US20080274657A1 - Woven Fabric and Articles Made by Using the Same - Google Patents

Woven Fabric and Articles Made by Using the Same Download PDF

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Publication number
US20080274657A1
US20080274657A1 US11/547,170 US54717005A US2008274657A1 US 20080274657 A1 US20080274657 A1 US 20080274657A1 US 54717005 A US54717005 A US 54717005A US 2008274657 A1 US2008274657 A1 US 2008274657A1
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Prior art keywords
woven fabric
sheath
fiber
thermoplastic resin
tenacity
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US11/547,170
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Hirohumi Yashiro
Yuuki Meguro
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Ube Exsymo Co Ltd
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Individual
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Assigned to UBE NITTO KASEI CO, LTD. reassignment UBE NITTO KASEI CO, LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MEGURO, YUUKI, YASHIRO, HIROHUMI
Publication of US20080274657A1 publication Critical patent/US20080274657A1/en
Abandoned legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D1/00—Woven fabrics designed to make specified articles
    • D03D1/0035—Protective fabrics
    • D03D1/0041—Cut or abrasion resistant
    • 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
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/34—Core-skin structure; Spinnerette packs therefor
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • 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
    • D03D15/20—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 material of the fibres or filaments constituting the yarns or threads
    • D03D15/283—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 material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
    • 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
    • D03D15/20—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 material of the fibres or filaments constituting the yarns or threads
    • D03D15/292—Conjugate, i.e. bi- or multicomponent, fibres or filaments
    • 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
    • D03D15/40—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 structure of the yarns or threads
    • D03D15/44—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 structure of the yarns or threads with specific cross-section or surface shape
    • D03D15/46—Flat yarns, e.g. tapes or films
    • 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
    • D03D15/573—Tensile strength
    • 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
    • D03D15/587—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 adhesive; fusible
    • 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
    • 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
    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
    • 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
    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
    • 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
    • D10B2401/00—Physical properties
    • D10B2401/04—Heat-responsive characteristics
    • D10B2401/041—Heat-responsive characteristics thermoplastic; thermosetting
    • 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
    • D10B2401/00—Physical properties
    • D10B2401/06—Load-responsive characteristics
    • D10B2401/063—Load-responsive characteristics high strength
    • 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.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3146—Strand material is composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
    • Y10T442/3163—Islands-in-sea multicomponent strand material

Definitions

  • the present invention relates to a woven fabric and articles made of the same. More specifically, it relates to a woven fabric for use as covers such as a building material cover, etc., sheets such as a waterproof sheet, etc., or sheet-shaped materials such as a tent, a packaging bag, a flexible container, etc., and articles made of the same.
  • a sheet-shaped woven fabric is produced by weaving fiber bundles obtained by sizing multifilaments, and for the weaving, the treatment of the multifilaments to cause an oil (antistatic agent) to adhere to their surfaces and the twisting of the multifilaments are essential.
  • the twisting is carried out, however, fiber bundles in a woven fabric are liable to be non-uniform, and as a result, it has been difficult to obtain a woven fabric having excellent properties, in particular, high tensile strength and a low elongation percentage.
  • the woven fabric surface is treated to impart it with water repellency.
  • the thus-obtained waterproofing woven fabric has a problem that it suffers absorption of water into between monofilaments and infiltration of water into end surfaces or damaged portions of the woven fabric.
  • each multifilament is treated to impart it with water repellency as is found, for example, in a base fabric formed of polyethylene terephthalate (PTE) fibers obtained by using a fluorine-containing water repellent as a spinning oil (for example, see JP-A-6-136622) or in the treatment of a fiber bundle formed of polyester-based fibers constituting a base fabric of tarpaulin with an emulsion that mainly contains a fluorine-containing water repellent and a polyester-based urethane (for example, see JP-A-7-173774).
  • PTE polyethylene terephthalate
  • the present inventors had made diligent studies and as a result it has been found that the above object can be achieved by a woven fabric obtained from a fiber-reinforced thermoplastic resin linear material formed by drawing non-twisted sheath-core type bicomponent-spun fibers whose sheath component is a thermoplastic resin having a lower melting point than its core component by 20° C. or more, under specific conditions.
  • the present invention has been completed on the basis of the above finding.
  • the present invention provides
  • a woven fabric obtained from a fiber-reinforced thermoplastic resin linear material formed by drawing sized sheath-core type bicomponent-spun fibers at a temperature that is equivalent to, or higher than, the melting point of a sheath component but lower than the melting point of a core component to melt-fuse sheath components, said sheath-core type bicomponent-spun fiber being a straight non-twisted sheath-core type bicomponent-spun fiber that has the sheath component formed from a thermoplastic resin having a lower melting point than the core component by 20° C. or more,
  • A is a tensile tenacity (N/3 cm) calculated from the fiber-reinforced thermoplastic resin linear material, the tensile tenacity being calculated according the expression of tenacity (N) of said linear material x filament count of said linear material/2.54 cm ⁇ 3 cm
  • B is a tensile tenacity (N/3 cm) of the woven fabric
  • thermoplastic resin is a polyolefin
  • thermoplastic resin coating layer a thermoplastic resin coating layer on at least one surface
  • a waterproof sheet-shaped material comprising the woven fabric recited in any one of the above (1) to (4), which is measured for a height of water from an end face after allowed to stand for 10 minutes according to a Byrek method defined in JIS L 1907, to show 10 mm or less, and
  • a woven fabric having excellent properties such as high tenacity, a low elongation percentage, etc., and having an excellent waterproofing property while maintaining the excellent properties and a woven fabric finished article thereof.
  • FIG. 1 is a cross-sectional view of one example of a sheath-core type composite fiber for use in the present invention.
  • FIG. 2 is a cross-sectional view of an essential portion showing one example of the fiber-reinforced thermoplastic resin linear material for use in the present invention.
  • the woven fabric of the present invention is a woven fabric produced from a fiber-reinforced thermoplastic resin linear material formed by drawing sized (bound) sheath-core type bicomponent-spun fibers at a temperature that is equivalent to, or higher than, the melting point of a sheath component but lower than the melting point of a core component to melt-fuse the sheath components.
  • the core component (high melting point component) in the above sheath-core type bicomponent-spun fiber can be selected from a crystalline propylene polymer, crystalline polyesters such as polyethylene terephthalate and polybutylene terephthalate, a polyamide (nylon), an aromatic polyester resin (liquid crystal polymer) or the like, and these may be used singly or in combination.
  • a crystalline propylene polymer that is a like polyolefin resin is preferred when recyclability is taken into account.
  • an isotactic polypropylene resin is preferred.
  • an isotactic polypropylene resin having an isotactic pentad factor (IPF) of at least 85%, more preferably at least 90% is advantageous.
  • the Q value weight average molecular weight/number average molecular weight, Mw/Mn
  • the melt index MI temperature 230° C., load 2.16 kg
  • IPF is less than 85%, the steric regularity is insufficient, the crystallinity is low and an obtained linear material is poor in physical properties such as strength.
  • the isotactic pentad factor (which is also called “mmmm factor”) refers to a ratio of steric structures in each of which five methyl groups as side chains are positioned in the same direction to a carbon-carbon main chain constituted of arbitrary recurring five propylene units, and it can be determined from Pmmmm (absorption intensity derived from a methyl group in a third propylene unit in a portion where five propylene units are continuously isotactic-bonded) in an isotope carbon nuclear magnetic resonance spectrum ( 13 C-NMR) and Pw (absorption intensity derived from all of methyl groups of the propylene units) on the basis of the expression of
  • IPF(%) ( Pmmmm/Pw ) ⁇ 100.
  • the above polypropylene resin may be a homopolymer of propylene or may be a copolymer of propylene and ⁇ -olefin (ethylene, butene-1 or the like).
  • examples of the crystalline propylene polymer include an isotactic propylene homopolymer having crystallinity, an ethylene-propylene random copolymer of which the ethylene unit content is small, a propylene block copolymer constituted of a homopolymer portion that is a propylene homopolymer and a copolymer portion that is an ethylene-propylene random copolymer of which the ethylene unit content is relatively large, and, further, a crystalline propylene-ethylene- ⁇ -olefin copolymer in which the homopolymer portion or copolymer portion of the above propylene block copolymer is formed by further copolymerization with ⁇ -olefin such as butene-1 or the like.
  • ⁇ -olefin such as butene-1 or the like.
  • thermoplastic resin having a lower melting point than the above core component by 20° C. or more is used.
  • This thermoplastic resin includes various olefin polymers and a low-melting-point polyethylene terephthalate.
  • olefin polymers examples include ethylene polymers such as high-density, medium-density and low-density polyethylenes and linear low-density polyethylene, copolymers of propylene and other ⁇ -olefins, specifically such as a propylene-butene-1 random copolymer and a propylene-ethylene-butene-1 random copolymer, non-crystalline propylene polymers such as soft polypropylene, and poly(4-methylpentene-1). These olefin polymers may be used singly or may be used in combination.
  • a combination of polypropylene as a core component and polyethylene as a sheath component is less expensive and is hence preferred.
  • the sheath-core type bicomponent-spun fiber for use in the present invention is constituted from the above core component and a sheath component that coats the core component.
  • the method for the production thereof is not specially limited, and there may be employed a known method that is used for the production of a conventional sheath-core type bicomponent-spun fiber.
  • the above sheath component and the above core component are melt-spun with a bicomponent fiber spinning machine having two extruders and a nozzle for a sheath-core type fiber at a spinning temperature of approximately 200 to 260° C., whereby a bicomponent spun fiber having a sheath-core structure can be obtained.
  • the core/sheath cross-sectional area ratio in the thus-obtained sheath-core type bicomponent spun fiber is in the range of 40/60 to 80/20.
  • the above sheath-core type bicomponent spun fiber is sized (bound) in a straight form without twisting it, and then the sized (bound) sheath-core type bicomponent spun fibers are drawn at a temperature that is equivalent to, or higher than, the melting point of the sheath component and that is lower than the melting point of the core component to melt-fuse the sheath components, whereby a fiber-reinforced thermoplastic resin linear material is produced.
  • the method for the above drawing may be any method so long as a desired fiber-reinforced thermoplastic resin linear material can be obtained, and it is hence not specially limited. However, it is preferred to draw the above sheath-core type bicomponent spun fiber in a pressurized saturated steam since in this case a fiber-reinforced sheath-core type thermoplastic resin linear material having excellent properties can be obtained.
  • pre-drawing may be carried out as required before the drawing in a pressurized saturated steam.
  • the bicomponent spun fiber is drawn at a temperature lower than the drawing temperature in the primary drawing step that follows the pre-drawing.
  • a method for the above pre-drawing for example, there can be employed a method of contact-heat drawing with a metal hot roll or a metal hot plate, or a method of non-contact-heat drawing with a hot fluid such as hot water, steam having a pressure of atmospheric pressure to approximately 0.2 MPa or hot air or heat rays such as far infrared rays, and these methods are generally known.
  • the pre-drawing can be carried out at a temperature lower than the drawing temperature in the primary drawing step by means of the same system as a high-pressure steam drawing vessel to be used in the primary drawing step.
  • the draw ratio in the above pre-drawing step is suitably in the range of 25 to 90% based on the total draw ratio including the draw ratio in the primary drawing.
  • Drawing conditions can be determined as required depending upon the system of a pre-drawing apparatus and a drawn state.
  • the pre-draw ratio is preferably in the range of 25 to 85% of the total draw ratio, more preferably in the range of 35 to 80%.
  • the above pre-drawing may be carried out at one step or may be carried out at multi-steps of two steps or more.
  • the pre-drawing is carried out at the multi-steps, there can be employed a method in which the drawing temperature is constant and the pre-draw ratio is set at multi-levels or a method in which the drawing temperature is set at gradient temperatures and the draw ratio is set at multi-levels.
  • the primary drawing step is a step in which the bicomponent spun fiber or the pre-drawn bicomponent spun fiber from the above pre-drawing step is finally drawn by heating it with a pressurized saturated steam having a temperature that is equivalent to, or higher than, the melting point of the sheath component and that is lower than the melting point of the core component.
  • the primary draw ratio is determined as required depending upon the size of the bicomponent spun fiber or the pre-drawn bicomponent spun fiber, while it is generally determined that the total draw ratio is 5 to 20 times, preferably 7 to 17 times.
  • the fiber-reinforced thermoplastic resin linear material obtained in the above manner generally has the following properties.
  • the fineness thereof is generally in the range of approximately 50 to 5,000 dTex, preferably 100 to 3,000 dTex, more preferably 500 to 1,500 dTex. Further, the fineness cross-sectional form of the core fiber is preferably 1 to 70 dTex (10 ⁇ m to 100 ⁇ m of maximum diameter), and when flexibility is demanded, about 30 dTex or less is preferred.
  • the maximum diameter is less than 10 ⁇ m, the core fiber is too narrow to maintain a form, and a formed sheet is liable to have degraded properties.
  • it exceeds 100 ⁇ m the fiber-reinforced thermoplastic resin linear material per se is too large, and the flexibility may be impaired.
  • the maximum diameter is 15 ⁇ m to 40 ⁇ m.
  • the fiber-reinforced thermoplastic resin linear material is produced while a plurality of bicomponent fiber non-drawn filaments are bound and drawn, and the count of the filaments to be bound is preferably 20 to 500.
  • the count of the filaments to be bound is more preferably 100 to 300.
  • the tensile strength is generally preferably 4 cN/dTex or more, and mostly in the range of 4 to 12 cN/dTex. Further, the elongation percentage is generally in the range of approximately 5 to 30%, preferably 10 to 25%, more preferably 15 to 20%.
  • the above tensile strength and elongation percentage refer to values obtained by measurements according to JIS L 1096.
  • the internal structure thereof is a sea-islands structure in which the core components are arranged in the form of islands in a sea constituted of melt-fused sheath components.
  • the fiber-reinforced thermoplastic resin linear material is not specially limited with regard to its form, and it may have cross-sectional form such as a circle, an ellipse, a low-profile form or the like.
  • FIG. 1 is a cross-sectional view of one example of the sheath-core type bicomponent spun fiber for use in the present invention, and a sheath-core type bicomponent spun fiber 3 has a structure in which the entire circumferential surface of the core component 1 is coated with the sheath component 2 .
  • FIG. 2 is a cross-sectional view of a key portion showing one example of the fiber-reinforced thermoplastic resin linear material for use in the present invention.
  • a fiber-reinforced thermoplastic resin linear material 4 has a structure in which the core components 1 are arranged in the form of islands in a sea 2 ′ formed by melt-fusion of the sheath components.
  • a woven fabric is produced from the thus-obtained fiber-reinforced thermoplastic resin linear material.
  • the method for the production of the woven fabric is not specially limited, and any method can be selected from conventionally known methods.
  • the count of filaments and the basis weight of the linear material can be determined as required depending upon use and required physical properties, while the basis weight is generally 50 to 500 g/m 2 , preferably 100 to 400 g/m 2 , more preferably 150 to 300 g/m 2 .
  • the basis weight is in the range of 50 to 500 g/m 2
  • the woven fabric is excellent in physical properties such as tensile tenacity, tensile strength, etc., and the woven fabric has a practical thickness.
  • the woven fabric texture is not specially limited, and it can be selected, for example, from textures such as plain weave, twill weave and satin weave and variants of these textures as required depending upon use.
  • the woven fabric of the present invention maintains the tensile tenacity and excellent physical properties of the above fiber-reinforced thermoplastic resin linear material, and its tenacity contribution is generally 80% or more, preferably 85% or more.
  • the tenacity contribution refers to a value calculated on the basis of the following expression,
  • A is a tensile tenacity (N/3 cm) calculated from the fiber-reinforced thermoplastic resin linear material, the tensile tenacity being calculated according the expression of tenacity (N) of said linear material x count of filaments of said liner material/2.54 cm ⁇ 3 cm
  • B is a tensile tenacity (N/3 cm) of the woven fabric.
  • the above tensile tenacity refers to a value measured according to JIS L 1096.
  • the woven fabric of the present invention has an excellent waterproofing property without any treatment for imparting water repellency.
  • the present invention also provides a woven fabric finished article obtained by working on the above woven fabric.
  • Examples of the above woven fabric finished article include a sheet obtained by hot-pressing the above woven fabric and a woven fabric finished article having a thermoplastic resin coating layer formed on at least one surface of the above sheet or the above woven fabric.
  • the resin for forming the resin coating layer is not specially limited, and one or more resins selected from those resins which are already described as examples of the above core component can be used as required.
  • a resin that is the same as the sheath component for the sheath-core type bicomponent spun fiber used as the woven fabric it is preferred to use a resin that is the same as the sheath component for the sheath-core type bicomponent spun fiber used as the woven fabric.
  • the method for forming the resin coating layer is not specially limited and conventionally known methods can be employed. For example, in a batch method, a hot press or hot roller method can be employed. Further; in a continuous method, an extrusion laminate method, a dry laminate method, a calendar method or the like can be employed, while an extrusion laminate method is preferred.
  • the thickness of the resin coating layer is generally in the range of approximately 50 to 500 ⁇ m, preferably 100 to 300 ⁇ m, more preferably 150 to 200 ⁇ m.
  • the woven fabric and woven fabric finished article of the present invention contain the thermoplastic resin, they permit side-by-side joint by hot press as required.
  • the above woven fabric finished article maintains the tensile tenacity and excellent properties of the fiber-reinforced thermoplastic resin linear material like the above woven fabric, and the tenacity contribution therein is generally 80% or more, preferably 85% or more. Further, the above woven fabric finished article is excellent in waterproofing property, and when the woven fabric finished article is measured for a height of water from an end face after allowed to stand for 10 minutes according to a Byrek method defined in JIS L 1907, the height of water is 10 mm or less, preferably 5 mm or less, still more preferably 3 mm or less like the above woven fabric, and water absorption does not take place in its surface, any side surface or any broken portion.
  • a sample was evaluated on the basis of a height (mm) of water from an end face after it was allowed to stand for 10 minutes according to a Byrek method defined in JIS L 1907.
  • PP polypropylene
  • MI melt index
  • MFR melt flow rate
  • a plain woven fabric having a basis weight of 250 g/m 2 was prepared at a filament count of 14 ⁇ 14/inch (2.54 cm) from the PP-reinforced thermoplastic resin linear material obtained in the above (1).
  • the sheath components were melt-fused and integrated, so that the plain woven fabric could be produced without twisting.
  • the woven fabric obtained in the above (2) was hot-pressed under conditions of 120° C. and 0.41 MPa to spread the low-density polyethylene to produce a sheet having a thickness of 0.35 mm.
  • the woven fabric obtained in the above (2) and the sheet and resin-coated sheet obtained in the above (3) were evaluated for physical properties. The results are as shown below.
  • a surfactant was added for imparting them with sizability.
  • the above multi-filament was evaluated for physical properties to show a fineness of 757 dTex, a tensile tenacity of 70.6 N, a tensile strength of 9.3 cN/dTex and an elongation percentage of 16.5%.
  • the PP multi-filament obtained in the above (1) was twisted at 100 turns/m for increasing the sizability of the fiber, and then a woven fabric was produced.
  • a plain woven fabric having a count of 20 ⁇ 20 filaments/inch (2.54 cm) at a basis weight of 120 g/m 2 was produced.
  • the woven fabric and woven fabric finished article of the present invention have excellent physical properties and excellent waterproofing properties and can be suitably applied to covers such as a building material cover, etc., sheets such as a waterproof sheet, etc., or sheet-shaped materials such as a tent, a packaging bag, a flexible container, etc.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Multicomponent Fibers (AREA)
  • Woven Fabrics (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Laminated Bodies (AREA)
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140370238A1 (en) * 2012-02-02 2014-12-18 Verticale Ecosystem Sprl System for Forming a Vegetative Textile Element
US20150065978A1 (en) * 2012-04-10 2015-03-05 Unicharm Corporation Absorbent article
US20190365000A1 (en) * 2018-05-31 2019-12-05 Nike, Inc. Garment with adaptive ventilation

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5172295B2 (ja) * 2007-11-27 2013-03-27 株式会社クラレ ポリプロピレン繊維製のシート状繊維構造体
US8372495B2 (en) 2010-05-26 2013-02-12 Apple Inc. Electronic device enclosure using sandwich construction
FR2974819B1 (fr) * 2011-05-05 2014-08-22 Porcher Ind Fil textile de renfort pour une voile gonflable, ainsi que voile de greement comportant de tels fils textiles de renfort
JP5707539B2 (ja) * 2012-08-09 2015-04-30 宇部エクシモ株式会社 光ファイバユニット抱合用繊維
US10407955B2 (en) 2013-03-13 2019-09-10 Apple Inc. Stiff fabric
JP2015030129A (ja) * 2013-07-31 2015-02-16 宇部エクシモ株式会社 吸水性及び着色識別機能を有する繊維強化熱可塑性樹脂製扁平状複合材の製造方法
JP2015030130A (ja) * 2013-07-31 2015-02-16 宇部エクシモ株式会社 繊維強化熱可塑性樹脂製扁平状着色複合材の製造方法
JP6246579B2 (ja) * 2013-12-11 2017-12-13 宇部エクシモ株式会社 ファブリック強化樹脂成形体の製造方法及びファブリック強化樹脂成形体
JP6246580B2 (ja) * 2013-12-11 2017-12-13 宇部エクシモ株式会社 ファブリック強化樹脂成形体の製造方法及びファブリック強化樹脂成形体
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JP6435199B2 (ja) * 2015-01-13 2018-12-05 宇部エクシモ株式会社 熱可塑性樹脂成形物用補強材及びそれを用いた熱可塑性樹脂成形物
CN104562361A (zh) * 2015-02-03 2015-04-29 湖州市菱湖重兆金辉丝织厂 一种高强度的多功能蚕丝面料
KR102183372B1 (ko) * 2017-05-02 2020-11-27 인비스타 텍스타일스 (유.케이.) 리미티드 낮은 투과도 및 높은 강도의 직조 천 및 이의 제조 방법
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US10864686B2 (en) 2017-09-25 2020-12-15 Apple Inc. Continuous carbon fiber winding for thin structural ribs
JP7095967B2 (ja) * 2017-09-27 2022-07-05 宇部エクシモ株式会社 複合繊維及び成形体

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053433A (en) * 1975-02-19 1977-10-11 Minnesota Mining And Manufacturing Company Method of tagging with color-coded microparticles
US4211816A (en) * 1977-03-11 1980-07-08 Fiber Industries, Inc. Selfbonded nonwoven fabrics
US4270962A (en) * 1978-11-15 1981-06-02 Chisso Corporation Process and apparatus for the preparation of bar form fibrous molding
US4285748A (en) * 1977-03-11 1981-08-25 Fiber Industries, Inc. Selfbonded nonwoven fabrics
US4726862A (en) * 1986-04-23 1988-02-23 Chisso Corporation Process for producing tubular shaped fibrous articles
US5407623A (en) * 1994-01-06 1995-04-18 Polteco, Inc. Process for obtaining ultra-high modulus line products with enhanced mechanical properties
US5845652A (en) * 1995-06-06 1998-12-08 Tseng; Mingchih M. Dental floss
US5875797A (en) * 1995-06-06 1999-03-02 Gillette Canada Inc. Dental floss
US5904152A (en) * 1995-06-06 1999-05-18 Gillette Canada Inc. Dental floss
US20020026699A1 (en) * 2000-09-01 2002-03-07 Uni-Charm Corporation Method and apparatus for opening continuous filaments
US20020104548A1 (en) * 2000-12-01 2002-08-08 Vipul Bhupendra Dave Monofilament tape
US20020122940A1 (en) * 1998-02-10 2002-09-05 Gunn Robert T. Fibers having low and high coefficients of friction surfaces
US20020193030A1 (en) * 2001-04-20 2002-12-19 Li Yao Functional fibers and fibrous materials
US20060035548A1 (en) * 2002-07-18 2006-02-16 Mitsubishi Rayon Co., Ltd. Prepreg, intermediate material for forming frp, and method for production thereof and method for production of fiber-reinforced composite material
US7290668B2 (en) * 2004-03-01 2007-11-06 Filtrona Richmond, Inc. Bicomponent fiber wick
US7291263B2 (en) * 2003-08-21 2007-11-06 Filtrona Richmond, Inc. Polymeric fiber rods for separation applications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07324249A (ja) * 1994-05-31 1995-12-12 Unitika Ltd 防水布の製造方法
JPH10130991A (ja) * 1996-10-31 1998-05-19 Nippon Porikemu Kk 経緯交差部を熱接着した不織布又は織編布およびそれを用いた積層体
US5677056A (en) * 1996-11-07 1997-10-14 Murdock Webbing Company, Inc. Webbing having a catch cord fabricated from biocomponent yarn
JP3934061B2 (ja) * 2002-01-10 2007-06-20 宇部日東化成株式会社 ポリオレフィン系延伸繊維の製造方法
JP4084955B2 (ja) * 2002-05-09 2008-04-30 宇部日東化成株式会社 繊維強化熱可塑性樹脂製線状ないしはロッド状複合材およびその製造方法

Patent Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053433A (en) * 1975-02-19 1977-10-11 Minnesota Mining And Manufacturing Company Method of tagging with color-coded microparticles
US4211816A (en) * 1977-03-11 1980-07-08 Fiber Industries, Inc. Selfbonded nonwoven fabrics
US4285748A (en) * 1977-03-11 1981-08-25 Fiber Industries, Inc. Selfbonded nonwoven fabrics
US4270962A (en) * 1978-11-15 1981-06-02 Chisso Corporation Process and apparatus for the preparation of bar form fibrous molding
US4726862A (en) * 1986-04-23 1988-02-23 Chisso Corporation Process for producing tubular shaped fibrous articles
US5407623A (en) * 1994-01-06 1995-04-18 Polteco, Inc. Process for obtaining ultra-high modulus line products with enhanced mechanical properties
US5479952A (en) * 1994-01-06 1996-01-02 Polteco, Inc. Dental floss of ultra-high modulus line material with enhanced mechanical properties
US5845652A (en) * 1995-06-06 1998-12-08 Tseng; Mingchih M. Dental floss
US5875797A (en) * 1995-06-06 1999-03-02 Gillette Canada Inc. Dental floss
US5904152A (en) * 1995-06-06 1999-05-18 Gillette Canada Inc. Dental floss
US20020122940A1 (en) * 1998-02-10 2002-09-05 Gunn Robert T. Fibers having low and high coefficients of friction surfaces
US20020026699A1 (en) * 2000-09-01 2002-03-07 Uni-Charm Corporation Method and apparatus for opening continuous filaments
US7003856B2 (en) * 2000-09-01 2006-02-28 Uni-Charm Corporation Method and apparatus for opening continuous filaments
US20020104548A1 (en) * 2000-12-01 2002-08-08 Vipul Bhupendra Dave Monofilament tape
US20030150473A1 (en) * 2000-12-01 2003-08-14 Dave Vipul Bhupendra Monofilament tape
US6742528B2 (en) * 2000-12-01 2004-06-01 Vipul Bhupendra Dave Monofilament tape
US20020193030A1 (en) * 2001-04-20 2002-12-19 Li Yao Functional fibers and fibrous materials
US20030211799A1 (en) * 2001-04-20 2003-11-13 Porex Corporation Functional fibers and fibrous materials
US20060035548A1 (en) * 2002-07-18 2006-02-16 Mitsubishi Rayon Co., Ltd. Prepreg, intermediate material for forming frp, and method for production thereof and method for production of fiber-reinforced composite material
US7291263B2 (en) * 2003-08-21 2007-11-06 Filtrona Richmond, Inc. Polymeric fiber rods for separation applications
US7290668B2 (en) * 2004-03-01 2007-11-06 Filtrona Richmond, Inc. Bicomponent fiber wick

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140370238A1 (en) * 2012-02-02 2014-12-18 Verticale Ecosystem Sprl System for Forming a Vegetative Textile Element
US20150065978A1 (en) * 2012-04-10 2015-03-05 Unicharm Corporation Absorbent article
US20190365000A1 (en) * 2018-05-31 2019-12-05 Nike, Inc. Garment with adaptive ventilation
US11889877B2 (en) * 2018-05-31 2024-02-06 Nike, Inc. Garment with adaptive ventilation

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JP2005290580A (ja) 2005-10-20
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CA2560779A1 (en) 2005-10-13
CN1989281A (zh) 2007-06-27
WO2005095691A1 (ja) 2005-10-13
JP4365249B2 (ja) 2009-11-18

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