CN103820909A - Conductive yarn and production method thereof - Google Patents
Conductive yarn and production method thereof Download PDFInfo
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- CN103820909A CN103820909A CN201410053948.3A CN201410053948A CN103820909A CN 103820909 A CN103820909 A CN 103820909A CN 201410053948 A CN201410053948 A CN 201410053948A CN 103820909 A CN103820909 A CN 103820909A
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Abstract
The invention relates to a conductive yarn, made by wrapping a yarn with a metal nano-wire and carbon nanomaterial, and a production method thereof. The method includes: soaking a yarn in metal nano-wire solution and evaporating and drying, or repeating the step, to obtain the metal nano-wire wrapped conductive yarn; or soaking the metal nano-wire wrapped yarn in carbon nanomaterial solution and evaporating and drying, or repeating the step several times, to obtain the conductive yarn wrapped with the metal nano-wire and the carbon nanomaterial material; or soaking a yarn in metal nano-wire and carbon nanomaterial mixed solution and evaporating and drying, or repeating the step several times, to obtain the conductive yarn wrapped with the carbon nanomaterial and the metal nano-wire. The production method is very simple, easy for industrialized production and applicable to production of textile electronic devise, and has very promising application prospect.
Description
Technical field
The present invention relates to conductive yarn of coated metal nano wire and carbon nanomaterial on a kind of yarn and preparation method thereof.
Background technology
Along with scientific and technological development, following electronic product will, by can printing process realization flexible, portable and wearable, propose intelligentized requirement, i.e. intelligent textile to textiles.Intelligent textile is a landing point that is following electronic information industry, is also the developing direction in textile garment industry future and important point of economic increase.Wherein conductive yarn, at the base stock that is intelligent textile and interactive cloth, can be used for sensor connecting line, and power electrode and connecting line, radio circuit, electromagnetic shielding etc. have important purposes in fields such as industry, civilian and militaries.Outstanding conductive yarn need to have good electric conductivity and durability, particularly, under low humidity, also should have good rub resistance, resistance to flexing, resistance to oxidation and rotproofness.Traditional conductive yarn is normally made the non-conductive Filament-wound Machines such as the conductive fiber such as stainless steel metal fibre or carbon fiber and cotton thread, terylene.For example: Baoding Yimian Group Co., Ltd in 2007 by mix terylene, ramie, bamboo fibre, carbon fiber etc. prepared there is conduction, conductive fiber (publication number: CN101182662) that crease-resistant, sterilization etc. acts on; Ritsumeikan Trust in 2009; Okamoto Industries, Inc. is by the winding yarn with conducting function being wound on the thread heart yarn line of flexible yarn, and the thread clothes of this yarn can be for measuring biological information (publication number: CN101728005A); Chunjiang Light Textile Group Co., Ltd., Zhejiang in 2013 is by the yarn stainless steel fibre being prepared together with cotton fiber twisted to high conduction, and this yarn is extensive application (publication number: CN203096285U) aspect antistatic clothes; Although a difficult problem for skin captured stainless steel metal fibre " joint " and easily stabbed technically by these yarns, but metal fibre is still firmer with respect to cotton thread, these soft yarns of terylene, in addition, clothes can cause unavoidably fracture wiry in long-term folding process, thereby human body is caused to unnecessary injury, also have the problem in contact if these yarns are used as wire.
At present, a large amount of scientific research personnel is by plated metal nano material, polymer, CNT, Graphene etc. on the yarn such as cotton thread, terylene, prepare the yarn of better electric conductivity, and these yarns still keep good performance after washing in liquid detergent, in addition these yarns have good friction, resistance to performance of bending and stretching.For example: The Hong Kong Polytechnic University prepared the conductive yarn (Composite Structures, 2005,78,271-277) of 250 Ω/cm by deposition of carbon nanotubes on different yarns and PVA mixing suspension in 2005; Salung in 2011 is given oneself airs to learn and has successfully been prepared the conductive yarn (Journalofappliedpolymerscience, 2011,125,2239-2244) with sterilizing function by depositing silver nano particle on knitting wool; INI university in 2013 is by pick bovine serum albumin on nylon-6 yarn, and then deposition graphite oxide has finally been prepared the yarn (AdvancedMaterials, 2013,25,5701-5) that electrical conductivity is greater than 1000S/m.The present invention proposes a kind of applied widely, do not need yarn to carry out pre-treatment, by simple dipping and dry, directly metal nanometer line and carbon nanomaterial are wrapped on yarn and make conductive yarn and method thereof, prepared conductive yarn has excellent flexibility, ABRASION RESISTANCE and electric conductivity.
Summary of the invention
Technical problem: the object of this invention is to provide a kind of conductive yarn and preparation method thereof, this conductive yarn be a kind of on yarn the conductive yarn of coated metal nano wire and carbon nanomaterial,
Technical scheme: the present invention is achieved through the following technical solutions: a kind of conductive yarn of the present invention is coated metal nano wire on yarn, or metal nanometer line and carbon nanomaterial composite, makes conductive yarn.
Comprise cotton, terylene, nylon, polypropylene fibre, acrylic fibers, polyvinyl, spandex, flax, jute, combing wool, carded hair, lint, silk spinning silk, bamboo fibre or polyester cotton blending for the preparation of the yarn of conductive yarn.
Comprise gold, silver, copper, iron, nickel, cobalt, aluminium, zinc, magnesium, titanium, bismuth, chromium, manganese, tantalum, tungsten, molybdenum, platinum, rhodium, ruthenium, palladium, rhenium or iridium or their alloy nano-wire for the preparation of the metal nanometer line of conductive yarn.
Comprise Single Walled Carbon Nanotube, few-wall carbon nanotube, multi-walled carbon nano-tubes, graphene oxide, redox graphene, Graphene or graphite nano plate or their mixture for the preparation of the carbon nanomaterial of conductive yarn.
The preparation method of conductive yarn of the present invention is: yarn is impregnated in metal nanometer line solution, then by evaporation drying, and can repeat this operation, obtain the conductive yarn of metal nanometer line parcel.
The yarn of described metal nanometer line parcel is impregnated in carbon nanomaterial solution, then by evaporation drying, and repeatedly, obtain the conductive yarn that metal nanometer line and carbon nanomaterial wrap up successively.
Or yarn is impregnated in metal nanometer line and carbon nanomaterial mixture solution, then by evaporation drying, and repeat this operation, obtain the conductive yarn of metal nanometer line and carbon nanomaterial mixture parcel.
Beneficial effect: the method for preparing conductive yarn provided by the invention is simple, does not damage and spins, is easy to produce.
The resistance that the conduction of inventing spins is adjustable within the scope of 0.001-2000 Ω/cm.
The conduction of inventing spins and possesses the sterilization feature of nano silver wire, and the high heat conduction feature of graphene/carbon nanotube.
The conduction of inventing spins and can be used for the field such as intelligent textile and electromagnetic shielding.
The specific embodiment
The present invention relates to a kind of on yarn the conductive yarn and preparation method thereof of coated metal nano wire and carbon nanomaterial, yarn is impregnated in metal nanometer line solution, pass through again evaporation drying, and can repeat this operation, obtain the conductive yarn of metal nanometer line parcel.Or the yarn of metal nanometer line parcel is impregnated in carbon nanomaterial solution, then by evaporation drying, and can be repeatedly, obtain the conductive yarn that metal nanometer line and carbon nanomaterial wrap up successively.Or yarn is impregnated in metal nanometer line and carbon nanomaterial mixed solution, then by evaporation drying, and can be repeatedly, obtain the conductive yarn of carbon nanomaterial and the compound parcel of metal nanometer line.Yarn used includes but not limited to, cotton, terylene, nylon, polypropylene fibre, acrylic fibers, polyvinyl, spandex, flax, jute, combing wool, carded hair, lint, silk spinning silk, bamboo fibre and polyester cotton blended yarns; Metal nanometer line used includes but not limited to, gold, silver, copper, iron, nickel, cobalt, aluminium, zinc, magnesium, titanium, bismuth, chromium, manganese, tantalum, tungsten, molybdenum, platinum, rhodium, ruthenium, palladium, rhenium, iridium and alloy nano-wire thereof; Carbon nanomaterial used includes but not limited to, Single Walled Carbon Nanotube, few-wall carbon nanotube, multi-walled carbon nano-tubes, graphene oxide, redox graphene, Graphene, graphite nano plate and composition thereof.
Preparation method is as follows:
(1) choose one section of cotton, terylene, nylon, polypropylene fibre, acrylic fibers, polyvinyl, spandex, flax, jute, combing wool, carded hair, lint, silk spinning silk, bamboo fibre and polyester cotton blended yarns (length determines according to the demand of oneself) yarn, this line is not done to any processing.
(2) yarn of choosing is immersed in metal nanometer line solution, after taking-up, is drying or drying, and can be repeatedly, prepare spinning of metal nanometer line parcel.
(3) metal nanometer line solution comprises metal nanometer line, solvent, dispersant and binding agent.
(4) metal nanometer line includes but not limited to, gold, silver, copper, iron, nickel, cobalt, aluminium, zinc, magnesium, titanium, bismuth, chromium, manganese, tantalum, tungsten, molybdenum, platinum, rhodium, ruthenium, palladium, rhenium, iridium and alloy nano-wire thereof.
(5) solvent comprises water, methyl alcohol, ethanol, isopropyl alcohol, ethylene glycol, methyl ether, ether, ethyl methyl ether, acetone, butanone, MEK, chloroform, carbon tetrachloride, stupid, toluene, oxolane, dimethyl formamide, dimethyl sulfoxide (DMSO), acetic acid, methyl formate and composition thereof.
(6) dispersant comprises lauryl sodium sulfate, softex kw, polyvinyl alcohol, polyethylene glycol, PVP, span80, TritonX-100.
(7) binding agent comprises cellulose, shitosan, Nafion, epoxy resin, phenolic resins, polyamino acid methyl esters.
(8) spinning of metal nanometer line parcel is immersed in carbon nanocoils solution, after taking-up, drying or drying, and can be repeatedly, the conductive yarn that metal nanometer line and carbon nanomaterial wrap up successively.
(9) carbon nanomaterial solution comprises carbon nanomaterial, and (same to step 5), dispersant is (with step 6) and binding agent (same step 7) for solvent.
(10) carbon nanomaterial includes but not limited to, Single Walled Carbon Nanotube, few-wall carbon nanotube, multi-walled carbon nano-tubes, graphene oxide, redox graphene, Graphene, graphite nano plate and composition thereof.
(11) the spinning of metal nanometer line parcel of being prepared by step 2 operates according to step 8, obtains the conductive yarn that metal nanometer line/carbon nanomaterial wraps up successively.
(12) yarn of choosing is immersed in metal nanometer line and carbon nanomaterial mixed solution, after taking-up, is drying or drying, and can be repeatedly, the conduction of preparing metal nanometer line and carbon nanomaterial mixing parcel spins.
(13) resistance that conduction spins can reach 30 Ω/cm.
Embodiment 1
1. choose one section of cotton, this line is not done to any processing.
2. 0.02-0.5 gram of nano silver wire joined in the water and isopropyl alcohol mixture that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of cellulose, make nano silver wire solution.
3. yarn is immersed in silver nanoparticle solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the nano silver wire conductive yarn of high conduction.
Embodiment 2
1. choose nano silver wire conductive yarn in one section of embodiment 1, be left intact.
2. 0.02-0.5 gram of Single Walled Carbon Nanotube joined in the water and isopropyl alcohol mixture that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of cellulose, make Single Walled Carbon Nanotube solution.
3. nano silver wire conductive yarn is placed in to Single Walled Carbon Nanotube solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that nano silver wire and Single Walled Carbon Nanotube are wrapped up successively.
Embodiment 3
1. choose one section of spun polyester thread, this line is not done to any processing.
2. 0.02-0.5 gram of copper nano-wire joined in tetrahydrofuran solution, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of epoxy resin, make copper nano-wire solution.
3. yarn is immersed in copper nano-solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the copper nano-wire conductive yarn of high conduction.
Embodiment 4
1. choose copper nano-wire conductive yarn in one section of embodiment 3, be left intact.
2. 0.02-0.5 gram of Graphene joined in the water and isopropyl alcohol mixture that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of shitosan, make Single Walled Carbon Nanotube solution.
3. copper nano-wire conductive yarn is placed in to graphene solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that copper nano-wire and Graphene wrap up successively.
Embodiment 5
1. choose one section of nylon yarn, this line is not done to any processing.
2. 0.02-0.5 gram of nickel nano wire joined in the water and isopropyl alcohol mixture that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of Nafion, make nickel nano wire solution.
3. yarn is immersed in nickel nano-solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the nickel nano wire conductive yarn of high conduction.
Case study on implementation 6
1. choose nickel nano wire conductive yarn in one section of embodiment 5, be left intact.
2. 0.02-0.5 gram of double-walled carbon nano-tube joined in the water and isopropyl alcohol mixture that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of epoxy resin, make double-walled carbon nano-tube solution.
3. nickel nano wire conductive yarn is placed in to double-walled carbon nano-tube solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that nickel nano wire and double-walled carbon nano-tube wrap up successively.
Case study on implementation 7
1. choose one section of polypropylene fiber yarn, this line is not done to any processing.
2. 0.02-0.5 gram of nanowires of gold joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of softex kw and 0.0001-0.001 gram of phenolic resins, make nanowires of gold solution.
3. yarn is immersed in nanowires of gold solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the nanowires of gold conductive yarn of high conduction.
Case study on implementation 8
1. choose nanowires of gold conductive yarn in one section of embodiment 7, be left intact.
2. 0.02-0.5 gram of graphene nanometer sheet joined in the water and ethylene glycol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of polyamino acid methyl esters, make graphene nanometer sheet solution.
3. nanowires of gold conductive yarn is placed in to graphene nanometer sheet solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, the conductive yarn that preparation nanowires of gold and graphene nanometer sheet wrap up successively.
Case study on implementation 9
1. choose one section of Acrylic Fiber, this line is not done to any processing.
2. 0.02-0.5 gram of zinc nano wire joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of PVP and 0.0001-0.001 gram of cellulose, make zinc nano wire solution.
3. yarn is immersed in zinc nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the zinc nano wire conductive yarn of high conduction.
Case study on implementation 10
1. choose zinc nano wire conductive yarn in one section of embodiment 9, be left intact.
2. 0.02-0.5 gram of redox graphene joined in the water and ethylene glycol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of shitosan, make redox graphene solution.
3. zinc nano wire conductive yarn is placed in to redox graphene solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that zinc nano wire and redox graphene wrap up successively.
Case study on implementation 11
1. choose one section of polyvinyl yarn, this line is not done to any processing.
2. 0.02-0.5 gram of Fe nanowire joined in the water and dimethyl sulfoxide (DMSO) mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of lauryl sodium sulfate and 0.0001-0.001 gram of shitosan, make Fe nanowire solution.
3. yarn is immersed in Fe nanowire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the Fe nanowire conductive yarn of high conduction.
Case study on implementation 12
1. choose Fe nanowire conductive yarn in one section of embodiment 11, be left intact.
2. 0.02-0.5 gram of multi-walled carbon nano-tubes joined in the water and methyl ether mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of softex kw and 0.0001-0.001 gram of Nafion, make multi-walled carbon nano-tubes solution.
3. Fe nanowire conductive yarn is placed in to multi-walled carbon nano-tubes solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that Fe nanowire and multi-walled carbon nano-tubes wrap up successively.
Case study on implementation 13
1. choose one section of spandex yarn, this line is not done to any processing.
2. 0.02-0.5 gram of aluminium nano wire joined in the water and ethyl methyl ether mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of softex kw and 0.0001-0.001 gram of epoxy resin, make aluminium nano wire solution.
3. yarn is immersed in aluminium nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the aluminium nano wire conductive yarn of high conduction.
Case study on implementation 14
1. choose aluminium nano wire conductive yarn in one section of embodiment 13, be left intact.
2. 0.02-0.5 gram of Graphene joined in the water and methyl ether mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of phenolic resins, make graphene solution.
3. aluminium nano wire conductive yarn is placed in to graphene solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that aluminium nano wire and Graphene wrap up successively.
Case study on implementation 15
1. choose one section of linen thread and yarn, this line is not done to any processing.
2. 0.02-0.5 gram of silver alloy nanowires joined in the water and toluene mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of polyamino acid methyl esters, make silver alloy nanowires solution.
3. yarn is immersed in nano silver wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the silver alloy nanowires conductive yarn of high conduction.
Case study on implementation 16
1. choose silver alloy nanowires conductive yarn in one section of embodiment 15, be left intact.
2. 0.02-0.5 gram of Graphene joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of span80, make graphene solution.
3. silver alloy nanowires conductive yarn is placed in to graphene solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, the conductive yarn that preparation silver alloy nanowires and Graphene wrap up successively.
Case study on implementation 17
1. choose one section of Jute thread and yarn, this line is not done to any processing.
2. 0.02-0.5 gram of copper alloy nano wire joined in the water and chloroform mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyethylene glycol and 0.0001-0.001 gram of cellulose, make copper alloy nano wire solution.
3. yarn is immersed in copper alloy nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the copper alloy nano wire conductive yarn of high conduction.
Case study on implementation 18
1. choose copper alloy nano wire conductive yarn in one section of embodiment 17, be left intact.
2. 0.02-0.5 gram of graphene oxide joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of shitosan, make graphene oxide solution.
3. copper alloy nano wire conductive yarn is placed in to graphene oxide solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that copper alloy nano wire and graphene oxide wrap up successively.
Case study on implementation 19
1. choose one section of silk spinning silk yarn, this line is not done to any processing.
2. 0.02-0.5 gram of nickel alloy nano wire joined in the water and dimethyl sulfoxide (DMSO) mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of TritonX-100 and 0.0001-0.001 gram of cellulose, make nickel alloy nano wire solution.
3. yarn is immersed in nickel alloy nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the nickel alloy nano wire conductive yarn of high conduction.
Case study on implementation 20
1. choose nickel alloy nano wire conductive yarn in one section of embodiment 19, be left intact.
2. 0.02-0.5 gram of few-wall carbon nanotube joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of polyamino acid methyl esters, make few-wall carbon nanotube solution.
3. nickel alloy nano wire conductive yarn is placed in to few-wall carbon nanotube solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that nickel alloy nano wire and few-wall carbon nanotube wrap up successively.
Case study on implementation 21
1. choose one section of polyester cotton blended yarns, this line is not done to any processing.
2. 0.02-0.5 gram of billon nano wire joined in the water and acetone mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of softex kw and 0.0001-0.001 gram of cellulose, make billon nano wire solution.
3. yarn is immersed in billon nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the billon nano wire conductive yarn of high conduction.
Case study on implementation 22
1. choose billon nano wire conductive yarn in one section of embodiment 21, be left intact.
2. 0.02-0.5 gram of graphite nano plate joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of Nafion, make graphite nano plate solution.
3. billon nano wire conductive yarn is placed in to graphite nano plate solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that billon nano wire and graphite nano plate wrap up successively.
Case study on implementation 23
1. choose one section of bamboo fiber yarn, this line is not done to any processing.
2. 0.02-0.5 gram of ferroalloy nano wire joined in the water and carbon tetrachloride mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of PVP and 0.0001-0.001 gram of polyamino acid methyl esters, make ferroalloy nano wire solution.
3. yarn is immersed in ferroalloy nano wire solution, then takes out at 1-200 ℃ and dry, this process can be carried out repeatedly, prepares the ferroalloy nano wire conductive yarn of high conduction.
Case study on implementation 24
1. choose ferroalloy nano wire conductive yarn in one section of embodiment 23, be left intact.
2. 0.02-0.5 gram of graphene nanometer sheet joined in the water and alcohol mixed solution that volume ratio is 0.1-10, then add 0.001-0.1 gram of polyvinyl alcohol and 0.0001-0.001 gram of Nafion, make graphene nanometer sheet solution.
3. ferroalloy nano wire conductive yarn is placed in to graphene nanometer sheet solution, rear taking-up is dried at 1-200 ℃, and this process can be carried out repeatedly, prepares the conductive yarn that ferroalloy nano wire and graphene nanometer sheet wrap up successively.
Claims (7)
1. a conductive yarn, is characterized in that coated metal nano wire on yarn, or metal nanometer line and carbon nanomaterial composite, makes conductive yarn.
2. conductive yarn according to claim 1, it is characterized in that, comprise cotton, terylene, nylon, polypropylene fibre, acrylic fibers, polyvinyl, spandex, flax, jute, combing wool, carded hair, lint, silk spinning silk, bamboo fibre or polyester cotton blending for the preparation of the yarn of conductive yarn.
3. conductive yarn according to claim 1, it is characterized in that, comprise gold, silver, copper, iron, nickel, cobalt, aluminium, zinc, magnesium, titanium, bismuth, chromium, manganese, tantalum, tungsten, molybdenum, platinum, rhodium, ruthenium, palladium, rhenium or iridium or their alloy nano-wire for the preparation of the metal nanometer line of conductive yarn.
4. conductive yarn according to claim 1, it is characterized in that, comprise Single Walled Carbon Nanotube, few-wall carbon nanotube, multi-walled carbon nano-tubes, graphene oxide, redox graphene, Graphene or graphite nano plate or their mixture for the preparation of the carbon nanomaterial of conductive yarn.
5. a preparation method for conductive yarn as claimed in claim 1, is characterized in that: yarn is impregnated in metal nanometer line solution, then by evaporation drying, and can repeat this operation, obtain the conductive yarn of metal nanometer line parcel.
6. the preparation method of conductive yarn according to claim 5, it is characterized in that: the yarn of described metal nanometer line parcel is impregnated in carbon nanomaterial solution, pass through again evaporation drying, and repeatedly, obtain the conductive yarn that metal nanometer line and carbon nanomaterial wrap up successively.
7. the preparation method of a conductive yarn as claimed in claim 5, it is characterized in that: yarn is impregnated in metal nanometer line and carbon nanomaterial mixture solution, pass through again evaporation drying, and repeat this operation, obtain the conductive yarn of metal nanometer line and carbon nanomaterial mixture parcel.
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