CN1970855A - Quadrangular profiled fiber, textile, and method for producing same - Google Patents
Quadrangular profiled fiber, textile, and method for producing same Download PDFInfo
- Publication number
- CN1970855A CN1970855A CN200610139174.1A CN200610139174A CN1970855A CN 1970855 A CN1970855 A CN 1970855A CN 200610139174 A CN200610139174 A CN 200610139174A CN 1970855 A CN1970855 A CN 1970855A
- Authority
- CN
- China
- Prior art keywords
- fiber
- aforementioned
- quadrilateral cross
- fabric
- section
- Prior art date
- 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.)
- Pending
Links
Images
Abstract
The invention provides a novel quadrangle fiber and the production method. the method comprises heating and melting a thermal-plasticity material; extruding the thermal-plasticity material from one spinning gate after heating and melting, and jetting into a filamentous fluid through a no-wind area; cooling and solidifying the filamentous fluid so as to forming a quadrangle filamentous object; winding the filamentous object and extending so as to produce the fiber with quadrangle section. The textile produced by the fiber in the invention is provided with high air-tightness.
Description
Technical field
The method for making that the invention relates to a kind of fiber, high-air-tightness fabric and method for making, particularly a kind of tetragonal fiber of novelty reaches plants the made fabric of tetragonal fiber thus.The present invention is the tight arrangement by tetragonal fiber, and a kind of high-air-tightness fabric that has is provided.
Background technology
The high-air-tightness fabric is to be widely used in clothing, for example: waterproof, windproof and warmth retention property cloth; The industry of high-air-tightness fabric is used and is then comprised: leisure goods, packaging material, footwear material, transmission conveyer belt, safe automobile air bag and other textiles.Generally speaking, be used for the fiber of high-air-tightness fabric must be able to produce high compaction reducing interfibrous space, and then reduce gas permeability.
Traditional artificial fibre is a tool circular cross section fiber, and these fibers still have many spaces to be present between the fiber, and caused higher gas permeability when storehouse.Therefore, in order to make the high-air-tightness fabric, must reduce or dwindle interfibrous space.General known technology is often in the fabric face coating resin, or utilizes highly shrinkable fibrage, reaches the effect that reduces space between fiber; But use resin not only can produce environmental issues such as contaminated environment, also can increase the cost of making fabric.On the other hand, utilizing the fabric of highly shrinkable fiber manufacturing, after carrying out shrink process, how to control final Density or pivot weight, also is a great problem that possible must overcome.In addition, general highly shrinkable fiber does not also possess upward required tensile strength of industry application.
One of example of the air-tightness fabric of application stringent condition is to be safe automobile air bag on the industry.Safe automobile air bag also must have DIMENSIONAL STABILITY and durability except must possessing low air permeability, making the high level expansion that the time spent can continue to guarantee safety airbag; And the air permeability of common product must be at 1.0cc/cm
2Below the sec, and the smaller the better.
In order to reach possible minimum air permeability, must make interfibrous space reach minimum as far as possible during design.And tetragonal fiber, preferably square is the selection that reaches this purpose the best.Two pieces of Japan Patents of JP2002-129444 and JP2003-183945 be to disclose a flat fiber and the made air-tightness fabric of fiber thus thereof, but aforementioned fibers only have low relatively tensile strength.Moreover in woven process, the controlling fiber orientation is a necessary thorny difficult problem.
For improving the known technology of the high air tightness fabric of above-mentioned manufacturing, the problem that research and development manufacture method low-cost and oligosaprobic high-air-tightness fabric is a worth research.
Summary of the invention
By as can be known aforementioned; the prior art of making high air tightness fabric can utilize the method for coating resin usually; tend to produce environmental issues such as contaminated environment; therefore the invention provides novel tetragonal fiber; its main purpose is by the fiber section is changed into quadrangle by circle; and the fibre compact of tool Quadrilateral cross-section is stacked into fabric, reach and make fabric have the bubble-tight purpose of superelevation.And have dimetric fiber can be that part is extended silk (POY), extended silk (FOY) or spin and stretch silk (SDY) entirely.
Utilize the character of tetragonal fiber section itself, arrangement mode that can minimum fiber gap is made fabric, to reach the purpose of high-air-tightness.In addition, this product is directly to use free of contamination coating method, therefore, cost also may than prior art come low.
Another object of the present invention provides a kind of by the made fabric of tetragonal fiber, can be used for making the commodity of air bag, safety belt, camp and high air tightness of other needs or high Density.
For achieving the above object, the present invention provides a kind of Quadrilateral cross-section fiber, it is characterized in that, it is for part extension silk, full extension silk or spins and stretch silk.
Wherein aforementioned tetragonal fiber is to be rectangular fiber.
Wherein aforementioned rectangular fiber is to be positive tetragonal fiber.
The long limit of wherein aforementioned tetragonal fiber section and broadside ratio are 1.0-2.0.
Wherein the raw material of aforementioned fibers is to be a thermoplasticity macromolecule.
Wherein the aforementioned hot plastic macromolecule comprises polyamide resin, polyester, polyolefin, its copolymer or mixing thing.
Wherein aforementioned polyamide resin comprises nylon 6, nylon 11, nylon 12, nylon 46, nylon 66, NYLON610, nylon 612, its copolymer or mixing thing.
Wherein aforesaid polyester is polyethylene terephthalate, poly-trimethyl-ethylene terephthalate or polybutylene terepthatlate, other aromatic polyester and aliphatic polyester, its copolymer or mixing thing.
Wherein aforementioned polyolefin is polyethylene, polypropylene, polybutene, its copolymer or mixing thing.
The invention provides a kind of method for making of making as claim 1 a described Quadrilateral cross-section fiber, it is characterized in that, comprise the following steps:
Heating and melting one fibrous raw material, it is to be a kind of thermoplasticity macromolecule;
Spin mouth from one and extrude the thermoplasticity macromolecule of aforementioned heating and melting, and make it pass through a calm belt, with the filamentous fluid that forms; The filamentous fluid of the aforementioned fusion of cooling curing is to form a solid-state filiform; And extend aforementioned solid-state filiform and have the fiber of Quadrilateral cross-section with formation, and the distance of calm belt is between the 0.1-15 centimetre; And the long limit and the broadside ratio of Quadrilateral cross-section fiber are to be 1.0-2.0.
Wherein the temperature of aforementioned fibers raw material heating and melting is 180-320 ℃.
Wherein cooling off wind speed is 0.1-1.5m/sec.
The method of wherein aforementioned extension fiber is the roller wheels of the filiform that solidifies being inserted a heating, extends.
The extension ratio of wherein aforementioned roller wheel is 1-8 times.
Wherein aforementioned spinning tension is 0.1-2.0g/d.
Wherein aforementioned speed of batching is 2000-8000m/min.
The invention provides a kind of fabric, it is characterized in that, it is obtained by claim 1 a described Quadrilateral cross-section fiber.
Wherein the longitude and latitude fiber of aforementioned fabric can be made up of monfil or multifilament fiber.
Wherein the thread count of aforementioned fabric is 10-500 root/English inch.
Wherein the air permeability of aforementioned fabric is 0.01-1.5cc/cm
2Sec.
Wherein aforementioned fabric comprises the version of Woven Fabrics, braided fabric or Nonwovens.
Generally speaking, four jiaos of fibers, fabric and manufacture methods thereof of the present invention are innovative techniques of making the air-tightness fabric for a kind of, can make uncoated fabric reach unprecedented performance level, and these dynamical air-tightness fabrics are fit to be applied to dress material and industrial.
Description of drawings
The present invention is as mentioned above, and below the accompanying drawing of explanation institute combination is drawn to scale, and its effect is only in the setting of explaining equipment of the present invention, wherein:
Fig. 1 is the comparison that has the textile apparatus and the traditional textile device of shorter calm belt for the present invention's improvement on the cooling duct.
Fig. 2 is the section sterogram according to the fiber of the method made of the embodiment of the invention one.
Fig. 3 is the comparison diagram of the embodiment of the invention one (a) with the circular fiber sectional drawing (b) of conventional method making.
Fig. 4 is the comparison diagram of the embodiment of the invention one (a) with the section storehouse kenel sterogram (b) of the circular fiber of conventional method making.
The specific embodiment
The invention relates to a kind of special tetragonal fiber and plant the made high-air-tightness fabric of fiber thus, this air-tightness fabric can be applicable to require the articles for use of low-permeable, as: safe automobile air bag and other article.Fiber of the present invention is to form the fusion macromolecule by heating and melting one thermoplasticity macromolecule, and the fusion macromolecule is spun mouth via one extrude, and by a calm belt of shortening, makes with the curing of quickening filamentous fluid; And spinning condition must be adjusted, to form and to keep the Quadrilateral cross-section of fiber.Can be used for the mouth that spins of the present invention is that any mouth that spins that produces Quadrilateral cross-section fiber gets final product, and is preferably the mouth that spins for " class quadrangle ".
As for the device for spinning aspect, Fig. 1 only illustrates the structure that needs corresponding explanation in the part specification, more particularly, is to illustrate that with Fig. 1 (a) cooling duct of the present invention has a calm belt of shortening; Fig. 1 (b) then shows in the conventional apparatus, the design of corresponding cooling duct.With reference to Fig. 1 (a), the step that method comprised that the present invention makes tetragonal fiber is to be heating and melting one thermoplasticity macromolecule; Spin mouth from one and extrude the thermoplasticity macromolecule of this fusion, and, produce the filamentous fluid of fusion by a calm belt; Cooling curing filamentous fluid on the cooling duct; At last, filamentous fluid is extended into the fiber of the Quadrilateral cross-section with ideal object, and batch this fiber with coil winder.
The tetragonal fiber of indication is preferably and is rectangular fiber herein, and better is to be positive tetragonal fiber.The shape of spinning mouthful is according to required fiber shape decision.More accurate theory, tetragonal fiber be spin with a special shape mouthful made; And the macromolecule of aforementioned heating and melting spins mouth back meeting nature expansion formation Quadrilateral cross-section fiber under felicity condition control in leaving.
Other key character of the present invention is the formation of control section, and it is to utilize calm bringing short in the cooling duct to quicken cooling, and is solidified into the macromolecule strand with required section.Because compared to traditional device for spinning, the calm belt in apparatus of the present invention is shorter, the macromolecule of aforementioned fusion after spinning mouth, can comparatively fast enter the cooling duct.Preferable calm belt length is between the 0.1-15 centimetre among the present invention, and better is between the 0.1-5 centimetre; But traditional calm belt length is then between the 20-30 centimetre, shown in Fig. 1 (b).
The method that the present invention prepares hermetic fiber is at first need the fibrous raw material heating and melting to comprise the following steps:, melt temperature need be decided on raw material, is generally 180-320 ℃, is preferably the fusing point above raw material; With polyamide 66 is example, spins a mouthful temperature and is set at 285-300 ℃.Moreover, the fibrous raw material behind the heating and melting after spinning mouth and extruding, promptly in the cooling duct rapidly cooling curing become filiform.The step of cooling curing is the cold wind cooling filamentous fluid with 15-23 ℃, and with its boundling that oils.Aforementioned cooling wind speed is to be 0.1-1.5m/sec, and better is to be 0.5-1.0m/sec, and spinning tension is 0.1-2.0g/d.This curing filiform is batched subsequently or is further batched with the roller wheels extension of heating again, and the extension ratio of roller wheel is 1-8 times, so that reach predetermined fibrous physical property.
As-spun fibre can pass through the yarn procedure for processing again, as: can directly extend processing, false twisting processing, the processing of air sth. made by twisting and other step, to increase the rerum natura or the bulkiness of fiber.It should be noted that in process, fiber shape must keep tetragonal fiber section as far as possible.Via the long limit of the tetragonal fiber of above-mentioned processing procedure gained and the ratio of minor face is between 1.0 to 2.0.
Fiber by above-mentioned processing procedure manufacturing can be in order to Woven fabric, and its thread count is 10-500 root/English inch.The fiber of indication with Quadrilateral cross-section can be processed into the version that various fabrics include, but not limited to Woven Fabrics (woven), braided fabric (knit) or Nonwovens (non-woven) etc. herein.Become the method for fabric not have special restriction fiber weaving, and known by the personage who is familiar with textile technology.
Because the characteristic of tetragonal fiber, fiber form arrangement closely, storehouse and make the high-air-tightness fabric, and this fabric need can be applicable to dress material, footwear material, camp, driving belt, conveyer belt and safe automobile air bag etc. windproof or insulation.
Below provide embodiments of the invention detail specifications technology of the present invention and the characteristics utilized, right present embodiment is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the present invention, and when being used for a variety of modifications and variations.
Embodiment
Embodiment one, make the high-air-tightness fabric with positive tetragonal fiber
Utilize method of the present invention, (Nylon 66 with the fibrous raw material polyamide; RV value 100) inserts extruder, with 290 ℃ temperature heating and melting, and mouthful extrude from spinning, to form the melt strand of Quadrilateral cross-section with the amount of weaving silk of 72 gram/minute.This melt strand is by the cooling duct, and this passage is down started at 5 centimeters and is the zone, calm belt from the upper end.It in the cooling air passage cooling wind speed cooling with 0.7m/sec, and be that the finish of 0.35 (F/U μ d) oils with the coefficient of kinetic friction with the boundling oil nozzle, spinning 150 centimeters places of mouth outlet in distance oils, the guiding of cooled bunch fiber is entered heating extends between the roller wheel and extends 5.0 times, control coiling tension scope is batched with 3200 meters/minute coiling speed between 0.15g/d.The fibre strength of the fiber that is made by said method is 8.3 gram/Dan Ni and degree of stretching 19%, and fiber section result as shown in Figure 2.
Fig. 3 (a) is the schematic diagram of the positive tetragonal fiber section storehouse form of the embodiment of the invention one, Fig. 3 (b) is the schematic diagram of traditional circular fiber section storehouse form, and Fig. 4 (a), Fig. 4 (b) are positive tetragonal fiber section and circular fiber section under the electron microscope.And can find that by the comparison of Fig. 3 and Fig. 4 because fiber section of the present invention is positive quadrangle, the space is less, so Density is higher, air permeability is lower; That compares is following, the fabric that traditional circular fiber is made, and its space is more.
Embodiment two, make the high-air-tightness fabric with fiber of the present invention
Get by the positive tetragonal fiber of embodiment one made and make fabric to test its air-tightness.Two kinds of fabrics that count is different, its thread count respectively are 49 and 55/English inch.The influence of the weft count of positive tetragonal fiber to air permeability partly only studied in first of experiment; Second portion is just studied through broadwise and is all used positive tetragonal fiber for the bubble-tight influence of fabric.It is warp thread (commodity number: T725 420d/68fM1V297) that first part is to use Du Pont's circular cross section fiber, with embodiment one prepared fiber and aforementioned Du Pont's circular cross section fiber as warp thread is weft yarn, therefore, knit this thing and be made of 50% circular fiber and 50% positive tetragonal fiber, its air permeability data then as shown in Table 1.For the Density of 65*49*49, be the made fabric of weft yarn with positive tetragonal fiber, its air permeability is 0.335cc/cm
2Sec is than the air permeability (0.782cc/cm that uses circular fiber fabric (control group) through weft yarn
2Sec) reduce by 57%.For the Density of 65*55*55, be the made fabric of weft yarn with positive tetragonal fiber, its air permeability is 0.117cc/cm
2Sec is than the air permeability (0.213cc/cm that uses circular fiber fabric (control group) through weft yarn
2Sec) reduce by 45%.
Second of experiment then is all to use positive tetragonal fiber through weft yarn partly, and under the Density of 65*49*49 and 65*55*55, air permeability can further be reduced to 0.168cc/cm
2Sec and 0.057cc/cm
2Sec, its data as shown in Table 1.
When making aforementioned fabric, under the Density of 65*49*49 and 65*55*55, weaving tension respectively is controlled at 95 and 100kg, weaving speed 30m/min, and under 185 ℃, add HEAT SETTING.
Table one, positive quadrangle compare with the gas permeability of circular fiber fabric
| Woven organizes fabric width (inch) * through close (root/inch) * filling density (root/inch) | Warp thread (420d/6 8f) | Weft yarn (420d/6 8f) | Air permeability (cc/cm 2 ·sec) | Difference value (%) |
| 65*49*49 | Du Pont's (circular fiber) | Du Pont's (circular fiber) | 0.782 | - |
| Du Pont's (circular fiber) | The present invention's (positive four jiaos of fibers) | 0.335 | 57.2 | |
| The present invention's (positive four jiaos of fibers) | The present invention's (positive four jiaos of fibers) | 0.168 | 78.5 | |
| 65*55*55 | Du Pont's (circular fiber) | Du Pont's (circular fiber) | 0.213 | - |
| Du Pont's (circular fiber) | The present invention's (positive four jiaos of fibers) | 0.117 | 45.1 | |
| The present invention's (positive four jiaos of fibers) | The present invention's (positive four jiaos of fibers) | 0.075 | 73.2 |
In sum, method made of the present invention has the fiber and the fabric thereof of four jiaos of sections, is to have the high-air-tightness that is higher than traditional circular fiber.Compared to Prior Art JP2002129444, though it also can make high air tightness fiber, tension force is wayward in weaving process, and the brute force of weaving cotton cloth has non-uniform phenomenon and produces.In addition, Prior Art JP2003-183945 is at air-tightness fabric face coating resin, and its employed chemicals can cause environmental pollution; Moreover resin may peel off and caused bigger pollution when using fabric.Comparatively speaking, four jiaos of fibers of the present invention, especially square fiber only utilizes the physical principle can be with four jiaos of tight storehouses of cross-section fiber.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly be familiar with this operator; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations; therefore, protection scope of the present invention is when looking accompanying being as the criterion that claim defines.
Other implements aspect
Implementation method of the present invention has been specified in the previous embodiment, any those skilled in the art that scholar all can comply with explanation of the present invention, in not deviating from spirit of the present invention and scope, optionally change, modify the present invention, therefore, other enforcement aspect also is included in the claim of the present invention.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; anyly be familiar with this operator; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations; therefore, protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (21)
1. a Quadrilateral cross-section fiber is characterized in that, it is for part extension silk, full extension silk or spins and stretch silk.
2. as claim 1 a described Quadrilateral cross-section fiber, it is characterized in that wherein aforementioned tetragonal fiber is to be rectangular fiber.
3. as claim 2 a described Quadrilateral cross-section fiber, it is characterized in that wherein aforementioned rectangular fiber is to be positive tetragonal fiber.
4. as claim 1 a described Quadrilateral cross-section fiber, it is characterized in that the long limit of wherein aforementioned tetragonal fiber section and broadside ratio are 1.0-2.0.
5. as claim 1 a described Quadrilateral cross-section fiber, it is characterized in that wherein the raw material of aforementioned fibers is to be a thermoplasticity macromolecule.
6. as claim 5 a described Quadrilateral cross-section fiber, it is characterized in that wherein the aforementioned hot plastic macromolecule comprises polyamide resin, polyester, polyolefin, its copolymer or mixing thing.
7. as claim 6 a described Quadrilateral cross-section fiber, it is characterized in that wherein aforementioned polyamide resin comprises nylon 6, nylon 11, nylon 12, nylon 46, nylon 66, NYLON610, nylon 612, its copolymer or mixing thing.
8. as claim 6 a described Quadrilateral cross-section fiber, it is characterized in that wherein aforesaid polyester is polyethylene terephthalate, poly-trimethyl-ethylene terephthalate or polybutylene terepthatlate, other aromatic polyester and aliphatic polyester, its copolymer or mixing thing.
9. as claim 6 a described Quadrilateral cross-section fiber, it is characterized in that wherein aforementioned polyolefin is polyethylene, polypropylene, polybutene, its copolymer or mixing thing.
10. the method for making of a manufacturing such as claim 1 a described Quadrilateral cross-section fiber is characterized in that, comprises the following steps:
Heating and melting one fibrous raw material, it is to be a kind of thermoplasticity macromolecule;
Spin mouth from one and extrude the thermoplasticity macromolecule of aforementioned heating and melting, and make it pass through a calm belt, with the filamentous fluid that forms; The filamentous fluid of the aforementioned fusion of cooling curing is to form a solid-state filiform; And extend aforementioned solid-state filiform and have the fiber of Quadrilateral cross-section with formation, and the distance of calm belt is between the 0.1-15 centimetre; And the long limit and the broadside ratio of Quadrilateral cross-section fiber are to be 1.0-2.0.
11. the method for making as claim 10 a described Quadrilateral cross-section fiber is characterized in that, wherein the temperature of aforementioned fibers raw material heating and melting is 180-320 ℃.
12. the method for making as claim 10 a described Quadrilateral cross-section fiber is characterized in that, wherein cooling off wind speed is 0.1-1.5m/sec.
13. the method for making as claim 10 a described Quadrilateral cross-section fiber is characterized in that, the method for wherein aforementioned extension fiber is the roller wheels of the filiform that solidifies being inserted a heating, extends.
14. the method for making as claim 13 a described Quadrilateral cross-section fiber is characterized in that, the extension ratio of wherein aforementioned roller wheel is 1-8 times.
15. the method for making as claim 10 a described Quadrilateral cross-section fiber is characterized in that, wherein aforementioned spinning tension is 0.1-2.0g/d.
16. the method for making as claim 10 a described Quadrilateral cross-section fiber is characterized in that, wherein aforementioned speed of batching is 2000-8000m/min.
17. a fabric is characterized in that, it is obtained by claim 1 a described Quadrilateral cross-section fiber.
18., it is characterized in that wherein the longitude and latitude fiber of aforementioned fabric can be made up of monfil or multifilament fiber as claim 17 a described fabric.
19., it is characterized in that wherein the thread count of aforementioned fabric is 10-500 root/English inch as claim 17 a described fabric.
20., it is characterized in that wherein the air permeability of aforementioned fabric is 0.01-1.5cc/cm as claim 17 a described fabric
2.sec.
21., it is characterized in that wherein aforementioned fabric comprises the version of Woven Fabrics, braided fabric or Nonwovens as claim 17 a described fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610139174.1A CN1970855A (en) | 2005-10-20 | 2006-10-18 | Quadrangular profiled fiber, textile, and method for producing same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510109277 | 2005-10-20 | ||
| CN200510109277.9 | 2005-10-20 | ||
| CN200610139174.1A CN1970855A (en) | 2005-10-20 | 2006-10-18 | Quadrangular profiled fiber, textile, and method for producing same |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100058764A Division CN101633349B (en) | 2005-10-20 | 2006-10-18 | Quadrilateral cross-section fiber, fabric and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1970855A true CN1970855A (en) | 2007-05-30 |
Family
ID=38111874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610139174.1A Pending CN1970855A (en) | 2005-10-20 | 2006-10-18 | Quadrangular profiled fiber, textile, and method for producing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1970855A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133071A (en) * | 2009-12-03 | 2015-12-09 | 澳大利亚界面有限公司 | Biobased fibre and yarn |
-
2006
- 2006-10-18 CN CN200610139174.1A patent/CN1970855A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133071A (en) * | 2009-12-03 | 2015-12-09 | 澳大利亚界面有限公司 | Biobased fibre and yarn |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3011086B1 (en) | Process for the preparation of a fiber, a fiber and a yarn made from such a fiber | |
| CN105908282B (en) | A kind of preparation method of the Manufacturing Pet Fine Filaments of 33dtex/144f | |
| CN102864507B (en) | Preparation method and product of melt direct spinning superfine porous differential polyester fiber | |
| US5591523A (en) | Polyester tow | |
| US3533904A (en) | Composite polypropylene filaments having a high degree of crimp | |
| KR100649850B1 (en) | Pttpolytrimethylene terephthalate staple fibres and method for producing the same | |
| KR20120007173A (en) | Side by side type polyester conjugated filament with excellent crimp property and process of producing thereof | |
| US20090065970A1 (en) | Novel fibers, high airtightness fabrics and a fabrication method thereof | |
| KR102380278B1 (en) | Method for manufacturing recycled polyester/cotton flame retardant composite yarn and flame retardant composite yarn, flame retardant fabric produced therefrom | |
| CN1970855A (en) | Quadrangular profiled fiber, textile, and method for producing same | |
| EP1878817B1 (en) | Fibers, high airtightness fabrics and a fabrication method thereof | |
| CN101633349B (en) | Quadrilateral cross-section fiber, fabric and manufacturing method thereof | |
| US5965073A (en) | Process and device for producing polyester yarns | |
| KR101437782B1 (en) | Highly elastic polyester fabric and method for fabricating the same | |
| JP2005232645A (en) | Polylactic acid fiber, method for producing the same and fiber structure for industrial material composed of polylactic acid fiber | |
| US3560604A (en) | Process for making textured polypropylene filaments | |
| KR860001529B1 (en) | Polyester yarn self-texturing in fabric form | |
| CN1092721C (en) | Making high filament count fine filament polyester yarns | |
| JPS59130309A (en) | Production of yarn mix of different shrinkage | |
| JP4830480B2 (en) | Polyester woven and knitted fabric for fused net reinforcement | |
| EP0078104B1 (en) | Filament yarn | |
| US20030216095A1 (en) | Synthetic filament having a cross-section based upon an ellipse | |
| CA1112032A (en) | Filaments or fibres of polyester drawable with molecular orientation | |
| KR102400546B1 (en) | Method and apparatus for manufacturing polyster yarn having high strength | |
| JPH02446B2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20070530 |