CN107287684B - It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof - Google Patents
It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof Download PDFInfo
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- CN107287684B CN107287684B CN201710401202.0A CN201710401202A CN107287684B CN 107287684 B CN107287684 B CN 107287684B CN 201710401202 A CN201710401202 A CN 201710401202A CN 107287684 B CN107287684 B CN 107287684B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/94—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
- D01F11/04—Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers
- D01F11/06—Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/42—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising cyclic compounds containing one carbon-to-carbon double bond in the side chain as major constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/205—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using distributed sensing elements
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
-
- 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
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multicomponent Fibers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention discloses a kind of high highly sensitive quick sensing fibers of flexible force of stretching and preparation method thereof.It is specific to be scattered in thermoplastic elastic liquid solution the preparation method is as follows: the nanowires/nanotubes of one-dimensional (1D) are uniformly cooperateed with the conductive sheet layer of two-dimentional (2D), certain density uniform dispersion is configured, there is the elastic composite fiber of height-oriented 1D/2D hybridization network using wet spinning process preparation.Above-mentioned composite fibre is placed in metal front liquid solution and is sufficiently swollen, it is placed in reproducibility steam and restores again, metal precursor is reduced to the metal nanoparticle of zero dimension (0D), and then prepares the quick sensing fiber of flexible force based on 0D/1D/2D three-dimensional contract network.The quick sensing fiber of the power shows high draftability, high conductivity, and has high responsiveness to deformation, and in flexible wearable equipment, flexible electronic skin, the fields such as intelligent robot and health monitoring have broad application prospects.
Description
Technical field
The present invention relates to the quick sensing fiber fields of power, and in particular to it is a kind of it is high stretch the quick sensing fiber of highly sensitive flexible force and
Preparation method.
Background technique
Flexible force sensitive sensing material is a kind of for perceiving the flexible conductive composite material of material surface active force.It is by
The preferable macromolecule matrix of flexibility (or flexible substrate, including rubber, plastic film and fabric etc.) and conductive filler
It is combined by certain way；Under external force, elastic deformation occurs for material, and the intracorporal conductive network of base generates reconstruct,
It shows to respond accordingly on electrical property, it can be real with external force or the qualitative of deformation, quantitative relationship by capturing electrical property
The existing quick sensing of power.It can be attached on various irregular surfaces since it has, it is flexible, flexible, it is frivolous, easy to carry etc. excellent
Point has a wide range of applications in fields such as wearable device, intelligent robot, electronic skin, medical treatment detections, becomes and work as
The hot spot direction of preceding electronic material research.
However the processing method of traditional composite, it is easy to reunite due to conductive filler, the conductive composite wood prepared
Often flexibility is poor for material, loses use value.And current solution is mostly using with high conductivity and high length-diameter ratio
Monodimension nanometer material carbon nanotube or silver nanowires be added in the elastomers such as silicon rubber, polyurethane, utilize 1-dimention nano material
Expect the conductive network formed, amount of filler is greatly lowered, to guarantee the flexibility and high conductivity of material, but single filler
Still there is very big deficiency in terms of reducing amount of filler, prepare high stretch, the power sensitive sensing material of high sensitivity is still to be badly in need of
The major issue of solution.
In addition to this, the quick sensing fiber of flexible force is because of its light, easy processing, while can meet weaving and braiding requirement etc.
Advantage has broader wearable prospect compared to traditional two dimension and three-dimensional sensing material, therefore prepares height and stretch Gao Ling
The quick sensing fiber of quick flexible force has prior realistic meaning.
Summary of the invention
The present invention is directed to for current flexible force sensitive sensing material, because tensility is poor, sensitivity is low and cannot answer well
With the problem of, provide a kind of three-dimensional contract network based on 0D/1D/2D height stretch the quick sensing fiber of highly sensitive flexible force and
Preparation method not only well solves the problems such as power sensitive sensing material draftability is poor, and sensitivity is low, and more imparting material can spin
The characteristic that can be compiled provides further support for the practical application of material.
To achieve the goals above, the present invention uses following technical scheme.
A kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force, comprising the following steps:
1) cooperate with dispersion liquid of the one-dimensional nano line/pipe with two-dimensional nano piece filler is first prepared, then thermoplastic elastomer (TPE) is molten
In collaboration dispersion liquid, the Polymer Solution of filler stable dispersion is obtained；
2) Polymer Solution obtained by step 1) is carried out by spinning using solution spinning, obtains the composite fibre of certain thickness；
3) composite fibre obtained by step 2 is placed in metal front liquid solution and is sufficiently swollen, metal in swelling process
Ion diffuses into molecule interchain, after being swollen completely, is sufficiently restored using reproducibility steam to fiber, also by metal ion
It originally is nanoparticle；
4) the attachment removal metal nanoparticle extra in fiber surface is washed with water, obtains the high highly sensitive quick sensing of flexible force of stretching
Fiber.
Preferably, one-dimensional nano line described in step 1)/manage as silver nanowires, nanowires of gold, copper nano-wire, copper galactic nucleus
One of shell nano wire, single-walled carbon nanotube, few-wall carbon nanotube and multi-walled carbon nanotube etc..
Preferably, two-dimensional nano piece described in step 1) is single-layer graphene, a small number of layer graphenes, gold-nano-piece and silver
One of nanometer sheet etc..
Preferably, one-dimensional nano line/pipe and the mass ratio of two-dimensional nano piece are 10:1-1:10 in step 1).
Preferably, the gross mass of one-dimensional nano line/pipe described in step 1) and two-dimensional nano piece filler accounts for thermoplastic elastic
The 0.1%-5% of weight.
Preferably, thermoplastic elastomer (TPE) described in step 1) is selected from thermoplastic polyurethane (TPU), thermoplastic polystyrene-
Butadiene-styrene ternary block polymer (SBS), polystyrene-ethylene and butylene-styrene ternary block polymer
One of (SEBS) etc..
Preferably, the quality of thermoplastic elastomer (TPE) described in step 1) accounts for the 5%-30% of Polymer Solution gross mass.
Preferably, the diameter of section of composite fibre described in step 2 is 50-300 μm.
Preferably, the metal in metal front liquid solution described in step 3) is selected from one of copper, silver and gold etc..
Preferably, the concentration of metal front liquid solution described in step 3) is 5wt%-30wt%.
Preferably, the time of swelling described in step 3) is 2h or more.
Preferably, reproducibility steam described in step 3) is one of hydrazine hydrate steam, hydroiodic acid steam etc..
Preferably, the concentration of reproducibility steam described in step 3) is 1g/m3-10g/m3。
Preferably, the temperature of steam reduction is 70-100 DEG C in step 3), time 5min-1h.
A kind of high highly sensitive quick sensing fiber of flexible force of stretching, the quick sensing of the flexible force as made from the process described above
The degree of drawing of fiber is 500% or more, and sensitivity is 20 or more.
Compared with prior art, the present invention has the advantage that and technical effect:
1) 0D/1D/2D three-dimensional contract network is constructed, so that power of the invention quick sensing fiber is when stretching, multidimensional is filled out
Material mutually bridge joint, synergistic effect ensure that the high stretch (500% or more degree of drawing) of the quick sensing fiber of power.The connection of multidimensional filler
Quick response when being in stretching also ensures the high sensitivity of material (sensitivity is up to 50 or more).
2) the conductive filler number of 1D/2D is few, will not influence the flexibility of material, and the introducing of 0D metal nanoparticle
Using swelling absorption-in-situ reducing method to which only certain depth exists on the surface of the material, the flexibility of material is destroyed
It is considerably less, guarantee that still there is good stability extension recovery repeatedly 10000 times of material or more.
3) the power sensitive sensing material prepared by is one-dimensional elastomer, not only more fine easy to carry, more can conveniently be added
Work such as prepares two-dimensional electronic fabric by braiding at various shape, while the fiber is with outstanding skin attachement and thoroughly
Gas performance, so that it has broad application prospects in terms of intelligent wearable device, flexible electronic skin.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
The draftability of fiber is that the difference of the length and initial length after being stretched through measurement is obtained divided by initial length again.
The sensitivity (Gauge Factor) that fiber stretches is by formula GF=(Δ R/R0)/(Δ L/L0) be calculated, wherein R0With L0For
Initial fabric resistor and initial length value；Δ R is that corresponding resistance and length change with Δ L.
Embodiment 1
1) 90g dimethylformamide is added in the single-layer graphene (GE) of the single-walled carbon nanotube of 45mg (CNT) and 4.5mg
(DMF) in, 25 DEG C of thermostatic ultrasonics disperse, and 10gSBS is added into dispersion liquid after 30min, stirs 10min at 50 DEG C, complete to SBS
It is molten that 25 DEG C of continuation ultrasonic disperse 30min, the SBS for being prepared for the 10wt% based on hybridization network stable dispersion are cooled to after fully dissolved
Liquid.
2) under normal temperature condition, with the aqueous solution (concentration 10wt%) of polyvinyl alcohol (PVA) for coagulating bath, using wet spinning
Technique prepares the SBS composite fibre that diameter is 200 μm, SBS composite fibre is placed in Silver Trifluoroacetate (AgCOOF3) ethyl alcohol
It is swollen 5h in solution (15wt%), the sample after swelling is placed in hydrazine hydrate steam (concentration 5g/m3) in 80 DEG C of reduction 30min.
3) it is washed repeatedly after the completion of reduction using deionized water, washes away the hydrazine hydrate on surface and the nano silver of attachment
Grain, can prepare draftability is 550%, the quick sensing fiber of flexible force that sensitivity is 253.
Embodiment 2
1) 90g dimethylformamide is added in the single-layer graphene (GE) of the single-walled carbon nanotube of 4.5mg (CNT) and 45mg
(DMF) in, 25 DEG C of thermostatic ultrasonics disperse, and the SBS of 10g is added after 30min into dispersion liquid, 10min is stirred at 50 DEG C, to SBS
It is cooled to 25 DEG C of continuation ultrasonic disperse 30min after being completely dissolved, is prepared for the SBS of the 10wt% based on hybridization network stable dispersion
Solution.
2) under normal temperature condition, with the aqueous solution (concentration 10wt%) of polyvinyl alcohol (PVA) for coagulating bath, using wet spinning
Technique prepares the SBS composite fibre that diameter is 200 μm, SBS composite fibre is placed in trifluoracetic acid copper (Cu(COOF3)2) second
It is swollen 5h in alcoholic solution (15wt%), the sample after swelling is placed in hydrazine hydrate steam (concentration 5g/m3) in 80 DEG C reduction
30min。
3) it is washed repeatedly after the completion of reduction using deionized water, washes away the hydrazine hydrate on surface and the nano silver of attachment
Grain can prepare draftability 550%, the quick sensing fiber of flexible force that sensitivity is 270.
Embodiment 3
1) 90g dimethyl formyl is added in the single-layer graphene (GE) of the single-walled carbon nanotube of 250mg (CNT) and 250mg
In amine (DMF), 25 DEG C of thermostatic ultrasonics disperse, and 10gSBS is added into dispersion liquid after 30min, 10min is stirred at 50 DEG C, to SBS
It is cooled to 25 DEG C of continuation ultrasonic disperse 30min after being completely dissolved, is prepared for the SBS of the 10wt% based on hybridization network stable dispersion
Solution.
2) under normal temperature condition, with the aqueous solution (concentration 10wt%) of polyvinyl alcohol (PVA) for coagulating bath, using wet spinning
Technique prepares the SBS composite fibre that diameter is 200 μm, SBS composite fibre is placed in Silver Trifluoroacetate (AgCOOF3) ethyl alcohol
It is swollen 5h in solution (15wt%), the sample after swelling is placed in hydroiodic acid steam (concentration 5g/m3) in 80 DEG C of reduction 30min.
3) it is washed repeatedly after the completion of reduction using deionized water, washes away the hydroiodic acid on surface and the nano silver of attachment
Grain, can prepare draftability is 500%, the quick sensing fiber of flexible force that sensitivity is 100.
Embodiment 4
1) 90g dimethylformamide is added in the single-layer graphene (GE) of the single-walled carbon nanotube of 5mg (CNT) and 5mg
(DMF) in, 25 DEG C of thermostatic ultrasonics disperse, and 10gSBS is added into dispersion liquid after 30min, stirs 10min at 50 DEG C, complete to SBS
It is molten that 25 DEG C of continuation ultrasonic disperse 30min, the SBS for being prepared for the 10wt% based on hybridization network stable dispersion are cooled to after fully dissolved
Liquid.
2) under normal temperature condition, with the aqueous solution (concentration 10wt%) of polyvinyl alcohol (PVA) for coagulating bath, using wet spinning
Technique prepares the SBS composite fibre that diameter is 200 μm, SBS composite fibre is placed in trifluoracetic acid copper (Cu(COOF3)2) second
It is swollen 5h in alcoholic solution (15wt%), the sample after swelling is placed in hydroiodic acid steam (concentration 5g/m3) in 80 DEG C reduction
30min。
3) it is washed repeatedly after the completion of reduction using deionized water, washes away the hydroiodic acid on surface and the nano silver of attachment
Grain, can prepare draftability is 700%, the quick sensing fiber of flexible force that sensitivity is 300.
Claims (9)
1. a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force, which comprises the following steps:
1) cooperate with dispersion liquid of the one-dimensional nano line/pipe with two-dimensional nano piece filler is first prepared, then thermoplastic elastomer (TPE) is dissolved in association
With the Polymer Solution in dispersion liquid, obtaining filler stable dispersion；
2) Polymer Solution obtained by step 1) is carried out by spinning using solution spinning, obtains composite fibre；
3) composite fibre obtained by step 2 is placed in metal front liquid solution and is sufficiently swollen, metal ion in swelling process
Molecule interchain is diffused into, after being swollen completely, is sufficiently restored using reproducibility steam, reduces metal ions to nanoparticle
Son；
4) the attachment removal metal nanoparticle extra in fiber surface is washed with water, it is fine to obtain the quick sensing of the high highly sensitive flexible force of stretching
Dimension；
One-dimensional nano line described in step 1)/manage as silver nanowires, nanowires of gold, copper nano-wire, copper galactic nucleus shell nano wire, list
One of wall carbon nano tube, few-wall carbon nanotube and multi-walled carbon nanotube；The two-dimensional nano piece is single-layer graphene, less
One of several layers of graphene, gold-nano-piece and Nano silver piece；
Metal in metal front liquid solution described in step 3) is selected from one of copper, silver and gold.
2. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: one-dimensional nano line/pipe and the mass ratio of two-dimensional nano piece are 10:1-1:10 in step 1)；One-dimensional nano line/the pipe with
The gross mass of two-dimensional nano piece filler accounts for the 0.1%-5% of thermoplastic elastic weight.
3. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: thermoplastic elastomer (TPE) described in step 1) is selected from thermoplastic polyurethane, thermoplastic polystyrene-butadiene-styrene ternary
One of block copolymer, polystyrene-ethylene and butylene-styrene ternary block polymer；The thermoplastic elastic
The quality of body accounts for the 5%-30% of Polymer Solution gross mass.
4. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: the diameter of section of composite fibre described in step 2 is 50-300 μm.
5. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: the concentration of metal front liquid solution described in step 3) is 5wt%-30wt%.
6. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: the time of swelling described in step 3) is 2h or more.
7. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: reproducibility steam described in step 3) is hydrazine hydrate steam or hydroiodic acid steam；The concentration of the reproducibility steam is 1g/
m3-10g/m3。
8. according to a kind of high preparation method for stretching the highly sensitive quick sensing fiber of flexible force described in claim 1, feature exists
In: the temperature of steam reduction is 70-100 DEG C in step 3), time 5min-1h.
9. a kind of high highly sensitive quick sensing fiber of flexible force of stretching as made from the described in any item methods of claim 1-8,
It is characterized in that, the degree of drawing of the quick sensing fiber of the flexible force is 500% or more, and sensitivity is 20 or more.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401202.0A CN107287684B (en) | 2017-05-31 | 2017-05-31 | It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof |
| PCT/CN2017/113072 WO2018218895A1 (en) | 2017-05-31 | 2017-11-27 | High-tensile and high-sensitivity flexible force-sensitive sensory fiber and preparation method therefor |
| US16/616,974 US20200255981A1 (en) | 2017-05-31 | 2017-11-27 | High-stretchable high-sensitive flexible force-sensitive sensing fiber and preparation method therefor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710401202.0A CN107287684B (en) | 2017-05-31 | 2017-05-31 | It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof |
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| CN107287684A CN107287684A (en) | 2017-10-24 |
| CN107287684B true CN107287684B (en) | 2019-08-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107287684B (en) * | 2017-05-31 | 2019-08-20 | 华南理工大学 | It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof |
| CN107988645A (en) * | 2017-10-30 | 2018-05-04 | 东华镜月（苏州）纺织技术研究有限公司 | The preparation method of super-elasticity conductive fiber and super-elasticity threadiness ultracapacitor |
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| CN113201802B (en) * | 2021-04-27 | 2023-03-17 | 华中科技大学 | Tension sensing fiber, yarn, fabric and tension sensing fiber preparation method |
| WO2022228330A1 (en) * | 2021-04-27 | 2022-11-03 | 华中科技大学 | Sensing fiber, multifunctional fabric, preparation method therefor and application thereof |
| CN113668088A (en) * | 2021-08-09 | 2021-11-19 | 江南大学 | SEBS/CNT/MXene composite conductive rubber fiber and preparation and application thereof |
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| CN115290223A (en) * | 2021-12-29 | 2022-11-04 | 太原工业学院 | Flexible force-sensitive sensing test method based on RC oscillation frequency detection |
| CN114892330B (en) * | 2022-04-21 | 2024-04-19 | 中山大学 | Flexible sensing fabric capable of simultaneously detecting and distinguishing temperature and pressure and preparation method and application thereof |
| CN115418860B (en) * | 2022-08-19 | 2023-10-31 | 兰州大学 | Conductive fiber body, preparation method thereof and application thereof in preparation of strain sensor |
| CN115748246B (en) * | 2022-10-14 | 2024-10-01 | 四川大学 | Stretchable electronic material with mechatronic double-hetero characteristic structure, and preparation and application thereof |
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| CN104894750A (en) * | 2015-06-16 | 2015-09-09 | 青岛大学 | Force-sensitive stretchable electro-spinning patterning conductive nanofiber membrane and preparation method thereof |
| CN105063796A (en) * | 2015-07-21 | 2015-11-18 | 中国科学院宁波材料技术与工程研究所 | High-molecular composite conductive fiber and preparation method thereof |
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| CN105926277A (en) * | 2016-05-31 | 2016-09-07 | 深圳市微纳集成电路与系统应用研究院 | Conductive fiber and preparation method thereof, and capacitive pressure sensor and preparation method thereof |
| CN106609396B (en) * | 2016-09-30 | 2018-11-30 | 郑州大学 | A kind of elastic conduction nano fibre yarn and preparation method thereof |
| CN107287684B (en) * | 2017-05-31 | 2019-08-20 | 华南理工大学 | It is a kind of high to stretch highly sensitive quick sensing fiber of flexible force and preparation method thereof |
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2017
- 2017-05-31 CN CN201710401202.0A patent/CN107287684B/en active Active
- 2017-11-27 US US16/616,974 patent/US20200255981A1/en not_active Abandoned
- 2017-11-27 WO PCT/CN2017/113072 patent/WO2018218895A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104894750A (en) * | 2015-06-16 | 2015-09-09 | 青岛大学 | Force-sensitive stretchable electro-spinning patterning conductive nanofiber membrane and preparation method thereof |
| CN105063796A (en) * | 2015-07-21 | 2015-11-18 | 中国科学院宁波材料技术与工程研究所 | High-molecular composite conductive fiber and preparation method thereof |
| CN105623215A (en) * | 2016-02-02 | 2016-06-01 | 北京化工大学 | Flexible circuit conductive composition and 3D (three dimensional) printing based flexible circuit construction method |
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| US20200255981A1 (en) | 2020-08-13 |
| CN107287684A (en) | 2017-10-24 |
| WO2018218895A1 (en) | 2018-12-06 |
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