CN107955983A - A kind of production technology for preparing two-component nanofiber - Google Patents
A kind of production technology for preparing two-component nanofiber Download PDFInfo
- Publication number
- CN107955983A CN107955983A CN201711077014.3A CN201711077014A CN107955983A CN 107955983 A CN107955983 A CN 107955983A CN 201711077014 A CN201711077014 A CN 201711077014A CN 107955983 A CN107955983 A CN 107955983A
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- China
- Prior art keywords
- spinneret
- component
- nanofiber
- hopper
- production technology
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- 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.)
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Classifications
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- 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
- D01D13/00—Complete machines for producing artificial threads
-
- 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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
Abstract
The invention discloses a kind of production technology for preparing two-component nanofiber.The present invention using electrical heating make after two kinds of plastic pellets hot melt and meanwhile pressurize be crosslinked spinneret after air-flow stretch the manufacturing technology technique to form nanoscale bicomponent fibers, can by controlling the property of different plastics to obtain multiple characters and the nanofiber of function, such as：With the two-component spiral elasticity fiber of different hot melt shrinkages, change wire vent permeability shape and wire vent angle two-component abnormal shape and foreign fiber, the bicomponent fibers of difference in functionality can be obtained to the even mixed different function nano material of hot melt in two kinds of different hoppers.It can be used for filler material and make a nanometer quilt, textile material can also be made spin the functional yarn of super soft elastic performance being formed with the nanofiber fabric of exceptional function.It is a novel universal technology of nano material.Solves the unicity of present single-component nanometer fiberizing；The nano-composite fiber of different component can be made so that nano material more diversification and multifunction.
Description
Technical field
Present invention relates particularly to a kind of production technology for preparing two-component nanofiber.
Background technology
Nano material has special optical property, electric property and space geometry structure, is research electric transmission, nanometer
The idealized system of the physical property such as optical properties of material and mechanical property.Themselves there is important answer in terms of nano-device
With prospect, it will play the role of can not be substituted particularly in terms of device miniaturization, have become the hot spot of research.
There are a variety of methods for preparing nanofiber, such as pulling method, templated synthesis, self assembly and fabric of island-in-sea type spinning at present,
But be required for complexity technical process or have particular/special requirement to material, be extremely difficult to it is simple, quick, a large amount of, prepare in high quality
The demand of nanofiber.
The technical process that pulling method prepares nanofiber is similar to traditionally dry spinning process, can obtain single nanometer
Long fibre.But the main problem of this method is that only viscoelastic material is only possible to be drawn into nanofiber, is greatly limited
Its application range.
Templated synthesis represents a kind of method for directly preparing nanofiber, it is to utilize the various moulds with one-dimensional pattern
Plate guides the formation of nanofiber, obtains the nano material of surface topography and template complementation.Templated synthesis is a kind of simpler
Single, efficient, inexpensive method, but easily the nanofibrous structures formed are caused brokenly during template is removed
It is bad, and technical process is more complicated.
Self-assembling method refers to the construction units such as molecule and nano particle in equilibrium conditions, by non-covalent bond effect certainly
Hair ground be combined into thermodynamically stablize, aggregation process special in definite, performance in structure.Self assembling process is once general
Automatically some construction unit such as expected terminal, molecule is proceeded to by auto arrangement into patterns such as nanofibers, but it is this
Method needs longer time and yield very little.
Sea-island-type composite spun technology is that two kinds of heterogeneities are obtained islands-in-sea type fibre by spinning, in this fiber
A kind of component is that " sea " another kind is " island ".Both components are continuous intensive, equally distributed upwards in fiber axis, if will
The composition in " sea " removes and has just obtained superfine fibre.But fibre diameter prepared by this method is all in more than 1000nm.
There is various deficiencies for the above-mentioned method for preparing nanofiber, it is desirable to provide a kind of effectively to prepare nanofiber
Method, this method have significantly advantage compared with other methods.
The content of the invention
Goal of the invention：In order to solve the deficiencies in the prior art, the present invention provides a kind of two-component nanofiber of preparing
Production technology.
Technical solution：A kind of production technology for preparing two-component nanofiber, prepares the device bag of two-component nanofiber
Including rack, conveyer belt, air compressor machine, barostat, compressed air spray head, helicoid conveyer, blending bunker, the first hopper,
Two hoppers, spinneret mould, finished bin, retarder and motor；
Finished bin is installed, the bottom of the finished bin has conveyer belt to pass through, and the conveyer belt is connected with the rack
Retarder, the retarder are controlled by motor；Compressed air spray head, the compressed air are installed in the top of the finished bin
Nozzle is connected with air compressor machine, and the adjusting that barostat carries out air pressure is additionally provided between the air compressor machine and compressed air spray head；
Blending bunker is installed with outside the top of the finished bin, spinneret mould, the spinneret mould are housed in the blending bunker
2 mutually independent helicoid conveyers are connected to by conduit, are separately installed with 2 mutually independent helicoid conveyers
First hopper and the second hopper；
The production technology of the preparation two-component nanofiber, includes the following steps：Two kinds of different plastic components point
By being heated into melting state not in the first hopper and the second hopper, high pressure is formed by the screw extruding of helicoid conveyer
Plastic solution, then by conduit reach spinneret mould spinneret spinneret come out, by compressed air spray head high pressure draught into
Row stretching, air velocity can be controlled by barostat, and the nanofiber of ejection can uniformly be spread on the conveyor belt, according to need
Seek the paving nanometer cotton thickness that thickness adjusts every square.
Further, the spinneret face of the nanometer spinneret mould is equipped with several spinneret orifice, two kinds of component materials
Wire vent after mutually melting on 8 font border of spinneret orifice opening.
Further, the single hole diameter of the spinneret orifice exists0.001-0.005mm。
Further, two kinds of different plastic materials are the different two-component spiral elasticity fibers for heating shrinkages.
Beneficial effect：The present invention is made using electrical heating after two kinds of plastic pellets hot melt while air-flow drawing after crosslinking spinneret of pressurizeing
The manufacturing technology technique to form nanoscale bicomponent fibers is stretched, can be by controlling the property of different plastics to obtain multiple characters and work(
The nanofiber of energy, such as：With the two-component spiral elasticity fiber of different hot melt shrinkages, change wire vent permeability shape and wire vent angle
Two-component abnormal shape and foreign fiber, difference can be obtained to the even mixed different function nano material of hot melt in two kinds of different hoppers
The bicomponent fibers of function --- such as：Antibacterial, anti-mite, anion, far infrared, deodorization etc..It can be used for filler material and make nanometer quilt
Son, can also do textile material and spin the functional yarn of super soft elastic performance being formed with the nanofiber face of exceptional function
Material.It is a novel universal technology of nano material.Solves the unicity of present single-component nanometer fiberizing；It can make
The nano-composite fiber of different component so that nano material more diversification and multifunction.
Brief description of the drawings
Fig. 1 is the overall structure diagram in the present invention；
Fig. 2 is the structure diagram of the spinneret orifice in the present invention；
Fig. 3 is the vertical section figure of the spinneret orifice in the present invention；
Fig. 4 is the drawing in side sectional elevation of the spinneret orifice in the present invention.
Embodiment
The technical solution in the embodiment of the present invention will be clearly and completely described below, so that the technology of this area
Personnel can be better understood from advantages and features of the invention, so as to make apparent boundary to protection scope of the present invention
It is fixed.Embodiment described in the invention is only part of the embodiment of the present invention, instead of all the embodiments, based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Embodiment
As shown in Figure 1, a kind of device for preparing two-component nanofiber, including rack 1, conveyer belt 2, air compressor machine 3, air pressure
Adjuster 4, compressed air spray head 5, helicoid conveyer 6, blending bunker 7, the first hopper 8, the second hopper 9, spinneret mould 10, finished product
Storehouse 11, retarder 12 and motor 13.
Finished bin 11 is installed, the bottom of the finished bin 11 has conveyer belt 2 to pass through, the conveyer belt 2 in the rack 1
Retarder 12 is connected with, the retarder 12 is controlled by motor 13；Compressed air spray is installed in the top of the finished bin 11
First 5, the compressed air spray head 5 is connected with air compressor machine 3, and air pressure tune is additionally provided between the air compressor machine 3 and compressed air spray head 5
Save the adjusting that device 4 carries out air pressure.
Blending bunker 7 is installed with outside the top of the finished bin 11, spinneret mould 10 is housed in the blending bunker 7, it is described
Spinneret mould 10 is connected on 2 mutually independent 6,2 mutually independent helicoid conveyers 6 of helicoid conveyer by conduit
It is separately installed with the first hopper 8 and the second hopper 9.
The production technology of the preparation two-component nanofiber, includes the following steps：Two kinds of different plastic components point
By being heated into melting state not in the first hopper 8 and the second hopper 9, formed by the screw extruding of helicoid conveyer 6
High-pressure plastic solution, the spinneret spinneret that spinneret mould 10 is then reached by conduit comes out, by the high pressure of compressed air spray head 5
Air-flow is stretched, and air velocity can be controlled by barostat 4, and the nanofiber of ejection can uniformly be layered on conveyer belt 2
On, thickness adjusts every square of paving nanometer cotton thickness according to demand.
In the present embodiment, as in Figure 2-4, the spinneret face of the nanometer spinneret mould 10 is equipped with several spinneret
Hole 14, wire vent after two kinds of component materials mutually melt on 8 font border of spinneret orifice opening.The single hole diameter of the spinneret orifice 14 exists
0.001-0.005mm.Two kinds of different plastic materials are the different two-component spiral elasticity fibers for heating shrinkages.
The present invention makes after two kinds of plastic pellets hot melt while pressurizes to be crosslinked air-flow after spinneret and stretch to be formed to receive using electrical heating
The manufacturing technology technique of meter level bicomponent fibers, can be by controlling the property of different plastics to obtain the nanometer of multiple characters and function
Fiber, such as：With the two-component spiral elasticity fiber of different hot melt shrinkages, change wire vent permeability shape and wire vent angle two-component is different
Type and foreign fiber, the double of difference in functionality can be obtained to the even mixed different function nano material of hot melt in two kinds of different hoppers
Component fiber --- such as：Antibacterial, anti-mite, anion, far infrared, deodorization etc..It can be used for filler material and make a nanometer quilt, can also
Make textile material and spin the functional yarn of super soft elastic performance and be formed with the nanofiber fabric of exceptional function.It is a nanometer material
One novel universal technology of material.Solves the unicity of present single-component nanometer fiberizing；Different component can be made
Nano-composite fiber, the nano material for being more diversification and multifunction.
Claims (4)
- A kind of 1. production technology for preparing two-component nanofiber, it is characterised in that：Prepare the device bag of two-component nanofiber Including rack (1), conveyer belt (2), air compressor machine (3), barostat (4), compressed air spray head (5), helicoid conveyer (6), Blending bunker (7), the first hopper (8), the second hopper (9), spinneret mould (10), finished bin (11), retarder (12) and motor (13)；Finished bin (11) is installed, the bottom of the finished bin (11) has conveyer belt (2) to pass through, described defeated on the rack (1) Band (2) is sent to be connected with retarder (12), the retarder (12) is controlled by motor (13)；Pacify in the top of the finished bin (11) Equipped with compressed air spray head (5), the compressed air spray head (5) is connected with air compressor machine (3), and the air compressor machine (3) is empty with compression The adjusting that barostat (4) carries out air pressure is additionally provided between gas nozzle (5)；Blending bunker (7) is installed with outside the top of the finished bin (11), spinneret mould (10) is housed in the blending bunker (7), The spinneret mould (10) is connected to 2 mutually independent helicoid conveyers (6) by conduit, and 2 mutually independent spiral The first hopper (8) and the second hopper (9) are separately installed with conveyer (6)；The production technology of the preparation two-component nanofiber, includes the following steps：Two kinds of different plastic components exist respectively By being heated into melting state in first hopper (8) and the second hopper (9), by the screw extruding shape of helicoid conveyer (6) Into high-pressure plastic solution, the spinneret spinneret that spinneret mould (10) is then reached by conduit comes out, by compressed air spray head (5) High pressure draught stretched, air velocity can be controlled by barostat (4), and the nanofiber of ejection can be uniformly layered on On conveyer belt (2), thickness adjusts every square of paving nanometer cotton thickness according to demand.
- 2. the production technology according to claim 1 for preparing two-component nanofiber, it is characterised in that：The nanometer spinneret The spinneret face of mould (10) is equipped with several spinneret orifice (14), and two kinds of component materials are on 8 font side of spinneret orifice opening Mutually melt rear wire vent in boundary.
- 3. the production technology according to claim 2 for preparing two-component nanofiber, it is characterised in that：The spinneret orifice (14) single hole diameter exists
- 4. the production technology according to claim 1 for preparing two-component nanofiber, it is characterised in that：Described two kinds are not Same plastic material is the different two-component spiral elasticity fibers for heating shrinkages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711077014.3A CN107955983A (en) | 2017-11-06 | 2017-11-06 | A kind of production technology for preparing two-component nanofiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711077014.3A CN107955983A (en) | 2017-11-06 | 2017-11-06 | A kind of production technology for preparing two-component nanofiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107955983A true CN107955983A (en) | 2018-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711077014.3A Pending CN107955983A (en) | 2017-11-06 | 2017-11-06 | A kind of production technology for preparing two-component nanofiber |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1331766A (en) * | 1998-11-12 | 2002-01-16 | 金伯利-克拉克环球有限公司 | Crimped multicomponent fibers and methods of making same |
| CN1411520A (en) * | 1999-12-20 | 2003-04-16 | 纳幕尔杜邦公司 | Melt spun polyester nonwoven sheet |
| CN1561418A (en) * | 2001-09-26 | 2005-01-05 | 纳幕尔杜邦公司 | A method for making spunbond nonwoven fabric from multiple component filaments |
| JP2008144289A (en) * | 2006-12-07 | 2008-06-26 | Teijin Fibers Ltd | Spinneret for conjugated fiber |
| CN102296426A (en) * | 2011-08-09 | 2011-12-28 | 温州朝隆纺织机械有限公司 | Equipment used for producing double-compound spunbonded nonwoven fabric and manufacture method thereof |
| CN106149071A (en) * | 2016-08-31 | 2016-11-23 | 王家铭 | Outside bicomponent dies, compound parallel type is from Curl chopped fiber production method |
| CN106835506A (en) * | 2017-02-20 | 2017-06-13 | 恒天嘉华非织造有限公司 | A kind of Thief zone high elongation rate non-woven fabric composite material and preparation method thereof |
-
2017
- 2017-11-06 CN CN201711077014.3A patent/CN107955983A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1331766A (en) * | 1998-11-12 | 2002-01-16 | 金伯利-克拉克环球有限公司 | Crimped multicomponent fibers and methods of making same |
| CN1411520A (en) * | 1999-12-20 | 2003-04-16 | 纳幕尔杜邦公司 | Melt spun polyester nonwoven sheet |
| CN1561418A (en) * | 2001-09-26 | 2005-01-05 | 纳幕尔杜邦公司 | A method for making spunbond nonwoven fabric from multiple component filaments |
| JP2008144289A (en) * | 2006-12-07 | 2008-06-26 | Teijin Fibers Ltd | Spinneret for conjugated fiber |
| CN102296426A (en) * | 2011-08-09 | 2011-12-28 | 温州朝隆纺织机械有限公司 | Equipment used for producing double-compound spunbonded nonwoven fabric and manufacture method thereof |
| CN106149071A (en) * | 2016-08-31 | 2016-11-23 | 王家铭 | Outside bicomponent dies, compound parallel type is from Curl chopped fiber production method |
| CN106835506A (en) * | 2017-02-20 | 2017-06-13 | 恒天嘉华非织造有限公司 | A kind of Thief zone high elongation rate non-woven fabric composite material and preparation method thereof |
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| PB01 | Publication | ||
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Application publication date: 20180424 |