CN109518458A - It is a kind of using silk as the metal nanometer line of substrate/graphene conductive material and preparation method thereof - Google Patents
It is a kind of using silk as the metal nanometer line of substrate/graphene conductive material and preparation method thereof Download PDFInfo
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 50
- 239000002184 metal Substances 0.000 title claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 title claims abstract description 16
- 239000000758 substrate Substances 0.000 title claims description 14
- 239000004744 fabric Substances 0.000 claims abstract description 41
- 108010022355 Fibroins Proteins 0.000 claims abstract description 29
- 239000002070 nanowire Substances 0.000 claims abstract description 21
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims abstract description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Natural products CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 21
- 235000019441 ethanol Nutrition 0.000 claims description 20
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 17
- 239000002042 Silver nanowire Substances 0.000 claims description 15
- 238000003618 dip coating Methods 0.000 claims description 10
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 6
- 239000010931 gold Substances 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 238000007605 air drying Methods 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 5
- 239000001509 sodium citrate Substances 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 7
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 239000006087 Silane Coupling Agent Substances 0.000 abstract description 2
- 230000009920 chelation Effects 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000005538 encapsulation Methods 0.000 abstract 1
- 239000004753 textile Substances 0.000 description 11
- 150000001336 alkenes Chemical class 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229920001940 conductive polymer Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- QCVGEOXPDFCNHA-UHFFFAOYSA-N 5,5-dimethyl-2,4-dioxo-1,3-oxazolidine-3-carboxamide Chemical compound CC1(C)OC(=O)N(C(N)=O)C1=O QCVGEOXPDFCNHA-UHFFFAOYSA-N 0.000 description 1
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 229920004933 Terylene® Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- -1 aminopropyl Chemical group 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 235000014103 egg white Nutrition 0.000 description 1
- 210000000969 egg white Anatomy 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/74—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon or graphite; with carbides; with graphitic acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/12—Aldehydes; Ketones
- D06M13/123—Polyaldehydes; Polyketones
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
- D06M13/51—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond
- D06M13/513—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond with at least one carbon-silicon bond
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/15—Proteins or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
- D06M2101/12—Keratin fibres or silk
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
本发明公开了一种以蚕丝为基底的金属纳米线/石墨烯导电材料及其制备方法，使用蚕丝织物作为骨架材料，利用硅烷偶联剂γ‑氨丙基三乙氧基硅烷与金属纳米线之间的螯合作用和氧化石墨烯/丝素蛋白的包裹作用，将金属纳米线牢固附着在蚕丝织物的表面。氧化石墨烯/丝素蛋白包裹提高了蚕丝导电薄膜材料的生物相容性和机械性能，有效避免了金属纳米线的生物安全性和易氧化等问题，在可穿戴器件、可植入器件、智能服装、柔性光伏电池等领域具有巨大的实用价值。The invention discloses a metal nanowire/graphene conductive material based on silk and a preparation method thereof. Silk fabric is used as a skeleton material, and a silane coupling agent γ-aminopropyltriethoxysilane and metal nanowire are used. The chelation between the metal nanowires and the encapsulation of graphene oxide/silk fibroin firmly attaches the metal nanowires to the surface of the silk fabric. Graphene oxide/silk fibroin coating improves the biocompatibility and mechanical properties of silk conductive film materials, and effectively avoids the problems of biosafety and easy oxidation of metal nanowires. It is used in wearable devices, implantable devices, smart Clothing, flexible photovoltaic cells and other fields have great practical value.
Description
Technical field
The present invention relates to a kind of using silk as the metal nanometer line of substrate/graphene conductive material and preparation method thereof, belongs to
Photoelectric material and field of nanometer material technology.
Background technique
Conductive material has extremely important effect in electronic textile, is mainly used for transmitting electric energy and signal.Usually
In the case of, it, can using conductive polymer coated textile or by the methods of stainless steel fibre, silver wire and textile fabric shuffling
Textile is set to obtain electric conductivity.But resistance is bigger than normal in practical applications for conducting polymer, and will affect the dress of textile
Comfort, feel and breathable moisture permeability.Stainless steel fibre and silver wire lack flexibility, are unable to satisfy the demand of flexible wearable.
The appearance of the electrical-conductive nanometers materials such as graphene, carbon nanotube, one-dimensional metal nano wire is that the further development of electronic textile mentions
Good opportunity is supplied.
One-dimensional metal nano wire has the property such as high-specific surface area, thermally conductive, conductive, light transmission, ductility, mechanical strength and flexibility
Can, it is widely used in fields such as flexible conductive film, solar battery, touch screen, display screen, sensors.Not with research
It is disconnected to go deep into, it has been found that one-dimensional metal nano wire is had many advantages, such as in conjunction with textile, is the reason for preparing electronic textile
Think one of method.
By taking silver nanowires as an example, have the document report of silver nanowires conductive spinning product, preparation method both at home and abroad at present
It is broadly divided into blending method and finishing method.Blending method adds silver nanowires in fiber-forming polymer solution first, is uniformly mixed
Conductive spinning product is prepared using the methods of melt spinning, wet spinning, dry spinning, electrostatic spinning, template afterwards.But it is blended
Method is only applicable to synthetic fibers, is not suitable for the natural fibers such as cotton, hair, silk, fiber crops.
Finishing method is so that silver nanowires is adsorbed on textile surface by the methods of dipping, spin coating and form conductive network
To obtain conductive spinning product.The preparation method of silver nanowires conductive spinning product has been reported mainly based on finishing method at present
Fiber type include: cotton, terylene, viscose glue, nylon, polyurethane, cotton/spandex core-spun yarn etc..Finishing method preparation step is simple,
Favorable repeatability, can large-scale serial production, and can effectively adjust silver nanowires using different arrangement numbers and spin
The quantity and electric conductivity on fabric surface are a kind of methods of very effective preparation silver nanowires conductive spinning product.But it is silver-colored
Mainly based on physical absorption, binding strength is on the weak side for effect between nano wire and textile, and silver nanowires presents at random more
The state (electronic textile [J] chemical progress based on silver nanowires conductive network, 2017,29 (08): 892-901) of distribution.
Summary of the invention
In view of the above deficiencies, the present invention provides a kind of using silk as the metal nanometer line of substrate/graphene conductive material
Preparation method.
(1) silk fabric is immersed in the gamma-aminopropyl-triethoxy-silane ethanol solution of mass fraction 1%-5%
For 24 hours, gamma-aminopropyl-triethoxy-silane modified silk fabric is obtained.It (2) the use of dip-coating method is 0.1%- by mass fraction
10% metal nanometer line alcohol dispersion liquid is adsorbed on the surface of above-mentioned gamma-aminopropyl-triethoxy-silane modified silk fabric,
It cleaned, dried repeatedly with deionized water and ethyl alcohol after taking-up.(3) above-mentioned silk fabric is deflected centainly according to clockwise direction
Angle reuses the table that the metal nanometer line that mass fraction is 0.1%-10% is adsorbed on silk fabric by dip-coating method
Face.(4) above-mentioned silk fabric is immersed in 60-600min in the graphene oxide water solution of 1-100g/L, spent after taking-up from
After sub- water and ethyl alcohol are cleaned repeatedly, dried, it is placed in reducing agent and graphene oxide is reduced to graphene.(5) by graphite oxide
Alkene is slowly added in the silk fibroin water solution that mass fraction is 1%-6%, and after being mixed evenly, certain bonding is added
Agent obtains graphene oxide/silk fibroin water solution, and the silk fabric in step (4) is then immersed in above-mentioned graphite oxide
In alkene/silk fibroin water solution, removed after air-drying.
Preferably, the metal nanometer line is one of silver nanowires, copper nano-wire, nanowires of gold or more
Kind.
Preferably, step (3) the angle ranging from 60-120 °.
Preferably, step (2), the pull rate in (3) are 0.1-1cm/s.
Preferably, the diameter of metal nanometer line described in step (2) is 20-100nm, and length is 20-60 μm.
Preferably, the diameter of metal nanometer line described in step (3) is 20-100nm, and length is 100-200 μm.
Preferably, reducing agent described in step (4) is sodium citrate.
Preferably, the mass ratio of graphene oxide described in step (5) and fibroin albumen is 0.5-2.
Preferably, adhesive described in step (5) is glutaraldehyde, and quality is the 5%-10% of fibroin albumen.
The present invention has the advantages that using silk fabric as framework material, silane coupling agent γ-three second of aminopropyl is utilized
Chelation and graphene oxide/fibroin albumen package action between oxysilane and metal nanometer line, by metal nano
Line is firmly attached to the surface of silk fabric.Graphene oxide/fibroin albumen package improves the biofacies of conductive film material
Capacitive and mechanical performance, effectively prevent metal nanometer line biological safety and it is oxidizable the problems such as, wearable device, can
The fields such as implant devices, intelligent clothing, flexible photovoltaic have huge practical value.
Specific embodiment
The invention will be further elucidated with reference to specific embodiments.
Embodiment 1:
(1) silk fabric is immersed in the gamma-aminopropyl-triethoxy-silane ethanol solution of mass fraction 1% for 24 hours,
Obtain gamma-aminopropyl-triethoxy-silane modified silk fabric.(2) use dip-coating method (pull rate 0.1cm/s) by matter
The silver nanowires alcohol dispersion liquid that amount score is 0.1% is adsorbed on above-mentioned gamma-aminopropyl-triethoxy-silane modified silk fabric
Surface, the diameter of the silver nanowires is 20nm, and length is 20 μm, is cleaned, is dried repeatedly with deionized water and ethyl alcohol after taking-up
It is dry.(3) above-mentioned silk fabric is reused into dip-coating method (pull rate 0.1cm/s) according to 60 ° of clockwise direction deflection
The silver nanowires that mass fraction is 0.1% is adsorbed on to the surface of silk fabric, the diameter of the silver nanowires is 20nm, length
It is 100 μm.(4) above-mentioned silk fabric is immersed in 60min in the graphene oxide water solution of 1g/L, uses deionized water after taking-up
It after cleaning, dry repeatedly with ethyl alcohol, is placed in the sodium citrate of 5g/L and reacts 12h in 60 DEG C, graphene oxide is reduced to stone
Black alkene.(5) by graphene oxide be slowly added to mass fraction be 1% silk fibroin water solution in, the graphene oxide with
The mass ratio of fibroin albumen is 0.5, after being mixed evenly, and glutaraldehyde is added, and the glutaraldehyde quality is fibroin albumen
5%, graphene oxide/silk fibroin water solution is obtained, the silk fabric in step (4) is then immersed in above-mentioned graphite oxide
In alkene/silk fibroin water solution, removed after air-drying.
Embodiment 2:
(1) silk fabric is immersed in the gamma-aminopropyl-triethoxy-silane ethanol solution of mass fraction 3% for 24 hours, is obtained
To gamma-aminopropyl-triethoxy-silane modified silk fabric.(2) use dip-coating method (pull rate 0.5cm/s) by matter
The copper nano-wire alcohol dispersion liquid that amount score is 5% is adsorbed on above-mentioned gamma-aminopropyl-triethoxy-silane modified silk fabric
Surface, the diameter of the copper nano-wire are 50nm, and length is 40 μm, are cleaned, are dried repeatedly with deionized water and ethyl alcohol after taking-up.
(3) above-mentioned silk fabric is reused into dip-coating method (pull rate 0.5cm/s) according to 90 ° of clockwise direction deflection
The copper nano-wire that mass fraction is 5% is adsorbed on to the surface of silk fabric, the diameter of the copper nano-wire is 50nm, and length is
150μm.(4) above-mentioned silk fabric is immersed in 60-600min in the graphene oxide water solution of 1-100g/L, is spent after taking-up
After ionized water and ethyl alcohol are cleaned repeatedly, dried, it is placed in the sodium citrate of 5g/L and reacts 12h in 60 DEG C, also by graphene oxide
It originally is graphene.(5) graphene oxide is slowly added in the silk fibroin water solution that mass fraction is 4%, the oxidation stone
The mass ratio of black alkene and fibroin albumen is 1, after being mixed evenly, and glutaraldehyde is added, and the quality of the glutaraldehyde is fibroin egg
White 7% obtains graphene oxide/silk fibroin water solution, and the silk fabric in step (4) is then immersed in above-mentioned oxidation
In graphene/silk fibroin water solution, removed after air-drying.
Embodiment 3:
(1) silk fabric is immersed in the gamma-aminopropyl-triethoxy-silane ethanol solution of mass fraction 5% for 24 hours, is obtained
To gamma-aminopropyl-triethoxy-silane modified silk fabric.(2) use dip-coating method (pull rate 1cm/s) by quality
The nanowires of gold alcohol dispersion liquid that score is 10% is adsorbed on the table of above-mentioned gamma-aminopropyl-triethoxy-silane modified silk fabric
Face, the diameter of the nanowires of gold are 100nm, and length is 60 μm, are cleaned, are dried repeatedly with deionized water and ethyl alcohol after taking-up.
(3) by above-mentioned silk fabric according to 120 ° of clockwise direction deflection, reusing dip-coating method (pull rate 1cm/s) will
The nanowires of gold that mass fraction is 10% is adsorbed on the surface of silk fabric, and the diameter of the nanowires of gold is 100nm, and length is
200μm.(4) above-mentioned silk fabric is immersed in 600min in the graphene oxide water solution of 100g/L, uses deionization after taking-up
After water and ethyl alcohol are cleaned repeatedly, dried, it is placed in the sodium citrate of 5g/L and reacts 12h in 60 DEG C, graphene oxide is reduced to
Graphene.(5) graphene oxide is slowly added in the silk fibroin water solution that mass fraction is 6%, the graphene oxide
Mass ratio with fibroin albumen is 2, after being mixed evenly, and glutaraldehyde is added, and the quality of glutaraldehyde is the 10% of fibroin albumen,
Obtain graphene oxide/silk fibroin water solution, then by the silk fabric in step (4) be immersed in above-mentioned graphene oxide/
In silk fibroin water solution, removed after air-drying.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.Here all embodiments can not be exhaustive.It is all to belong to this hair
Bright technical solution changes and variations that derived from are still in the scope of protection of the present invention.
Claims (10)
1. a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation method, which is characterized in that
(1) silk fabric is immersed in the gamma-aminopropyl-triethoxy-silane ethanol solution of mass fraction 1%-5% for 24 hours, is obtained
To gamma-aminopropyl-triethoxy-silane modified silk fabric；
(2) the metal nanometer line alcohol dispersion liquid that mass fraction is 0.1%-10% is adsorbed on using dip-coating method above-mentioned
The surface of gamma-aminopropyl-triethoxy-silane modified silk fabric is cleaned repeatedly, is dried with deionized water and ethyl alcohol after taking-up；
(3) by above-mentioned silk fabric according to certain angle is deflected clockwise, dip-coating method is reused by quality point
Number is that the metal nanometer line of 0.1%-10% is adsorbed on the surface of silk fabric；
(4) above-mentioned silk fabric is immersed in 60-600min in the graphene oxide water solution of 1-100g/L, spent after taking-up from
After sub- water and ethyl alcohol are cleaned repeatedly, dried, it is placed in reducing agent and graphene oxide is reduced to graphene；
(5) graphene oxide is slowly added in the silk fibroin water solution that mass fraction is 1%-6%, is mixed evenly
Afterwards, certain adhesive is added, obtains graphene oxide/silk fibroin water solution, then soaks the silk fabric in step (4)
Stain is removed after air-drying in above-mentioned graphene oxide/silk fibroin water solution.
2. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: the metal nanometer line is one of silver nanowires, copper nano-wire, nanowires of gold or a variety of.
3. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: step (3) the angle ranging from 60-120 °.
4. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: the pull rate in step (2), (3) is 0.1-1cm/s.
5. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: the diameter of metal nanometer line described in step (2) is 20-100nm, and length is 20-60 μm.
6. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: the diameter of metal nanometer line described in step (3) is 20-100nm, and length is 100-200 μm.
7. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: reducing agent described in step (4) is sodium citrate.
8. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: the mass ratio of graphene oxide described in step (5) and fibroin albumen is 0.5-2.
9. according to claim 1 a kind of using silk as the metal nanometer line of substrate/graphene conductive material preparation side
Method, it is characterised in that: adhesive described in step (5) is glutaraldehyde, and quality is the 5%-10% of fibroin albumen.
10. by claim 1 preparation method obtain using silk as the metal nanometer line of substrate/graphene conductive material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811380530.8A CN109518458A (en) | 2018-11-19 | 2018-11-19 | It is a kind of using silk as the metal nanometer line of substrate/graphene conductive material and preparation method thereof |
Applications Claiming Priority (1)
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| CN114657770B (en) * | 2022-02-09 | 2023-12-22 | 苏州大学 | Preparation method of silk spandex composite conductive yarn flexible sensor |
| CN115323768A (en) * | 2022-09-19 | 2022-11-11 | 江西昌硕户外休闲用品有限公司 | Breathable and washable wearable sensor based on fabric and preparation method thereof |
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