WO2020218983A1 - Fil à âme doté d'une âme en élasthanne - Google Patents

Fil à âme doté d'une âme en élasthanne Download PDF

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Publication number
WO2020218983A1
WO2020218983A1 PCT/TR2019/050340 TR2019050340W WO2020218983A1 WO 2020218983 A1 WO2020218983 A1 WO 2020218983A1 TR 2019050340 W TR2019050340 W TR 2019050340W WO 2020218983 A1 WO2020218983 A1 WO 2020218983A1
Authority
WO
WIPO (PCT)
Prior art keywords
yarn
core
elastane
section
bobbin
Prior art date
Application number
PCT/TR2019/050340
Other languages
English (en)
Inventor
Deniz BAŞBUĞ
Melih YILMAZ
Reyhan ÖZGÜR
Emre ÖZTÜRK
Original Assignee
Hyosung İstanbul Teksti̇l Li̇mi̇ted Şi̇rketi̇
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 Hyosung İstanbul Teksti̇l Li̇mi̇ted Şi̇rketi̇ filed Critical Hyosung İstanbul Teksti̇l Li̇mi̇ted Şi̇rketi̇
Publication of WO2020218983A1 publication Critical patent/WO2020218983A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
    • D02G3/328—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic containing elastane
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
    • D03D15/56—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads elastic
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/36—Cored or coated yarns or threads
    • D02G3/367—Cored or coated yarns or threads using a drawing frame
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2501/00—Wearing apparel
    • D10B2501/04—Outerwear; Protective garments

Definitions

  • Invention relates to an elastane core yarn embodiment comprising at least two-end elastane supplied from single bobbin in core section.
  • the invention particularly relates to core yarn comprising two or more elastane in its core section, developed to be used as weft and/or warp yarn in denim or non-denim fabrics.
  • Core yarns are used as weft and/or warp yarn in denim or non-denim woven fabrics in order to provide flexibility in the structure.
  • Core yarns mainly comprises of two components, namely, core section and sheath section. Core section extends in the center of yarn while sheath section is wound around the core and two components constitute core yarn structure together.
  • elastane yarns are used in core section to provide elasticity in core spun yarn structure. Fabric embodiments obtained by elastic core spun yarns have limited elasticity and recovery behavior despite elastane in the structure.
  • Dual core yarns are developed to provide high elasticity and improved recovery.
  • Dual core yarns have two core sections in the center and a sheath section surrounding the core sections.
  • the core section of this yarn has elastane and polyester called T400 included in the structure at draw ratio different from elastane.
  • Sheath section comprises cotton yarns.
  • Core yarn embodiment is obtained by surrounding of core section by cotton simultaneously with feeding of elastane and polyester and by twisting of all components together. Polyester yarn in dual core yarn provides improved recovery property.
  • elastane does not provide sufficient elasticity for entire yarn.
  • Another invention that is related to the subject is the application numbered TR2016/06361.
  • Said application relates to dual core yarn and a knit fabric comprising dual core yarn.
  • the invention is particularly developed for use in knit fabrics which demands flexibility and recovery behaviors.
  • Nylon 6.6 based elastofilament and elastane yarns are used as core in double core yarn developed in this context. Use of this yarn structure can provide adequate elasticity in the obtained fabrics since knit fabrics are structures that have higher flexibility feature when compared to woven fabrics. However, adequate flexibility cannot be obtained in use of similar yarn for stabile structures of woven fabrics.
  • TR 2016/05784 discloses yarns comprising two or more elastane developed for use as weft and warp yarns or basic yarns in woven fabric embodiment.
  • Yarn embodiments disclosed under the invention is obtained by combining at least two elastane and at least filament yarns and/or core fibre and-or multifilaments by means of folding-twisting method.
  • Main purpose of the invention is to develop elasticity in yarn and improve recovery behavior and to provide this purpose, two or more elastane are used inside the core yarn structure or outside the core yarn structure. At these implementations, costs of production is high and processing time get longer.
  • the present invention relates to a core yarn constituting core section formed by at least two-end elastane supplied from one single bobbin which eliminates all disadvantages and provides some advantages.
  • Primary purpose of the invention is to disclose a core yarn that provides the features of high elasticity and significantly improved recovery of fabrics where it is used.
  • One purpose of the invention is to disclose a core yarn that eliminates restrictions encountered in elasticity value in fabric.
  • Another purpose of the invention is to disclose a core yarn that eliminates flashing problem occurring in last product in use of thin cotton in synthetic hard yarns such as polyester, nylon etc.
  • a further purpose of the invention is to disclose a core yarn that has not any limitations on size ranges of cotton yarn to be used.
  • a similar purpose of the invention is to disclose a core yarn that can be produced without requiring revision in core spun yarn machine line used as standard and without reducing production capacity.
  • the invention aims a core yarn production keeping production costs at optimum level.
  • the invention relates to a core yarn with elastane core comprising a core section and a sheath section that is wound onto said core section by means of spinning at a core-spun yarn machine.
  • said elastane core yarn is characterized by comprising at least two-ended elastane yarn that is added into core yarn in a manner to define core section of core yarn by supplying from a single elastane bobbin in order to provide extra elasticity and significantly improved recovery properties to the fabric where core yarn is used.
  • said elastane yarn is preferably two-end elastane.
  • said sheath section is preferably made from a staple fiber such as cotton, poly-viscose etc.
  • the core yarn is a denim or non-denim woven fabric used in warp and/or weft yarn.
  • Figure 1 is schematic view of two-end elastane production system.
  • Figure 2 is a schematic view of core-spun yarn (CSY) machine for production of elastane core yarn.
  • Core yarn with elastane core disclosed under the invention is provided from at least two- end elastane yarn (21 ) supplied from single bobbin and staple fibre drawn from roving yarn (31 ).
  • Obtaining at least two-end elastane yarn (21 ) is provided by elastane production system (10) and dual elastane core yarn (40) is obtained by core-spun yarn machine (30).
  • said elastane production system (10) used for obtaining at least two-end elastane yarn (21 ) basically comprises; a dry spinning unit (1 1 ), directing cylinders (12) provided in continuation of dry spinning unit (1 1 ), guides (13) located between said directing cylinders (12) and in all production system, a bobbin winding system (14) and at least two-end elastane bobbin (15) associated with said bobbin winding system (14). Said at least two-end elastane bobbin (15) is wound by at least two-end elastane yarn (21 ).
  • Obtaining of at least two-end elastane yarn (21 ) comprises process step of firstly at dry spinning unit (1 1 ), bringing elastane polymer into elastane (20) yarn form by removing the elastane polymer from the solvent in the form of a fluid polymer by means of hot air or hot nitrogen gas. Then the obtained elastane (20) is transmitted to bobbin winding system (14) by passing through guides (13) and carrying by directing cylinders (12). Guides (13) provide transmission of elastane (20) without oscillation and vibration in order to provide proper winding of elastane (20).
  • the elastane (20) transmitted to the bobbin winding system (14) is wound in at least two-end elastane yarn (21 ) in bobbin form and thus at least two-end elastane bobbin (15) to be used to obtain core yarn.
  • At least two-end elastane bobbin (15) having at least two elastane yarn (21 ) wound upon is tied to said core-spun yarn machine (30) shown in schematic view in Figure 2.
  • Core spun yarn machine (30) basically consists of a roving yarn (31 ), yarn draw cylinders (32) through which said roving yarn (31 ) is passed, thinned roving yarn (31 ) and directing front cylinders (33) where at least two-end elastane yarn (21 ) taken from at least two-end elastane bobbin (15) is supplied together, a yarn guide (34) provided in continuation of said directing front cylinders (33) and a spinning unit (35).
  • Said spinning unit (35) consists of a ring (351 ), a moving unit (352) and a cop (353).
  • Obtaining dual elastane core yarn (40) at core-spun yarn machine (30) is achieved by means of passing the roving yarn (31 ) between yarn draw cylinders (32) and bringing into thinness value as required, supplying from at least two-end elastane bobbin (15) to at least two-end elastane yarn (21 ) directing front cylinders (33) and combining with drawn roving yarn (31 ), supplying thinned roving yarn (31 ) and at least two-end elastane yarn (21 ) from yarn guide (34) to provide smooth flow and orienting to spinning unit (35) and winding thinned roving yarn (31 ) onto at least two-end elastane yarn (21 ) by operation of ring (351 ) and yarn moving unit (352) at spinning unit (35) together and performing spinning and winding onto cop (353).
  • Yarn structure obtained from outlet of core-spun yarn machine (30) is dual elastane core yarn (40).
  • This yarn structure comprises thinned roving yarn (31 ) is wound by twisting onto at least two-end elastane yarn (21 ) from one at least two-end elastane bobbin (15) in core section and onto at least two-end elastane yarn (21 ) as sheath section.
  • Roving yarn (31 ) that is added into structure is preferably made from a staple fibre such as cotton, poly viscose etc.
  • elastane yarn (20) that is used in core yarn structured as described above is produced as two or more end and is supplied from a single bobbin and thus can be incorporated into core yarn structure. Therefore, use of multiple number (at least two) of ends containing elastane provided from a single bobbin in core section can provide development of elasticity and recovery values desired to be achieved in end product where core yarn will be used.
  • dual elastane core yarn (40) comprising at least two-end can be used as weft and/or warp yarn in denim or non-denim woven fabric structures.
  • Fabrics obtained by using of core yarn disclosed under the invention shows high elasticity features and takes shape of body due to such features and thus offers a comfortable use for users. This also improves quality of obtained end product.
  • end products obtained by using of core yarn disclosed under the invention have high elasticity, significantly improved recovery and keeping original form features.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

L'invention concerne un fil à âme doté d'une âme en élasthanne comprenant une section âme définie par au moins du fil (21) d'élasthanne à deux extrémités, alimenté à partir d'au moins une bobine (15) d'élasthanne seul à deux extrémités, et une section gaine enroulée sur ladite section âme au moyen d'un filage au niveau d'une machine (30) à filé à âme et donnant une élasticité supplémentaire et un comportement de rétablissement nettement amélioré au tissu là où il est utilisé.
PCT/TR2019/050340 2019-04-25 2019-05-16 Fil à âme doté d'une âme en élasthanne WO2020218983A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR2019/06097A TR201906097A2 (tr) 2019-04-25 2019-04-25 Elastan çeki̇rdekli̇ özlü i̇pli̇k
TR2019/06097 2019-04-25

Publications (1)

Publication Number Publication Date
WO2020218983A1 true WO2020218983A1 (fr) 2020-10-29

Family

ID=72941712

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2019/050340 WO2020218983A1 (fr) 2019-04-25 2019-05-16 Fil à âme doté d'une âme en élasthanne

Country Status (2)

Country Link
TR (1) TR201906097A2 (fr)
WO (1) WO2020218983A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940917A (en) * 1974-09-05 1976-03-02 E. I. Du Pont De Nemours And Company Composite elastic yarns and process for producing them
US6581366B1 (en) * 1998-10-22 2003-06-24 World Fibers, Inc. Cut-resistant stretch yarn fabric and apparel
US20050124245A1 (en) * 2003-12-03 2005-06-09 Tianyi Liao Size-covered composite yarns and method for making same
WO2012062480A2 (fr) * 2010-11-12 2012-05-18 Sanko Tekstil Isletmeleri San. Ve Tic. A.S. Fil composite extensible, procédé et tissu
WO2015081592A1 (fr) * 2013-12-04 2015-06-11 湛江中湛纺织有限公司 Nouveau fil élastique composite, tissu textile, et procédé et dispositif de préparation pour celui-ci

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940917A (en) * 1974-09-05 1976-03-02 E. I. Du Pont De Nemours And Company Composite elastic yarns and process for producing them
US6581366B1 (en) * 1998-10-22 2003-06-24 World Fibers, Inc. Cut-resistant stretch yarn fabric and apparel
US20050124245A1 (en) * 2003-12-03 2005-06-09 Tianyi Liao Size-covered composite yarns and method for making same
WO2012062480A2 (fr) * 2010-11-12 2012-05-18 Sanko Tekstil Isletmeleri San. Ve Tic. A.S. Fil composite extensible, procédé et tissu
WO2015081592A1 (fr) * 2013-12-04 2015-06-11 湛江中湛纺织有限公司 Nouveau fil élastique composite, tissu textile, et procédé et dispositif de préparation pour celui-ci

Also Published As

Publication number Publication date
TR201906097A2 (tr) 2020-11-23

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