layer is with a thickness of 0.25-1.0mm.
- 5. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: second textile material Layer has elasticity；Preferably, the second textile layer is with a thickness of 0.25-1.0mm.
- 6. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: first flexible insulation Layer material has elasticity；Preferably, first flexible insulating layer with a thickness of 0.05-0.50mm.
- 7. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: second flexible insulation Layer material has elasticity；Preferably, second flexible insulating layer with a thickness of 0.05-0.50mm.
- 8. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: first flexible insulation Carbon-based material is adulterated in layer material.
- 9. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: second flexible insulation Carbon-based material is adulterated in layer material.
- 10. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: the first weaving material First heat-conducting layer is set between the bed of material and the first flexible insulating layer；Preferably, the first thermally conductive layer material includes liquid metal.
- 11. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: the second weaving material First heat-conducting layer is set between the bed of material and the second flexible insulating layer；Preferably, the second thermally conductive layer material includes liquid metal.
- 12. the textile material with flexible electric heating function as described in claim 1, it is characterized in that: in the liquid metal Doped magnetic particle.
- 13. the preparation of the textile material with flexible electric heating function as described in any claim in claim 1 to 12 Method, it is characterized in that: include the treatment process A in the first textile material layer surface, and at the place of the second textile material layer surface Reason process B；Process A: the first flexible insulating layer is prepared in the first textile material layer surface；It is prepared in the first flexible insulation layer surface flexible Heating layer；Liquid metal in the flexible heater layer is electrically connected with electrode one end, obtains composite layer A；Process B: the second flexible insulating layer is prepared in the second textile material layer surface, obtains composite layer B；Then, connection composite layer A and composite layer B, makes the second flexible insulating layer be located at flexible heater layer surface.
- 14. the preparation method of the textile material with flexible electric heating function as claimed in claim 13, it is characterized in that: described In process A, the first flexible insulating layer is prepared in the first textile material layer surface using hot-press method.
- 15. the preparation method of the textile material with flexible electric heating function as claimed in claim 13, it is characterized in that: described In process A, using openworking template, template is placed on the first flexible insulation layer surface, liquid metal is made to be filled in engraving for template In the air, liquid-metal layer is obtained, removing template is then removed.
- 16. the preparation method of the textile material with flexible electric heating function as claimed in claim 13, it is characterized in that: described In process B, the second flexible insulating layer is prepared in the second textile material layer surface using hot-press method.
- 17. the preparation method of the textile material with flexible electric heating function as claimed in claim 13, it is characterized in that: using Thermo-compression bonding method connects composite layer A and composite layer.
- 18. a kind of intelligent clothing, including there is flexible electric heating function as described in any claim in claim 1 to 12 Textile material.
- 19. a kind of heating device, including there is flexible electric heating function as described in any claim in claim 1 to 12 Textile material.
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| CN112055431A (en) * | 2020-09-14 | 2020-12-08 | 嘉兴丹亭新材料有限公司 | Silica gel cold-bonding process and silica gel heating sheet prepared by same |
| CN112172284A (en) * | 2020-09-23 | 2021-01-05 | 江西复萍科技有限公司 | Elastic heating cloth and preparation method thereof |
| CN112188657A (en) * | 2020-09-23 | 2021-01-05 | 江西复萍科技有限公司 | Elastic heating cloth and preparation method thereof |
| CN114496447A (en) * | 2020-10-26 | 2022-05-13 | 北京梦之墨科技有限公司 | Flexible radio frequency coil and preparation method thereof |
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