CN109252228A - The micro-fluidic device for spinning of electrostatic and spinning technique - Google Patents
The micro-fluidic device for spinning of electrostatic and spinning technique Download PDFInfo
- Publication number
- CN109252228A CN109252228A CN201811243009.XA CN201811243009A CN109252228A CN 109252228 A CN109252228 A CN 109252228A CN 201811243009 A CN201811243009 A CN 201811243009A CN 109252228 A CN109252228 A CN 109252228A
- Authority
- CN
- China
- Prior art keywords
- receiver
- motor
- mobile slide
- micro
- spinning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009987 spinning Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 238000000520 microinjection Methods 0.000 claims abstract description 29
- 239000000243 solution Substances 0.000 claims abstract description 19
- 239000002121 nanofiber Substances 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 9
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 8
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 5
- 229920001610 polycaprolactone Polymers 0.000 claims description 5
- 239000004632 polycaprolactone Substances 0.000 claims description 5
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 5
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 5
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 5
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 5
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 235000019253 formic acid Nutrition 0.000 claims description 4
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000001523 electrospinning Methods 0.000 abstract description 2
- 238000010041 electrostatic spinning Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 4
- 239000004926 polymethyl methacrylate Substances 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000002070 nanowire Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
- D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0069—Electro-spinning characterised by the electro-spinning apparatus characterised by the spinning section, e.g. capillary tube, protrusion or pin
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0092—Electro-spinning characterised by the electro-spinning apparatus characterised by the electrical field, e.g. combined with a magnetic fields, using biased or alternating fields
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The present invention relates to a kind of micro-fluidic device for spinning of electrostatic and spinning techniques, are made of high-voltage DC power supply 1, micro-injection pump 2, control panel 3, Mobile Slide 4, Mobile Slide motor 5, spinneret syringe needle 6, workbench 7, cartridge type receiver 8, receiver motor 9, air exhausting device 10, lighting device 11 and cavity 12；Spinning solution is attached in the syringe of micro-injection pump 2, makes spinneret syringe needle 6 close to cartridge type receiver 8 and fixed；When polymer drop contacts receiver, fiber is wrapped on receiver 8 by the effect of tractive force；Start Mobile Slide motor 5 and receiver motor 9, receiver motor 9 is rotated with movable barrel type receiver 8 receives silk, and Mobile Slide motor 5 drives Mobile Slide 4 mobile by screw rod, makes the silk pair-wise offset on receiver, forms orderly fiber array；It is moved back and forth by Mobile Slide 4 with movable barrel type receiver 8, adds nanofiber layer stackup, form nano fibrous membrane.The present invention solves traditional electrospinning process and is difficult to prepare orderly fiber array, expands the application field of fiber.
Description
Technical field
The present invention relates to a kind of micro-fluidic device for spinning of novel electrostatic and spinning techniques, specifically provide one kind and both may be used
It again can be with the device and combination process of microfluid spinning with electrostatic spinning.
Background technique
Nanofiber is not widely used in organizational project, the fields such as flexibility wearing and supercapacitor at present.However, mesh
Preceding mainstream spining technology, such as electrostatic spinning, the spinning techniques such as melt spinning and centrifugal spinning, with the hair of technical need
Exhibition, also exposes some limitations.Such as electrostatic spinning, due to its can spinning polymer it is wide, the fibre diameter spun is minimum, extensive
Using.However, electrostatic spinning can only by conductive polymer solution or melt in strong electrical field jet spinning, for it is some almost absolutely
Edge or for the biggish polymer solution of viscosity, they are prepared into nanofiber by the mode for being difficult to adopt electrostatic spinning.
In addition, its arrangement of the nanofiber prepared by electrostatic spinning mode is often unordered.Therefore, developing a kind of can prepare
The nanofiber of the ultrafine diameter of ordered arrangement is at urgent problem to be solved.
Microfluid spining technology can prepare ordered fiber array due to features such as its is easy to operate, safety, diversifications
And it is widely noticed.But since microfluid spining technology is started late, there are still some technical limitations, the silk weaved out
Usually all within the scope of several microns, thus the nanofiber of the ultrafine diameter for the ordered arrangement that weave out also need by its with
Traditional spining technology combines.Present invention selection combines microfluid spining technology and electrostatic spinning technique, develops one
Kind not only can prepare superfine nano fiber but also can prepare the novel spinning process flow of the nano fibrous membrane of ordered arrangement.
Summary of the invention
The purpose of the invention is to improve problems and shortcomings of the existing technology, a kind of micro-fluidic spinning of electrostatic is provided
Silk device, it is a further object of the present invention to provide prepare multifunctional nano tunica fibrosa using the micro-fluidic device for spinning of above-mentioned electrostatic
Spinning technique, traditional electrostatic spinning is combined with microfluid spinning, is invented a kind of both all comprising electrostatic spinning
Function can prepare the fibre technology of oldered array again.By by electrostatic and it is micro-fluidic combine, prepare orderly nanometer
Fiber array.It mainly solves traditional electrospinning process to be difficult to prepare orderly fiber array, meanwhile, expand fiber
Application field.
The present invention is achieved by the following technical solutions:
The micro-fluidic device for spinning of electrostatic, it is characterised in that by high-voltage DC power supply 1, micro-injection pump 2, control panel 3, move
Dynamic slide unit 4, spinneret syringe needle 6, workbench 7, cartridge type receiver 8, receiver motor 9, air exhausting device 10, shines Mobile Slide motor 5
Bright device 11 and cavity 12 form；Mobile Slide 4, Mobile Slide motor 5, workbench 7, cartridge type receiver 8, receiver motor 9
It is built in inside cavity 12；Wherein high-voltage DC power supply 1 is mounted on the top of cavity 12, utilizes conducting wire and 6 phase of spinneret syringe needle
Connection；Micro-injection pump 2 is built in a lateral roof of cavity 12 by metal partion (metp), and control panel 3 is embedded in the one of cavity 12
Side surface passes through route and micro-injection pump 2, Mobile Slide motor 5, receiver motor 9, air exhausting device 10 and lighting device 11
It is connected；Mobile Slide motor 5 is fixed on the top of Mobile Slide 4, is placed in the top of workbench 7, passes through Mobile Slide electricity
Machine 5 controls Mobile Slide bilateral reciprocation；Cartridge type receiver 8, one end and workbench phase are equipped in the lower section of workbench 7
Even, receiver motor 9 is fixed on 8 other end of receiver, is connected by route with receiver and drives receiver rotation；In the cavity
Air exhausting device 10 is installed, the solvent in the spinning process that can go out in time on the angle of the portion other side；Lighting device 11 is built in
12 other side of cavity, to observe.
The present invention also provides a kind of spinning that multifunctional nano tunica fibrosa is prepared using above-mentioned electrostatic micro fluidic device
Technique, the specific steps of which are as follows: polymer is dissolved into the spinning solution of certain mass score with solvent and is encased in micro note
It penetrates in the syringe in 2 devices of pump, make spinneret syringe needle 6 close to cartridge type receiver 8 and fixes；Height is set by control panel 3
Press the voltage swing of DC source 1, the rate of micro-injection pump 2, Mobile Slide motor 5 and receiver motor 9；Work as polymer drop
When contacting receiver, fiber is wrapped on receiver 8 by the effect of tractive force；Start Mobile Slide motor 5 and receiver
Motor 9, receiver motor 9 is rotated with movable barrel type receiver 8 receives silk, and Mobile Slide motor 5 drives Mobile Slide 4 to move by screw rod
It is dynamic, make the silk pair-wise offset on receiver, forms orderly fiber array；It is reciprocal with movable barrel type receiver 8 by Mobile Slide 4
Movement, adds nanofiber layer stackup, forms nano fibrous membrane.
It is preferred that the polymer is polyvinylpyrrolidone (PVP), polymethyl methacrylate (PMMA), thermoplastic poly
Urethane (tPU), nylon66 fiber, Kynoar (PVDF) or polycaprolactone (PCL)；The solvent is water, chloroform, N, N- diformazan
Base formamide or formic acid.
It is preferred that the mass fraction range of spinning solution is in 15%-25%.
It is preferred that the internal-and external diameter diameter of spinneret syringe needle (6) used control respectively 0.21-0.72mm and 0.42-1.08mm it
It is interior.
It is preferred that the output voltage size of high-voltage DC power supply 1 is between 10-50KV.
It is preferred that the flow control of micro-injection pump 2 is in 0.1-2ml/h.
It is preferred that the speed of rotation control of cartridge type receiver 8 is in 200-600rpm, 4 gliding cable structure of Mobile Slide is controlled in 500-
10000μm/s。
The fibre diameter that the present invention is spun is between 50nm-1 μm.
The utility model has the advantages that
For microfluid spinning, nanofiber diameter produced by the present invention is smaller, and compares traditional Static Spinning
Silk, the present invention can prepare orderly nanofiber array, and stability is good.In addition, joined air draft dress in whole preparation process
It sets, improves safety, the solvent evaporated in spinning process can be removed in time, reduce the injury to human body.
Detailed description of the invention
Fig. 1 is the schematic flow diagram for preparing orderly nano fibrous membrane: wherein 1- high-voltage DC power supply, 2- micro-injection pump,
3- control panel, 4- Mobile Slide, 5- Mobile Slide motor, 6- spinneret syringe needle, 7- workbench, 8- cartridge type receiver, 9- are received
Device motor, 10- air exhausting device, 11- lighting device, 12- cavity.
Specific embodiment
Below by way of specific embodiment, the present invention is further explained, but the present invention is not merely defined in these embodiments.
Embodiment 1
A kind of micro-fluidic device for spinning combined of electrostatic, constructional device figure as shown in Figure 1: by high-voltage DC power supply 1,
Micro-injection pump 2, control panel 3, Mobile Slide 4, Mobile Slide motor 5, spinneret syringe needle 6, workbench 7, cartridge type receiver 8,
Receiver motor 9, air exhausting device 10, lighting device 11, cavity 12 form.Wherein receiver motor 9 passes through with cartridge type receiver 8
Screw rod connection drives receiver rotation, has spinneret syringe needle 6 in the top of cartridge type receiver 8, spinneret syringe needle 6 passes through micro pump front tube
It is connected with micro-injection pump 2.It is control panel 3,3 internal wiring of control panel and micro-injection pump immediately below micro-injection pump
2, Mobile Slide motor 5, receiver motor 9, air exhausting device 10 are connected with lighting device 11.Mobile Slide motor 5 and movement
Slide unit 4 is connected by screw rod, and receiver motor 9 and cartridge type receiver 8 are each attached on workbench 7.Mobile Slide motor 5 rotates
8 bilateral reciprocation of Mobile Slide 4 and cartridge type receiver can be driven by screw rod, nanofiber layer stackup can be made to add, is formed
Nano fibrous membrane.
Embodiment 2
Firstly, we are soluble in water by polymer beads polyvinylpyrrolidone (PVP), being configured to mass fraction is 15%
Spinning solution, the flow velocity of micro-injection pump 2 is set as 0.1ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to 50KV, mobile
The setting of slide unit motor speed is arranged in 10000 μm/s, the speed of rotation of cartridge type rotating receiver in 600rpm.Spinning solution passes through
Spinneret syringe needle 6 is passed through in micro-injection pump outflow, and (internal-and external diameter of spinneret syringe needle is respectively 0.21mm, 0.42mm) it is thin to form liquid
Fiber is solidified into after stream rapidly, fiber is wrapped on cartridge type receiver 7 by the effect of tractive force.Finally, passing through control plane
Plate 3 starts Mobile Slide motor 5 and receiver motor 8, and receiver motor 8 is rotated with movable barrel type receiver 7 receives silk, Mobile Slide
Motor 5 drives Mobile Slide 4 mobile by screw rod, makes on receiver to be pair-wise offset, forms orderly nanofiber array.
Meanwhile by the reciprocating motion of Mobile Slide and receiver, silk can be made to be layering, form nano fibrous membrane.The fiber spun
Diameter is between 50nm-200nm, and tunica fibrosa obtained can save for a long time.
Embodiment 3
Firstly, polymer beads polymethyl methacrylate (PMMA) is dissolved in chloroform by we, it is configured to mass fraction
For 18% spinning solution, the flow velocity of micro-injection pump 2 is set as 0.5ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to
40KV, the setting of Mobile Slide motor speed are arranged in 8000 μm/s, the speed of rotation of cartridge type rotating receiver in 500rpm.Spinning
Solution passes through spinneret syringe needle 6 by micro-injection pump outflow, sprays (internal-and external diameter of silk syringe needle is respectively 0.32mm, 0.64mm), shape
At fiber is solidified into rapidly after liquid stream, fiber is wrapped on cartridge type receiver 7 by the effect of tractive force.Finally, logical
It crosses control panel 3 and starts Mobile Slide motor 5 and receiver motor 8, receiver motor 8 is rotated with movable barrel type receiver 7 receives silk,
Mobile Slide motor 5 drives Mobile Slide 4 mobile by screw rod, makes on receiver to be pair-wise offset, forms orderly nanometer
Fiber array.Meanwhile by the reciprocating motion of Mobile Slide and receiver, silk can be made to be layering, form nano fibrous membrane.Institute
The fibre diameter of spinning is between 200nm-400nm, and tunica fibrosa obtained can save for a long time.
Embodiment 4
Firstly, polymer beads thermoplastic polyurethane (tPU) is dissolved in n,N-Dimethylformamide by we, it is configured to matter
The spinning solution that score is 20% is measured, the flow velocity of micro-injection pump 2 is set as 1ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to
30KV, the setting of Mobile Slide motor speed are arranged in 5000 μm/s, the speed of rotation of cartridge type rotating receiver in 400rpm.Spinning
Solution passes through spinneret syringe needle 6 by micro-injection pump outflow, and (internal-and external diameter of spinneret syringe needle is respectively 0.4mm, 0.8mm) is formed
Fiber is solidified into after liquid stream rapidly, fiber is wrapped on cartridge type receiver 7 by the effect of tractive force.Finally, passing through
Control panel 3 starts Mobile Slide motor 5 and receiver motor 8, and receiver motor 8 is rotated with movable barrel type receiver 7 receives silk, moves
Dynamic slide unit motor 5 drives Mobile Slide 4 mobile by screw rod, makes on receiver to be pair-wise offset, forms orderly Nanowire
Tie up array.Meanwhile by the reciprocating motion of Mobile Slide and receiver, silk can be made to be layering, form nano fibrous membrane.It is spun
Fibre diameter between 400nm-600nm, and tunica fibrosa obtained can save for a long time.
Embodiment 5
Firstly, polymer nylon 66 is dissolved in formic acid by we, it is configured to the spinning solution that mass fraction is 22%, it is micro
The flow velocity of syringe pump 2 is set as 1.5ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to 20KV, the setting of Mobile Slide motor speed
It is arranged in the speed of rotation of 1000 μm/s, cartridge type rotating receiver in 300rpm.Spinning solution is flowed out by micro-injection pump to pass through
Spinneret syringe needle 6 is crossed, (internal-and external diameter of spinneret syringe needle is respectively 0.52mm, 0.94mm) is solidified into rapidly fibre after forming liquid stream
Fiber, is wrapped on cartridge type receiver 7 by dimension by the effect of tractive force.Finally, starting Mobile Slide electricity by control panel 3
Machine 5 and receiver motor 8, receiver motor 8 is rotated with movable barrel type receiver 7 receives silk, and Mobile Slide motor 5 is driven by screw rod
Mobile Slide 4 is mobile, makes on receiver to be pair-wise offset, forms orderly nanofiber array.Meanwhile passing through Mobile Slide
With the reciprocating motion of receiver, silk can be made to be layering, form nano fibrous membrane.The fibre diameter spun is in 600nm-800nm
Between, and tunica fibrosa obtained can save for a long time.
Embodiment 6
Firstly, polymer polyvinylidene fluoride (PVDF) is dissolved in n,N-Dimethylformamide by we, it is configured to quality point
The spinning solution that number is 25%, the flow velocity of micro-injection pump 2 are set as 2ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to
10KV, the setting of Mobile Slide motor speed are arranged in 500 μm/s, the speed of rotation of cartridge type rotating receiver in 200rpm.Spinning
Solution passes through spinneret syringe needle 6, (internal-and external diameter of spinneret syringe needle is respectively 0.72mm, 1.08mm), shape by micro-injection pump outflow
At fiber is solidified into rapidly after liquid stream, fiber is wrapped on cartridge type receiver 7 by the effect of tractive force.Finally, logical
It crosses control panel 3 and starts Mobile Slide motor 5 and receiver motor 8, receiver motor 8 is rotated with movable barrel type receiver 7 receives silk,
Mobile Slide motor 5 drives Mobile Slide 4 mobile by screw rod, makes on receiver to be pair-wise offset, forms orderly nanometer
Fiber array.Meanwhile by the reciprocating motion of Mobile Slide and receiver, silk can be made to be layering, form nano fibrous membrane.Institute
The fibre diameter of spinning is between 800nm-1 μm, and tunica fibrosa obtained can save for a long time.
Embodiment 7
Firstly, polymer poly caprolactone (PCL) is dissolved in formic acid by we, it is molten to be configured to the spinning that mass fraction is 16%
Liquid, the flow velocity of micro-injection pump 2 are set as 0.3ml/h, and the voltage swing of high-voltage DC power supply 1 is adjusted to 45KV, Mobile Slide motor
Rate setting is arranged in 9000 μm/s, the speed of rotation of cartridge type rotating receiver in 500rpm.Spinning solution passes through micro-injection
Spinneret syringe needle 6 is passed through in pump outflow, and (internal-and external diameter of spinneret syringe needle is respectively 0.21mm, 0.42mm) is formed after liquid stream rapidly
It is solidified into fiber, fiber is wrapped on cartridge type receiver 7 by the effect of tractive force.Finally, being moved by the starting of control panel 3
Dynamic slide unit motor 5 and receiver motor 8, receiver motor 8 is rotated with movable barrel type receiver 7 receives silk, and Mobile Slide motor 5 passes through
Screw rod drives Mobile Slide 4 mobile, makes on receiver to be pair-wise offset, forms orderly nanofiber array.Meanwhile passing through
The reciprocating motion of Mobile Slide and receiver can make silk be layering, and form nano fibrous membrane.The fibre diameter spun exists
Between 100nm-300nm, and tunica fibrosa obtained can save for a long time.
Claims (9)
1. the micro-fluidic device for spinning of electrostatic, it is characterised in that by high-voltage DC power supply (1), micro-injection pump (2), control panel
(3), Mobile Slide (4), Mobile Slide motor (5), spinneret syringe needle (6), workbench (7), cartridge type receiver (8), receiver electricity
Machine (9), air exhausting device (10), lighting device (11) and cavity (12) composition；Mobile Slide (4), Mobile Slide motor (5), work
Make platform (7), cartridge type receiver (8), receiver motor (9) and is built in cavity (12) inside；Wherein high-voltage DC power supply (1) is pacified
Mounted in the top of cavity (12), it is connected using conducting wire with spinneret syringe needle (6)；Micro-injection pump (2) passes through built in metal partion (metp)
In a lateral roof of cavity (12), control panel (3) is embedded in a side surface of cavity (12), passes through route and micro-injection pump
(2), Mobile Slide motor (5), receiver motor (9), air exhausting device (10) are connected with lighting device (11)；Mobile Slide electricity
Machine (5) is fixed on the top of Mobile Slide (4), is placed in the top of workbench (7), is controlled and is moved by Mobile Slide motor (5)
Dynamic slide unit bilateral reciprocation；Cartridge type receiver (8) are equipped in the lower section of workbench (7), one end is connected with workbench, receives
Device motor (9) is fixed on receiver (8) other end, is connected by route with receiver and drives receiver rotation；Portion in the cavity
Air exhausting device (10) are installed on the angle of the other side；Lighting device (11) is built in cavity (12) other side, to observe.
2. a kind of spinning technique that multifunctional nano tunica fibrosa is prepared using electrostatic micro fluidic device as described in claim 1,
The specific steps of which are as follows: polymer is dissolved into the spinning solution of certain mass score with solvent and is encased in micro-injection pump
(2) in the syringe in device, make spinneret syringe needle (6) close to cartridge type receiver (8) and fixed；It is arranged by control panel (3)
The rate of the voltage swing in good high voltage direct current source (1), micro-injection pump (2), Mobile Slide motor (5) and receiver motor (9)；
When polymer drop contacts receiver, fiber is wrapped on receiver (8) by the effect of tractive force；Start Mobile Slide
Silk, Mobile Slide motor (5) are received in motor (5) and receiver motor (9), receiver motor (9) band movable barrel type receiver (8) rotation
It drives Mobile Slide (4) mobile by screw rod, makes the silk pair-wise offset on receiver, form orderly fiber array；Pass through shifting
Dynamic slide unit (4) band movable barrel type receiver (8) moves back and forth, and adds nanofiber layer stackup, forms nano fibrous membrane.
3. spinning technique according to claim 2, it is characterised in that the polymer is polyvinylpyrrolidone, poly- first
Base methyl acrylate, thermoplastic polyurethane, nylon66 fiber, Kynoar or polycaprolactone；The solvent be water, chloroform, N,
Dinethylformamide or formic acid.
4. spinning technique according to claim 2, it is characterised in that the mass fraction range of spinning solution is in 15%-25%.
5. spinning technique according to claim 2, it is characterised in that the internal-and external diameter diameter of spinneret syringe needle (6) used is distinguished
Control is within 0.21-0.72mm and 0.42-1.08mm.
6. spinning technique according to claim 2, it is characterised in that the output voltage size of high-voltage DC power supply (1) exists
Between 10-50KV.
7. spinning technique according to claim 2, it is characterised in that the flow control of micro-injection pump (2) is in 0.1-2ml/
h。
8. spinning technique according to claim 2, it is characterised in that the speed of rotation of cartridge type receiver (8) is controlled in 200-
600rpm, Mobile Slide (4) gliding cable structure are controlled in 500-10000 μm/s.
9. the spinning technique stated according to claim 2, it is characterised in that the fibre diameter spun is between 50nm-1 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811243009.XA CN109252228A (en) | 2018-10-24 | 2018-10-24 | The micro-fluidic device for spinning of electrostatic and spinning technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811243009.XA CN109252228A (en) | 2018-10-24 | 2018-10-24 | The micro-fluidic device for spinning of electrostatic and spinning technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109252228A true CN109252228A (en) | 2019-01-22 |
Family
ID=65045836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811243009.XA Pending CN109252228A (en) | 2018-10-24 | 2018-10-24 | The micro-fluidic device for spinning of electrostatic and spinning technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109252228A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241514A (en) * | 2019-04-25 | 2019-09-17 | 扬州纪元纺织有限公司 | A kind of chitosan filament non-woven fabrics and plant-source antibacterial nanofiber composite material and preparation method thereof |
| CN110656382A (en) * | 2019-10-24 | 2020-01-07 | 季华实验室 | Cylinder type electrostatic spinning near-field direct writing device |
| CN110707317A (en) * | 2019-11-20 | 2020-01-17 | 泽晖新能源材料研究院(珠海)有限公司 | Silicon-carbon negative electrode material preparation device |
| CN112281303A (en) * | 2020-10-27 | 2021-01-29 | 福建师范大学 | Biological friendly medical rib fracture bandage preparation facilities |
| CN112553700A (en) * | 2020-12-07 | 2021-03-26 | 许宗诚 | Emulsion electrospinning process for producing new high-performance fiber material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664346A (en) * | 2009-09-02 | 2010-03-10 | 南通大学 | Artificial nerve graft prepared by electrostatic spinning and preparation method and special device thereof |
| CN103757717A (en) * | 2014-01-14 | 2014-04-30 | 南京捷纳思新材料有限公司 | Microfluid spinning device used for preparing orderly orienting fiber |
| CN105839204A (en) * | 2016-05-01 | 2016-08-10 | 上海大学 | Layered intravascular stent forming system and method based on electrostatic direct writing and electrospinning technology |
| WO2016163651A1 (en) * | 2015-04-09 | 2016-10-13 | 울산과학기술원 | Electrospinning apparatus using drum collector and transparent electrode preparation method using same |
| CN108486663A (en) * | 2018-04-09 | 2018-09-04 | 南京捷纳思新材料有限公司 | A kind of microfluid spinning-drawing machine electromagnetic heating solidification equipment and method |
| CN209555419U (en) * | 2018-10-24 | 2019-10-29 | 南京捷纳思新材料有限公司 | The micro-fluidic device for spinning of electrostatic |
-
2018
- 2018-10-24 CN CN201811243009.XA patent/CN109252228A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664346A (en) * | 2009-09-02 | 2010-03-10 | 南通大学 | Artificial nerve graft prepared by electrostatic spinning and preparation method and special device thereof |
| CN103757717A (en) * | 2014-01-14 | 2014-04-30 | 南京捷纳思新材料有限公司 | Microfluid spinning device used for preparing orderly orienting fiber |
| WO2016163651A1 (en) * | 2015-04-09 | 2016-10-13 | 울산과학기술원 | Electrospinning apparatus using drum collector and transparent electrode preparation method using same |
| CN105839204A (en) * | 2016-05-01 | 2016-08-10 | 上海大学 | Layered intravascular stent forming system and method based on electrostatic direct writing and electrospinning technology |
| CN108486663A (en) * | 2018-04-09 | 2018-09-04 | 南京捷纳思新材料有限公司 | A kind of microfluid spinning-drawing machine electromagnetic heating solidification equipment and method |
| CN209555419U (en) * | 2018-10-24 | 2019-10-29 | 南京捷纳思新材料有限公司 | The micro-fluidic device for spinning of electrostatic |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110241514A (en) * | 2019-04-25 | 2019-09-17 | 扬州纪元纺织有限公司 | A kind of chitosan filament non-woven fabrics and plant-source antibacterial nanofiber composite material and preparation method thereof |
| CN110656382A (en) * | 2019-10-24 | 2020-01-07 | 季华实验室 | Cylinder type electrostatic spinning near-field direct writing device |
| CN110707317A (en) * | 2019-11-20 | 2020-01-17 | 泽晖新能源材料研究院(珠海)有限公司 | Silicon-carbon negative electrode material preparation device |
| CN110707317B (en) * | 2019-11-20 | 2022-03-25 | 长园泽晖新能源材料研究院(珠海)有限公司 | Silicon-carbon negative electrode material preparation device |
| CN112281303A (en) * | 2020-10-27 | 2021-01-29 | 福建师范大学 | Biological friendly medical rib fracture bandage preparation facilities |
| CN112553700A (en) * | 2020-12-07 | 2021-03-26 | 许宗诚 | Emulsion electrospinning process for producing new high-performance fiber material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109252228A (en) | The micro-fluidic device for spinning of electrostatic and spinning technique | |
| CN101126179B (en) | High-speed air-blowing static spinning composite preparation method and device for ultra-fine polymer fibre | |
| CN105839204B (en) | Layering intravascular stent formation system and method based on electrostatic direct write and electrostatic spinning technique | |
| CN103088478B (en) | A kind of orientation electro-spun nanofiber yarn continuous preparation device | |
| CN108385173B (en) | Electrostatic spinning nozzle with separated control of liquid level curvature and electric field and spinning method thereof | |
| CN100593592C (en) | Apparatus for electro-blowing or blowing-assisted electro-spinning technology and process for post treatment of electrospun or electroblown membranes | |
| CN103215667B (en) | A kind of method and apparatus preparing the long nano fibre yarn of the nylon that can be used for again textile process | |
| CN104878461B (en) | Large-scale magnetic spinning equipment and method using equipment for manufacturing micro-nano-meter fibers | |
| Chase et al. | New methods to electrospin nanofibers | |
| CN104878456B (en) | Magnetic spinning device and method using device for manufacturing micro-nano-meter fibers | |
| CN108411383B (en) | Porous spherical electrostatic spinning nozzle and spinning method thereof | |
| CN101709534A (en) | Device and method for manufacturing airflow melting electrostatic spinning nano-fiber non-woven fabric | |
| CN101994162A (en) | Microfluid electrostatic spinning device | |
| CN105970314B (en) | A kind of air-flow aided linear tooth electrode electrostatic spinning apparatus | |
| CN209555419U (en) | The micro-fluidic device for spinning of electrostatic | |
| CN109234919A (en) | A kind of gas blowout microfluidic device being used to prepare nanofiber and technique | |
| CN106222763A (en) | A kind of electrostatic spinning apparatus preparing spiral micro nanometer fiber continuously and method thereof | |
| CN108505129A (en) | A kind of device for spinning and technique preparing ordered nano-fibers array | |
| CN107344075A (en) | A kind of preparation method of electrostatic spinning hollow-fibre membrane | |
| CN104695031B (en) | A kind of electrostatic spinning apparatus | |
| CN204676205U (en) | A kind of extensive magnetic spinning equipment | |
| CN109281028A (en) | The equipment and preparation method thereof of the different combined yarn of One-step production POY/FDY tri- | |
| CN113274174B (en) | Self-rolling intravascular stent forming system and forming method | |
| CN111394805A (en) | Sea urchin-shaped electrostatic spinning nozzle and spinning method thereof | |
| CN108411384B (en) | Cylindrical electrostatic spinning device and method along gravity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |