EP2169110B1 - Fibre creuse ignifuge avec un traitement adoucissant sans silicone à base de polyether et de produit de condensation d'acides gras - Google Patents

Fibre creuse ignifuge avec un traitement adoucissant sans silicone à base de polyether et de produit de condensation d'acides gras Download PDF

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Publication number
EP2169110B1
EP2169110B1 EP20080016820 EP08016820A EP2169110B1 EP 2169110 B1 EP2169110 B1 EP 2169110B1 EP 20080016820 EP20080016820 EP 20080016820 EP 08016820 A EP08016820 A EP 08016820A EP 2169110 B1 EP2169110 B1 EP 2169110B1
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Prior art keywords
flame
fibers
retardantly
fiber according
retardantly modified
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German (de)
English (en)
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EP2169110A1 (fr
Inventor
Kay Dr. Bernhard
Jörg Dahringer
Michael Klanert
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Trevira GmbH
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Trevira GmbH
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Priority to DK08016820T priority Critical patent/DK2169110T3/da
Priority to PL08016820T priority patent/PL2169110T3/pl
Priority to EP20080016820 priority patent/EP2169110B1/fr
Priority to PCT/EP2009/006852 priority patent/WO2010034471A1/fr
Priority to US13/120,434 priority patent/US20110274869A1/en
Priority to JP2011528237A priority patent/JP5450631B2/ja
Publication of EP2169110A1 publication Critical patent/EP2169110A1/fr
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Classifications

    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/165—Ethers
    • D06M13/17—Polyoxyalkyleneglycol ethers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
    • A47G9/02—Bed linen; Blankets; Counterpanes
    • A47G9/0207—Blankets; Duvets
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
    • A47G9/10—Pillows
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B68—SADDLERY; UPHOLSTERY
    • B68G—METHODS, EQUIPMENT, OR MACHINES FOR USE IN UPHOLSTERING; UPHOLSTERY NOT OTHERWISE PROVIDED FOR
    • B68G1/00—Loose filling materials for upholstery
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2243—Mono-, di-, or triglycerides
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2246—Esters of unsaturated carboxylic acids
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/402—Amides imides, sulfamic acids
    • 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
    • D06M15/53—Polyethers
    • 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
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32—Polyesters
    • 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
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/237—Noninterengaged fibered material encased [e.g., mat, batt, etc.]
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y10T428/2907—Staple length fiber with coating or impregnation
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2922—Nonlinear [e.g., crimped, coiled, etc.]
    • Y10T428/2924—Composite
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2935—Discontinuous or tubular or cellular core

Definitions

  • the invention relates to a flame-retardant modified hollow fiber with a silicone-free soft-grip equipment, and a method for producing the same and their use for Mountainmaschine effort.
  • Fiber fillings can be used in many applications, such as apparel, cushions, furniture, insulation, quilts, filters, upholstery (e.g., in cars), sleeping bags, mattress pads, and mattresses.
  • the hollow fibers used for these applications are generally hollow fibers which are flame-retardant with phosphorus-containing compounds.
  • polyester hollow fibers are preferably used.
  • Out JP 2003-336175 are crimped PTT staple fibers with a flame retardant finish based on a special copolymer known.
  • the sizing is intended only to aid in processing (post heat treatment / crimping).
  • fiber fillings are made by a so-called softening finish with a pleasant feel, improved fluffiness, improved surface smoothness and equipped for improved recovery.
  • silicone-based softening is used, such as, for example, in US Pat WO 2004/007 347 (Trevira GmbH ) US 3,271,189 (Hofmann ) and in U.S. 3,454,422 (Mead et al. ) disclosed.
  • the object of the present invention is therefore to provide flame-retardant hollow fibers with a soft-grip finish which does not impair the flame-retardant properties of the hollow fibers.
  • the present invention therefore relates to flame-retardant modified fibers based on melt-spinnable fibers, characterized in that the fiber is a polyester hollow fiber provided with a silicone-free softening finish comprising at least one polyether and at least one fatty acid condensation product and the fibers have titer values in the range of 0 , 9 to 17 dtex
  • polyester materials are in principle all known types suitable for fiber production.
  • Such polyesters consist predominantly of building blocks derived from aromatic dicarboxylic acids and from aliphatic diols.
  • Common aromatic dicarboxylic acid building blocks are the divalent radicals of benzenedicarboxylic acids, in particular terephthalic acid and isophthalic acid.
  • Common diols have 2 to 4 carbon atoms, with the ethylene glycol being particularly suitable.
  • Particularly advantageous are fibers which consist of at least 85 mol% of polyethylene terephthalate. The remaining 15 mol% are made up of dicarboxylic acid units and glycol units which act as so-called modifying agents and allow the person skilled in the art to influence the physical and chemical properties of the filaments produced in a targeted manner.
  • dicarboxylic acid units are residues of isophthalic acid or of aliphatic dicarboxylic acids, such as glutaric acid, adipic acid and sebacic acid.
  • modifying diol radicals are those of relatively long-chain diols, for example of propanediol or butanediol, of di- or triethylene glycol, or, if present in a small amount, of polyglycol having a molecular weight of about 500 to 2,000.
  • PET polyethylene terephthalate
  • the flame retardant modification of the polyester fibers is achieved by using flame retardant modified polyesters.
  • flame-retardant modified polyesters are known. They contain additions of halogen compounds, in particular bromine compounds, or, what is particularly advantageous, they contain phosphorus compounds which are condensed in the polyester chain.
  • these condensed-in phosphorus-containing chain links are understood to be chain links which are arranged in the linear chain of the polymer molecule (longest chain), but also in any side chains and branches that may be present.
  • flame-retardant modified polyesters which contain condensed in the chain assemblies of the formula (I) wherein R is alkylene or polymethylene having 2 to 6 carbon atoms or phenyl and R 1 is alkyl having 1 to 6 carbon atoms, aryl or aralkyl.
  • R is ethylene and R 1 is methyl, ethyl, phenyl, or o-, m- or p-methylphenyl, in particular methyl.
  • Such polyesters are, for example, in the DE-A-39 40 713 described.
  • the polyesters used in the invention preferably have a molecular weight corresponding to an intrinsic viscosity (IV), measured in a solution of 1 g of polymer in 100 ml of dichloroacetic acid at 25 ° C, from 0.45 to 0.85.
  • IV intrinsic viscosity
  • the silicone-free softener finish of the present invention is a blend comprising at least one polyether and at least one fatty acid condensation product.
  • this mixture preferably has a mixing ratio (weight) of polyether: fatty acid condensation product of 10: 1 to 1: 1, in particular of 5: 1 to 2: 1, particularly preferably of 4: 1.
  • R 2 are straight-chain or branched alkyl groups, in particular ethyl (polyethylene glycol) or propyl groups (propylene glycol).
  • the end groups R 3 , R 4 are usually hydrogen, but may also be substituted by the same groups as mentioned above for R 3 , R 4 .
  • Preferred compounds of the formula (II) are nonionic polyethers. It is further preferred if the polyethers are miscible with water and have a pH in the range from 6 to 9, in particular from 7 to 8, particularly preferably from 7.5 as 10% solution (weight percent). It is further preferred if the dynamic viscosity of the polyethers (measured as 10% strength solution in water) at 20 ° C. (HTC51) is preferably between 50 and 80 mPas, in particular between 60 and 70 mPas, particularly preferred at 65 mPas ,
  • Such polyethers are commercially available, for example under the trade name Duron® FF 1751, a product of CHT R. Beitlich GmbH.
  • Fatty acid condensation products of the invention suitable for softening equipment are compounds of fatty acids having the general formula R 5 -COOH, where R 5 denotes straight-chain or branched, alkyl or alkenyl groups having 6 to 30 carbon atoms, preferably 6 to 26 carbon atoms, with aliphatic or aromatic, mono- or polyfunctional alcohols or amines.
  • Preferred fatty acid condensation products according to the invention are fatty acid condensation products, in particular cationic fatty acid condensation products, which are completely miscible with water and have a pH in the range from 1 to 6, preferably 2 to 5, particularly preferably 3, as 10% solution (weight percent) to 4, have.
  • Their dynamic viscosity (measured as 10% by weight solution in water) at 20 ° C. is preferably between 80 and 120 mPas, preferably between 90 and 110 mPas, particularly preferably about 100 mPas.
  • Duron® FF 1995 a product of CHT R. Beitlich GmbH.
  • a softening finish comprising (i) non-ionic polyethers whose pH (measured as 10% strength by weight solution in water at 20 ° C.) is between 7 and 8 and whose dynamic viscosity of the polyethers (measured as 10 wt .-% - solution in water at 20 ° C) is between 50 and 80 mPas and (ii) cationic fatty acid condensation products whose pH (measured as 10 wt .-% solution in water at 20 ° C) in the range of 2 to 5 and whose dynamic viscosity (measured as 10Gew .-% - solution in water) at 20 ° C between 80 and 120 mPas and wherein the mixing ratio (parts by weight) of nonionic polyether (i) to cationic fatty acid condensation product (ii ) Is 5: 1 to 2: 1.
  • Silicone-free means that silicon-containing material is contained as little as possible so that the flame retardant properties according to the invention are not impaired. This is the case for amounts of no more than about 10 ppm of silicone-containing material relative to the finished hollow fiber, preferably less than about 1 ppm, more preferably less than about 0.1 ppm.
  • the fibers may have round, oval and other suitable cross-sections or other shapes, such as dumbbell, kidney-shaped, triangular or tri- or multilobal cross sections.
  • Polyester hollow fibers with titres of 4 to 13 dtex are preferably used. If the polyester hollow fibers according to the invention are to be used as staple fibers, they have a cut length (staple length) of 1 to 150 mm, preferably 8 to 100 mm and particularly preferably 24 to 80 mm.
  • the polyester fibers consist of a ternary mixture and / or a mixture of fibers of different staple length.
  • polyester fibers according to the invention are used for textile applications or as filler fiber packing, texturing is advantageous, in particular crimping.
  • the degree of crimping is 2 crimps (crimps) per cm (Bg) or more, preferably 3 sheets per cm or more.
  • the number of sheets per cm must also be in a certain ratio to the so-called crimp K1.
  • K1 preferably has values of at least 15%, preferably at least 18%. Accordingly, the ratio of curling to number of sheets per cm is preferably in the range of 5 ⁇ K1 / Bg ⁇ 6 at a number of sheets per cm Bg of 3.0.
  • the stretching is carried out using the so-called Entk Hurselungskraft. This is used in preliminary tests with the help of a force-strain diagram determined tangent of each fiber.
  • the flame retardant fibers of the invention may additionally comprise other additives commonly used in the art. These include in particular antioxidants, stabilizers (eg UV stabilizers), matting agents (eg TiO 2 zinc sulfide or zinc oxide), pigments (eg TiO 2 ), additional flame retardants, antistatic agents, dyes, fillers (eg calcium carbonate), antimicrobial agents, bioactive agents, optical Brighteners, extenders and other processing aids to understand.
  • additives commonly used in the art. These include in particular antioxidants, stabilizers (eg UV stabilizers), matting agents (eg TiO 2 zinc sulfide or zinc oxide), pigments (eg TiO 2 ), additional flame retardants, antistatic agents, dyes, fillers (eg calcium carbonate), antimicrobial agents, bioactive agents, optical Brighteners, extenders and other processing aids to understand.
  • Such additives may be added to the polymer at any time during polymer preparation or applied to the fibers with the finish.
  • Fiber fabrication is accomplished by spinning polymers into filaments, optionally with lubricants, and then processing into fibers, drawing and crimping the fibers, and optionally applying an antistatic agent to the fibers.
  • the fibers are cut and then pressed into so-called flake bales and packaged.
  • Fabrication of the fibers is accomplished using conventional methods and equipment as are preferred in the art in the context of polyester fibers. For example, numerous methods of spinning in US 3,816,486 . U.S. 4,639,347 . GB 1 254 826 and JP 11-189938 described.
  • the spinning speed is preferably 800 meters per minute or more, and is typically 1600 meters per minute or less.
  • the spinning temperature is typically 255 ° C or more and 305 ° C or less. More preferably, spinning is carried out at about 280 ° C.
  • the spinneret is a conventional spinneret of the type used in conventional polyesters, with hole size, location and number depending on the desired fiber and spin line.
  • Quenching of the melt-spun polyester filaments in this manner may be carried out in a conventional manner using air or other fluids as described in the art (e.g., nitrogen). Cross-flow, radial, asymmetric or other cooling methods can be used. It is preferred to blow with air for quenching.
  • air or other fluids as described in the art (e.g., nitrogen).
  • Cross-flow, radial, asymmetric or other cooling methods can be used. It is preferred to blow with air for quenching.
  • the fiber filaments thus produced are first deposited in cans for further processing.
  • the melt-spun fiber filaments are taken up on a spinning-cable cylinder and subsequently a plurality of spinning-wire cylinders are assembled and a large tow is produced from the fiber-filaments.
  • the fiber tows can be drawn using conventional techniques, preferably at 10 to 110 m / min.
  • the draw ratios are preferably from 1.25 to 4, more preferably from 2.5 to 3.5, most preferably 3.2.
  • the temperature during the drawing is in the range of the glass transition temperature of the polyester cable to be stretched and is preferably 40 ° C. to 80 ° C. and is particularly preferably 69 ° C.
  • the aftertreatment is carried out at about 150 ° to 165 ° C to ensure good drying.
  • the stretching can be carried out optionally using a two-stage stretching process (see, for example, the US 3,816,486 ). Before and during drawing, one or more finishes may be applied using conventional techniques.
  • the silicone-free soft-grip equipment according to the invention is applied between the stretching and the crimping.
  • the application is carried out by conventional techniques, in particular by spraying or by means of an applicator roll.
  • the amount applied is between 0.4 and 0.5% of the fiber weight and is preferably 0.46%.
  • the cable is first heated to a temperature in the range of 60 ° to 100 ° C., preferably 70 ° to 85 ° C., particularly preferably about 83 ° C., and with a pressure of the cable entry rollers of 1.0 to 2, 0 bar, more preferably at about 1.5 bar, a pressure in the crimping chamber of 0.5 to 1.0 bar, particularly preferably 0.8 bar, with steam at between 1.0 and 2.0 kg / min., more preferably 1.5 kg / min., Treated.
  • the fibers are relaxed at 150 ° to 165 ° C in the oven and / or fixed.
  • the preparation does not need its own fixation step.
  • antistatic finish may be applied to the fibers after relaxation.
  • the fibers can be made pillar free.
  • the textured fibers are taken up, followed by cutting and possibly hardening and depositing in pressed bales as a flake.
  • the staple fibers of the present invention are preferably cut on a relaxation downstream mechanical cutter.
  • For the production of cable types can be dispensed with the cutting. These cable types are placed in uncut form in the bale and pressed.
  • Another object is the use of the fiber products according to the invention as fiber fillers or in textile fabrics.
  • fibrous fillers includes fillings for filled covers, e.g. Pillows, duvets, quilts and the like, as well as for mattresses and sleeping bags, insulation and upholstery, for example for furniture and in the automotive sector, as well as filters.
  • Inventive textile fabrics are, for example, clothing, the upper and lower webs of the above-mentioned covers, as well as mattress pads.
  • the spun goods are collected as a fiber cable via an inlet rake and fed by a first septet, consisting of seven rotating rollers, passed through a dip bath, where it is tempered and again provided with preparation.
  • the spun goods are transported by another septet.
  • the stretching takes place on the sixth or seventh roll of this septet or between this and a further septet running faster by the factor of stretching.
  • the fiber is crimped in a stuffer box, fixed in the oven or dried and optionally cut. Between drawing and crimping, the addition of a silicone-free softening equipment by spraying or by application roller.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Pulmonology (AREA)
  • Artificial Filaments (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Woven Fabrics (AREA)

Claims (23)

  1. Fibre modifiée ignifuge à base de polyester pouvant être filé à partir d'une masse fondue, caractérisée en ce que la fibre est une fibre creuse de polyester munie d'une poignée souple sans silicone comprenant au moins un polyéther et au moins un produit de condensation d'acide gras, les fibres présentant une valeur de titrage de l'ordre de 0,9 à 17 dtex.
  2. Fibre modifiée ignifuge selon la revendication 1, caractérisée en ce que la poignée souple comprend au moins un polyéther et au moins un produit de condensation d'acide gras et que le rapport de mélange (poids) de polyéther:produit de condensation d'acide gras est de 10:1 à 1:1.
  3. Fibre modifiée ignifuge selon les revendications 1 ou 2, caractérisée en ce que le polyéther comprend un ou plusieurs composés avec la formule générale
    Figure imgb0008
     Les résidus
    R3, R4 pouvant être similaires ou différents et étant sélectionnés parmi de l'hydrogène, des groupes alkyles ou alcényles à chaîne droite ou ramifiés, ainsi que des groupes aromatiques ou hétéroaromatiques,
    R2 pouvant être similaires ou différents et étant sélectionnés parmi de l'hydrogène, des groupes alkyles ou alcényles à chaîne droite ou ramifiés,
    ainsi que des groupes aromatiques ou hétéroaromatiques et sont au moins au nombre d'au moins 1, préférablement 2.
  4. Fibre modifiée ignifuge selon la revendication 3, caractérisée en ce que le polyéther est du polyéthylène glycol ou du propylène glycol.
  5. Fibre modifiée ignifuge selon les revendications 1 ou 2, caractérisée en ce que le produit de condensation comprend un ou plusieurs composés de condensation obtenus à partir d'acides gras avec la formule générale

            R5-COOH,

    R5 signifiant des groupes alkyles ou alcényles à chaîne droite ou ramifiés avec 6 à 30 atomes de carbone, préférablement 6 à 26,
    avec des alcools ou amines à fonction simple ou complexe aliphatiques ou aromatiques.
  6. Fibre modifiée ignifuge selon l'une des revendications 1 à 5, caractérisée en ce que la fibre est une fibre discontinue de polyesters.
  7. Fibre modifiée ignifuge selon l'une des revendications 1 à 6, caractérisée en ce que la fibre de polyester est surtout composée d'éléments constitutifs dérivés d'acides dicarboxyliques aromatiques et de diols aliphatiques.
  8. Fibre modifiée ignifuge selon la revendication 7, caractérisée en ce que les acides dicarboxyliques aromatiques sont des résidus bivalents d'acides benzènecarboxyliques, plus particulièrement des résidus de l'acide téréphtalique et de l'acide isophtalique.
  9. Fibre modifiée ignifuge selon la revendication 8, caractérisée en ce que les fibres sont composés à au moins 85 % mol de polytéréphtalate d'éthylène.
  10. Fibre modifiée ignifuge selon l'une des revendications 7 à 9, caractérisée en ce que les diols aliphatiques sont des diols aliphatiques avec 2 à 4 atomes de carbone, plus particulièrement de l'éthylène glycol.
  11. Fibre modifiée ignifuge selon les revendications 1 à 10, caractérisée en ce que l'ignifugation à la base du polyester est obtenue par l'ajout de composés halogènes, plus particulièrement de composés de brome, ou de composés phosphoreux condensés dans la chaîne de polyester
  12. Fibre modifiée ignifuge selon la revendication 11, caractérisée en ce que le polyester modifié ignifuge contient des composants de la formule (I)
    Figure imgb0009
     Où R signifie des alkyles R ou du polyméthylène avec 2 ou 6 atomes de carbone ou du phényl et R1 de l'alkyl avec 1 ou 6 atomes de carbone, de l'aryle ou aralkyle,
  13. Fibre modifiée ignifuge selon la revendication 12, caractérisée en ce que les composants condensés dans la chaîne du polyester modifié ignifuge peuvent être ordonnés dans la chaîne droite de la molécule de polymère (la chaîne la plus longue), mais également dans les chaînes latérales et ramifications, s'il y a lieu.
  14. Fibre modifiée ignifuge selon l'une des revendications 1 à 13, caractérisée en ce que la fibre est texturée.
  15. Fibre modifiée ignifuge selon la revendication 14, caractérisée en ce que la fibre est frisée, préférablement frisée par compression.
  16. Fibre modifiée ignifuge selon la revendication 15, caractérisée en ce que le frisage K1 est d'au moins 15 %, préférablement 18 %.
  17. Fibre modifiée ignifuge selon l'une des revendications 1 à 16, caractérisée en ce que les fibres ont une valeur de titrage de l'ordre de 4 à 13 dtex.
  18. Fibre modifiée ignifuge selon l'une des revendications 1 à 17, caractérisée en ce que les fibres sont constituées telles des fibres discontinues et présentent une longueur de fibre de 1 à 150 mm, préférablement de 8 à 100 mm, et idéalement de 24 à 80 mm.
  19. Matériel de remplissage de fibre contenue la fibre modifiée ignifuge selon les revendications 1 à 18.
  20. Enveloppes remplies avec le matériel de remplissage selon la revendication 19.
  21. Enveloppes de remplissage selon la revendication 20, les enveloppes remplies comprennent des oreillers, couettes et couvertures, matelas et sacs de couchages, matériau d'isolation et rembourrages, par exemple pour les meubles et dans l'industrie de l'automobile, ainsi que des filtres.
  22. Structures textile superficielle, comprenant les fibres modifiées ignifuges selon les revendications 1 à 18.
  23. Structure textile superficielle selon la revendication 22, les surfaces textiles présentant préférablement les films supérieurs et inférieurs des enveloppes remplies selon les revendications 20 ou 21, ainsi que les vêtements et les surmatelas.
EP20080016820 2008-09-25 2008-09-25 Fibre creuse ignifuge avec un traitement adoucissant sans silicone à base de polyether et de produit de condensation d'acides gras Active EP2169110B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK08016820T DK2169110T3 (da) 2008-09-25 2008-09-25 Flammehæmmende hule fibre udstyret med silikonefrit blødt greb omfattende en polyether og et fedtsyrekondensationsprodukt
PL08016820T PL2169110T3 (pl) 2008-09-25 2008-09-25 Lumenizowane włókna niepodtrzymujące palenia, z apreturą nadającą miękki chwyt nie zawierającą silikonów obejmującą polieter i produkt kondensacji kwasów tłuszczowych
EP20080016820 EP2169110B1 (fr) 2008-09-25 2008-09-25 Fibre creuse ignifuge avec un traitement adoucissant sans silicone à base de polyether et de produit de condensation d'acides gras
PCT/EP2009/006852 WO2010034471A1 (fr) 2008-09-25 2009-09-23 Fibre creuse ignifuge dotée d'un apprêt souple au toucher mais dépourvu de silicone
US13/120,434 US20110274869A1 (en) 2008-09-25 2009-09-23 Flame-retardant hollow fiber with silicone-free soft-touch finish
JP2011528237A JP5450631B2 (ja) 2008-09-25 2009-09-23 シリコーンフリー柔軟感触仕上げを有する難燃性中空繊維

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EP20080016820 EP2169110B1 (fr) 2008-09-25 2008-09-25 Fibre creuse ignifuge avec un traitement adoucissant sans silicone à base de polyether et de produit de condensation d'acides gras

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EP2169110A1 EP2169110A1 (fr) 2010-03-31
EP2169110B1 true EP2169110B1 (fr) 2013-06-05

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EP (1) EP2169110B1 (fr)
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WO (1) WO2010034471A1 (fr)

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JP2012503720A (ja) 2012-02-09
US20110274869A1 (en) 2011-11-10
WO2010034471A1 (fr) 2010-04-01
PL2169110T3 (pl) 2013-11-29
DK2169110T3 (da) 2013-09-08
EP2169110A1 (fr) 2010-03-31

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