CN105506760A - Moisture absorbing and sweat releasing fiber and preparation method thereof - Google Patents
Moisture absorbing and sweat releasing fiber and preparation method thereof Download PDFInfo
- Publication number
- CN105506760A CN105506760A CN201511018783.7A CN201511018783A CN105506760A CN 105506760 A CN105506760 A CN 105506760A CN 201511018783 A CN201511018783 A CN 201511018783A CN 105506760 A CN105506760 A CN 105506760A
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- China
- Prior art keywords
- fiber
- spinning
- hygroscopic fibre
- preparation
- polygonal
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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
- 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
-
- 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
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/02—Heat treatment
-
- 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
- D01D5/08—Melt spinning methods
-
- 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
- D01D5/08—Melt spinning methods
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
-
- 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
- D01D5/12—Stretch-spinning methods
- D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
The invention discloses a moisture absorbing and sweat releasing fiber and a preparation method thereof. The fiber is provided with a polygonal cross section, wherein each corner of a polygon is provided with a strip-shaped body and an expanded top end; a tubular cavity is formed between two adjacent included angles of the polygon in the longitudinal direction of the fiber. The preparation method comprises the following steps of by adopting a melt spinning method, performing spinning forming on a polyester melt at the spinning temperature of 280 to 290DEG C through a special-shaped spinneret plate arranged in a spinning manifold, wherein the spinning speed is 1,100 to 1,200m/min; then performing cooling, drafting, heat setting and drying at the temperature of 90 to 110DEG C to obtain the moisture absorbing and sweat releasing fiber. According to the fiber disclosed by the invention, the moisture absorption rate and the moisture exhaust rate are greatly improved; in addition, the surface smoothness of the fiber is high, and the hand feeling and the softness of the fiber are improved.
Description
Technical field
The present invention relates to functional fibre technical field, be specifically related to a kind of heterotypic fibre with good moisture absorbing and sweat releasing performance.
Background technology
Along with the raising of people's living standard, the comfort property of people to clothes is more and more paid attention to, and wherein the moisture absorbing and sweat releasing performance of clothes is the important indicators characterizing comfortableness.Hygroscopic fibre refers to that the capillarity utilizing fiber surface minute groove to produce makes sweat through effects such as wicking, diffusion, transmission, move to rapidly the surface of fabric and disperse the object reaching wet-guide quick-drying, this fiber is also called respirable fiber by people.In recent years, the U.S., Korea S, Japan, TaiWan, China etc. are in succession studied and release several hygroscopic fibre, they are all increase capillarity by fibre section heteromorphosis, make fabric due on fiber or interfibrous capillary channel produce core sucting action and there is dry and comfortable perspiration functions.
Since autopolyester fiber comes out, apparel textile is widely used in by means of its good intensity, excellent wrinkle resistance, draping property and wash and wear performance, through the tremendous development of nearly decades, PET polyester fiber has become the synthesizing polyester kind that output is maximum in the world, range of application is the widest at present.But it also also exists many deficiencies compared with various natural fabric: feel is hardened, hygroscopicity is poor, easily produce electrostatic, be difficult to dye.Especially moisture pick-up properties, more and more becomes the research emphasis improving its wearability at present.
Special-shaped spinneret orifice spinning is utilized to be that spinning has the major technique of the polyester fiber of moisture absorption sweat discharging functions at present.But in prior art, the limitation that the abnormity due to spinneret orifice designs, often makes the effect that the moisture absorption sweat discharging functions of fiber can not reach desirable; The spinnerets used in prior art is the spinneret orifice (see accompanying drawing 1) of " inclined cross " type, " positive cross " type and " Y word " type etc., the longitudinal very low power opening of fiber of such production is large, the very low power wicking capacity causing fiber longitudinally surperficial is undesirable, and fibrous absorbent is poor.Simultaneously because fibre section shape is for having the polygonal of " sharp leaf " shape, making easily to occur lousiness in production process, also making the feel of fiber and pliability have a greatly reduced quality simultaneously.
Summary of the invention
First technical problem to be solved by this invention is: the deficiency existed for prior art, provides a kind of and has good hydroscopicity, hydrofuge rate have the hygroscopic fibre of soft feel.
Second technical problem to be solved by this invention is: the deficiency existed for prior art, provides a kind of preparation method of hygroscopic fibre, and the fiber that the method prepares has good hydroscopicity, hydrofuge rate have soft feel.
For solving above-mentioned first technical problem, technical scheme of the present invention is:
A kind of hygroscopic fibre, described fiber has polygonal cross section, and described polygonal each angle all has a bar-shaped body and a top of expanding, and forms a tubular housing between described polygonal adjacent two angles in the longitudinal direction of described fiber.
As a kind of technical scheme of improvement, water absorption rate >=400% of described fiber, hydrofuge speed >=0.09g/h.
As the preferred technical scheme of one, described polygonal is triangle, quadrangle, pentagon or hexagon.
As one preferred technical scheme further, described polygonal is the quadrangle of cross shape, and the cross end of described cross shape all has a top of expanding.
As a kind of technical scheme of improvement, described top is an arc or hemispherical top, and described arc or hemispheric diameter are 1.2 ~ 2 times of the width of described bar-shaped body.
For solving above-mentioned second technical problem, technical scheme of the present invention is:
The preparation method of hygroscopic fibre, adopt melt-spinning method, under the spinning temperature of 280 ~ 290 DEG C, polyester fondant is carried out spinning moulding through the abnormal-shape spinneret plate be installed in spinning manifold, spinning speed is 1100 ~ 1200m/min, then through supercooling, drawing-off, HEAT SETTING, described hygroscopic fibre is obtained 90 ~ 110 DEG C of oven dry; The spinneret orifice of described abnormal-shape spinneret plate is for having polygonal spinneret orifice, and described polygonal each angle all has a bar-shaped body and a top of expanding.
As a kind of technical scheme of improvement, the top of the spinneret orifice of described abnormal-shape spinneret plate is an arc or hemispherical top, and described arc or hemispheric diameter are 1.2 ~ 2 times of the width of described bar-shaped body.
As the preferred technical scheme of one, cooling air temperature during described cooling is 22 ~ 32 DEG C.
As the preferred technical scheme of one, steam pressure during described HEAT SETTING is 1.0 ~ 1.6Mpa.
As the preferred technical scheme of one, described drawing-off comprises two sections of damp and hot drawing-offs, and the draw ratio of described two sections of damp and hot drawing-offs is followed successively by 3.2 ~ 3.5 and 1.1 ~ 1.2; Water bath temperature during described drawing-off is 62 ~ 70 DEG C.
As the preferred technical scheme of one, the spinneret orifice of described abnormal-shape spinneret plate is for having triangle, quadrangle, pentagon or hexagonal spinneret orifice.
Owing to have employed technique scheme, the invention has the beneficial effects as follows:
Hygroscopic fibre of the present invention, there is polygonal cross section, described polygonal each angle all has a bar-shaped body and a top of expanding, a tubular housing is formed in the longitudinal direction of described fiber between described polygonal adjacent two angles, moisture can rapid permeability in tubular housing, and can to drain rapidly along tubular housing, effectively to improve hydroscopicity and the hydrofuge rate of fiber, water absorption rate >=400% of hygroscopic fibre of the present invention, hydrofuge speed >=0.09g/h; And each angle of fiber all has a top of expanding, and which improves fiber surface smoothness, improve feel and the pliability of fiber.
The preparation method of hygroscopic fibre of the present invention, by optimized production process condition, select the key process parameters such as the spinning temperature of process matching, spinning speed, chilling temperature, nervous HEAT SETTING steam pressure and drawing-off, reach production process steady smoothly, spinning good spinnability, reduces lousiness rate to greatest extent, the fiber prepared not only has good moisture absorption sweat discharging functions, soft, comfortableness is strong, and other performance indications also can reach common cotton fiber type index.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is cross shape of the prior art quadrangle shape of spinneret schematic diagram;
Fig. 2 is cross shape of the present invention quadrangle shape of spinneret schematic diagram.
In figure, 1. bar-shaped body; 2. expand top.
Detailed description of the invention
Below in conjunction with drawings and Examples, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
As shown in Figure 2, the spinneret orifice of abnormal-shape spinneret plate of the present invention is for having polygonal spinneret orifice, and described polygonal each angle all has a bar-shaped body 1 and one and expands top 2.
Embodiment 1
A kind of hygroscopic fibre, described fiber has triangular cross section, and described leg-of-mutton each angle all has a bar-shaped body and a top of expanding, and forms a tubular housing between described leg-of-mutton adjacent two angles in the longitudinal direction of described fiber.
Embodiment 2
A kind of hygroscopic fibre, described fiber has the quadrangle of cross shape, and described dimetric each angle all has a bar-shaped body and a hemispheric top, and described hemispheric diameter is 1.5 times of the width of described bar-shaped body.A tubular housing is formed in the longitudinal direction of described fiber between described dimetric adjacent two angles.
Embodiment 3
A kind of hygroscopic fibre, described fiber has pentagonal cross sectional area, and described pentagonal each angle all has a bar-shaped body and a hemispheric top, and described hemispheric diameter is 1.8 times of the width of described bar-shaped body.A tubular housing is formed in the longitudinal direction of described fiber between described pentagonal adjacent two angles.
Embodiment 4
Adopt melt-spinning method, under the spinning temperature of 282 DEG C, polyester fondant is entered spinning manifold through booster pump, spinning moulding is carried out through abnormal-shape spinneret plate, spinning speed is 1100m/min, cooling forming at 25 DEG C of cooling air temperature, then in water bath through two sections of damp and hot drawing-offs, first paragraph draw ratio is 3.2, second segment draw ratio is 1.1, and water bath temperature during drawing-off is 64 DEG C, then through nervous HEAT SETTING, steam pressure during described nervous HEAT SETTING is 1.2Mpa, finally obtains described hygroscopic fibre 95 DEG C of oven dry; The spinneret orifice of described abnormal-shape spinneret plate is for having leg-of-mutton spinneret orifice, and described leg-of-mutton each angle all has the top of a bar-shaped body and an arc, and the diameter of described arc is 1.3 of the width of described bar-shaped body.
Embodiment 5
Adopt melt-spinning method, under the spinning temperature of 285 DEG C, polyester fondant is entered spinning manifold through booster pump, spinning moulding is carried out through abnormal-shape spinneret plate, spinning speed is 1150m/min, cooling forming at 26 DEG C of cooling air temperature, then in water bath through two sections of damp and hot drawing-offs, first paragraph draw ratio is 3.4, second segment draw ratio is 1.15, and water bath temperature during drawing-off is 66 DEG C, then through nervous HEAT SETTING, steam pressure during described nervous HEAT SETTING is 1.5Mpa, finally obtains described hygroscopic fibre 100 DEG C of oven dry; The spinneret orifice of described abnormal-shape spinneret plate is the dimetric spinneret orifice with cross structure, and tetragonal each angle all has a bar-shaped body and a hemispheric top, and described hemispheric diameter is 1.6 times of the width of described bar-shaped body.
Embodiment 6
Adopt melt-spinning method, under the spinning temperature of 288 DEG C, polyester fondant is entered spinning manifold through booster pump, spinning moulding is carried out through abnormal-shape spinneret plate, spinning speed is 1200m/min, cooling forming at 30 DEG C of cooling air temperature, then in water bath through two sections of damp and hot drawing-offs, first paragraph draw ratio is 3.5, second segment draw ratio is 1.2, and water bath temperature during drawing-off is 70 DEG C, then through nervous HEAT SETTING, steam pressure during described nervous HEAT SETTING is 1.6Mpa, finally obtains described hygroscopic fibre 105 DEG C of oven dry; The spinneret orifice of described abnormal-shape spinneret plate is for having pentagonal spinneret orifice, and described pentagonal each angle all has a bar-shaped body and a hemispheric top, and described hemispheric diameter is 1.8 times of the width of described bar-shaped body.
The performance indications of the hygroscopic fibre of embodiment 1-6 are in table 1.
Table 1
| Project | Water absorption rate % | Hydrofuge speed % | Fracture strength cN/dtex | Elongation at break % |
| Embodiment 1 | 450 | 0.12 | 5.90 | 24.4 |
| Embodiment 2 | 445 | 0.10 | 5.85 | 24.1 |
| Embodiment 3 | 480 | 0.115 | 5.75 | 26.2 |
| Embodiment 4 | 495 | 0.12 | 5.71 | 26.7 |
| Embodiment 5 | 502 | 0.112 | 5.69 | 28.0 |
| Embodiment 6 | 575 | 0.15 | 5.63 | 28.4 |
Claims (10)
1. a hygroscopic fibre, it is characterized in that: described fiber has polygonal cross section, described polygonal each angle all has a bar-shaped body and a top of expanding, and forms a tubular housing between described polygonal adjacent two angles in the longitudinal direction of described fiber.
2. hygroscopic fibre as claimed in claim 1, is characterized in that: water absorption rate >=400% of described fiber, hydrofuge speed >=0.09g/h.
3. hygroscopic fibre as claimed in claim 1, is characterized in that: described polygonal is triangle, quadrangle, pentagon or hexagon.
4. hygroscopic fibre as claimed in claim 3, is characterized in that: described polygonal is the quadrangle of cross shape.
5. prepare the method for hygroscopic fibre as claimed in claim 1, it is characterized in that: adopt melt-spinning method, under the spinning temperature of 280 ~ 290 DEG C, polyester fondant is carried out spinning moulding through the abnormal-shape spinneret plate be installed in spinning manifold, spinning speed is 1100 ~ 1200m/min, then through supercooling, drawing-off, HEAT SETTING, described hygroscopic fibre is obtained 90 ~ 110 DEG C of oven dry; The spinneret orifice of described abnormal-shape spinneret plate is for having polygonal spinneret orifice, and described polygonal each angle all has a bar-shaped body and a top of expanding.
6. the preparation method of hygroscopic fibre as claimed in claim 5, is characterized in that: the top of the spinneret orifice of described abnormal-shape spinneret plate is an arc or hemispherical top, and described arc or hemispheric diameter are 1.2 ~ 2 times of the width of described bar-shaped body.
7. the preparation method of hygroscopic fibre as claimed in claim 5, is characterized in that: cooling air temperature during described cooling is 22 ~ 32 DEG C.
8. the preparation method of hygroscopic fibre as claimed in claim 5, is characterized in that: steam pressure during described HEAT SETTING is 1.0 ~ 1.6Mpa.
9. the preparation method of the hygroscopic fibre as described in claim as arbitrary in claim 5 to 8, is characterized in that: described drawing-off comprises two sections of damp and hot drawing-offs, and the draw ratio of described two sections of damp and hot drawing-offs is followed successively by 3.2 ~ 3.5 and 1.1 ~ 1.2; Water bath temperature during described drawing-off is 62 ~ 70 DEG C.
10. the preparation method of hygroscopic fibre as claimed in claim 9, is characterized in that: the spinneret orifice of described abnormal-shape spinneret plate is for having triangle, quadrangle, pentagon or hexagonal spinneret orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018783.7A CN105506760A (en) | 2015-12-29 | 2015-12-29 | Moisture absorbing and sweat releasing fiber and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018783.7A CN105506760A (en) | 2015-12-29 | 2015-12-29 | Moisture absorbing and sweat releasing fiber and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105506760A true CN105506760A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511018783.7A Pending CN105506760A (en) | 2015-12-29 | 2015-12-29 | Moisture absorbing and sweat releasing fiber and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115852505A (en) * | 2022-12-21 | 2023-03-28 | 江苏轩达高分子材料有限公司 | Moisture-absorbing and sweat-releasing polyester fiber and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08246237A (en) * | 1995-03-14 | 1996-09-24 | Toray Ind Inc | Polyester fiber and production of polyester spun yarn |
| CN2813642Y (en) * | 2005-06-16 | 2006-09-06 | 厦门翔鹭化纤股份有限公司 | Spinneret plate for producing cross water absorbent and perspiring staple fiber |
| CN201024241Y (en) * | 2007-04-27 | 2008-02-20 | 江苏盛虹化纤有限公司 | Spinneret plate for producing cross-shaped moisture-absorbing and sweat-releasing filament |
| CN202297894U (en) * | 2011-11-04 | 2012-07-04 | 江苏盛虹科技股份有限公司 | Hollow fiber |
| CN204474846U (en) * | 2015-02-12 | 2015-07-15 | 浙江益南纤维科技有限公司 | A kind of vapor-permeable type POLYAMIDE YARNS |
| CN104805517A (en) * | 2015-02-15 | 2015-07-29 | 东华大学 | Two-component composite modified imitated fluff flash fiber and preparation method thereof |
| CN204661874U (en) * | 2015-04-08 | 2015-09-23 | 扬州荣成化纤有限公司 | A kind of high resilience polyester staple fiber |
| CN204728005U (en) * | 2015-07-06 | 2015-10-28 | 绍兴文理学院 | High-elasticity ventilating profiled filament |
-
2015
- 2015-12-29 CN CN201511018783.7A patent/CN105506760A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08246237A (en) * | 1995-03-14 | 1996-09-24 | Toray Ind Inc | Polyester fiber and production of polyester spun yarn |
| CN2813642Y (en) * | 2005-06-16 | 2006-09-06 | 厦门翔鹭化纤股份有限公司 | Spinneret plate for producing cross water absorbent and perspiring staple fiber |
| CN201024241Y (en) * | 2007-04-27 | 2008-02-20 | 江苏盛虹化纤有限公司 | Spinneret plate for producing cross-shaped moisture-absorbing and sweat-releasing filament |
| CN202297894U (en) * | 2011-11-04 | 2012-07-04 | 江苏盛虹科技股份有限公司 | Hollow fiber |
| CN204474846U (en) * | 2015-02-12 | 2015-07-15 | 浙江益南纤维科技有限公司 | A kind of vapor-permeable type POLYAMIDE YARNS |
| CN104805517A (en) * | 2015-02-15 | 2015-07-29 | 东华大学 | Two-component composite modified imitated fluff flash fiber and preparation method thereof |
| CN204661874U (en) * | 2015-04-08 | 2015-09-23 | 扬州荣成化纤有限公司 | A kind of high resilience polyester staple fiber |
| CN204728005U (en) * | 2015-07-06 | 2015-10-28 | 绍兴文理学院 | High-elasticity ventilating profiled filament |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115852505A (en) * | 2022-12-21 | 2023-03-28 | 江苏轩达高分子材料有限公司 | Moisture-absorbing and sweat-releasing polyester fiber and preparation method thereof |
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Application publication date: 20160420 |
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