Classifications

• • 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
  • D03D15/47—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 multicomponent, e.g. blended yarns or threads
• • 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
  • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
• • 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
  • D01D5/32—Side-by-side structure; Spinnerette packs therefor
• • 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
  • 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
• • D—TEXTILES; PAPER
  • D03—WEAVING
  • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
  • D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
  • D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
• • 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
  • D03D15/30—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 fibres or filaments
  • D03D15/33—Ultrafine fibres, e.g. microfibres or nanofibres
• • 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
  • D03D15/527—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 waterproof or water-repellent
• • 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
  • 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
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/39—Aldehyde resins; Ketone resins; Polyacetals
  • D06M15/423—Amino-aldehyde resins
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
  • D06M15/277—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof containing fluorine
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
  • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
  • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
• • D—TEXTILES; PAPER
  • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
  • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
  • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
  • D06M2200/10—Repellency against liquids
  • D06M2200/12—Hydrophobic properties
• • 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
  • D10B2401/02—Moisture-responsive characteristics
  • D10B2401/021—Moisture-responsive characteristics hydrophobic
• • 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
  • D10B2401/061—Load-responsive characteristics elastic
• • 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
  • D10B2401/062—Load-responsive characteristics stiff, shape retention
• • 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
• • 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

Definitions

• the present invention relates to a water-repellent fabric having excellent stretchability as well as water repellency, and a textile product using the water-repellent fabric.
• the present invention has been made in view of the above background, and an object of the present invention is to provide a water-repellent fabric having excellent stretchability as well as water repellency, and a textile product made by using the water-repellent fabric. ..
• a water-repellent fabric subjected to a water-repellent treatment wherein the fabric contains a composite yarn containing elastic fibers and ultrafine fibers having a single fiber fineness of 1 dtex or less.
• Water repellent fabric. Is provided.
• the elastic fiber is a composite fiber in which two components are bonded to a side-by-side type or an eccentric core sheath type, or a polytrimethylene terephthalate fiber.
• the fabric is a woven fabric having a cover factor CF of 1000 or more.
• the cover factor CF is defined by the following formula.
• CF (DWp / 1.1) 1/2 x MWp + (DWf / 1.1) 1/2 x MWf
• DWp is the total warp fineness (dtex)
• MWp is the warp weave density (book / 2.54 cm)
• DWf is the total weft fineness (dtex)
• MWf is the weft weave density (book / 2.54 cm).
• the water-repellent fabric of the present invention it is preferable that fine fiber loops made of the ultrafine fibers are formed on the surface of the fabric. Further, it is preferable that the water-repellent rolling angle of the cloth surface is 15 degrees or less.
• the water repellency is 4th grade or higher as measured by the JIS L1092-2009 7.2 water repellency test (spray method). Further, after washing specified in JIS L0217-1995 (however, using the JAFET standard compound detergent) 10 times, the water repellency measured by the JIS L1092-2009 7.2 water repellency test (spray method) was measured. It is preferable that the water content is 3rd grade or higher. Further, it is preferable that the stretchability in the warp direction or the weft direction measured by the JIS L1096-2010 8.16 B method is 10% or more.
• the stretchability recovery rate in the warp direction or the weft direction measured by the JIS L1096-2010 8.16 B-1 method is 85% or more.
• the tear strength in the warp direction or the weft direction measured by the JIS L1096-2010 8.17 D method is 7 N or more.
• a textile product made of the above-mentioned water-repellent fabric is provided.
• a water-repellent fabric having excellent stretchability as well as water repellency and a woven fabric product using the water-repellent fabric can be obtained.
• the water-repellent fabric of the present invention is a water-repellent fabric that has been subjected to a water-repellent treatment, and the fabric contains a composite yarn, and the composite yarn has a single fiber fineness of 1 dtex or less (more preferably 0.00002 to 0. It contains 8 dtex, particularly preferably 0.001 to 0.5 dtex) of ultrafine fibers and elastic fibers.
• the fine fiber loops made of the ultrafine fibers are formed on the surface of the cloth, so that fine irregularities like lotus leaves are formed on the surface of the cloth, and excellent water repellency can be obtained.
• the fabric is also excellent in stretchability due to the effect of the elastic fibers.
• the single fiber fineness of the ultrafine fibers is larger than 1 dtex, fine fiber loops are not formed, which is not preferable.
• the ultrafine fibers used to form the fine fiber loops are preferably non-crimped fibers. For example, if the ultrafine fibers are false twisted crimped yarns, fine fiber loops may not be formed.
• polyester fibers As the ultrafine fibers, polyester fibers, acrylic fibers, nylon fibers, rayon fibers, acetate fibers, natural fibers such as cotton, wool and silk, and composites thereof can be used.
• the polyester fiber contains a composite fiber containing a polyester component as at least one component.
• examples of the composite fiber include a side-by-side type composite fiber, an eccentric core-sheath type composite fiber, a core-sheath type composite fiber, and a sea-island type composite fiber.
• the nylon fiber includes nylon 6 fiber and nylon 66 fiber.
• the polyester forming the polyester fiber is selected from the group consisting of terephthalic acid as a main acid component and alkylene glycol having 2 to 6 carbon atoms, that is, ethylene glycol, trimethylene glycol, tetramethylene glycol, pentamethylene glycol, and hexamethylene glycol.
• a polyester containing at least one of these as a main glycol component is preferable.
• polyester containing ethylene glycol as a main glycol component polyethylene terephthalate
• polyester containing trimethylene glycol as a main glycol component polytrimethylene terephthalate
• Such polyester may have a small amount (usually 30 mol% or less) of a copolymerization component, if necessary.
• the bifunctional carboxylic acid other than the terephthalic acid used include isophthalic acid, naphthalindicarboxylic acid, diphenyldicarboxylic acid, diphenoxyetanedicarboxylic acid, ⁇ -hydroxyethoxybenzoic acid, P-oxybenzoic acid, and 5 -Aromatic, aliphatic and alicyclic bifunctional carboxylic acids such as sodium sulfoisophthalic acid, adipic acid, sebacic acid and 1,4-cyclohexanedicarboxylic acid can be mentioned.
• diol compounds other than the above glycols include aliphatic, alicyclic, and aromatic diol compounds such as cyclohexane-1,4-dimethanol, neopentyl glycol, bisphenol A, and bisphenol S, and polyoxyalkylene glycols. Can be given.
• the polyester may be synthesized by any method.
• a lower alkyl ester of terephthalic acid such as dimethyl terephthalate is transesterified with ethylene glycol, or terephthalic acid and ethylene oxide are subjected to a transesterification reaction.
• the first-stage reaction to produce a glycol ester of terephthalic acid and / or a low polymer thereof by reacting with and the reaction product of the first stage is heated under reduced pressure until the desired degree of polymerization is achieved. It may be produced by a second-stage reaction in which a condensation reaction is carried out.
• the polyester is a material-recycled or chemical-recycled polyester, or a catalyst containing a specific phosphorus compound and titanium compound as described in JP-A-2004-27797 and JP-A-2004-21268. It may be a polyester obtained by using. Further, a biodegradable polyester such as polylactic acid or stereocomplex polylactic acid may be used.
• the fabric is preferably provided with an ultraviolet shielding property.
• an ultraviolet absorber include a benzoxazine-based organic ultraviolet absorber, a benzophenone-based organic ultraviolet absorber, a benzotriazole-based organic ultraviolet absorber, and a salicylic acid-based organic ultraviolet absorber.
• a benzoxazine-based organic ultraviolet absorber is particularly preferable because it does not decompose at the spinning stage.
• benzoxazine-based organic ultraviolet absorber those disclosed in Japanese Patent Application Laid-Open No. 62-11744 are preferably exemplified. That is, 2-methyl-3,1-benzoxazine-4-one, 2-butyl-3,1-benzoxazine-4-one, 2-phenyl-3,1-benzoxazine-4-one, 2,2 '-Ethylenebis (3,1-benzoxazine-4-one), 2,2'-tetramethylenebis (3,1-benzoxazine-4-one), 2,2'-p-phenylenebis (3, 1-benzoxazine-4-one), 1,3,5-tri (3,1-benzoxazine-4-one-2-yl) benzene, 1,3,5-tri (3,1-benzoxazine-) 4-On-2-yl) Naphthalene and the like.
• the ultrafine fiber contains a matting agent (titanium dioxide) in an amount of 0.1% by weight or more (preferably 0.2 to 4.0% by weight) based on the weight of the fiber, the permeability of the fabric is improved. preferable.
• a matting agent titanium dioxide
• the ultrafine fibers may be provided with a fine pore forming agent (organic sulfonic acid metal salt), a coloring inhibitor, a heat stabilizer, a flame retardant (diantimon trioxide), a fluorescent whitening agent, a coloring pigment, and an antistatic agent, if necessary. It may contain one or more of an inhibitor (metal sulfonic acid salt), a hygroscopic agent (polyoxyalkylene glycol), an antibacterial agent, and other inorganic particles.
• the stretchable fiber a fiber composed of one component composed of polytrimethylene terephthalate, a composite fiber in which two components are bonded to a side-by-side type or an eccentric core sheath type, and an elastic fiber (polyurethane fiber, polyether ester). (Fibers, water-absorbent elastomer fibers, etc.), undrawn polyester fibers, false twist crimped yarns, etc. are preferable.
• At least one component is a composite fiber composed of polytrimethylene terephthalate, polybutylene terephthalate, or polyethylene terephthalate.
• the two components include polytrimethylene terephthalate and polytrimethylene terephthalate, polytrimethylene terephthalate and polyethylene terephthalate, polyethylene terephthalate and polyethylene terephthalate, and polyethylene terephthalate and polybutylene terephthalate.
• the polytrimethylene terephthalate refers to a fiber made of polyester having the trimethylene terephthalate unit as a main repeating unit, and the trimethylene terephthalate unit is 50 mol% or more, preferably 70 mol% or more, more preferably 80 mol%.
• the above is particularly preferably 90 mol% or more. Therefore, the total amount of the other acid component and / or glycol component as the third component is contained in the range of 50 mol% or less, preferably 30 mol% or less, more preferably 20 mol% or less, and particularly preferably 10 mol% or less. Contains the polytrimethylene terephthalate.
• Polytrimethylene terephthalate is produced by condensing terephthalic acid or a functional derivative thereof and trimethylene glycol or a functional derivative thereof under appropriate reaction conditions in the presence of a catalyst.
• the third component to be added includes aliphatic dicarboxylic acids (such as oxalic acid and adipic acid), alicyclic dicarboxylic acids (such as cyclohexanedicarboxylic acid), aromatic dicarboxylic acids (such as isophthalic acid and sodium sulfoisophthalic acid), and fats.
• aliphatic dicarboxylic acids such as oxalic acid and adipic acid
• alicyclic dicarboxylic acids such as cyclohexanedicarboxylic acid
• aromatic dicarboxylic acids such as isophthalic acid and sodium sulfoisophthalic acid
• glycols ethylene glycol, 1,2-trimethylethylene glycol, tetramethylene glycol, etc.
• alicyclic glycols cyclohexaneglycol, etc.
• aromatic dioxy compounds hydroquinone bisphenol A, etc.
• aliphatic oxycarboxylic acid p-oxybenzoic acid and the like
• the polyethylene terephthalate may be a copolymer of three components. It may also be material recycled or chemically recycled. Further, it may be obtained by using a catalyst containing a specific phosphorus compound and titanium compound as described in JP-A-2004-27797 and JP-A-2004-21268.
• the polytrimethylene terephthalate, polyethylene terephthalate, polybutylene terephthalate and the like include micropore forming agents, cationic dye dyeing agents, anticoloring agents, heat stabilizers, fluorescent whitening agents, matting agents, coloring agents and hygroscopic agents.
• Inorganic fine particles may be contained alone or in combination of two or more.
• the composite fiber can be produced, for example, by the method described in JP-A-2009-46800.
• the single fiber fineness is not particularly limited, but is in the range of 0.00002 to 5.0 dtex (more preferably 0.1 to 3.0 dtex, particularly preferably 1.1 to 2.5 dtex). Is preferable.
• examples of the single fiber cross-sectional shape include an elliptical cross section, a triangle, a square, a cross, a flat, a flat with a constriction, an H type, and a W type, in addition to a round cross section. Will be done.
• the water-repellent fabric of the present invention includes a composite yarn containing the ultrafine fibers and elastic fibers.
• the method for producing the composite yarn is not particularly limited.
• the above-mentioned ultrafine fibers, elastic fibers, and if necessary, other fibers may be arranged and air-blended by air processing (interlacing processing or Taslan (registered trademark) processing).
• Composite false twist may be used.
• a particularly preferable method is the air blending method.
• the composite yarn is an entangled yarn that has been interlaced at a number of entangled yarns of 1 to 150 / m.
• the overfeed rate may be changed as appropriate. Further, after first combining the two types of fibers, other threads may be combined in the next step.
• the total fineness is preferably in the range of 40 to 180 dtex.
• the fabric of the present invention contains the composite yarn. At that time, it is preferable that the composite yarn is contained in an amount of 30% by weight or more (most preferably 100% by weight) based on the weight of the fabric.
• the structure of the cloth is not particularly limited, but a woven fabric is preferable in order to obtain excellent water repellency.
• the structure of the woven fabric is not particularly limited.
• three original structures such as plain weave, twill weave, satin weave, change structure, single double structure such as vertical double weave and horizontal double weave, and vertical velvet are exemplified.
• the number of layers may be a single layer, or may be two or more layers.
• cover factor CF of the woven fabric defined by the following formula is 1000 or more (preferably 1500 to 4000, particularly preferably 2300 to 3500), more excellent water repellency can be obtained, which is preferable.
• CF (DWp / 1.1) 1/2 x MWp + (DWf / 1.1) 1/2 x MWf
• DWp is the total warp fineness (dtex)
• MWp is the warp weaving density (book / 2.54 cm)
• DWf is the total weft fineness (dtex)
• MWf is the weft weaving density (book / 2.54 cm).
• the warp density in order to obtain excellent water repellency, is 110 lines / 2.54 cm or more (more preferably 120 to 170 lines / 2.54 cm), and the weft density is 90 lines / 2.54 cm or more (more preferably). More preferably, it is in the range of 100 to 150 lines / 2.54 cm).
• the knitting and weaving method may be a normal weaving machine (for example, a normal water jet room, an air jet room, a rapier room, etc.) or a normal knitting and weaving method using a
• the fabric is smelted or dyed (preferably smelted and dyed).
• the elastic fibers are composite fibers due to the heat treatment of the refining treatment or the dyeing process
• the fabric shrinks due to the manifestation of latent crimping of the composite fibers, the density of the fabric is improved, and at the same time, the ultrafine fibers are relatively fine.
• a fine fiber loop made of ultrafine fibers is formed on the surface of the fabric.
• the fabric is water-repellent.
• the type of water repellent is not particularly limited.
• a fluorine-based compound may be used, and environmentally friendly water repellents such as hydrocarbon-based compounds and silicone-based compounds are exemplified.
• an antistatic agent, a melamine resin, and a catalyst are mixed to obtain a processing agent having a water repellent concentration of about 3 to 15% by weight, a pickup rate of about 50 to 90%, and a fabric using the processing agent.
• the method for treating the surface of the fabric with the processing agent include a pad method and a spray method. Of these, the pad method is preferable for allowing the processing agent to penetrate into the fabric.
• the pickup rate is the weight ratio (%) of the processing agent to the weight of the fabric (before the processing agent is applied).
• the antistatic agent examples include a polyester resin containing a polyethylene glycol group, a urethane resin containing a polyethylene glycol group, a reaction product of a polycationic compound containing a polyethylene glycol group and diglycidyl ether, and the like. preferable.
• Anionic surfactants such as higher alcohol sulfate ester salts, sulfated oils, sulfonates, phosphoric acid ester salts, cationic surfactants such as amine salt type, quaternary ammonium salt, imidazole type quaternary salt, polyethylene glycol It may be a nonionic surfactant such as a type or a polyhydric alcohol ester type, or an antistatic compound such as an amphoteric surfactant such as an imidazole type quaternary salt, an alanine type or a betaine type.
• a conventional dyeing process may be performed.
• an ultraviolet shielding agent may be additionally applied.
• an antibacterial agent may be additionally applied.
• a deodorant may be additionally applied to the fabric.
• a phosphorescent agent may be additionally applied.
• a retroreflective agent may be additionally applied.
• the latent crimp of the composite fibers becomes apparent (coil-like) due to the heat history of dyeing or the like.
• the water repellency is preferably such that the water repellency rolling angle of the cloth surface is 20 degrees or less (more preferably 15 degrees or less, further preferably 12 degrees or less, particularly preferably 5 to 11 degrees).
• the water-repellent rolling angle is when 0.2 cc of water is gently dropped onto a flat sample to be measured mounted on a horizontal plate, and this flat plate is gently tilted at a constant velocity so that the water droplets begin to roll. The angle.
• the water repellency is 4th grade or higher as measured by the JIS L1092-2009 7.2 water repellency test (spray method).
• the water repellency is 3rd grade or higher.
• the fabric of the present invention contains the composite yarn and the composite yarn contains the elastic fiber, the fabric also has elasticity (stretchability).
• the stretchability in the warp direction or the weft direction (preferably the warp direction and the weft direction) measured by the JIS L1096-2010 8.16 B method is 10% or more (more preferably 10 to 30%). preferable.
• the stretchability recovery rate in the warp direction or the weft direction (preferably the warp direction and the weft direction) measured by the JIS L1096-2010 8.16 B-1 method is 85% or more.
• the tear strength in the warp direction or the weft direction (preferably the warp direction and the weft direction) measured by the JIS L1096-2010 8.17 D method is 7 N or more (more preferably 20 to 100 N). ) Is preferable.
• the basis weight of the fabric is preferably 200 g / m 2 or less (more preferably 100 to 180 g / m 2 ) in terms of lightness.
• the textile product of the present invention contains the above-mentioned water-repellent fabric. Since such a textile product contains the above-mentioned fabric, it has excellent water repellency and stretchability.
• Such textile products include umbrellas and clothing. And such clothing includes down clothing, badminton shirts, running shirts, soccer pants, tennis pants, basket pants, table tennis pants, badminton pants, running pants, golf pants, various sports undershirts, various sports innerwear, sweaters. , T-shirts, jerseys, trainers, windbreakers, jackets, dust-proof clothing, medical gowns, etc.
• CF (DWp / 1.1 ) 1/2 x MWp + (DWf / 1.1) 1/2 x MWf
• DWp is the total warp fineness (dtex)
• MWp is the warp weaving density (book / 2.54 cm)
• DWf is the total weft fineness (dtex)
• MWf is the weft weaving density (book / 2.54 cm).
• Example 1 Polyethylene terephthalate is spun at a spinning temperature of 300 ° C., taken up at 4000 m / min, continuously stretched 1.3 times without being wound once, and the cross-sectional shape of the filament is a polyester multifilament 70dtex / 144fil (non-crimped). Ultrafine fibers made of fibers) were obtained.
• the composite yarn was arranged on the warp yarn and the weft yarn, and a plain weave woven fabric (a woven fabric composed of only the composite yarn) was woven using a normal water jet room loom.
• the woven fabric was spread and smelted at 95 ° C. using a smelting device. Then, after dyeing with a disperse dye at a temperature of 130 ° C. using a liquid flow dyeing machine, the following water repellent treatment was performed. For the water-repellent treatment, the following processing agent was used, the liquid was squeezed at a pickup rate of 80%, dried at 130 ° C. for 3 minutes, and then heat-treated at 170 ° C. for 45 seconds.
• the transstretchability recovery rate was 90%, the weft stretchability was 35%, the weft stretchability recovery rate was 87%, and the rolling angle was 9 degrees.
• Fine fiber loops (lotus leaf-like fine irregularities) made of the ultrafine fibers are formed on the surface of the water-repellent woven fabric, and the water-repellent woven fabric has a water repellency of 4th grade and is washed according to JIS L0217-1995. (However, the water repellency was grade 3 after 10 times (using JAFET standard compound detergent). Further, since the water-repellent agent is attached to the water-repellent fabric, the water-repellent fabric is an environment-friendly fabric. When a windbreaker (sports clothing) was sewn using such a water-repellent woven fabric and the tester wore the windbreaker, the windbreaker was excellent in water repellency and stretchability.
• Example 2 Polyethylene terephthalate is spun at a spinning temperature of 300 ° C., taken up at 4000 m / min, continuously stretched 1.3 times without being wound once, and the cross-sectional shape of the filament is a polyester multifilament 70dtex / 144fil (non-crimped). Ultrafine fibers made of fibers) were obtained.
• the composite yarn is arranged on the warp yarn and the weft yarn, and a plain weave woven fabric (a woven fabric composed only of the composite yarn) is woven using a normal water jet room loom. rice field.
• the woven fabric was spread and smelted at 95 ° C. using a smelting device. Then, after dyeing with a disperse dye at a temperature of 130 ° C. using a liquid flow dyeing machine, the following water repellent treatment was performed. For the water-repellent treatment, the following processing agent was used, the liquid was squeezed at a pickup rate of 80%, dried at 130 ° C. for 3 minutes, and then heat-treated at 170 ° C. for 45 seconds.
• the transstretchability recovery rate was 91%, the weft stretchability was 36%, the weft stretchability recovery rate was 88%, and the rolling angle was 8 degrees.
• Fine fiber loops (lotus leaf-like fine irregularities) made of the ultrafine fibers are formed on the surface of the water-repellent woven fabric, and the water-repellent woven fabric has a water repellency of 4th grade and is washed according to JIS L0217-1995.
• the water repellency was grade 3 after 10 times of (however, JAFET standard compound detergent was used).
• the water-repellent agent is attached to the water-repellent fabric, the water-repellent fabric is an environment-friendly fabric. When a windbreaker (sports clothing) was sewn using such a water-repellent woven fabric and the tester wore the windbreaker, the windbreaker was excellent in water repellency and stretchability.
• Example 3 Polyethylene terephthalate is spun at a spinning temperature of 300 ° C., taken up at 4000 m / min, continuously stretched 1.3 times without being wound once, and the cross-sectional shape of the filament is a polyester multifilament 70dtex / 72fil (non-crimped). Ultrafine fibers made of fibers) were obtained.
• the non-crimped yarn and the composite fiber were combined and subjected to air entanglement treatment to obtain a composite yarn (total fineness 100 dtex / 96fil).
• the composite yarn is arranged on the warp and weft yarns, and a twill-structured woven fabric (a woven fabric composed only of the composite yarn) is woven using a normal water jet room loom. rice field.
• the woven fabric was spread and smelted at 95 ° C. using a smelting device. Then, after dyeing with a disperse dye at a temperature of 130 ° C. using a liquid flow dyeing machine, the following water repellent treatment was performed. For the water-repellent treatment, the following processing agent was used, the liquid was squeezed at a pickup rate of 80%, dried at 130 ° C. for 3 minutes, and then heat-treated at 170 ° C. for 45 seconds.
• the grain size is 156 g / m 2
• the warp density is 163 lines / 2.54 cm
• the weft density is 130 / 2.54 cm
• the cover factor is 2459
• the tear strength is warp 42N
• the weft 37N the warp stretchability 12
• the transstretchability recovery rate was 96%
• the weft stretchability was 21%
• the weft stretchability recovery rate was 90%
• the rolling angle was 9 degrees.
• Fine fiber loops (lotus leaf-like fine irregularities) made of the ultrafine fibers are formed on the surface of the water-repellent woven fabric, and the water-repellent woven fabric has a water repellency of 4th grade and is washed according to JIS L0217-1995.
• the water repellency was grade 3 after 10 times of (however, JAFET standard compound detergent was used).
• the water-repellent agent is attached to the water-repellent fabric, the water-repellent fabric is an environment-friendly fabric. When a windbreaker (sports clothing) was sewn using such a water-repellent woven fabric and the tester wore the windbreaker, the windbreaker was excellent in water repellency and stretchability.
• Example 1 the number of filaments of the ultrafine fibers is changed to 70 dtex / 36 fil of polyester multifilament (non-crimped fiber, single fiber fineness 1.9 dtex), and the composite yarn (total fineness 126 dtex / 72 fil) is arranged on the warp and weft. Except for this, the same procedure as in Example 1 was carried out.
• the grain size was 155 g / m 2
• the warp density was 125 lines / 2.54 cm
• the weft density was 105 / 2.54 cm
• the cover factor was 2449
• the tear strength was 42 N
• the weft 27 N was 12%.
• the transstretchability recovery rate was 92%
• the weft stretchability was 33%
• the weft stretchability recovery rate was 88%, which were good, but the rolling angle was 18 degrees.
• fine irregularities were not formed, and the water repellency was second grade after washing specified in JIS L0217-1995 (however, using the JAFET standard-blended detergent) 10 times.
• Example 2 In Example 1, the composite fiber (stretchable fiber) is replaced with a polyester multifilament 56dtex / 36fil (non-crimped fiber) to obtain a composite yarn (total fineness 126dtex / 180fil), and then the composite yarn is used as a warp yarn and a weft yarn. It was the same as in Example 1 except that it was arranged.
• the basis weight was 144 g / m 2
• the warp density was 116 lines / 2.54 cm
• the weft density was 98 / 2.54 cm
• the cover factor was 2279
• the tear strength was 35 N warp and 22 N weft.
• Stretchability was less than 10%.
• the rolling angle was 12 degrees.
• Example 3 In Example 1, the same procedure as in Example 1 was carried out except that the water repellent treatment was not applied.
• the texture is 154 g / m 2
• the warp density is 124 lines / 2.54 cm
• the weft density is 102 / 2.54 cm
• the cover factor is 2406
• the tear strength is warp 30 N
• the weft 20 N
• the warp stretchability is 12%.
• the warp stretchability recovery rate was 90%
• the weft stretchability recovery rate was 36%
• the weft stretchability recovery rate was 90%.
• the water-repellent woven fabric has a water repellency of 0 grade, and after 10 times of washing specified in JIS L0217-1995 (however, using a JAFET standard compound detergent), the water repellency is 0 grade and is inferior in water repellency. It was a thing.
• a water-repellent fabric having excellent stretchability as well as water repellency and a textile product made by using the water-repellent fabric can be obtained, and the industrial value thereof is extremely large.

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