CN101724924A - Polyester drawn textured yarn and production process thereof - Google Patents
Polyester drawn textured yarn and production process thereof Download PDFInfo
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- CN101724924A CN101724924A CN200910234718A CN200910234718A CN101724924A CN 101724924 A CN101724924 A CN 101724924A CN 200910234718 A CN200910234718 A CN 200910234718A CN 200910234718 A CN200910234718 A CN 200910234718A CN 101724924 A CN101724924 A CN 101724924A
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Abstract
The invention discloses a polyester drawn textured yarn, which is continuously produced by polyester. The polyester drawn textured yarn is characterized in that the specification is 75D/288F, and a product has excellent performance. The invention also discloses production process thereof, which comprises the following steps of: performing esterification reaction on pure terephthalic acid and glycol serving as raw materials; then performing pre-polycondensation and final polycondensation to prepare polyester melt for direct spinning; and adopting a POY-DTY circular blast cooling process route, wherein the viscosity of the prepared polyester melt is 0.650. The production process has the advantages of reasonable process, good fiber spinnability, excellent physical indexes, few broken filaments and broken ends, high switching success ratio, 95 percent of full-package rate, smooth subsequent processing, light and soft texture and good style of woven fabrics, and application in fabrics and linings of high-grade down jackets and fabrics of sportswear and casual wear.
Description
Technical field
The present invention relates to a kind of synthetic fiber and production technology thereof, specifically is low elastic polyester filament and the production and processing technology thereof of a kind of 75D/288F.
Background technology
Terylene is as one of the big main force of three in synthetic fiber fiber, because of its good physics and chemical characteristic are widely used in garment material and other non-garment industry.The terylen product since coming out, also once with its drapability is good, intensity is high, well-pressed, be difficult for becoming and be used as main textile raw material by downstream user and weave all kinds of textiless.Along with economic globalization, the market internationalization, people are also more and more higher to the requirement of clothes, not only to have comfortableness, also will have functionally, lining just develops to light, gentle, functional direction, and composite fibre materials just need improve constantly performance and satisfy requirements of weaving process.Superfine fibre is because its high spreadability, superperformance such as soft, comfortable and easy to wear have become a focus textile raw material of each weaving manufacturing enterprise exploitation grade textiles both at home and abroad, and its use can effectively improve the class and the added value of product.In addition, superfine fibre also can be applicable to such as other fields such as heat-insulating material, filtering material, ion exchange material, imbibition material, biologic applications.The combination in and other technologies field differential by superfine fibre, Application Areas from now on is with increasingly extensive.
In patent CN101139735A " a kind of preparation method of ultra-fine denier polyester filament yarn ", introduce this method and adopted the lateral blowing process for cooling, in spinning process by the height of adjusting zone of silence, the arrangement mode and the mode that oils that increases annealer and improve spinneret hole, can successfully produce ultra-fine denier polyester filament yarn, but the ultra-fine denier polyester filament yarn that uses lateral blowing to produce is relatively poor aspect rerum naturas such as bar evenness, can not satisfy the woven requirement of high-grade fabric.
Relatively poor aspect the physical indexs such as problem that the superfine fibre of producing at employing lateral blowing process for cooling exists in production. art and bar evenness, dyeability, we have developed a kind of superfine fibre of producing on quench device, have excellent physical index, can satisfy the requirements of weaving process of high-grade fabric.
Summary of the invention
The purpose of this invention is to provide a kind of 75D/288F low elastic polyester filament and production and processing technology thereof, make the fiber of production have excellent physical index, can satisfy the requirements of weaving process of high-grade fabric.
Purpose of the present invention is achieved through the following technical solutions:
A kind of low elastic polyester filament is the polyester quantity-produced, it is characterized in that specification is 75D/288F, adopts POY-DTY ring blowing process for cooling route to produce excellent product performance.
A kind of low elastic polyester filament production and processing technology, carry out esterification by raw material p-phthalic acid and ethylene glycol, carry out direct fabrics through precondensation and the poly-preparation of final minification polyester fondant again, adopt POY-DTY ring blowing process for cooling route, it is characterized in that: the viscosity of prepared polyester fondant is 0.650;
The POY production process route is: polyester fondant → melt Conveying → spinning manifold → measuring pump → assembly → ring blowing cooling → boundling oils → path → first draw-off godet → Network device → second spinning reel → coiling
Technological parameter is:
291.5～293.5 ℃ of spin manifold temperatures, 287～289 ℃ of pipe temperatures
Measuring pump specification 0.9ccm
Component pressure is that 197～217bar, spinnerets specification are PRB88-144-0.12*0.3, metal sand proportioning 60-80 order: 110～118 μ m/g, 120-150 order: 28～33 μ m/g
Ring blow pressure 670～720pa, 20～24 ℃ of temperature, humidity 80～95%, zone of silence height 50mm, EVO pressure reduction 15～25pa
The valid density of finish is 90%, the rate of oiling is 0.40～0.53%, oily frame height 400～600mm
Winding speed is that 2280～2320m/min, the first draw-off godet speed are that 2315～2320m/min, second spinning reel speed are 2317～2323m/min, and the coiling start angle is 5.5 °, and initial contact pressure is 80N, and it is good to guarantee that the POY spinning cake is shaped.
The DTY production process route is: thread device → roller → coiling oils in original silk rack → the cut hot case → coldplate of a device → first roller → twist arrester → first → false twister → second roller → Network device → auxiliary roller → second hot case → the 3rd roller → spys
Technological parameter is:
Adopt 1-5-1 polyurethane friction plate combination technique to think that the speed of 610m/min adds bullet, draw ratio is that the temperature of 1.65, the first hot casees is 195 ℃, and the temperature of the second hot case is 158 ℃, and it is 1.1Kg/cm that network is pressed sky
2
The advantage of production technology of the present invention is: technology is reasonable, and fiber spinnability is good, the physical index excellence, and lousiness little breakage, handover success rate height, full-rolling rate can reach 95%; The processing of back road is smooth and easy, and woven fabric texture is light, gentle, and fabric style is good, is used for lining, lining material and motion, the easy suit lining of high-grade down jackets.
The specific embodiment
Further specify technical scheme of the present invention by specific embodiment:
Produce the 84dtex/288F low elastic polyester filament, by p-phthalic acid and ethylene glycol esterification reaction, be that 0.650 polyester fondant carries out direct fabrics through the poly-preparation of precondensation and final minification viscosity again, adopt ring blowing technology to produce POY, pipe temperature is 287 ℃ during melt Conveying, 293.5 ℃ of spin manifold temperatures, use the 0.9ccm measuring pump, guarantee the product fiber number, the spinnerets specification is selected PRB88-144-0.12*0.3 for use, metal sand proportioning 60-80 order: 110 μ m/g, 120-150 order: 25 μ m/g, make component pressure reach 205bar, guarantee the normal wire vent of spinnerets, adopt ring blowing mode to cool off, the height of zone of silence is 50mm, the pressure of ring blowing is 680pa, 23 ℃ of temperature, humidity 95%, EVO pressure reduction 22pa, oily frame height 550mm, adopt the oil nozzle mode that oils, use valid density is 90% finish, and the rate of oiling is 0.49%, guarantees the obvolvent performance between the monofilament; Winding speed is that 2290m/min, the first draw-off godet speed are that 2315m/min, second spinning reel speed are 2318m/min, between first draw-off godet and second spinning reel Network device is housed, network pressure position 1bar; The spinning tension 27CN of tow, the tension force between first and second road silk dish are that 23CN, winding tension are 11CN; For guaranteeing the forming of POY spinning cake, the coiling start angle is made as 5.5 ° and is being wound up into 130mm, 135mm, 150mm, 170mm, 190mm, 210mm, 230mm, winding angle is made as 5.6 ° respectively during 430mm thickness, 5.7 °, 5.9 °, 6.0 °, 6.1 °, 6.0 °, 5.9 °, 5.8 °, the winding angle that full volume switches is made as 5.5 °, initial contact pressure is made as 80N, at 94mm, 140mm, 200mm, 280mm, 320mm, 360mm, 400mm, during 430mm thickness, contact pressure all is made as 115N, automatically switch when completely rolling up, spinning cake is delivered to quality testing check physical index and appearance test, move material false twisting portion after the POY product is qualified and add bullet production DTY finished product.When producing the DTY finished product, adopt 1-5-1 polyurethane friction plate combination technique to think that the speed of 610m/min adds bullet, draw ratio is that the temperature of 1.65, the first hot casees is 195 ℃, and the temperature of the second hot case is 158 ℃, and it is 1.1Kg/cm that network is pressed sky
2The 84dtex/288F fiber that adopts this technology to produce, POY, DTY physical property physical index are good, and concrete physical index sees Table 1,2, satisfies the high-grade fabric requirement fully, weaves smooth and easyly, and fabric texture is light, gentle, and fabric style is good.
Table 1POY physical index
| Line density | ??dtex | ??132.4 |
| The line density deviation ratio | ??％ | ??0.30 |
| The line density coefficient of variation | ??％ | ??0.12 |
| Fracture strength | ??cN/dtex | ??2.51 |
| The fracture strength coefficient of variation | ??％ | ??2.28 |
| Elongation at break | ??％ | ??123.1 |
| The elongation at break coefficient of variation | ??％ | ??2.30 |
| Oil content | ??％ | ??0.45 |
| Bar evenness | ??％ | ??1.20 |
| Bar evenness | ??1/2Inert％ | ??0.26 |
| Tension force | ??g | ??99.4 |
| The heterotonia coefficient | ??％ | ??2.04 |
Table 2DTY physical index
| Line density | ??dtex | ??84.5 |
| Intensity | ??cN/dtex | ??3.97 |
| Percentage elongation | ??％ | ??20.6 |
| Boiling water shrinkage | ??％ | ??2.7 |
| The crimp shrinkage rate | ??％ | ??3.0 |
| Curling stability | ??％ | ??63.0 |
| Oil content | ??％ | ??2.50 |
| The network degree | Individual/rice | ??106 |
Claims (2)
1. a low elastic polyester filament is the polyester quantity-produced, it is characterized in that specification is 75D/288F.
2. low elastic polyester filament production and processing technology, carry out esterification by raw material p-phthalic acid and ethylene glycol, carry out direct fabrics through precondensation and the poly-preparation of final minification polyester fondant again, adopt POY-DTY ring blowing process for cooling route, it is characterized in that: the viscosity of prepared polyester fondant is 0.650;
The POY technological parameter is:
291.5～293.5 ℃ of spin manifold temperatures, 287～289 ℃ of pipe temperatures
Component pressure is that 197～217bar, spinnerets specification are PRB88-144-0.12*0.3, metal sand proportioning 60-80 order: 110～118 μ m/g, 120-150 order: 28～33 μ m/g
Ring blow pressure 670～720pa, 20～24 ℃ of temperature, humidity 80～95%, zone of silence height 50mm, EVO pressure reduction 15～25pa
The valid density of finish is 90%, the rate of oiling is 0.40～0.53%, oily frame height 400～600mm
Winding speed is that 2280～2320m/min, GR1 speed are that 2315～2320m/min, GR2 speed are 2317～2323m/min;
The DTY technological parameter is:
1-5-1 is adopted in the combination of polyurethane friction plate, spins speed and is 610m/min, and draw ratio is that the temperature of 1.65, the first hot casees is 195 ℃, and the temperature of the second hot case is 158 ℃, and it is 1.1Kg/cm that network is pressed sky
2
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| CN200910234718A CN101724924A (en) | 2009-11-16 | 2009-11-16 | Polyester drawn textured yarn and production process thereof |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330175A (en) * | 2011-05-20 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano calcium carbonate modified polyester low-stretch network yarn |
| CN102330183A (en) * | 2011-06-18 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano silicon dioxide modified polyester low-stretch network yarn |
| CN102330180A (en) * | 2011-06-18 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano stannic oxide modified polyester low-stretch network yarn |
| CN102345183A (en) * | 2011-06-21 | 2012-02-08 | 江苏鹰翔化纤股份有限公司 | Succinic acid-modified terylene low-elasticity network fiber |
| CN102345182A (en) * | 2011-06-21 | 2012-02-08 | 江苏鹰翔化纤股份有限公司 | Preparation method of succinic acid modified terylene low elastic network fiber |
| CN102383206A (en) * | 2011-10-31 | 2012-03-21 | 福建百宏聚纤科技实业有限公司 | Cool cotton feeling polyester low-elastic yarn and processing technology thereof |
| CN102433607A (en) * | 2011-10-31 | 2012-05-02 | 福建百宏聚纤科技实业有限公司 | Anti-deformation low-stretch yarn and processing and preparation process thereof |
| CN102505226A (en) * | 2011-09-21 | 2012-06-20 | 江苏盛虹科技股份有限公司 | Ultrafine polyester draw textured yarns and method for processing same |
| CN102517720A (en) * | 2011-10-21 | 2012-06-27 | 江苏东方阳光科技有限公司 | Method for preparing flat polyester DTY by using POY |
| CN102534898A (en) * | 2011-12-22 | 2012-07-04 | 江苏东方阳光科技有限公司 | Method for preparing DTY (drawn textured yarn) polyester super-bright flat yarn by POY (polyester pre-oriented yarn) polyester yarn |
| CN103305995A (en) * | 2013-06-25 | 2013-09-18 | 苏州锦凯纺织有限公司 | Draw texturing yarn fabric |
| CN103454181A (en) * | 2012-05-28 | 2013-12-18 | 厦门华诚实业有限公司 | Fabric fiber tow defect online detection device |
| CN104562240A (en) * | 2014-12-31 | 2015-04-29 | 江苏恒力化纤股份有限公司 | U-shaped hollow Dacron draw-textured yarn and preparation method thereof |
| CN109183218A (en) * | 2018-11-21 | 2019-01-11 | 桐乡市宏洋化纤有限公司 | A kind of production technology of low elastic polyester filament |
| CN109666988A (en) * | 2018-12-27 | 2019-04-23 | 江苏恒力化纤股份有限公司 | The preparation method of slub yarn |
| CN115897012A (en) * | 2022-09-26 | 2023-04-04 | 深圳市和煦健康科技有限公司 | Preparation method of skin warming velvet with excellent heat preservation performance |
-
2009
- 2009-11-16 CN CN200910234718A patent/CN101724924A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330175A (en) * | 2011-05-20 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano calcium carbonate modified polyester low-stretch network yarn |
| CN102330183A (en) * | 2011-06-18 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano silicon dioxide modified polyester low-stretch network yarn |
| CN102330180A (en) * | 2011-06-18 | 2012-01-25 | 江苏鹰翔化纤股份有限公司 | Nano stannic oxide modified polyester low-stretch network yarn |
| CN102345183A (en) * | 2011-06-21 | 2012-02-08 | 江苏鹰翔化纤股份有限公司 | Succinic acid-modified terylene low-elasticity network fiber |
| CN102345182A (en) * | 2011-06-21 | 2012-02-08 | 江苏鹰翔化纤股份有限公司 | Preparation method of succinic acid modified terylene low elastic network fiber |
| CN102505226A (en) * | 2011-09-21 | 2012-06-20 | 江苏盛虹科技股份有限公司 | Ultrafine polyester draw textured yarns and method for processing same |
| CN102517720A (en) * | 2011-10-21 | 2012-06-27 | 江苏东方阳光科技有限公司 | Method for preparing flat polyester DTY by using POY |
| CN102433607A (en) * | 2011-10-31 | 2012-05-02 | 福建百宏聚纤科技实业有限公司 | Anti-deformation low-stretch yarn and processing and preparation process thereof |
| CN102383206A (en) * | 2011-10-31 | 2012-03-21 | 福建百宏聚纤科技实业有限公司 | Cool cotton feeling polyester low-elastic yarn and processing technology thereof |
| CN102433607B (en) * | 2011-10-31 | 2013-01-09 | 福建百宏聚纤科技实业有限公司 | Anti-deforming low stretch yarn and preparation process thereof |
| CN102534898A (en) * | 2011-12-22 | 2012-07-04 | 江苏东方阳光科技有限公司 | Method for preparing DTY (drawn textured yarn) polyester super-bright flat yarn by POY (polyester pre-oriented yarn) polyester yarn |
| CN103454181A (en) * | 2012-05-28 | 2013-12-18 | 厦门华诚实业有限公司 | Fabric fiber tow defect online detection device |
| CN103454181B (en) * | 2012-05-28 | 2016-02-03 | 厦门华诚实业有限公司 | Fabric fibre tow fault on-line measuring device |
| CN103305995A (en) * | 2013-06-25 | 2013-09-18 | 苏州锦凯纺织有限公司 | Draw texturing yarn fabric |
| CN104562240A (en) * | 2014-12-31 | 2015-04-29 | 江苏恒力化纤股份有限公司 | U-shaped hollow Dacron draw-textured yarn and preparation method thereof |
| CN109183218A (en) * | 2018-11-21 | 2019-01-11 | 桐乡市宏洋化纤有限公司 | A kind of production technology of low elastic polyester filament |
| CN109666988A (en) * | 2018-12-27 | 2019-04-23 | 江苏恒力化纤股份有限公司 | The preparation method of slub yarn |
| CN109666988B (en) * | 2018-12-27 | 2020-08-14 | 江苏恒力化纤股份有限公司 | Preparation method of slub yarn |
| CN115897012A (en) * | 2022-09-26 | 2023-04-04 | 深圳市和煦健康科技有限公司 | Preparation method of skin warming velvet with excellent heat preservation performance |
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Application publication date: 20100609 |