CN107475789A - A kind of film splits the method that method rapid batch prepares auxetic fiber - Google Patents
A kind of film splits the method that method rapid batch prepares auxetic fiber Download PDFInfo
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- CN107475789A CN107475789A CN201710958980.XA CN201710958980A CN107475789A CN 107475789 A CN107475789 A CN 107475789A CN 201710958980 A CN201710958980 A CN 201710958980A CN 107475789 A CN107475789 A CN 107475789A
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- auxetic
- fiber
- film
- splits
- rapid batch
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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
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
- D01D5/426—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments by cutting films
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a kind of method that film splits method rapid batch preparation auxetic fiber, methods described includes：(a) template with auxetic structure is prepared；(b) the wire side shape material of film or non-woven cloth form is prepared in template prepared by (a) using curtain coating, calendering or spinning mode；(c) by (b) film being collected into or non-woven cloth form wire side shape material shaping and sheet or strip material are cut into；(d) sheet or strip material after (c) is cut carry out twisting processing formation fine strip shape material；(e) fine strip shape material is post-processed, to improve its mechanical property, corrects its size or assign its function, form auxetic fiber.Method in the present invention is unlimited to high polymer material species, the controllable auxetic fiber of size can be manufactured with rapid batch, while its function can be assigned by post-processing, be a kind of innovation efficiently, the auxetic fiber new preparation process of energy-conserving and environment-protective, the auxetic fibre structure of preparation is stable, good mechanical properties.
Description
Technical field
The present invention relates to a kind of method that method rapid batch preparation auxetic fiber is split using film, belong to textile garment auxetic
The preparation field of structural material.
Background technology
Auxetic materials refer to the material with Negative poisson's ratio, i.e. material broadens in stretching perpendicular to draw direction,
Material thickening phenomenon during compression.Auxetic materials are referred to as one of 21 century intellectual material, and constantly have with auxetic effect
Foamed material, polymeric material and composite are produced out.Preparing auxetic textile mainly has two kinds of approach, and one kind is to use
The fiber of auxetic makes, and another kind is the structure using auxetic.Textile material is constructed relative to using auxetic structure, auxetic is fine
The preparation of dimension is made slow progress.
Research of the recent domestic about auxetic fiber is analyzed, concentrates on and starts with from change high polymer internal microstructure,
Conventional melt spinning technique is such as improved, makes high polymer long filament is internal after shaping there is micropore, so as to possess auxetic effect, such as authorizes
Alderson et al. Auxetic filamentary materials (United States Patent (USP), patent of invention U.S.2007/
7247265B2), the more traditional spinning technique of technique is complicated, and unmanageable, and workable high polymer is limited species, production
Auxetic fibrous mechanical property it is also poor, greatly limit the application of auxetic fiber.And the research for directly preparing auxetic yarn is then led
The positive Poisson's ratio long filament of tradition is used to be shaped by helical structure, making it, filament component is due to mould when being acted on by axial tension
Amount is different and causes structure change, and location swap shows as the apparent diameter increase of yarn, such as authorizes Hook Uses of
Auxetic fibres (United States Patent (USP), patent of invention U.S.2011/8002879B2), authorize Hu Hong et al. the negative pool of one kind
Pine can prepare the yarn with auxetic performance than yarn texture and its manufacture method (patent of invention CN201210212844.3)
Line, but yarn texture is unstable, is easily slid between long filament.The research of auxetic fiber or auxetic yarn rests on laboratory at present
Stage, it is impossible to mass-produced forms stable auxetic fiber or yarn.
The content of the invention
The technical problem to be solved in the present invention is：Being capable of the controllable auxetic fiber of rapid batch manufacture size.
In order to solve the above-mentioned technical problem, drawing is prepared the technical scheme is that providing a kind of film and splitting method rapid batch
The method of swollen fiber, it is characterised in that comprise the following steps：
(a) template with auxetic structure is prepared；
(b) the wire side shape material that film or non-woven cloth form are prepared using curtain coating, calendering or spinning mode is made in step (a)
In standby template；
(c) film or the wire side shape material shaping of non-woven cloth form that are collected into step (b) simultaneously cut into sheet or bar
Shape material；
(d) strengthen the fiber interphase interaction of sheet or strip material after step (c) cutting, form fine strip shape material；
(e) the fine strip shape material that step (d) obtains is post-processed, to improve its mechanical property, correct its size or
Its function is assigned, forms auxetic fiber.
Preferably, auxetic structure described in step (a) includes foldable structure and rotational structure, and the foldable structure and rotation are tied
Structure has the property that the expansion of other directions is shunk with other directions under contractive condition under stretching condition；
The auxetic structure by knitting, it is woven, weave, subtract material processing and increase material process, wherein, subtract material processing include machine
Tool quarter, graduating with cutter, photoetching, laser incising, ion are carved, include 3D printing method at electronics quarter or chemical etching mode, increasing material processing；
The form of the template is plane, tubulose, curved or its combination.
Preferably, auxetic structure described in step (a) is two-dimentional auxetic structure or three-dimensional auxetic structure, the two-dimentional auxetic knot
Structure or three-dimensional auxetic structure are that the pattern or structure to form auxetic effect can be acted on by deformation mechanism, including indent honeycomb,
Star network, indent rhombus, regular dodecahedron, triangle grid, central rotation rectangle, central rotation triangle, central rotation four
Face body, chiral honeycomb, central rotation polyhedron, be hinged hexagon, articulated quadrilateral, be hinged triangle or its combination.
Preferably, the raw material of film described in step (b) or non-woven cloth form wire side shape material is natural high polymer, regeneration
High polymer, synthetic high polymer or recycling high polymer, the raw material are polarity or nonpolar, auxetic or non-auxetic, pure system or
It is blended.
Preferably, the collection mode of film described in step (b) or non-woven cloth form wire side shape material be dry collection or
For can wet method collect, and install auxiliary shaping mechanism additional before the film splits cutting, the auxetic structure on stable planar material.
Preferably, in step (c) by film be cut into sheet or strip material foundation be the property of high polymer, final fiber
Size and purposes.
Preferably, in step (d), strengthen the mode of its fiber interphase interaction for mechanical twisting, false twisting, air twisting,
Vortex twisting, jet friction or chemical bonding.
Preferably, the auxetic fiber of preparation has stretching property, and can be prepared with rapid batch.
Preferably, the auxetic fibre structure of preparation is stable, good mechanical properties, available for clothes, filtering material, biology doctor
With, organizational project, photoelectric material, surge guard, sensor or field of compound material.
The features of the present invention and beneficial effect are：
1. the inventive method can easy, quick, the preparation auxetic fiber of batch, be a kind of innovation efficiently, energy-conserving and environment-protective
Auxetic fiber new preparation process.
Can be natural, regeneration, synthesis 2. the high polymer for the preparation auxetic fiber that the present invention uses is not limited to species
With recycling.
3. it is different according to the final purposes of auxetic fiber, the technique that film splits and the technique post-processed can be controlled, to prepare
Auxetic fiber with different sizes, performance and function.
4. the auxetic fiber prepared has stable auxetic performance, good mechanical properties, clothes, mistake may be directly applied to
The fields such as filter material material, bio-medical, organizational project, photoelectric material, surge guard, sensor, composite, market prospects are wide
It is wealthy.
Brief description of the drawings
Fig. 1 (a) to Fig. 1 (c) is a kind of indent hexagon cellular two dimension auxetic structure；
Fig. 2 is a kind of two-dimension flexible auxetic structure of internal rotation；
Fig. 3 is a kind of three-dimension flexible auxetic structure of internal rotation；
Fig. 4 is a kind of three-dimension flexible auxetic structure of interior folding；
Fig. 5 is a kind of two-dimension flexible auxetic structure of interior folding；
Fig. 6 is a kind of double-head arrow two dimension auxetic structure；
Fig. 7 is a kind of sinusoidal two-dimentional auxetic structure.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Patent Example of the present invention splits the method for method rapid batch preparation auxetic fiber, institute using a kind of film of the present invention
The method of stating includes：(a) template with auxetic structure is prepared；(b) film or non-woven is prepared using curtain coating, calendering or spinning mode
The wire side shape material of cloth form is in template prepared by (a)；(c) by (b) film being collected into or non-woven cloth form wire side shape material
Anticipate type and cut into sheet or strip material；(d) sheet or strip material after (c) is cut carry out twisting processing and formed carefully
Strip material；(e) fine strip shape material is post-processed, to improve its mechanical property, corrects its size or assign its function, shape
Into auxetic fiber.
Method in the present invention is unlimited to high polymer material species, and it is fine the controllable auxetic of size can be manufactured with rapid batch
Dimension, at the same can by post-process assign its function, be it is a kind of innovation efficiently, the auxetic fiber new preparation process of energy-conserving and environment-protective,
The auxetic fibre structure of preparation is stable, good mechanical properties, available for clothes, filtering material, bio-medical, organizational project, light
The fields such as electric material, surge guard, sensor, composite.
A kind of film of the present invention splits the method that method rapid batch prepares auxetic fiber, and in particular to following 5 implementation
Example：
Embodiment 1
Regenerated fiber beam is used as raw material, wet spinning, template auxetic structure is indent hexagon cellular, such as Fig. 1 (a) institutes
Show, film uses mechanical twisting after splitting or is wound into auxetic fiber (shown in such as Fig. 1 (b)), after the auxetic fiber drawn formed
Section significantly becomes big (shown in such as Fig. 1 (c)).
Embodiment 2
Polypropylene is used as raw material, melt-blown process, template auxetic structure is double-head arrow auxetic structure, and film uses false twisting after splitting
Form auxetic fiber.
Embodiment 3
Polyamide 6 is used as raw material, Multi needle Static Spinning, template auxetic structure is Star Network structure, and film uses after splitting
Air is twisted into auxetic fiber.
Embodiment 4
Polyacrylonitrile is used as raw material, needle-less Static Spinning, dry collection deposit fiber, template auxetic structure is chiral honeybee
Nest, film use friction twisting into auxetic fiber after splitting.
Embodiment 5
Recycling polyester is used as raw material, melting is spun, and template auxetic structure is indent hexagon cellular, and film uses after splitting
Mechanical twisting is into auxetic fiber.
Claims (9)
1. a kind of film splits the method that method rapid batch prepares auxetic fiber, it is characterised in that comprises the following steps：
(a) template with auxetic structure is prepared；
(b) prepare what the wire side shape material of film or non-woven cloth form was prepared in step (a) using curtain coating, calendering or spinning mode
In template；
(c) film or the wire side shape material shaping of non-woven cloth form that are collected into step (b) simultaneously cut into sheet or strip material
Material；
(d) strengthen the fiber interphase interaction of sheet or strip material after step (c) cutting, form fine strip shape material；
(e) the fine strip shape material that step (d) obtains is post-processed, to improve its mechanical property, corrects its size or imparting
Its function, form auxetic fiber.
2. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(a) auxetic structure described in includes foldable structure and rotational structure, and the foldable structure and rotational structure have under stretching condition it
The property that his direction expansion is shunk with other directions under contractive condition；
The auxetic structure by knitting, it is woven, weave, subtract material processing and increase material process, wherein, subtract material processing include machinery
Quarter, graduating with cutter, photoetching, laser incising, ion are carved, include 3D printing method at electronics quarter or chemical etching mode, increasing material processing；
The form of the template is plane, tubulose, curved or its combination.
3. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(a) auxetic structure described in is two-dimentional auxetic structure or three-dimensional auxetic structure, and the two-dimentional auxetic structure or three-dimensional auxetic structure are
Can act on the pattern or structure to form auxetic effect by deformation mechanism, including indent honeycomb, star network, indent rhombus,
Regular dodecahedron, triangle grid, central rotation rectangle, central rotation triangle, central rotation tetrahedron, chiral honeycomb, center
Polygonal, be hinged hexagon, articulated quadrilateral, be hinged triangle or its combination.
4. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(b) raw material of film described in or non-woven cloth form wire side shape material be natural high polymer, regeneration high polymer, synthetic high polymer,
Or recycling high polymer, the raw material are polarity or nonpolar, auxetic or non-auxetic, pure system or it is blended.
5. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(b) collection mode of film described in or non-woven cloth form wire side shape material be dry collection or for can wet method collect, and in institute
State and install auxiliary shaping mechanism before film splits cutting additional, the auxetic structure on stable planar material.
6. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(c) in by film be cut into sheet or strip material foundation be high polymer property, the size and purposes of final fiber.
7. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in that step
(d) in, strengthen the mode of its fiber interphase interaction for mechanical twisting, false twisting, air twisting, vortex twisting, jet friction or
Chemical bonding.
8. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in for preparing
Auxetic fiber there is stretching property, and can be prepared with rapid batch.
9. a kind of film according to claim 1 splits the method that method rapid batch prepares auxetic fiber, it is characterised in for preparing
Auxetic fibre structure it is stable, good mechanical properties, available for clothes, filtering material, bio-medical, organizational project, photoelectricity material
Material, surge guard, sensor or field of compound material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710958980.XA CN107475789A (en) | 2017-10-16 | 2017-10-16 | A kind of film splits the method that method rapid batch prepares auxetic fiber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710958980.XA CN107475789A (en) | 2017-10-16 | 2017-10-16 | A kind of film splits the method that method rapid batch prepares auxetic fiber |
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| CN107475789A true CN107475789A (en) | 2017-12-15 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050891A (en) * | 2017-12-19 | 2018-05-18 | 北京理工大学 | A kind of compound sandwich ballistic structure |
| CN108221911A (en) * | 2018-03-06 | 2018-06-29 | 山东大学 | A kind of TGXG with Negative poisson's ratio and preparation method thereof |
| CN108505528A (en) * | 2018-05-25 | 2018-09-07 | 山东大学 | A kind of TGXG and its manufacturing method with auxetic effect |
| CN108642640A (en) * | 2018-05-03 | 2018-10-12 | 东华大学 | A kind of preparation method and purposes of rigidity gradient auxetic materials |
| CN109707284A (en) * | 2019-01-10 | 2019-05-03 | 五邑大学 | A kind of negative poisson's ratio honeycomb sandwich construction and sandwich plate |
| CN113333750A (en) * | 2021-05-31 | 2021-09-03 | 西北有色金属研究院 | Preparation process of metal fiber porous material with three-dimensional negative Poisson's ratio |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686380A (en) * | 2009-12-30 | 2012-09-19 | 3M创新有限公司 | Method of making an auxetic mesh |
| KR20140129684A (en) * | 2013-04-30 | 2014-11-07 | 주식회사 한국이엔티 | High tenacity film yarn having enhanced tensile strength, method and apparatus for manufacturing the same |
| CN104947211A (en) * | 2015-05-27 | 2015-09-30 | 西安工程大学 | Film-slitting method electrostatic spinning continuous nanofiber yarn device and nanofiber yarn preparing method |
| CN106894164A (en) * | 2017-03-06 | 2017-06-27 | 东华大学 | A kind of method of the standby flexibility auxetic materials of use template electric spinning |
| CN107217390A (en) * | 2017-06-09 | 2017-09-29 | 东华大学 | A kind of utilization high-temperature fusion method of electrostatic spinning prepares device, method and the purposes of auxetic filament fiber |
-
2017
- 2017-10-16 CN CN201710958980.XA patent/CN107475789A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686380A (en) * | 2009-12-30 | 2012-09-19 | 3M创新有限公司 | Method of making an auxetic mesh |
| KR20140129684A (en) * | 2013-04-30 | 2014-11-07 | 주식회사 한국이엔티 | High tenacity film yarn having enhanced tensile strength, method and apparatus for manufacturing the same |
| CN104947211A (en) * | 2015-05-27 | 2015-09-30 | 西安工程大学 | Film-slitting method electrostatic spinning continuous nanofiber yarn device and nanofiber yarn preparing method |
| CN106894164A (en) * | 2017-03-06 | 2017-06-27 | 东华大学 | A kind of method of the standby flexibility auxetic materials of use template electric spinning |
| CN107217390A (en) * | 2017-06-09 | 2017-09-29 | 东华大学 | A kind of utilization high-temperature fusion method of electrostatic spinning prepares device, method and the purposes of auxetic filament fiber |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050891A (en) * | 2017-12-19 | 2018-05-18 | 北京理工大学 | A kind of compound sandwich ballistic structure |
| CN108050891B (en) * | 2017-12-19 | 2023-10-31 | 北京理工大学 | Composite sandwich bulletproof structure |
| CN108221911A (en) * | 2018-03-06 | 2018-06-29 | 山东大学 | A kind of TGXG with Negative poisson's ratio and preparation method thereof |
| CN108221911B (en) * | 2018-03-06 | 2024-01-12 | 山东大学 | Geogrid with negative poisson ratio effect and preparation method thereof |
| CN108642640A (en) * | 2018-05-03 | 2018-10-12 | 东华大学 | A kind of preparation method and purposes of rigidity gradient auxetic materials |
| CN108505528A (en) * | 2018-05-25 | 2018-09-07 | 山东大学 | A kind of TGXG and its manufacturing method with auxetic effect |
| CN108505528B (en) * | 2018-05-25 | 2024-01-23 | 山东大学 | Geogrid with auxetic effect and manufacturing method thereof |
| CN109707284A (en) * | 2019-01-10 | 2019-05-03 | 五邑大学 | A kind of negative poisson's ratio honeycomb sandwich construction and sandwich plate |
| CN113333750A (en) * | 2021-05-31 | 2021-09-03 | 西北有色金属研究院 | Preparation process of metal fiber porous material with three-dimensional negative Poisson's ratio |
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Application publication date: 20171215 |