CN106801296B - A kind of flexible auxetic fabric and its manufacturing method of adjustable scale and shape memory - Google Patents
A kind of flexible auxetic fabric and its manufacturing method of adjustable scale and shape memory Download PDFInfo
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- CN106801296B CN106801296B CN201710128025.3A CN201710128025A CN106801296B CN 106801296 B CN106801296 B CN 106801296B CN 201710128025 A CN201710128025 A CN 201710128025A CN 106801296 B CN106801296 B CN 106801296B
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- auxetic
- fabric
- shape memory
- flexible
- filament
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Classifications
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- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
- D04H3/07—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments otherwise than in a plane, e.g. in a tubular way
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- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
- D04H3/153—Mixed yarns or filaments
Abstract
The present invention relates to the flexible auxetic fabrics and its manufacturing method of a kind of adjustable scale and shape memory, this method uses following preparation process: 1) by can the yarn that constitutes of heat setting long filament, shape memory filament knitted fabric and third component fiber composite, it is unwound from creel, it is arranged to auxetic pattern by yarn guide, and is consolidated on auxetic pattern by physics mode;2) shape memory filament knitted fabric makes fabric auxetic effect in reuse have shape keeping property;The sense of touch and visual style, transparency and density and tightness of third component fiber increase fabric;3) the flexible auxetic fabric of adjustable scale is formed;Or auxetic fabric size becomes smaller, form the flexible auxetic fabric of shape memory.The method have the characteristics that flexible auxetic fabric has stretching property and shape memory, it can be used for clothes, especially maternity dress, children's dress;Also package set, isolating and protecting pad, filtering material, sound absorption or acoustic material, composite material etc. be can be used as.
Description
Technical field
Stablize flexible auxetic fabric with the continuous preparation structure of shape memory and adjustable dimension the present invention relates to a kind of
Method can be used for the fields such as clothes isolating and protecting pad, filtering material, sound absorption or acoustic material, composite material, belong to textile garment
The processing technique field of fabric.
Background technique
Shape memory function fabric refers to the fabric with formative memory function, also referred to as memory fabric or formative memory cloth.It
With plasticity, and it is soft and do not have to worry damage creasy.The clothes made of the fabric are supported without external force,
Any form can independently be kept and any fold is presented, formation state can be restored after being flicked with hand completely, will not leave behind
Any folding line, it is conformal to have permanently.Shape memory fabric on the market mostly uses (poly- couple of shape memory polyurethane, PTT at present
Benzene dicarboxylic acid trimethylene glycol ester) fiber production, although having shape memory function, dimensionally but without adjustability, such as
Maternity dress, as pregnant woman's belly increases variable length, but its perimeter is becoming smaller, and forms certain compressing to foetus.Therefore, it opens
Hair has both adjustable scale and the fabric of shape memory function is all of great significance for the comfort and function sexual development of fabric.
And tradition knitting produces fabric with positive Poisson's ratio, Negative poisson's ratio repressive inevitable in deformation with woven mode
Fabric can provide the scale adjustability of fabric.
Material with Negative poisson's ratio is also known as auxetic materials, i.e. material broadens when stretching perpendicular to draw direction,
The phenomenon that material thickens when compression, auxetic materials are also referred to as one of 16 intellectual materials of 21 century, and constantly have with auxetic
Foamed material, polymeric material and the composite material of effect are produced out.Auxetic structure is made and presented using flexible material can
To provide basis for its extensive use, a variety of auxetic textile materials, including auxetic yarn, drawing are prepared for currently with auxetic structure
Swollen fabric etc..
The preparation of auxetic yarn is mainly shaped using the positive Poisson's ratio long filament of tradition by helical structure, makes it by axial drawing
When stretching effect, filament component leads to structure change since modulus is different, and location swap, the apparent diameter for showing as yarn increases
Greatly, the Uses of auxetic fibres (United States Patent (USP), patent of invention U.S.2011/8002879B2) of Hook is such as authorized,
Authorize a kind of negative poisson ratio yarn structure and its manufacturing method (patent of invention CN201210212844.3) of Hu Hong et al.;It closes
Knitted structure is mainly used in the preparation of auxetic fabric, insertion yarn is added wherein, makes knitted structure in draw-texture process
Gap is opened due to being embedded in the effect of yarn, auxetic effect is formed, such as authorizes the Fabrics having of Starbuck et al.
Knit structures exhibiting auxetic properties and garments formed thereby (beauty
State's patent, patent of invention U.S.2008/0011021A1), authorize the Auxetic knitted fabrics of Anand et al.
(United States Patent (USP), patent of invention WO2010/125397A1) authorizes the Auxetic fabric of Ugbolue et al.
Structure and related fabrication methods (United States Patent (USP), patent of invention U.S.2014/
8772187B2);It about the application of auxetic textile, can be used for dressing, such as authorize the Articles of Blakely et al.
Ofapparel with auxetic fabrics (United States Patent (USP), patent of invention U.S.2014/0109286A1), can be used for
Filtering, such as authorizes the Filtering face-piece respirator having an auxetic mesh of Martin et al.
In the mask body (United States Patent (USP), patent of invention U.S.2015/8967147B2), can be used for surge guard, such as authorizes
The Blast control blanket (United States Patent (USP), patent of invention U.S.2016/0040962A1) of Rossow et al., is authorized
Seating unit with auxetic support (United States Patent (USP), the patent of invention U.S.2015/ of Eberlein et al.
0320220A1)。
Although above-mentioned auxetic fabric uses fiber or yarn during the preparation process, main technique is still based on tradition
Knitting, though fabric product has an auxetic effect, short texture deforms excessive, and product is steady during reuse
Qualitative difference, application prospect are extremely limited.
Summary of the invention
It is an object of the invention to improve stability of auxetic fabric during reuse.
In order to achieve the above object, there is provided a kind of adjustable scale and shape memories for a technical solution of the invention
The manufacturing method of flexible auxetic fabric, which is characterized in that use following preparation process:
(a) by can the yarn that constitutes of heat setting long filament, shape memory filament knitted fabric and third component fiber composite, moved back from creel
Around, auxetic pattern is arranged to by yarn guide, and consolidated on auxetic pattern by physics mode, forms auxetic fabric,
Wherein: auxetic pattern is the structure graph that auxetic effect can be formed by mechanical deformation mechanism;
Shape memory filament knitted fabric is the elastic filament with multistage glass transition temperature and corresponding multistage high-elastic area, is made
Fabric auxetic effect in reuse has shape keeping property;
Third component fiber is natural fiber, regenerated fiber or chemical fibre, for increasing the sense of touch and vision wind of fabric
Lattice, transparency and density and tightness;
(b) auxetic fabric is become large-sized, stretches fabric to after being sized, keep heat fixed by first time thermosetting process
Shape long filament shapes and makes staple fiber relaxation setting, then makes shape memory filament knitted fabric by second of thermosetting process under set temperature
In second of thermosetting process corresponding high-elastic area and stable structure at use temperature, the flexible auxetic of adjustable scale is formed
Fabric;
Or auxetic fabric size becomes smaller, fabric is tiled and is under hot conditions, remembers heat setting long filament and shape
Recall long filament stress relaxation and retract to the size under corresponding high temperature, is then cooled to heat setting long filament and shape memory filament knitted fabric is fixed
Shape, then staple fiber relaxation setting is made by steam treatment, form the flexible auxetic fabric of shape memory.
Preferably, the shape memory filament knitted fabric is that at least 2 grades of at least 2 grades of glass transition temperatures and correspondence are high-elastic
The elastic filament in area, including shape memory polyurethane, shape memory polyester;The multistage glass transition of the shape memory filament knitted fabric
The maximum value of temperature is not higher than the use temperature of auxetic fabric;It is described can the glass transition temperature of heat setting long filament be higher than flexible auxetic
Fabric uses temperature and the environment temperature of washing or dry-cleaning.
Preferably, the auxetic pattern is the auxetic structure of infolding stack structure, the auxetic structure or interior of chiral rotational structure
The auxetic structure of rotational structure, can heat setting long filament, shape memory filament knitted fabric and third component fiber be arranged as such auxetic figure
Simultaneously fabric is made in case, assigns fabric stretching property by the deformation of structure.
Preferably, the auxetic pattern includes indent hexagon, star network, indent diamond shape, regular dodecahedron, trigonal lattice
Grid, center rotation rectangle, center rotary triangle shape, center rotation tetrahedron, chiral honeycomb, center polygonal, hinged six
Angular, articulated quadrilateral, hinged triangle etc. and combinations thereof.
Preferably, yarn is covered on the auxetic pattern, and yarn forms physics consolidation, packet on the intersection point of auxetic pattern
Include knotting, be socketed, collude with and combinations thereof.
Preferably, it is described can heat setting long filament, shape memory filament knitted fabric and third component fiber include auxetic fiber, non-auxetic
Fiber.
Preferably, the adjustable scale refers to that the extension strain of length direction is not less than 60%, the flexible auxetic face
Material has auxetic effect in adjustable range scale.
Preferably, the shape memory refers to that making fiber, deformation occurs, and stablizes by Temperature Treatment or power processing
Correspondence length under treatment temperature or power processing status;The flexible auxetic fabric of the shape memory is arranged by shape memory
Afterwards, the contraction strain of length direction is not less than 60%, and the flexibility auxetic fabric has auxetic effect within the scope of contraction strain.
Another technical solution of the invention there is provided the flexible auxetic fabric of a kind of adjustable scale and shape memory,
It is characterized in that there is flexibility, Negative poisson's ratio, shape memory reply, size-adjustable and knot by what above-mentioned method was formed
The stable flexible auxetic fabric of structure, without adding other binders, when length, radially broadens the flexibility auxetic fabric, long
Degree radially narrows when shrinking.
There is provided the flexible auxetics of a kind of above-mentioned adjustable scale and shape memory for another technical solution of the invention
The application of fabric, which is characterized in that be used for clothes, or for wrapping up set, isolating and protecting pad, filtering material, sound absorption or sound insulation material
Material, composite material.
The present invention has the flexible auxetic fabric of adjustable scale and shape memory using multicomponent filaments and fiber manufacture, no
Only product structure is stablized, and has the stretching property after reusing, and shape memory function can be reconciled by also having both scale, and due to using
Different component manufacture, has complementary advantages, and fabric totality style is good.It can be widely applied to clothes with high performance and special want
It asks in field.
The flexible auxetic fabric and its manufacturing method of a kind of adjustable scale and shape memory provided by the invention, using by can
The yarn that heat setting long filament, shape memory filament knitted fabric and third component fiber composite are constituted is manufactured at auxetic patterning
Flexible auxetic fabric.The auxetic fabric has flexibility, comfortable and easy to wear, adjustable scale, and the clothes which is prepared into become in length
When long, perimeter also broaden, when length shortens, perimeter also narrows;Especially as the fabric of maternity dress, according to maternity dress length
Auxetic fabric is gradually tuned up, is shaped by elongated demand, and maternity dress is elongated, and perimeter is also elongated, is not oppressed human body;It is existing
Some shape memory maternity dresses, it is elongated, but perimeter becomes smaller, and has compressing to human body.In addition, when maternity dress needs to become diminution again,
It is replied by shape memory, auxetic fabric is gradually returned into the original length, when length shortens, perimeter also becomes smaller.This hair
Bright feature is that flexible auxetic fabric has stretching property and shape memory, can be used for clothes, especially maternity dress length and becomes
It when long, radially broadens, to pregnant woman and fetus all without compressing constraint;Garment for children can become large-sized with age, both
Reduce waste, saving resource saves the puzzlement that parents buy clothes frequently for them again;Also different sizes and use be can be made
The package set on way, isolating and protecting pad, filtering material, sound absorption or acoustic material, composite material etc..
The principle of the invention lies in selection by can heat setting long filament, shape memory filament knitted fabric and third component fiber composite constitute
Yarn, manufacture at auxetic pattern, can it is hand-made, can also be produced in batches with mechanization;It is formed by have by yarn and be drawn
The auxetic fabric of swollen pattern, in the fabrication process, yarn is consolidated on the intersection point of auxetic pattern by physics mode;And it draws
Swollen pattern is the structure that auxetic effect can be formed by the mechanical deformations mechanism such as stretching, bending, rotation, translation, hinged
Figure;Become larger for auxetic fabric scale, forms the flexible auxetic fabric of adjustable scale, heat setting can be made by thermosetting process
Long filament setting, shape memory filament knitted fabric and staple fiber relaxation setting;Auxetic fabric size is become smaller or to original size, also by
High temperature makes heat setting long filament and shape memory filament knitted fabric stress relaxation and the original size that bounces back, and is then cooled to heat setting long filament
It shapes with shape memory filament knitted fabric, then staple fiber relaxation setting is made by steam treatment, form the flexible auxetic fabric of shape memory.
The features of the present invention and beneficial effect are:
1) the flexible auxetic fabric prepared by has the function of size adjustable and shape memory, avoids the deformation of auxetic fabric
Greatly, the unstable disadvantage of size in use, and shape memory function can make its reuse;
2) the flexible auxetic fabric prepared by can have flexibility, Negative poisson's ratio, shape without adding other binders
Shape remembers the performance of reply, size-adjustable and stable structure;
3) third component fiber can be natural fiber, regenerated fiber or chemical fibre in the method, can increase fabric
Sense of touch and visual style, transparency and density and tightness, improve the loose of fabric structure;
4) a kind of manufacturing method of the flexible auxetic fabric of adjustable scale and shape memory described in can it is hand-made,
It can be produced in batches with mechanization;
5) the method have the characteristics that flexible auxetic fabric has stretching property and shape memory, it can be used for clothes, especially
It when being maternity dress length, radially broadens, pregnant woman and fetus can be replied without compressing constraint, and after deforming;Children's dress
Dress can become large-sized with age, not only reduced waste, saved resource but also save parents and frequently buy clothes for them
Puzzlement;Also package set, isolating and protecting pad, filtering material, sound absorption or the acoustic material of different sizes and purposes be can be made, answered
Condensation material etc..
Detailed description of the invention
Fig. 1 is the adjustable scale of double-head arrow structure and shape memory flexibility auxetic fabric schematic diagram;
Fig. 2 (a) is that the adjustable scale of double-head arrow structure and shape memory flexibility auxetic fabric deform preceding schematic diagram;
Fig. 2 (b) is schematic diagram after the adjustable scale of double-head arrow structure and the deformation of shape memory flexibility auxetic fabric;
Fig. 3 (a) is that partial enlargement is illustrated in the adjustable scale of double-head arrow structure and shape memory flexibility auxetic fabric Fig. 2 (a)
Figure;
Fig. 3 (b) is that partial enlargement is illustrated in the adjustable scale of double-head arrow structure and shape memory flexibility auxetic fabric Fig. 2 (b)
Figure.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
The present invention provides the manufacturing methods of a kind of adjustable scale and the flexible auxetic fabric of shape memory, using following system
Standby technique:
(a) by can the yarn that constitutes of heat setting long filament, shape memory filament knitted fabric and third component fiber composite, moved back from creel
Around, auxetic pattern is arranged to by yarn guide, and consolidated on auxetic pattern by physics mode, forms auxetic fabric,
Wherein: auxetic pattern is the structure graph that auxetic effect can be formed by mechanical deformation mechanism;
Shape memory filament knitted fabric is the elastic filament with multistage glass transition temperature and corresponding multistage high-elastic area,;
The shape memory filament knitted fabric is at least 2 grades of glass transition temperature (maximum values of multistage glass transition temperature
Not higher than the use temperature of auxetic fabric) and corresponding at least 2 grades high-elastic areas elastic filament, make fabric in reuse
Auxetic effect has shape keeping property, including shape memory polyurethane, shape memory polyester;
Can the glass transition temperature of heat setting long filament be higher than the ring for using temperature and washing or dry-cleaning of flexible auxetic fabric
Border temperature;
Third component fiber is natural fiber, regenerated fiber or chemical fibre, for increasing the sense of touch and vision wind of fabric
Lattice, transparency and density and tightness;
Can heat setting long filament, shape memory filament knitted fabric and third component fiber include auxetic fiber, non-auxetic fiber;
Auxetic pattern is the auxetic structure of infolding stack structure, the auxetic structure of chiral rotational structure or interior rotational structure
Auxetic structure, can heat setting long filament, shape memory filament knitted fabric and third component fiber be arranged as such auxetic pattern and face be made
Material, by structure deformation assign fabric stretching property, including indent hexagon, star network, indent diamond shape, regular dodecahedron,
Triangle grid, center rotation rectangle, center rotary triangle shape, center rotation tetrahedron, chiral honeycomb, center polygonal,
Hinged hexagon, articulated quadrilateral, hinged triangle etc. and combinations thereof;
(b) auxetic fabric is become large-sized, stretches fabric to after being sized, keep heat fixed by first time thermosetting process
Shape long filament shapes and makes staple fiber relaxation setting, then makes shape memory filament knitted fabric by second of thermosetting process under set temperature
In second of thermosetting process corresponding high-elastic area and stable structure at use temperature, the flexible auxetic of adjustable scale is formed
Fabric;
Or auxetic fabric size becomes smaller, fabric is tiled and is under hot conditions, remembers heat setting long filament and shape
Recall long filament stress relaxation and retract to the size under corresponding high temperature, is then cooled to heat setting long filament and shape memory filament knitted fabric is fixed
Shape, then staple fiber relaxation setting is made by steam treatment, form the flexible auxetic fabric of shape memory.
Adjustable scale refers to the extension strain of length direction not less than 60%, and the flexible auxetic fabric is in adjustable scale
There is auxetic effect in range;
Shape memory refers to that making fiber, deformation occurs, and stablizes in treatment temperature or power by Temperature Treatment or power processing
Correspondence length under processing status;After the flexible auxetic fabric of the shape memory is arranged by shape memory, length direction
Contraction strain is not less than 60%, and the flexibility auxetic fabric has auxetic effect within the scope of contraction strain.
The present invention also provides the flexible auxetic fabrics of a kind of adjustable scale and shape memory, are formed by above-mentioned method
With flexibility, Negative poisson's ratio, shape memory reply, size-adjustable and stable structure flexible auxetic fabric, it is described soft
Property auxetic fabric without adding other binders, when length, radially broadens, and when Length Contraction radially narrows.
The flexible auxetic fabric of the adjustable scale and shape memory that are formed can be used for the clothes such as maternity dress, children's dress, or use
In package set, isolating and protecting pad, filtering material, sound absorption or acoustic material, composite material.
Claims (10)
1. a kind of manufacturing method of the flexible auxetic fabric of adjustable scale and shape memory, which is characterized in that using following preparation
Technique:
(a) by can the yarn that constitutes of heat setting long filament, shape memory filament knitted fabric and third component fiber composite, unwound from creel,
It is arranged to auxetic pattern by yarn guide, and is consolidated on auxetic pattern by physics mode, auxetic fabric is formed,
In: auxetic pattern is the structure graph that auxetic effect can be formed by mechanical deformation mechanism;
Shape memory filament knitted fabric is the elastic filament with multistage glass transition temperature and corresponding multistage high-elastic area, makes fabric
Auxetic effect has shape keeping property in reuse;
Third component fiber is natural fiber or chemical fibre, for increasing the sense of touch and visual style, transparency and close of fabric
Degree and tightness;
(b) auxetic fabric is become large-sized, stretches fabric to after being sized, making by first time thermosetting process can heat setting
Long filament shapes and makes the relaxation setting of third component fiber, then makes shape memory by second of thermosetting process under set temperature
Long filament is in second of thermosetting process corresponding high-elastic area and stable structure at use temperature, forms the flexibility of adjustable scale
Auxetic fabric;
Or auxetic fabric size becomes smaller, fabric is tiled and is under hot conditions, making can heat setting long filament and shape memory
Long filament stress relaxation simultaneously retracts to the size under corresponding high temperature, be then cooled to can heat setting long filament and shape memory filament knitted fabric it is fixed
Shape, then the relaxation setting of third component fiber is made by steam treatment, form the flexible auxetic fabric of shape memory.
2. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
It is, the shape memory filament knitted fabric is the elasticity length of at least 2 grades of glass transition temperatures and corresponding at least 2 grades high-elastic areas
Silk, including shape memory polyurethane, shape memory polyester;The maximum of the multistage glass transition temperature of the shape memory filament knitted fabric
Value is not higher than the use temperature of auxetic fabric;It is described can the glass transition temperature of heat setting long filament be higher than the use of flexible auxetic fabric
Temperature and the environment temperature of washing.
3. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
It is, the auxetic pattern is the auxetic structure of infolding stack structure, the auxetic structure of chiral rotational structure or interior rotational structure
Auxetic structure, can heat setting long filament, shape memory filament knitted fabric and third component fiber be arranged as such auxetic pattern and face be made
Material assigns fabric stretching property by the deformation of structure.
4. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
It is, the auxetic pattern includes indent hexagon, star network, indent diamond shape, regular dodecahedron, triangle grid, center rotation
Torque shape, center rotary triangle shape, chiral honeycomb, center polygonal, hinged hexagon, articulated quadrilateral, hinged triangle
Shape and combinations thereof.
5. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
It is, yarn is covered on the auxetic pattern, and yarn forms physics consolidation on the intersection point of auxetic pattern, including knots.
6. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
Be, it is described can heat setting long filament, shape memory filament knitted fabric and third component fiber include auxetic fiber, non-auxetic fiber.
7. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
It is, the adjustable scale refers to the extension strain of length direction not less than 60%, and the flexible auxetic fabric is in adjustable ruler
Spending has auxetic effect in range.
8. the manufacturing method of the flexible auxetic fabric of a kind of adjustable scale as described in claim 1 and shape memory, feature
Be, the shape memory refers to that making fiber, deformation occurs by Temperature Treatment or power processing, and stablize in treatment temperature or
Correspondence length under power processing status;After the flexible auxetic fabric of the shape memory is arranged by shape memory, length direction
Contraction strain be not less than 60%, it is described flexibility auxetic fabric within the scope of contraction strain have auxetic effect.
9. the flexible auxetic fabric of a kind of adjustable scale and shape memory, which is characterized in that pass through side as described in claim 1
Method formed with flexibility, Negative poisson's ratio, shape memory reply, size-adjustable and stable structure flexible auxetic fabric,
Without adding other binders, when length, radially broadens the flexibility auxetic fabric, and when Length Contraction radially narrows.
10. a kind of application of the flexible auxetic fabric of adjustable scale as claimed in claim 9 and shape memory, feature exist
In for clothes, or for wrapping up set, isolating and protecting pad, filtering material, sound absorption or acoustic material, composite material.
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US11280031B2 (en) | 2017-07-14 | 2022-03-22 | Regents Of The University Of Minnesota | Active knit compression garments, devices and related methods |
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CN105163615A (en) * | 2012-08-27 | 2015-12-16 | 耐克创新有限合伙公司 | Dynamic materials integrated into articles for adjustable physical dimensional characteristics |
CN204181024U (en) * | 2012-08-31 | 2015-03-04 | 安德阿默有限公司 | Comprise the wearing product of auxetic materials |
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