EP1079008A1 - Verfahren und Vorrichtung zum Spinnen eines multifilen Fadens - Google Patents

Verfahren und Vorrichtung zum Spinnen eines multifilen Fadens Download PDF

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Publication number
EP1079008A1
EP1079008A1 EP00116243A EP00116243A EP1079008A1 EP 1079008 A1 EP1079008 A1 EP 1079008A1 EP 00116243 A EP00116243 A EP 00116243A EP 00116243 A EP00116243 A EP 00116243A EP 1079008 A1 EP1079008 A1 EP 1079008A1
Authority
EP
European Patent Office
Prior art keywords
cooling
zone
shaft
filaments
cooling shaft
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.)
Withdrawn
Application number
EP00116243A
Other languages
German (de)
English (en)
French (fr)
Inventor
Hans-Gerhard Hutter
Dieter Wiemer
Klaus Schäfer
Hansjörg MEISE
Detlev Schulz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oerlikon Textile GmbH and Co KG
Original Assignee
Barmag AG
Barmag Barmer Maschinenfabrik AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Barmag AG, Barmag Barmer Maschinenfabrik AG filed Critical Barmag AG
Publication of EP1079008A1 publication Critical patent/EP1079008A1/de
Withdrawn legal-status Critical Current

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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
    • D01D5/08—Melt spinning methods
    • D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
    • D01D5/092—Cooling filaments, threads or the like, leaving the spinnerettes in shafts or chimneys

Definitions

  • the invention relates to a method for spinning a multifilament thread a thermoplastic material according to the preamble of claim 1 and a device for performing the method according to the preamble of Claim 11.
  • the freshly extruded filaments are in their Movement supported by an air flow. This ensures that the Solidification area of the filaments moves away from the spinneret. This in turn leads to delayed crystallization, which is beneficial to the physical properties of the thread affects. For example, at the production speed of a POY yarn and thus the Elongation can be increased without affecting the yarn Change the elongation values required for further processing.
  • the known device has a below the spinneret Cooling device, which has an upper cooling shaft and one with the upper Cooling shaft connected lower cooling shaft.
  • the lower cooling shaft is connected on an outlet side to a cooling power generator, which in the lower cooling shaft creates a negative pressure.
  • the upper cooling shaft is designed gas permeable, so that due to the lower cooling shaft prevailing negative pressure, an air stream flows into the upper cooling shaft and is directed towards the lower cooling shaft. In doing so, a Coolant flow generated, which has a flow rate that in is essentially equal to the running speed of the filaments.
  • a method and a device are known from US Pat. No. 4,277,430 which the filaments in the cooling zone below the spinneret through a Cross-flow blowing can be cooled.
  • the invention is based on the knowledge that the crystallization of the filaments from the exit from the spinneret to solidification and formation of the thread is determined by two mutually influencing effects. It is known, that when a polymer melt cools it down from a certain one Temperature solidifies. This process is solely based on the temperature dependent and is referred to here as thermal crystallization.
  • thermal crystallization When spinning the filament bundle is pulled off the spinneret by threads. Do it pulling forces on the thread, which result in a tension-induced crystallization in the Effect filaments.
  • the thermal Crystallization and the stress-induced crystallization are superimposed on and together lead to the solidification of the filament. To influence the tension-induced crystallization becomes the filament bundle before solidification led into a tension zone in which the thread friction and thus the the thread tension acting on the thread can be changed.
  • the invention now provides a method and an apparatus provided, which makes it possible to influence the voltage-induced Carry out crystallization under essentially constant conditions to be able to.
  • the filaments are cooled after exiting the Spinneret set within the cooling zone so that the position of the Solidification range of the filaments within the tension zone in one specified target range of the voltage zone can be kept.
  • the torpor the filaments in the tension zone in the lower cooling shaft thus take place in the essential always in the same place, so that a uniform treatment of the Filaments for influencing the stress-induced crystallization is granted.
  • the through the Cooling medium in the cooling zone acting cooling effects changeable his.
  • the filaments before entering the Tension zone a certain stability, especially in the outer Boundary layers, must already have to the in the stress zone Thread tension treatment generated coolant flow undamaged bear.
  • a particularly advantageous variant for controlling the cooling is given by the development of the invention, in which the cooling medium before Entry into the cooling zone is tempered.
  • the cooling medium can its temperature before entering the cooling zone to a value preferably in Range from 20 ° C to 300 ° C.
  • the cooling medium is by an as Medium heating device preheated to a higher temperature.
  • the thermal crystallization is influenced in such a way that the Filament bundles are not solidified before entering the tension zone.
  • a blower is used as a means which the volume flow blown into the cooling zone is controllable.
  • the cooling medium flow only in an acceleration section within the voltage zone to that for the Thread tension treatment of the filament bundle required Flow speed accelerates.
  • the coolant flow is at least accelerated to a flow rate equal to the running speed of the filaments so that the filaments do not slow down in their movement become.
  • the process variant with the features of claim 5 and the Further development of the device according to claim 15 are characterized in that that the voltage-induced crystallization also within wide limits is adjustable.
  • the cooling medium flow from the out of the voltage zone escaping cooling medium and one immediately before the inlet of the voltage zone supplied cooling medium generated. Due to the additional cooling medium supplied is additionally achieved that the cooling of the filament bundle in the Voltage zone can be influenced. Especially when spinning threads with large thread titers can by adding an additional cooling medium Output of the tension zone when gathering the thread desired Minimum cooling can be achieved.
  • the method according to the invention is independent of whether the cooling medium flow in the tension zone by suction or by blowing is produced.
  • the process variant in which a suction flow in the Tension zone prevails has the advantage that the thermal crystallization in the cooling zone and the stress-induced crystallization in the stress zone can be influenced essentially independently of one another.
  • filament of the filament bundle is the process variant according to Claim 8 particularly suitable.
  • the filament bundle is replaced by a Cooling channel, for example a pipe.
  • the Cooling channel On the inlet side, the Cooling channel a cross-sectional narrowing, so that the entering the cooling channel Air receives an acceleration.
  • the inventive method is due to its flexibility for spinning of threads made of polyester, polyamide or polypropylene. This can the procedure by an appropriate one after spinning the thread Aftertreatment of the thread can be used, for example a fully drawn thread (FDY), a pre-oriented thread (POY) or one to produce highly oriented thread (HOY).
  • FDY fully drawn thread
  • POY pre-oriented thread
  • HOY highly oriented thread
  • the method according to the invention can be advantageous, in particular, by Device are carried out in which the cooling device has an upper Cooling shaft and a lower cooling shaft.
  • the upper cooling shaft is arranged immediately below the spinneret and forms the cooling zone, in which the thermal crystallization by a introduced into the cooling shaft Cooling medium is affected.
  • the lower cooling shaft is with the upper one Cooling shaft connected and forms the tension zone.
  • the cooling device has cooling medium flow flowing parallel to the thread a cooling power generator. So that is in the lower cooling shaft Coolant flow generated at a predetermined flow rate.
  • the device for performing the method has Means for adjusting the cooling of the filaments in the upper cooling shaft.
  • the cooling of the filaments in the upper cooling shaft is such by the means can be influenced that the filaments only in a predetermined target range of solidify lower cooling shaft.
  • the device according to the invention is thus suitable to the location of the solidification area of the filaments along the Change spinning line, especially in the area of the lower cooling shaft.
  • Means can both act directly on the cooling device also such devices acting directly on the cooling medium are used become.
  • the agent When using cooling air, the agent is advantageous as a heating device formed, which tempered the cooling air entering the lower cooling shaft.
  • the heating device is controlled by a control device with appropriate predetermined setting values operated.
  • the development of the device according to claim 14 is special advantageous.
  • One in the bottom Cooling medium entering cooling shaft is thus at a flow rate accelerates, which depends essentially on the pressure difference, which between the inlet side and the inside of the lower cooling shaft prevails.
  • the cooling power generator can be used both as a blower, which the cooling medium blows into the lower cooling shaft, as well as one Vacuum source on the outlet side with the lower cooling shaft is connected and sucks the cooling medium into the lower cooling shaft, To run.
  • the lower cooling shaft is formed by a tube through which a bundle of filaments to be led.
  • a confuser on the inlet side and an on the outlet side Diffuser provided. Through the confuser, an even one Surrounding filament bundle of cooling media flow generated. Through the diffuser becomes a slow decrease in the flow rate of the cooling medium flow reached so that the filament bundle through the lower cooling shaft is guided.
  • a second confuser between the arranged upper and lower cooling shaft This can be an essential turbulence-free transition of the cooling medium from the upper cooling shaft into the ensure the lower cooling shaft.
  • the acceleration distance the is characterized by the narrowest flow cross-section, both in the first or second confuser.
  • an additional cooling medium is introduced into the voltage zone.
  • FIG. 1 schematically shows a first embodiment of an inventive one Device for spinning a multifilament thread shown.
  • a thread 26 is made from a thermoplastic material spun and wound into a coil 25.
  • the Thermoplastic material is used in an extruder and a pump (here not shown) melted.
  • the melt is via a melt line 3 conveyed to a heated spinning head 1 by means of a spinning pump.
  • At the A spinneret 2 is attached to the underside of the spinning head 1. From the spinneret 2 the melt exits in the form of fine filament strands 8.
  • the filaments 8 pass through a cooling zone 4, which is formed by an upper cooling shaft 5.
  • the cooling shaft 5 is arranged directly below the spinning head 1 and encloses the filaments 8 with a gas-permeable wall 7 the cooling shaft 5 has an outer side of the walls 7 Air supply 33 on.
  • the air supply 33 is open to the environment.
  • a heating device 10 is arranged, one from the outside introduced air flow heated before entering the gas-permeable wall 7.
  • the Heating device 10 is coupled to a control device 11.
  • the lower cooling shaft 7 is designed as a tube 12.
  • the tube 12 has on the Inlet side of the cooling shaft 7 has a confuser 14 which is connected to the outlet side of the upper cooling shaft 5 is connected.
  • In the wall of the confuser 14 are several inlet openings 15.1 and 15.2 are formed.
  • two inlet openings shown symmetrical to the circumference of the confuser 14th are arranged.
  • the pipe points to the outlet side of the lower cooling shaft 12 has a diffuser 13 which opens into an outlet chamber 17.
  • On the The underside of the outlet chamber 17 is an outlet opening in the thread running plane 19 introduced into the outlet chamber 17.
  • a suction nozzle 21 opens into the outlet chamber 17.
  • a vacuum generator 20 connected.
  • the lower one Cooling shaft 7 forms the tension zone 6, in which the thread friction on the Filament bundles is affected.
  • Preparation device 22 In the thread running plane below the outlet chamber 17 there are one Preparation device 22 and a treatment device 23 and a Winding device 24 arranged.
  • a swirl nozzle in the treatment device or drafting devices can be arranged so that the thread in its. before winding Tension can be influenced and stretched.
  • additional heating devices for stretching or relaxation within the To arrange treatment device 23 There is also the possibility additional heating devices for stretching or relaxation within the To arrange treatment device 23.
  • a thermoplastic material is in molten state fed to the spinning head 1 and via the spinneret 2 extruded from a plurality of nozzle bores as filament strands 8.
  • the end The bundle 8 formed by the filaments is wound by the winding device 24 deducted.
  • the filaments 8 pass through with increasing Speed the cooling zone 4 within the upper cooling shaft 5.
  • the filaments then enter the tension zone 6 via the confuser 14 of the lower cooling shaft 7.
  • a negative pressure is generated by the negative pressure generator 20. Because of the Negative pressure and due to one generated by the filament movement Self-suction effect is in the upper cooling shaft from the outside Air supply 33 sucked an air stream into the cooling zone 4.
  • the airflow is before entering the cooling zone 4 by the heater 10 on a predetermined temperature warmed.
  • the heating device is controlled here by the control device 11.
  • the filaments in the Cooling zone 4 by a predetermined temperature in the cooling medium pre-cooled.
  • the filaments 8 enter the Voltage zone 6 a.
  • the air entering the cooling zone 4 carried or sucked in.
  • Inside the confuser 14 is from the outside Inlets 15.1 and 15.2 sucked in additional cooling air.
  • the from the cooling zone 4 escaping air and the air entering via inlet 15 become common in an acceleration section 16 in the tube 12 to a cooling medium flow accelerates.
  • the air flow is due to the acceleration path 16 a narrowest cross section in the tube 12 under the action of the vacuum generator 20 accelerated so that no counteracting the filament movement in the tube Air flow is more there. This will reduce the strain on the filaments and thus the thread tension is reduced.
  • the filaments through the Pre-cooling in the cooling zone 4 due to the thermal crystallization in the are only solidified in their peripheral layers, are within the Stress zone 6 due to a delayed stress-induced crystallization in solidify a defined target area within the lower cooling shaft 7, the itself from the acceleration section 16 to an inlet area in the Diffuser 6 extends. The filaments are cooled further.
  • the air flow through the diffuser 13 in the Outlet chamber 17 initiated.
  • a screen cylinder 18 of the filament bundle encloses. The air is then through the nozzle 21 and the Vacuum generator 20 sucked out of the outlet chamber 17 and discharged.
  • the filaments 8 pass through on the underside of the outlet chamber 17 Outlet opening 19 out of the lower cooling shaft 7 and run into the Preparation device 22 a. Until the filaments 8 emerge from the lower one Cooling shaft 7 leads to a complete cooling of the filaments. By the preparation device 22, the filaments 8 become a thread 26 merged. After treatment, the thread 26 with the Winding device 24 wound into a bobbin 25.
  • the one shown in Fig. 1 An arrangement can be produced, for example, with a polyester thread Winding speed of greater than 7,000 m / min is wound up.
  • the device shown in Fig. 1 is characterized in that the in Air entering the cooling zone before entering the cooling zone to a predetermined Temperature is heated. Thermal crystallization can thus be advantageous be influenced within the cooling zone in such a way that the filaments 8 are still in can not enter solidified state in the voltage zone 6.
  • the Pre-cooling of the filaments is set so that the filaments within the Solidify stress zone 6 in a predetermined target range. This The target range is usually in or immediately below the Acceleration path 16 in the tube 12. This ensures that the to Air flow influencing thread friction even before the filaments solidify the filaments is effective.
  • This advantageous treatment of the filaments the voltage-induced crystallization is delayed such that a Production increase in the manufacture of the thread with consistently good physical properties is guaranteed.
  • By the on the inlet side of the lower cooling shaft 7 additionally supplied air is also sufficient Cooling effect despite parallel flow in the tension zone reached.
  • FIGS. 2 to 4 show further exemplary embodiments of the invention Device shown.
  • the cooling devices are of different types modified to the cooling medium in the cooling zone as well as the cooling medium flow in to vary the tension zone.
  • the basic structure of that in FIGS 4 through 4 are essentially identical to the device to Fig. 1. In this respect, reference is made to the preceding description.
  • FIG. 2 shows an embodiment of the device according to the invention, in which the cooling device also from an upper cooling shaft 5 and a lower cooling shaft 7 is formed.
  • the cooling zone 4 below the The filaments through the gas-permeable wall 9 become the spinneret 2 enclosed.
  • the blow chamber 27 is connected to a blower 28.
  • By the blower 28, a cooling medium is introduced into the blow chamber 27.
  • the Blower 28 is connected to a control device 11.
  • the lower cooling shaft 7 is over the confuser 14 connected to the upper cooling shaft 5.
  • the lower cooling shaft is cylindrical formed with the tube 12, which on the inlet side with the confuser 14 and is connected to the diffuser 13 on the outlet side.
  • the tube 12 or the diffuser 13 Outlet opening 34 through which the filaments and the cooling medium flow can exit.
  • the cooling medium flow in the voltage zone 6 is in the Cooling zone 4 through the fan 28, cooling air into the upper cooling shaft 5 initiated.
  • the cooling medium introduced into the cooling zone becomes Flush out tension zone 6 and through the narrowing of the cross section inside the acceleration section 16 accelerates.
  • the Inlet openings 15.1 and 15.2 sucked in an additional air flow, the led through the voltage zone 6 together with the injected cooling air becomes.
  • the inlets 15.1 and 15.2 Blower 28 to connect, so that the additional air flow into the voltage zone is blown in.
  • the blower 28 is predetermined by the control device 11 Speed operated so that a predetermined amount of air for pre-cooling in the Cooling zone arrives.
  • FIG. 3 another embodiment is shown schematically, which in is essentially identical to the embodiment of FIG. 2. So far referred to the previous description and only to the differences shown.
  • a heating device 10 such that the in the cooling zone 4th incoming air is previously heated to a predetermined temperature.
  • the heating device 10 and the blower 28 with the control device 11 connected and controlled accordingly.
  • a measuring device 29 is arranged such that the Temperature of the exiting air or the temperature of the filaments become. The measuring device 29 is connected to the control device 11.
  • FIG. 4 shows a further exemplary embodiment of the device according to the invention shown, which has a substantially same structure as that shown in Fig. 1 Contraption.
  • the inlet 15.1 and 15.2 with an annular chamber 30 connected.
  • the annular chamber 30 is connected to a blower 31. This ensures that the additional cooling air in front of the acceleration section 16 is blown into the tension zone 6.
  • a second confuser 32 is substantially coaxial the confuser 14 of the lower cooling shaft 7 is arranged. This will make that out the cooling air 4 exiting accelerated air without essential Turbulence supplied to the stress zone 6.
  • the one in the acceleration section 16 trained cooling media flow thus consists of the cooling zone emerging cooling air and the blown cooling air together.
  • the Coolant flow in the voltage zone 6 is under the effect of Vacuum generator 11 generated on the outlet side of the lower cooling shaft 7.
  • the embodiment of the device according to the invention shown in FIG. 4 can be modified in a simple manner such that the Acceleration path 16 directly in the inlet area of the tension zone 6 is formed by the first confuser 14.
  • the training that is additionally introduced into the lower cooling shaft 7 via the inlets 15 Cooling medium below the acceleration section into the voltage zone initiated.
  • Such training has the advantage that during expansion of the accelerated cooling medium flow turbulence in the edge area of the diffuser be avoided.
  • the devices shown in Figures 1 to 4 are in their structure given as an example. So the embodiment shown in Fig. 4 could with a cooling power generation shown in FIG. 3 can be combined.
  • the upper Cooling shaft could also be used as a so-called cross-flow blowing be carried out, in which the cooling air only from one side to the Filament bundle hits.
  • the lower cooling shaft can also be used to hold form several threads in a box shape. In this case, they would be in FIG. 1 shown side walls of the lower cooling shaft vertical to the plane of the drawing extended.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
EP00116243A 1999-08-26 2000-08-08 Verfahren und Vorrichtung zum Spinnen eines multifilen Fadens Withdrawn EP1079008A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19940591 1999-08-26
DE19940591 1999-08-26

Publications (1)

Publication Number Publication Date
EP1079008A1 true EP1079008A1 (de) 2001-02-28

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EP00116243A Withdrawn EP1079008A1 (de) 1999-08-26 2000-08-08 Verfahren und Vorrichtung zum Spinnen eines multifilen Fadens

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US (1) US6551545B1 (tr)
EP (1) EP1079008A1 (tr)
JP (1) JP2001081625A (tr)
KR (1) KR100643014B1 (tr)
CN (1) CN1174128C (tr)
BR (1) BR0003805A (tr)
TR (1) TR200002479A2 (tr)
TW (1) TW479078B (tr)

Cited By (6)

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WO2006024435A1 (de) * 2004-08-27 2006-03-09 Diolen Industrial Fibers B.V. Spinnverfahren und vorrichtung zu seiner durchführung
WO2006037371A1 (de) * 2004-09-30 2006-04-13 Saurer Gmbh & Co. Kg Meltblown-verfahren zum schmelzspinnen von feinen vliesfasern und vorrichtung zur durchführung des verfahrens
US7731876B2 (en) 2002-07-05 2010-06-08 Diolen Industrial Fibers B.V. Spinning method
WO2011141427A1 (de) * 2010-05-11 2011-11-17 Oerlikon Textile Gmbh & Co. Kg Verfahren und vorrichtung zum schmelzspinnen und abkühlen einer vielzahl synthetischer fäden
CN113622037A (zh) * 2021-08-25 2021-11-09 上海化工研究院有限公司 超高分子量聚乙烯纤维及其制备方法和应用
WO2022238168A1 (de) * 2021-05-08 2022-11-17 Oerlikon Textile Gmbh & Co. Kg Vorrichtung zum abkühlen einer vielzahl synthetischer filamente

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WO2001018288A1 (de) * 1999-09-07 2001-03-15 Barmag Ag Verfahren zum schmelzspinnen
JP2002302862A (ja) * 2001-04-06 2002-10-18 Mitsui Chemicals Inc 不織布の製造方法及び装置
US7384583B2 (en) * 2001-04-06 2008-06-10 Mitsui Chemicals, Inc. Production method for making nonwoven fabric
US6670034B2 (en) * 2001-10-18 2003-12-30 Shakespeare Company, Llc Single ingredient, multi-structural filaments
KR20030058353A (ko) * 2001-12-31 2003-07-07 백석기 열가소성 합성섬유세사 방사장치의 냉풍 제어방법 및제어장치
ITMI20041137A1 (it) * 2004-06-04 2004-09-04 Fare Spa Apparecchiatura per il trattamento di filati sintetici
EP1819854B1 (de) * 2004-12-01 2009-03-04 Oerlikon Textile GmbH & Co. KG Verfahren und vorrichtung zum führen und verwirbeln eines multifilen fadens
JP4946111B2 (ja) * 2006-03-20 2012-06-06 東レ株式会社 合成繊維の溶融紡糸装置および合成繊維の製造方法
EP2103723B1 (en) * 2007-01-09 2014-03-12 University of Yamanashi Microfilament manufacturing method and manufacturing apparatus
JP5526531B2 (ja) * 2007-11-29 2014-06-18 東レ株式会社 紡糸用冷却装置および溶融紡糸方法
US20110076907A1 (en) * 2009-09-25 2011-03-31 Glew Charles A Apparatus and method for melt spun production of non-woven fluoropolymers or perfluoropolymers
EP2550381A2 (de) * 2010-03-24 2013-01-30 Oerlikon Textile GmbH & Co. KG Verfahren und vorrichtung zum schmelzspinnen und abkühlen einer vielzahl synthetischer fäden
EP2557213B1 (en) 2010-04-30 2014-11-19 University of Yamanashi A battery separator comprising a polyolefin nanofilament porous sheet
CN102505161B (zh) * 2011-11-23 2014-04-30 福建锦江科技有限公司 化纤抽丝防断方法及送风控制装置
CN102560705B (zh) * 2012-01-13 2014-12-03 常州惠明精密机械有限公司 纺粘无纺布纺丝下拉伸装置
KR101371386B1 (ko) * 2012-03-06 2014-03-07 주식회사 다운나라 태데니어 원사의 제조방법
JP2015014071A (ja) * 2013-07-08 2015-01-22 Ｔｍｔマシナリー株式会社 糸条冷却装置
EP3049562A4 (en) * 2013-09-26 2017-05-03 Reliance Industries Limited System, method and device for quenching synthetic multifilament fibers
KR101508743B1 (ko) * 2013-11-14 2015-04-07 도레이케미칼 주식회사 방사구금 냉각장치
CN109881274B (zh) * 2019-03-04 2020-08-11 浙江恒百华化纤有限公司 一种poy丝生产设备
CN111893588B (zh) * 2020-07-07 2021-06-08 诸暨永新色纺有限公司 冰凉感抗菌poy丝的制作方法

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EP0682720A1 (de) * 1993-12-03 1995-11-22 RIETER AUTOMATIK GmbH Schmelzspinnverfahren für filamente
WO2000005439A1 (de) * 1998-07-23 2000-02-03 Barmag Ag Spinnvorrichtung und -verfahren zum spinnen eines synthetischen fadens
WO2000063468A1 (en) * 1999-04-15 2000-10-26 E.I. Du Pont De Nemours And Company Apparatus and process for spinning polymeric filaments

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7731876B2 (en) 2002-07-05 2010-06-08 Diolen Industrial Fibers B.V. Spinning method
US8182915B2 (en) 2002-07-05 2012-05-22 Diolen Industrial Fibers B.V. Spinning method
WO2006024435A1 (de) * 2004-08-27 2006-03-09 Diolen Industrial Fibers B.V. Spinnverfahren und vorrichtung zu seiner durchführung
WO2006037371A1 (de) * 2004-09-30 2006-04-13 Saurer Gmbh & Co. Kg Meltblown-verfahren zum schmelzspinnen von feinen vliesfasern und vorrichtung zur durchführung des verfahrens
WO2011141427A1 (de) * 2010-05-11 2011-11-17 Oerlikon Textile Gmbh & Co. Kg Verfahren und vorrichtung zum schmelzspinnen und abkühlen einer vielzahl synthetischer fäden
CN102859052A (zh) * 2010-05-11 2013-01-02 欧瑞康纺织有限及两合公司 用于许多合成纱线的熔融纺丝和冷却的方法和装置
CN102859052B (zh) * 2010-05-11 2015-11-25 欧瑞康纺织有限及两合公司 用于许多合成纱线的熔融纺丝和冷却的方法和装置
WO2022238168A1 (de) * 2021-05-08 2022-11-17 Oerlikon Textile Gmbh & Co. Kg Vorrichtung zum abkühlen einer vielzahl synthetischer filamente
CN113622037A (zh) * 2021-08-25 2021-11-09 上海化工研究院有限公司 超高分子量聚乙烯纤维及其制备方法和应用

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TR200002479A3 (tr) 2001-03-21
KR100643014B1 (ko) 2006-11-10
TW479078B (en) 2002-03-11
BR0003805A (pt) 2001-04-03
KR20010050209A (ko) 2001-06-15
CN1286324A (zh) 2001-03-07
JP2001081625A (ja) 2001-03-27
TR200002479A2 (tr) 2001-03-21

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