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WO2013013331A1 - Procédé et installation de fabrication d'un fil sans fin - Google Patents

Procédé et installation de fabrication d'un fil sans fin Download PDF

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Publication number
WO2013013331A1
WO2013013331A1 PCT/CH2012/000172 CH2012000172W WO2013013331A1 WO 2013013331 A1 WO2013013331 A1 WO 2013013331A1 CH 2012000172 W CH2012000172 W CH 2012000172W WO 2013013331 A1 WO2013013331 A1 WO 2013013331A1
Authority
WO
WIPO (PCT)
Prior art keywords
rollers
pair
stretching
thread
cooling
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.)
Ceased
Application number
PCT/CH2012/000172
Other languages
German (de)
English (en)
Inventor
Lassaad NASRI
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.)
SWISSTEX WINTERTHUR AG
Original Assignee
SWISSTEX WINTERTHUR 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 SWISSTEX WINTERTHUR AG filed Critical SWISSTEX WINTERTHUR AG
Priority to EP12743649.1A priority Critical patent/EP2737113B1/fr
Priority to CN201280044441.0A priority patent/CN103842564B/zh
Priority to ES12743649T priority patent/ES2774287T3/es
Priority to JP2014521892A priority patent/JP5984928B2/ja
Publication of WO2013013331A1 publication Critical patent/WO2013013331A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • D01D5/12—Stretch-spinning methods
    • D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
    • 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

Definitions

  • the present invention relates to an apparatus and a method for producing an endless yarn from a synthetic polymer melt.
  • an increased strength of the polyester threads is achieved by the use of a polymer melt having a high intrinsic viscosity.
  • the polymer melt is kept under a nitrogen atmosphere to avoid contact with the ambient air.
  • the rag strands spun from the polymer melt are passed through a reheater immediately after the spinnerets, which improves the ability of the ram strands to be stretched.
  • the device for producing an endless thread from a synthetic polymer melt comprises a spinning device for extruding and cooling a plurality of filament strands, a device for applying a spin finish, a winding device and a stretching zone arranged between the spinning device and the winding device for drawing the filament strands.
  • the draw zone is formed by an inlet roller pair arranged downstream of the spinning device and subsequent four to six, preferably five draw roller pairs.
  • the first pairs of stretching rollers are provided with a heating device and the last pair of stretching rollers is provided with a cooling device. At least one of the two rollers of a respective pair of draw rollers is provided with a heating or cooling device.
  • the inlet roller pair as well as the stretch roller pairs can be designed as so-called duos with two driven rollers or as so-called monos with a driven roller and an associated Beilaufrolle.
  • a run-in roll and five pairs of draw rolls are used.
  • the inlet roller as a mono and the stretch roller pairs are designed as a duo.
  • the respective pairs of reels are wrapped around several times by the filament strands.
  • a surface temperature of the provided with the cooling roller of the last stretch roller pair of less than 100 ° C is provided.
  • the surface temperature is less than 60 ° C.
  • the cooling effect on the Stretching roller pair of multiple wrapping thread can be additionally increased, characterized in that both rollers of the last stretch roller pair are provided with a cooling device.
  • the cooling device is best suited for liquid cooling. Heat is extracted from the thread over the surface of the roll. The heat is dissipated via a circulating in the roll coolant. The cooling liquid is controlled in its temperature such that the surface temperature of the roll does not exceed the predetermined temperature of 100 ° C, preferably 60 ° C.
  • the draw zone is formed by the inlet roller pair and the following pairs of stretch rollers.
  • the Einlaufrollencru are arranged downstream of five pairs of draw rolls. Over the entire draw zone, a total draw of the yarn entering from the spinning device is provided to three to eight times its original length. Preferably, the total stretch is five to seven times.
  • the stretching amounts to between the inlet roller pair and the first pair of draw rollers 1, 02 to 1, 1, between the first pair of rollers and the second pair of rollers 4 to 6, between the second pair of rollers and the third pair of rollers 1, 2 to 2,0 between the third pair of draw rollers and the fourth pair of draw rollers 0.7 to 1, 2 and between the fourth pair of draw rollers and the fifth pair of draw rollers 0.7 to 1, 2.
  • the total draw is 6.2 times.
  • the draws are between the pair of infeed rollers and the first pair of draw rollers 1, 04, between the second pair of draw rollers and the second pair of draw rollers 4,6, between the second pair of draw rollers and the third pair of draw rollers 1, 3, between the third pair of draw rollers and the fourth pair of draw rollers 1 , 01 and between the fourth pair of draw rollers and the fifth pair of draw rollers 1, 0.
  • the actual stretching is carried out in each case between the stretched roller pairs.
  • the rollers of a draw roller pair are operated at substantially the same speed.
  • the temperatures of the heated stretch rollers are provided.
  • at least one of the two roles of a stretched heated couple are provided.
  • both rollers of a pair of draw rollers are heated to the same temperature.
  • the surface temperatures are in the range of 40 to 90 ° C for the first pair of stretch rollers, 80 to 170 ° C for the second pair of rollers, 120 to 280 ° C for the third pair of rollers and 120 to 250 ° C for the fourth pair of rollers.
  • the surface temperatures are 85 ° C for the first pair of draw rolls, 110 ° C for the second pair of draw rolls, 245 ° C for the third pair of draw rolls, and 225 ° C for the fourth pair of draw rolls.
  • the fifth pair of draw rolls due to the cooled surface, has the effect of influencing and fixing the molecular orientation within the individual filaments of the thread, thereby providing higher strength.
  • threads can be produced which have a strength of more than 80 cN / tex at an elongation of less than 12%.
  • the filaments have a strength of more than 85 cN / tex at an elongation of less than 11%.
  • the threads produced according to the invention preferably have a strength of more than 50 cN / tex at an elongation of less than 5%, this is also referred to as TASE (Tenacity At Specific Elongation).
  • a thread with high strength can be produced with the inventive device with different polymer melts.
  • polyester this is already possible with polymer melts having an intrinsic viscosity of less than 1.2 dl / gr, preferably less than 1.0 dl / gr.
  • polyamide polymer melts having a relative viscosity of less than 3.6, preferably less than 3.5, can be used.
  • polypropylene polymer melts with a melt flow index greater than 2, preferably greater than 4, can be used.
  • Figure 1 Schematic representation of an embodiment Graphical representation of the strength curve F as a function of the elongation D on the example of polyester
  • Figure 1 shows a schematic representation of an embodiment of an apparatus for producing an endless thread of a synthetic polymer melt.
  • a spinning device With a spinning device 1, a plurality of filament strands 3 are extruded at a temperature of 40 ° to 50 ° above the melting temperature of the polymer used.
  • the filament strands 3 are cooled to a temperature below 50 ° C., preferably to 20 ° C. The cooling within the blow shaft 2 can be done by cooling air.
  • the filament strands 3 are combined into a thread 5 and provided with a spin finish 4. After application of the spin finish, the thread 5 was able to be fed via a pre-swirling 6 to an inlet roller pair 7.
  • the pre-swirling 6 can also be dispensed with.
  • the presence of a Vorverwirbelung 6 simplifies the further leadership of the filament strands 3 and the thread 5, respectively.
  • the inlet roller pair 7 consists of a driven roller and a non-driven Beilaufrolle. Subsequent to the inlet roller pair 7, the thread 5 is guided over five pairs of stretching rollers 8, 9, 10, 11, 12.
  • the inlet roller pair 7 and the draw roller pairs 8, 9, 10, 11, 12 are advantageously wrapped by the thread 5 several times.
  • the two rollers of a pair of draw rollers 8, 9, 10, 11, 12 are driven at the same peripheral speed.
  • the respective successive draw roller pairs 9, 10, 11, 12 are driven with respect to the previous pair of draw rollers 8, 9, 10, 11 different peripheral speed.
  • the thread 5 is exposed to tension between the pairs of draw rolls 8, 9, 10, 11, 12 at an increasing peripheral speed and is stretched accordingly. At a decreasing peripheral speed of the thread 5 is relieved and undergoes relaxation.
  • the former stretch roller pairs 8, 9, 10, 11 are provided with a heater (not shown).
  • the last stretch roller pair 12, however, is provided with a cooling device 14.
  • At least one roller of the draw roller pair 12 is connected to the cooling device 14 via coolant connections 13.
  • the heat introduced by the thread 5 into the draw rolls 12 over their surface is conveyed via a cooling liquid.
  • keit dissipated by the coolant connections 13 to the cooling device 14 and thereby the thread 5 itself cooled.
  • coolant connections 3 pipes or hoses can be used.
  • both rollers of the draw roller pair 12 may be connected to the cooling device 14.
  • the yarn 5 is fed via a swirl 15 to a winding device 16.
  • FIG. 2 shows a graph of the strength curve F as a function of the elongation D using the example of polyester.
  • Shown by a dashed line 20 is the force-elongation curve of a conventional yarn according to the prior art.
  • a tensile test is carried out, a yarn is stretched with an increasing load, the course of the strength F depending on the elongation D is recorded.
  • the curve shown by a solid line 21 shows the strength profile of a yarn, which was produced with a device according to the invention.

Landscapes

  • 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)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Artificial Filaments (AREA)

Abstract

L'invention concerne un procédé et une installation de fabrication d'un fil sans fin en polymère fondu synthétique et comprenant un dispositif de filage pour extruder et refroidir une pluralité d'écheveaux de filaments, un dispositif pour appliquer une préparation de filage, un dispositif de bobinage et une zone d'étirage située entre le dispositif de filage et le dispositif de bobinage et destinée à étirer les écheveaux de filaments. La zone d'étirage est formée d'une paire de rouleaux d'entrée et de quatre à six paires de rouleaux d'étirage se succédant. Les premières paires de rouleaux d'étirage sont équipées d'un dispositif chauffant et la dernière paire de rouleaux d'étirage est dotée d'un dispositif de refroidissement, au moins un des deux rouleaux d'une paire de rouleaux d'étirage respective étant pourvu d'un dispositif chauffant ou d'un dispositif de refroidissement.
PCT/CH2012/000172 2011-07-25 2012-07-23 Procédé et installation de fabrication d'un fil sans fin Ceased WO2013013331A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP12743649.1A EP2737113B1 (fr) 2011-07-25 2012-07-23 Procédé et installation de fabrication d'un fil sans fin
CN201280044441.0A CN103842564B (zh) 2011-07-25 2012-07-23 用于生产连续线的方法和装置
ES12743649T ES2774287T3 (es) 2011-07-25 2012-07-23 Procedimiento y dispositivo para fabricar un hilo sin fin
JP2014521892A JP5984928B2 (ja) 2011-07-25 2012-07-23 エンドレスな糸の製造方法及び装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01239/11A CH705305B1 (de) 2011-07-25 2011-07-25 Vorrichtung und Verfahren zur Herstellung eines endlosen Fadens aus einer synthetischen Polymerschmelze.
CH1239/11 2011-07-25

Publications (1)

Publication Number Publication Date
WO2013013331A1 true WO2013013331A1 (fr) 2013-01-31

Family

ID=46633951

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CH2012/000172 Ceased WO2013013331A1 (fr) 2011-07-25 2012-07-23 Procédé et installation de fabrication d'un fil sans fin

Country Status (6)

Country Link
EP (1) EP2737113B1 (fr)
JP (1) JP5984928B2 (fr)
CN (1) CN103842564B (fr)
CH (1) CH705305B1 (fr)
ES (1) ES2774287T3 (fr)
WO (1) WO2013013331A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023087650A1 (fr) * 2021-11-19 2023-05-25 平顶山神马帘子布发展有限公司 Procédé de production d'un filament industriel de nylon 66 à haute résistance et à module élevé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104264246B (zh) * 2014-09-28 2016-03-02 浙江古纤道新材料股份有限公司 七对辊纺丝装置及采用该装置生产涤纶工业丝的工艺
CN105887221A (zh) * 2014-10-31 2016-08-24 陈路 一种用于制造ptfe缝纫线的多辊牵伸装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05186908A (ja) * 1992-01-09 1993-07-27 Showa Denko Kk マルチフィラメントの製造方法
JPH11124726A (ja) * 1997-10-17 1999-05-11 Unitika Ltd 低伸度ポリエステル繊維及びその製造法
US20030042652A1 (en) * 1999-12-23 2003-03-06 Olaf Meister Method for spin stretching polymers
EP1382724A1 (fr) * 2002-07-20 2004-01-21 Hyosung Corporation Fil de polyester à haute résistance et faible rétraction et son procédé de production
EP1845177A2 (fr) * 2006-04-14 2007-10-17 Hyosung Corporation Filament de polyéthylène terephthalate à haute tenacité pour application industrielle
WO2009061161A1 (fr) 2007-11-09 2009-05-14 Kolon Industries, Inc. Fibre polyester industrielle hautement résistante présentant des propriétés de fluage élevées et procédé de réalisation d'une telle fibre
EP2123806A1 (fr) * 2007-02-28 2009-11-25 Teijin Fibers Limited Fibre de poly(naphtalate d'éthylène) et son procédé de fabrication

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
DE3026451C2 (de) * 1980-07-12 1985-03-14 Davy McKee AG, 6000 Frankfurt Verfahren zur Herstellung hochfester technischer Garne durch Spinnstrecken und Verwendung von durch das Verfahren hergestellten Garnen
JPH05156513A (ja) * 1991-12-04 1993-06-22 Asahi Chem Ind Co Ltd 高強度ポリアミド繊維及びその製造方法
JP3134480B2 (ja) * 1992-04-15 2001-02-13 東レ株式会社 スクリーン紗用ポリエステルモノフィラメントの製造方法
JP3130683B2 (ja) * 1992-10-22 2001-01-31 帝人株式会社 寸法安定性の改善されたポリエステル繊維の製造法
JPH09316725A (ja) * 1996-05-31 1997-12-09 Nippon Ester Co Ltd ポリエステル繊維の紡糸直接延伸装置
DE19937729A1 (de) * 1999-08-10 2001-02-15 Lurgi Zimmer Ag Hochfeste Polyesterfäden und Verfahren zu deren Herstellung
PT1543182E (pt) * 2002-07-26 2008-04-18 Kolon Inc Filamento estirado de poliéster de baixa retracção e alta resistência e um processo para preparar o mesmo
JP5487629B2 (ja) * 2009-02-03 2014-05-07 東レ株式会社 ポリエステルモノフィラメントおよびその製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05186908A (ja) * 1992-01-09 1993-07-27 Showa Denko Kk マルチフィラメントの製造方法
JPH11124726A (ja) * 1997-10-17 1999-05-11 Unitika Ltd 低伸度ポリエステル繊維及びその製造法
US20030042652A1 (en) * 1999-12-23 2003-03-06 Olaf Meister Method for spin stretching polymers
EP1382724A1 (fr) * 2002-07-20 2004-01-21 Hyosung Corporation Fil de polyester à haute résistance et faible rétraction et son procédé de production
EP1845177A2 (fr) * 2006-04-14 2007-10-17 Hyosung Corporation Filament de polyéthylène terephthalate à haute tenacité pour application industrielle
EP2123806A1 (fr) * 2007-02-28 2009-11-25 Teijin Fibers Limited Fibre de poly(naphtalate d'éthylène) et son procédé de fabrication
WO2009061161A1 (fr) 2007-11-09 2009-05-14 Kolon Industries, Inc. Fibre polyester industrielle hautement résistante présentant des propriétés de fluage élevées et procédé de réalisation d'une telle fibre

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IAN MYLREA ET AL: "Do You Need to Speed up Your Polymer Solution Viscosity Measurements?", INTERNATIONAL LABMATE, 5 September 2003 (2003-09-05), pages 42 - 44, XP055040570, Retrieved from the Internet <URL:http://www.rheotek.com/assets/rheotek/product_docs/Solution Viscosity.pdf> [retrieved on 20121010] *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023087650A1 (fr) * 2021-11-19 2023-05-25 平顶山神马帘子布发展有限公司 Procédé de production d'un filament industriel de nylon 66 à haute résistance et à module élevé

Also Published As

Publication number Publication date
CH705305A1 (de) 2013-01-31
JP2014523493A (ja) 2014-09-11
CN103842564A (zh) 2014-06-04
EP2737113A1 (fr) 2014-06-04
CH705305B1 (de) 2015-06-30
JP5984928B2 (ja) 2016-09-06
EP2737113B1 (fr) 2019-12-25
CN103842564B (zh) 2017-05-17
ES2774287T3 (es) 2020-07-20

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