US20150093950A1 - Polymeric yarn and method for manufacturing - Google Patents

Polymeric yarn and method for manufacturing Download PDF

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Publication number
US20150093950A1
US20150093950A1 US14/390,592 US201314390592A US2015093950A1 US 20150093950 A1 US20150093950 A1 US 20150093950A1 US 201314390592 A US201314390592 A US 201314390592A US 2015093950 A1 US2015093950 A1 US 2015093950A1
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US
United States
Prior art keywords
yarn
fibrils
polymeric
yarns
filler
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.)
Abandoned
Application number
US14/390,592
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English (en)
Inventor
Peto Verdaasdonk
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.)
DSM IP Assets BV
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DSM IP Assets BV
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 DSM IP Assets BV filed Critical DSM IP Assets BV
Assigned to DSM IP ASSETS B.V. reassignment DSM IP ASSETS B.V. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: VERDAASDONK, PETO
Publication of US20150093950A1 publication Critical patent/US20150093950A1/en
Abandoned legal-status Critical Current

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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
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • 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
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • 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
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
    • 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
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/10—Scrim [e.g., open net or mesh, gauze, loose or open weave or knit, etc.]

Definitions

  • the present invention is in the field of polymeric yarns and in particular it relates to a yarn comprising a number of polymeric filaments and/or polymeric staple fibers containing a filler, wherein said filler is a plurality of fibrils.
  • the invention further relates to a process for manufacturing such yarn and to various uses of the yarn.
  • Examples of such yarns are disclosed in WO 2008/046476 and WO 2010/089410, the yarns thereof containing filaments and/or staple fibers which contain a hard component.
  • the hard component may be a plurality of hard fibrils having an average diameter of at most 25 microns.
  • Such yarns have good resistance against cutting and are therefore suitable for various applications such as protective apparels, gloves, socks and the like.
  • the yarns of WO 2008/046476 and WO 2010/089410 were manufactured with a spinning process wherein a solution of a polymer, e.g. ultrahigh molecular weight polyethylene (UHMWPE), was mixed with the hard component and then spinning the mixture into a plurality of filaments. The filaments were subsequently drawn and wound on bobbins. Staple fibers were obtained from the same filaments by cutting or stretch breaking thereof.
  • UHMWPE ultrahigh molecular weight polyethylene
  • the known yarns may show a deterioration of their properties during utilization. Without being bound to any explanation, the inventors attributed this unwanted phenomena to a diminishment of the amount of hard component in the filaments and/or staple fibers during the utilization of said yarn.
  • An aim of the invention may therefore be to provide yarn comprising a filler in the form of a plurality of fibrils, which yarn can be manufactured with a process wherein the formation of deposits of the filler on the hardware used to run said process is minimized.
  • a further aim of the invention may be to provide a yarn comprising a filler in the form of a plurality of fibrils, the yarn having optimized properties over the known yarns.
  • an aim of the present invention may be to provide a yarn comprising a filler in the form of a plurality of fibrils, which yarn show a lesser deterioration of its properties during utilization.
  • the invention provides a yarn comprising polymeric filaments and/or polymeric staple fibers containing a filler, wherein said filler is a plurality of fibrils, said plurality having an average length of between 50 ⁇ m and 200 ⁇ m 200 ⁇ m.
  • said average length of said plurality of fibrils is at most 180 ⁇ m, more preferably at most 150 ⁇ m.
  • said average length of said plurality of fibrils is at least 75 ⁇ m, more preferably at least 100 ⁇ m.
  • said plurality of fibrils also has a mass averaged fibril diameter of at most at most 20 ⁇ m, more preferably at most 15 ⁇ m, even more preferably at most 10 ⁇ m, most preferably at most 8 ⁇ m.
  • said mass averaged fibril diameter is at least 1 ⁇ m, more preferably at least 3 ⁇ m.
  • the yarn of the invention also referred to herein as the inventive yarn, may be manufactured with a cleaner process, i.e. a process wherein less fouling due to filler depositions may occur. It was further observed that the inventive yarn may show a good retention of its properties during utilization.
  • polymeric fibers are understood to mean polymeric elongated bodies of indefinite length and with length dimension much greater than their transversal dimensions, e.g. width and thickness.
  • the term polymeric fiber may also include a polymeric monofilament, a polymeric ribbon, a polymeric strip or a polymeric tape and the like, and can have a regular or an irregular cross-section.
  • the polymeric fibers may have continuous lengths, known in the art as polymeric filaments, or discontinuous lengths, known in the art as polymeric staple fibers.
  • a yarn according to the present invention is an elongated body comprising a plurality of polymeric fibers.
  • fibrils are understood to mean elongated bodies of a definite length wherein said length is greater than their transversal dimensions, e.g. width and thickness.
  • the term fibril may also include a monofilament, a ribbon, a strip or a tape and the like, and can have a regular or an irregular cross-section.
  • the fibrils used in the present invention have a regular cross-section, more preferably a round cross-section, most preferably a substantially circular cross-section.
  • the fibrils used in accordance to the invention are hard fibrils, i.e. fibrils produced out of a hard material.
  • Hard in the context of the invention means at least harder than the polymeric filaments or polymeric staple fibers themselves without the hard fibrils.
  • the material that is used to produce the hard fibrils has a Moh's hardness of at least 2.5, more preferably at least 4, most preferably at least 6.
  • suitable hard fibrils include, carbon based fibrils, glass fibrils, mineral fibrils or metal fibrils. Most preferred fibrils are mineral fibrils.
  • the fibrils and in particular the hard fibrils may be produced by rotation-spinning techniques, well known to the skilled person. It may also be possible to produce the fibrils and in particular the hard fibrils as fibrils having a continuous length that are subsequently milled into a plurality of fibrils having the desired average length. In an alternative the fibrils used in accordance with the invention may be produced by jet spinning, optionally subsequently milled.
  • the yarn according to the invention may contain polymeric filaments or polymeric staple fibers.
  • polymeric filaments and/or polymeric staple fibers are suitable for the present invention too. It is possible to use polymers that are processed from a melt into polymeric filaments and/or polymeric staple fibers, e.g. nylon and thermoplastic polyester, but also those that may be processed from a solution. Examples of suitable polymers are those chosen from the group consisting of polyamides and polyaramides, e.g.
  • poly(p-phenylene terephthalamide) (known as Kevlar®); poly(tetrafluoroethylene) (PTFE); poly ⁇ 2,6-diimidazo-[4,5b-4′,5′e]pyridinylene-1,4(2,5-dihydroxy)phenylene ⁇ (known as M5); poly(p-phenylene-2,6-benzobisoxazole) (PBO) (known as Zylon®); poly(hexamethyleneadipamide) (known as nylon 6,6), poly(4-aminobutyric acid) (known as nylon 6); polyesters, e.g.
  • the polymer used in the present invention is a polyolefin, more preferably a polypropylene or a polyethylene, most preferably an ultrahigh molecular weight polyethylene (UHMwPE).
  • UHMwPE is herein understood a polyethylene having an intrinsic viscosity (IV) as measured on solution in decalin at 135° C., of at least 5 dl/g.
  • the IV of the UHMWPE is at least 10 dl/g, more preferably at least 15 dl/g, most preferably at least 21 dl/g.
  • the IV is at most 40 dl/g, more preferably at most 30 dl/g, even more preferably at most 25 dl/g.
  • the yarn according to the invention may contain polymeric filaments or polymeric staple fibers comprising between 0.1 wt % and 55 wt % of filler, wherein the wt % of the filler is calculated based on the total weight of the polymeric filaments and/or polymeric staple fibers as the case may be.
  • said wt % of the filler is between 1 and 30, more preferably between 2 wt % and 20 wt %, most preferably between 3 wt % and 10 wt %.
  • the titer of the polymeric filaments and/or polymeric staple fibers of the inventive yarn is preferably at most 15 dtex, more preferably at most 10 dtex, most preferably at most 5 dtex.
  • said titer is at least 1 dtex, more preferably at least 1.5 dtex, most preferably at least 2 dtex. It was observed that good results, in particular when UHMWPE was used to produce the filaments and/or the staple fibers, were obtained when said titer was chosen in the afore-mentioned ranges.
  • the inventive yarn can be produced with methods known in the art, e.g. the methods disclosed in WO 2008/046476 or WO 2010/089410, both incorporated herein by reference.
  • the yarn was produced by (i) providing a composition comprising the polymer and the filler; (ii) melting or dissolving the polymer while mixing said polymer and said filler; (iii) spinning filaments from the melt or the solution of step (ii); and optionally cutting and/or stretch breaking the filaments obtained at step (iii) into staple fibers.
  • the inventive yarn is preferably produced by a gel spinning process.
  • the gel-spinning process is for example described in EP 0205960 A, EP 0213208 A1, U.S. Pat. No. 4,413,110, GB 2042414 A, EP 0200547 B1, EP 0472114 B1, WO 01/73173 A1, and Advanced Fiber Spinning Technology, Ed. T. Nakajima, Woodhead Publ. Ltd (1994), ISBN 1-855-73182-7, and references cited therein.
  • Gel spinning is understood to include at least the steps of spinning at least one filament from a solution of the polymer, e.g.
  • the gel-spun filaments may be cut or stretch broken.
  • the inventive yarn is a so-called composite yarn.
  • a composite yarn is a yarn that contains one or more inventive yarns and one or more further yarns, i.e. yarns different from the inventive yarn, e.g. yarns manufactured from a different polymer and/or containing a different filler but also a glass, a metal or a ceramic yarn, wire or thread.
  • the further yarns may cover the inventive yarn as a sheath or they may be used as a core while the inventive yarn covers said core as a sheath.
  • inventive yarns can be used in a plethora of applications e.g. fabrics, architectural textiles, ropes, fishing lines and fishing nets, and cargo nets, straps, and restraints in shipping and aviation, gloves and other protective apparel.
  • the invention relates to an article, preferably a rope, a protective apparel, a fishing line, a net, or a medical device comprising the yarns of the invention.
  • the invention relates to a fabric containing the yarn according to the invention.
  • the fabric of the invention may be made by knitting, weaving or by other methods, by using conventional equipment. It is also possible to produce non-woven fabrics.
  • the invention also relates to products containing the fabric of the invention.
  • the invention relates to garments intended to protect persons from being cut or stabbed, e.g. the persons working in the meat industry, the metal industry or the wood industry, said garments containing the inventive yarn or the fabric of the invention.
  • garments include gloves, aprons, trousers, cuffs, sleeves, and the like.
  • the invention relates to side curtains and tarpaulins for trucks, soft sided luggage, commercial upholstery, airline cargo container curtains, fire hose sheathes containing the inventive yarns or the fabric of the invention.
  • inventive yarns are also suitable for use in protective products against injury by stabbing with, for example, a knife or an ice pick.
  • An example of such a product is a vest for life protection used by police officers.
  • the inventive yarns are located at the side of the product which will be hit by the stabbing object.
  • inventive yarns are also suitable for use in protective garments against injury by slashing with a sharp object, e.g. knives.
  • FIGURE shows the different wear levels on machinery induced by the inventive yarn (a) and by a known yarn (b).
  • a dry blend was produced in a tumbler, the dry blend consisting of 5 wt. % of mineral fibrils, sold under the trade name RB220ELS by Lapinus, NL, and 95 wt. % of a UHMwPE with an IV of 27.0 dl/g.
  • RB220ELS fibrils have an average length of about 230 ⁇ m and a mass averaged fibril diameter of about 9.0 ⁇ m.
  • the blend was then mixed with decalin, a solvent for the UHMwPE in a concentration of 9 wt. %.
  • the so obtained solution was fed to a twin screw extruder having a screw diameter of 25 mm, equipped with a gear pump. The solution was heated in this way to a temperature of 180° C.
  • the solution was pumped through a spinneret having 64 holes, each hole having a diameter of 1 millimeter.
  • the so obtained filaments were drawn in total with a factor of at least 80 and dried in a hot air oven. After drying the filaments were bundled into a yarn and wound on a bobbin. Depending on the stretch factors, filaments having different titers were obtained.
  • the amount of fibrils that became disembodied from the filaments during the yarn manufacturing process was measured.
  • the yarn was knitted into a fabric of 260 grams per square meter.
  • CoatForce® CF10ELS a mineral fibril known as CoatForce® CF10ELS also from Lapinus was used instead of the RB220ELS fibrils.
  • CoatForce® CF10ELS consists of a plurality of hard fibrils having an average length of about 125 ⁇ m and a mass averaged fibril diameter of about 7.0 ⁇ m. All results are given in Table 1.
  • M Ex is the percentage of the filler in the filaments and/or staple fibers contained by the yarn of the Example; and M CEx is the respective percentage of the filler calculated for the yarn of the Comparative Experiment.
  • the fabrics obtained were also tested against abrasion resistance according to EN 388 “Martindale Abrasion Testing”. It was observed that for the fabrics using the yarns of the invention, an increase with about 50% in abrasion resistance was achieved.
  • FIGURES (a) and (b) show that the wear ( 100 ) induced on the machinery by the yarns of the invention is much reduced in comparison with the wear ( 101 ) induced under similar conditions by a yarn such as the one of the Comparative Experiment A.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Artificial Filaments (AREA)
  • Knitting Of Fabric (AREA)
  • Gloves (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Woven Fabrics (AREA)
US14/390,592 2012-04-03 2013-04-02 Polymeric yarn and method for manufacturing Abandoned US20150093950A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12162973 2012-04-03
EP12162973.7 2012-04-03
PCT/EP2013/056872 WO2013149990A1 (en) 2012-04-03 2013-04-02 Polymeric yarn and method for manufacturing

Publications (1)

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US20150093950A1 true US20150093950A1 (en) 2015-04-02

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US14/390,592 Abandoned US20150093950A1 (en) 2012-04-03 2013-04-02 Polymeric yarn and method for manufacturing

Country Status (9)

Country Link
US (1) US20150093950A1 (ja)
EP (1) EP2834398A1 (ja)
JP (1) JP2015518528A (ja)
KR (1) KR20140143773A (ja)
CN (1) CN104246035A (ja)
CA (1) CA2866655A1 (ja)
EA (1) EA025999B1 (ja)
IN (1) IN2014DN07376A (ja)
WO (1) WO2013149990A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210115596A1 (en) * 2017-04-03 2021-04-22 Dsm Ip Assets B.V. Cut resistant filled lengthy body

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6874468B2 (ja) * 2017-03-29 2021-05-19 東洋紡株式会社 ポリエチレン繊維、およびそれを用いた製品
CN110892099B (zh) 2017-07-14 2022-11-29 帝斯曼知识产权资产管理有限公司 均匀的经填充的纱线
JP7468963B2 (ja) 2017-07-14 2024-04-16 アビエント プロテクティブ マテリアルズ ビー． ブイ． 均一な充填剤入り糸
CN113862850A (zh) * 2021-11-22 2021-12-31 重庆市纺织工业研究所有限责任公司 利用pbo新型纤维制备纱线的生产工艺

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US5620797A (en) * 1995-09-05 1997-04-15 Mallonee; William C. Polypropylene and polyester conjugate carpet face yarn
US5851668A (en) * 1992-11-24 1998-12-22 Hoechst Celanese Corp Cut-resistant fiber containing a hard filler
US20040254286A1 (en) * 2003-05-02 2004-12-16 Hansen Steven M. Polyesters containing microfibers, and methods for making and using same

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NL8006994A (nl) * 1980-12-23 1982-07-16 Stamicarbon Filamenten met grote treksterkte en modulus en werkwijze ter vervaardiging daarvan.
US4413110A (en) 1981-04-30 1983-11-01 Allied Corporation High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore
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JPH06102846B2 (ja) 1985-05-01 1994-12-14 三井石油化学工業株式会社 超高分子量ポリエチレン延伸物の製造方法
DE3675079D1 (de) 1985-06-17 1990-11-29 Allied Signal Inc Polyolefinfaser mit hoher festigkeit, niedrigem schrumpfen, ultrahohem modul, sehr niedrigem kriechen und mit guter festigkeitserhaltung bei hoher temperatur sowie verfahren zu deren herstellung.
US6448359B1 (en) 2000-03-27 2002-09-10 Honeywell International Inc. High tenacity, high modulus filament
EP1336672A1 (en) * 2002-02-15 2003-08-20 Dsm N.V. Method of producing high strength elongated products containing carbon nanotubes
ES2360894T3 (es) 2006-10-17 2011-06-10 Dsm Ip Assets B.V. Hilo resistente al corte y productos que contienen el hilo.
ES2687071T3 (es) 2009-02-09 2018-10-23 Dsm Ip Assets B.V. Tejido resistente al corte
JP5721939B2 (ja) * 2009-10-06 2015-05-20 葉正濤 超高分子量ポリエチレン／無機物複合材料およびその高機能繊維の製造方法
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US5851668A (en) * 1992-11-24 1998-12-22 Hoechst Celanese Corp Cut-resistant fiber containing a hard filler
US5620797A (en) * 1995-09-05 1997-04-15 Mallonee; William C. Polypropylene and polyester conjugate carpet face yarn
US20040254286A1 (en) * 2003-05-02 2004-12-16 Hansen Steven M. Polyesters containing microfibers, and methods for making and using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210115596A1 (en) * 2017-04-03 2021-04-22 Dsm Ip Assets B.V. Cut resistant filled lengthy body

Also Published As

Publication number Publication date
CA2866655A1 (en) 2013-10-10
KR20140143773A (ko) 2014-12-17
EA025999B1 (ru) 2017-02-28
CN104246035A (zh) 2014-12-24
EA201401088A1 (ru) 2015-03-31
EP2834398A1 (en) 2015-02-11
JP2015518528A (ja) 2015-07-02
WO2013149990A1 (en) 2013-10-10
IN2014DN07376A (ja) 2015-04-24

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