CN108315831A - A kind of abnormity porous fibre and its spinneret orifice - Google Patents
A kind of abnormity porous fibre and its spinneret orifice Download PDFInfo
- Publication number
- CN108315831A CN108315831A CN201810366297.1A CN201810366297A CN108315831A CN 108315831 A CN108315831 A CN 108315831A CN 201810366297 A CN201810366297 A CN 201810366297A CN 108315831 A CN108315831 A CN 108315831A
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- China
- Prior art keywords
- flat
- porous fibre
- abnormity
- exit orifice
- endoporus
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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
-
- 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
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
- D01D5/247—Discontinuous hollow structure or microporous structure
-
- 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
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention discloses a kind of special-shaped porous fibre and its spinneret orifices, including special-shaped porous fibre ontology, the cross sectional shape of the abnormity porous fibre ontology is made of three " T " words, the perpendicular center that special-shaped porous fibre ontology is intersected at 120 degree of angles of three " T " words;The line density of degree of hollowness >=16% of the abnormity porous fibre ontology, special-shaped porous fibre ontology is 0.1 30dtex;The abnormity porous fibre is one kind in polyester fiber, melting spinning fiber, viscose rayon and glass fibre;The abnormity porous fibre is long fibre or staple fiber.The profiled filament anti-collapse ability of the present invention is strong, good warmth retention effect, good permeability, while having excellent optical effect.
Description
Technical field
The present invention relates to a kind of special-shaped porous fibre and its spinneret orifices, belong to polyester chemical fibre manufacturing technology field.
Background technology
With the improvement of living standards, requirement of the people to textile is also higher and higher, since supply falls short of demand for natural fiber,
Staple fibre imitated natural fabric is the target of people's effort for many years, Profiled hollow fiber as a kind of artificial chemical fibre by
In its excellent optical effect, it is hollow light the features such as only selection of many people to coverstock material.In existing abnormity
Hollow fiber mainly has "U" shaped fiber, triangle doughnut etc., and Profiled hollow fiber has both profiled filament large specific surface area, light
Good effect and doughnut moisture-inhibiting, feature warming, elasticity is good are learned, but current Profiled hollow fiber is in spinning and post-processing
In the process since the effect of thermal deformation and mechanical presses is easy to be crushed, hollow effect is undesirable or without hollow appearance, thus
The advantages of losing doughnut, it is difficult to meet the requirement of people.Therefore, existing profiled filament exists and is easy to be crushed, protect
Warm up poor effect, poor air permeability, the unconspicuous disadvantage of optical effect.
Invention content
The object of the present invention is to provide a kind of special-shaped porous fibre and its spinneret orifices.The profiled filament resistance to compression of the present invention
Flat ability is strong, good warmth retention effect, good permeability, while having excellent optical effect.
Technical scheme of the present invention:A kind of abnormity porous fibre, including special-shaped porous fibre ontology, the porous fibre of abnormity
The cross sectional shape of dimension ontology be made of three " T " words, and the one of three " T " words erects and with 120 degree of angles intersect at special-shaped porous fibre sheet
The center of body.
In abnormity porous fibre above-mentioned, degree of hollowness >=16% of the abnormity porous fibre ontology, special-shaped porous fibre
The line density of ontology is 0.1-30dtex.
It is above-mentioned abnormity porous fibre in, it is described abnormity porous fibre be polyester fiber, melting spin fiber, viscose rayon and
One kind in glass fibre.
In abnormity porous fibre above-mentioned, the abnormity porous fibre is long fibre or staple fiber.
Abnormity porous fibre above-mentioned can be enclosed construction, the special-shaped porous fibre of the enclosed construction three
One cross of " T " word is end to end to surround equilateral triangle.
Abnormity porous fibre above-mentioned can be non-enclosed structure, the special-shaped porous fibre three of the non-enclosed structure
The one of a " T " word is horizontal to be mutually not attached to.
A kind of spinneret orifice for realizing closed special-shaped porous fibre above-mentioned, including three are in that 120 degree of angles are equally distributed
Wherein one end of first flat endoporus, each first flat endoporus is connected together, and the other end is equipped with flat interior perpendicular to first
The first flat exit orifice in hole, three the first flat exit orifice are mutually not attached to.
A kind of spinneret orifice for realizing non-enclosed special-shaped porous fibre above-mentioned, including circular through hole are with circular through hole
Center is in 120 degree of equally distributed second flat endoporus of angle, wherein one end and the circle of each second flat endoporus there are three setting
An intersegmental gap is equipped between through-hole, the other end is equipped with the second flat exit orifice perpendicular to the second flat endoporus, and three second flat
Exit orifice is mutually not attached to.
In the spinneret orifice of closed special-shaped porous fibre above-mentioned, the length and width of described three the first flat exit orifice are identical, the
The a length of 0.40-0.60mm in hole of one flat exit orifice, the Kong Kuanwei 0.04-0.06mm of the first flat exit orifice, any two first are flat
Minimum range between flat exit orifice is equal, and the minimum range between the first flat exit orifice of any two is 0.03-0.10mm;Institute
The length and width for stating three the first flat endoporus are identical, a length of 0.20-0.40mm in hole of the first flat endoporus, the hole of the first flat endoporus
Width is 0.04-0.06mm.
In the spinneret orifice of non-enclosed special-shaped porous fibre above-mentioned, the length and width of described three the second flat exit orifice are identical,
The a length of 0.30-0.60mm in hole of second flat exit orifice, the Kong Kuanwei 0.04-0.08mm of the second flat exit orifice, any two second
Minimum range between flat exit orifice is equal, and the minimum range between the second flat exit orifice of any two is 0.08-0.35mm;
The length and width of described three the second flat endoporus are identical, a length of 0.10-0.30mm in hole of the second flat endoporus, the second flat endoporus
Kong Kuanwei 0.04-0.08mm;The aperture of the circular through hole is 0.04-0.08mm, circular through hole center to the second flat endoporus
Between minimum range be 0.06-0.12mm.
Compared with prior art, special-shaped porous fibre of the invention is when carrying out melt spinning, three outside spinneret orifice
The polymer that mutually disjunct flat exit orifice sprays when stick to each other, is formed in closed triangle due to the effect of melt swell
Sky, three can support the polymer in flat exit orifice in the polymer in the equally distributed flat endoporus in 120 degree of angles, form abnormity
Porous structure, plays the role of similar holder, and structural strength is high, it is therefore prevented that fiber is pressed during spinning and post-processing
It is flat, the cavity of inside hollow fibre is maintained, hollow effect is good and has good elasticity.Three it is T-shaped at triangle it is different
Shape porous fibre can store still air there are three closed cavity spaced apart from each other in closed cavity, thus with warming, elastic
Good, light-weighted feature, while the also optical effect with triangle profile fiber;When three mutually disjunct flat exit orifice ejections
Polymer when not having stick to each other, three it is T-shaped at triangle profile porous fibre there are three opening spaced apart from each other skies
Chamber, thus have the characteristics that it is light-weighted, simultaneously because the opening effect of fibre section so that the present invention have preferable moisture absorption and
Permeability improves the light weight effect of fabric and the comfort of dress.To sum up, profiled filament anti-collapse ability of the invention
By force, good warmth retention effect, good permeability, while there is excellent optical effect.
Description of the drawings
Fig. 1 is the structural schematic diagram of the closed special-shaped porous fibre of the present invention;
Fig. 2 is the structural schematic diagram of the non-enclosed special-shaped porous fibre of the present invention;
Fig. 3 is the structural schematic diagram of the spinneret orifice of closed special-shaped porous fibre;
Fig. 4 is the structural schematic diagram of the spinneret orifice of non-enclosed special-shaped porous fibre.
Label in attached drawing be:The first flat endoporus of 1-, the first flat exit orifice of 2-, 3- circular through holes, 4- second are flat interior
Hole, the second flat exit orifice of 5-.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment one:A kind of abnormity porous fibre, structure is as shown in Figure 1, include special-shaped porous fibre ontology, the abnormity
The cross sectional shape of porous fibre ontology is made of three " T " words, three " T " words one it is perpendicular intersected at 120 degree angles it is special-shaped porous
The center of fiber bodies.
The line density of degree of hollowness >=16% of the abnormity porous fibre ontology, special-shaped porous fibre ontology is 0.1-
30dtex。
The abnormity porous fibre is one kind in polyester fiber, melting spinning fiber, viscose rayon and glass fibre.
The abnormity porous fibre is long fibre or staple fiber.
Described three " T " words one it is horizontal it is end to end surrounds equilateral triangle, constitute closed special-shaped porous fibre, three
It is T-shaped at triangle profile porous fibre there are three closed cavity spaced apart from each other.
A kind of spinneret orifice for realizing closed special-shaped porous fibre above-mentioned, structure is as shown in figure 3, be in 120 including three
The equally distributed first flat endoporus 1 of angle is spent, wherein one end of each first flat endoporus 1 is connected together, and the other end is equipped with
Perpendicular to the first flat exit orifice 2 of the first flat endoporus 1, three the first flat exit orifice 2 are mutually not attached to.
The length and width of described three the first flat exit orifice 2 are identical, a length of 0.40-0.60mm in hole of the first flat exit orifice 2, and first
The Kong Kuanwei 0.04-0.06mm of flat exit orifice 2, the minimum range between the first flat exit orifice 2 of any two are equal, and arbitrary two
Minimum range between a first flat exit orifice 2 is 0.03-0.10mm;The length and width of described three the first flat endoporus 1 are identical, the
The a length of 0.20-0.40mm in hole of one flat endoporus 1, the Kong Kuanwei 0.04-0.06mm of the first flat endoporus 1.
The closed special-shaped porous fibre of the present invention is when carrying out melt spinning, three mutual disjunct the outside spinneret orifice
The polymer that one flat exit orifice 2 sprays is due to the effect of melt swell, stick to each other, forms that closed triangle is hollow, and three are in
Polymer in 120 degree of equally distributed first flat endoporus 1 of angle can support the polymer in the first flat exit orifice 2, be formed different
The porous structure of shape, plays the role of similar holder, and structural strength is high, it is therefore prevented that fiber is pressed during spinning and post-processing
It is flat, the cavity of inside hollow fibre is maintained, hollow effect is good and has good elasticity.Three it is T-shaped at triangle it is different
Shape porous fibre can store still air there are three closed cavity spaced apart from each other in closed cavity, thus with warming, elastic
Good, light-weighted feature, while the also optical effect with triangle profile fiber.
The specific preparation process of closed special-shaped porous fibre of the present invention:Spinning melt is sent through measuring pump-metered to spinning
Component, the spinneret (wherein three being made of three the first flat endoporus 1 and three the first flat exit orifice 2 by spinneret orifice section
A first flat endoporus 1 is uniformly distributed in 120 degree of angles, and wherein one end of each first flat endoporus 1 is connected together, the other end
Equipped with the first flat exit orifice 2 perpendicular to the first flat endoporus 1, three the first flat exit orifice 2 are mutually not attached to).From three mutually not
The polymer that the first connected flat exit orifice 2 sprays is in spinning since the effect of melt swell, stick to each other are formed closed
Triangle is hollow;Three can support external first flat exit orifice in the polymer in 120 degree of equally distributed first flat endoporus 1 of angle
Polymer in 2 forms the porous structure of abnormity, plays the role of similar holder, it is therefore prevented that fiber is in spinning and post-processing
It is crushed in journey, maintains inside hollow fibre cavity, spinning melt forms original special-shaped porous fibre through spinneret hole forming
Triangle porous fibre fully drawn yarn is made through cooling down the processes such as oil, stretch, wind in ontology, original special-shaped porous fibre ontology
FDY, the fiber can store still air there are three closed cavity spaced apart from each other in cavity, thus with warming, elasticity is good,
Light-weighted feature, while the also optical effect with triangle profile fiber.
Embodiment two:A kind of abnormity porous fibre, structure is as shown in Fig. 2, include special-shaped porous fibre ontology, the abnormity
The cross sectional shape of porous fibre ontology is made of three " T " words, three " T " words one it is perpendicular intersected at 120 degree angles it is special-shaped porous
The center of fiber bodies.
The line density of degree of hollowness >=16% of the abnormity porous fibre ontology, special-shaped porous fibre ontology is 0.1-
30dtex。
The abnormity porous fibre is one kind in polyester fiber, melting spinning fiber, viscose rayon and glass fibre.
The abnormity porous fibre is long fibre or staple fiber.
Described three " T " words one it is horizontal is mutually not attached to, constitute non-enclosed abnormity porous fibre, three it is T-shaped at
There are three open cavities spaced apart from each other for triangle profile porous fibre.
A kind of spinneret orifice for realizing non-enclosed special-shaped porous fibre above-mentioned, structure is as shown in figure 4, include circular through hole
3, set centered on circular through hole 3 there are three be in 120 degree of equally distributed second flat endoporus 4 of angle, each second flat endoporus 4
Wherein one end and circular through hole 3 between be equipped with an intersegmental gap, the other end is equipped with perpendicular to the second flat of the second flat endoporus 4
Exit orifice 5, three the second flat exit orifice 5 are mutually not attached to.
The length and width of described three the second flat exit orifice 5 are identical, a length of 0.30-0.60mm in hole of the second flat exit orifice 5, and second
The Kong Kuanwei 0.04-0.08mm of flat exit orifice 5, the minimum range between the second flat exit orifice 5 of any two are equal, and arbitrary two
Minimum range between a second flat exit orifice 5 is 0.08-0.35mm;The length and width of described three the second flat endoporus 4 are identical, the
The a length of 0.10-0.30mm in hole of two flat endoporus 4, the Kong Kuanwei 0.04-0.08mm of the second flat endoporus 4;The circular through hole 3
Aperture be 0.04-0.08mm, 3 center of circular through hole to the minimum range between the second flat endoporus 4 be 0.06-0.12mm.
The non-enclosed special-shaped porous fibre of the present invention is when carrying out melt spinning, control spinning process condition, three the
Two flat exit orifice 5 spray polymer will not stick to each other, three it is T-shaped at triangle profile porous fibre there are three mutually
The open cavity separated, cooling and solidifying form the individual filament cross section of opening, alleviate the weight of monofilament, and the fiber of formation has light weight
The characteristics of change, simultaneously because the opening effect of fibre section so that the present invention has preferable moisture absorption and permeability, improves
The light weight effect of fabric and the comfort of dress.
The specific preparation process of non-enclosed special-shaped porous fibre of the present invention:Spinning melt is sent through measuring pump-metered to spinning
Silk component, is made of by spinneret orifice section three the second flat endoporus, 4, three the second flat exit orifice 5 and a circular through hole 3
Spinneret (one end of wherein three the second flat endoporus 4 is uniformly distributed centered on circular through hole 3 in 120 degree of angles, Mei Ge
The other end of two flat endoporus 4 is equipped with the second flat exit orifice 5 perpendicular to the second flat endoporus 4, and three the second flat exit orifice 5 are mutually
It is not attached to).Control spinning process condition, three the second flat exit orifice 5 spray polymer will not stick to each other, three " T " words
For the triangle profile porous fibre of formation there are three open cavity spaced apart from each other, cavity is inside and outside to implement Alkali reduction, mitigates fiber
Weight, spinning melt form the individual filament cross section of opening, form original special-shaped porous fibre sheet through spinneret hole forming, cooling and solidifying
Three hole lightweight comfort of open type is made through cooling down the processes such as oil, stretch, wind again in body, original special-shaped porous fibre ontology
Clothing fabric fiber fully drawn yarn FDY.
Claims (10)
1. a kind of abnormity porous fibre, it is characterised in that:Including special-shaped porous fibre ontology, the abnormity porous fibre ontology
Cross sectional shape is made of three " T " words, the perpendicular center that special-shaped porous fibre ontology is intersected at 120 degree of angles of three " T " words.
2. abnormity porous fibre according to claim 1, it is characterised in that:The degree of hollowness of the abnormity porous fibre ontology
>=16%, the line density of special-shaped porous fibre ontology is 0.1-30dtex.
3. abnormity porous fibre according to claim 1 or 2, it is characterised in that:The abnormity porous fibre is that polyester is fine
Dimension, melting spin one kind in fiber, viscose rayon and glass fibre.
4. abnormity porous fibre according to claim 3, it is characterised in that:The abnormity porous fibre is long fibre or short
Fiber.
5. according to claim 1-4 any one of them abnormity porous fibres, it is characterised in that:The one of described three " T " words is horizontal
It is end to end to surround equilateral triangle.
6. according to claim 1-4 any one of them abnormity porous fibres, it is characterised in that:The one of described three " T " words is horizontal
Mutually it is not attached to.
7. a kind of spinneret orifice for realizing the special-shaped porous fibre described in claim 5, it is characterised in that:It it is in 120 degree including three
Wherein one end of the equally distributed first flat endoporus (1) of angle, each first flat endoporus (1) is connected together, and the other end is set
There are the first flat exit orifice (2) perpendicular to the first flat endoporus (1), three the first flat exit orifice (2) to be mutually not attached to.
8. a kind of spinneret orifice for realizing the special-shaped porous fibre described in claim 6, it is characterised in that:Including circular through hole (3),
It is set centered on circular through hole (3) there are three being in 120 degree of equally distributed second flat endoporus (4) of angle, each second is flat interior
An intersegmental gap is equipped between the wherein one end and circular through hole (3) in hole (4), the other end is equipped with perpendicular to the second flat endoporus (4)
The second flat exit orifice (5), three the second flat exit orifice (5) are mutually not attached to.
9. spinneret orifice according to claim 7, it is characterised in that:The length and width of described three the first flat exit orifice (2) are identical,
The a length of 0.40-0.60mm in hole of first flat exit orifice (2), the Kong Kuanwei 0.04-0.06mm of the first flat exit orifice (2), arbitrary two
Minimum range between a first flat exit orifice (2) is equal, and the minimum range between the first flat exit orifice of any two (2) is
0.03-0.10mm;The length and width of described three the first flat endoporus (1) are identical, a length of 0.20- in hole of the first flat endoporus (1)
0.40mm, the Kong Kuanwei 0.04-0.06mm of the first flat endoporus (1).
10. spinneret orifice according to claim 8, it is characterised in that:The length and width phase of described three the second flat exit orifice (5)
Together, a length of 0.30-0.60mm in hole of the second flat exit orifice (5), the Kong Kuanwei 0.04-0.08mm of the second flat exit orifice (5), arbitrarily
Minimum range between two the second flat exit orifice (5) is equal, the minimum range between the second flat exit orifice of any two (5)
For 0.08-0.35mm;The length and width of described three the second flat endoporus (4) are identical, a length of 0.10- in hole of the second flat endoporus (4)
0.30mm, the Kong Kuanwei 0.04-0.08mm of the second flat endoporus (4);The aperture of the circular through hole (3) is 0.04-0.08mm,
Circular through hole (3) center to the minimum range between the second flat endoporus (4) is 0.06-0.12mm.
Priority Applications (1)
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CN201810366297.1A CN108315831A (en) | 2018-04-23 | 2018-04-23 | A kind of abnormity porous fibre and its spinneret orifice |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110592690A (en) * | 2019-09-04 | 2019-12-20 | 宜兴市新东茂纺织科技有限公司 | Cotton and flax blended hollow thick spinning spinneret plate |
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CN110592690A (en) * | 2019-09-04 | 2019-12-20 | 宜兴市新东茂纺织科技有限公司 | Cotton and flax blended hollow thick spinning spinneret plate |
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Application publication date: 20180724 |