EP2735644B1 - A method of processing synthetic fibers, synthetic fibers, a method of spinning synthetic fibers and spun yarn - Google Patents

A method of processing synthetic fibers, synthetic fibers, a method of spinning synthetic fibers and spun yarn Download PDF

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Publication number
EP2735644B1
EP2735644B1 EP13194225.2A EP13194225A EP2735644B1 EP 2735644 B1 EP2735644 B1 EP 2735644B1 EP 13194225 A EP13194225 A EP 13194225A EP 2735644 B1 EP2735644 B1 EP 2735644B1
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Prior art keywords
synthetic fibers
spinning
processing
speed
processing agent
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German (de)
English (en)
French (fr)
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EP2735644A1 (en
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Kuniyasu Inagaki
Hirozumi Takeuchi
Toshiki Ichikawa
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Takemoto Oil and Fat Co Ltd
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Takemoto Oil and Fat Co Ltd
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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
    • 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
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
    • 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
    • D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
    • 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
    • D06M13/244—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 sulfur or phosphorus
    • D06M13/282—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 sulfur or phosphorus with compounds containing phosphorus
    • D06M13/292—Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • 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
    • 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
    • D06M2200/40—Reduced friction resistance, lubricant properties; Sizing compositions

Definitions

  • the present invention relates to a method of processing synthetic fibers; to synthetic fibers; to a method of spinning synthetic fibers; and to spun yarn.
  • higher-speed spinning such as high-speed ring spinning, high-speed rotor-type open-end spinning, and whirling air spinning has been taking place in the spinning of synthetic fibers so that the production cost is reduced and productivity is improved.
  • the increased spinning speed increases the amount of fiber passing through the spinning machine per unit time, increasing scum accumulation on components of the spinning machine and shortening the cleaning interval, thereby possibly causing the operational performance to deteriorate.
  • the present invention relates to a method of processing synthetic fibers in which scum accumulation on components of the spinning machine through which the synthetic fibers make contact and pass in high-speed spinning of the synthetic fibers can be suppressed, thereby giving excellent high-speed spinning capability to the synthetic fibers; to synthetic fibers obtained with said method of processing; to a method of spinning said synthetic fibers; and to spun yarn obtained with said method of spinning.
  • processing agents containing alkyl phosphate potassium salts have been used for the spinning of synthetic fibers.
  • the following processing agents are known : 1) two-component families with an alkyl phosphate potassium salt and a phosphate of an alkylaminoether-type nonionic surfactant (refer to Japanese Patent Publication Tokkaisho 60-224867 for example), 2) three-component families with an alkyl phosphate potassium salt, a phosphate of alkylaminoether-type nonionic surfactant, and a high molecular weight polyoxyethylene compound (refer to Japanese Patent Publication Tokkaisho 57-158297 for example), 3) two-component families with an alkyl phosphate potassium salt and a high molecular weight polyoxyethylene compound (refer to Japanese Patent Publication Tokkaihei 3-174067 for example), and 4) three-component families with an alkyl phosphate potassium salt, a paraffin wax emulsifier, and a cationic surfactant (re
  • EP 0557024 , US 4938832 and US 4846336 all describe synthetic fiber processing methods.
  • the problem to be solved by the present invention is to provide: a method of processing synthetic fibers in which scum accumulation in high-speed spinning of the synthetic fibers can be fully suppressed and high-speed spinning capability can be given to the synthetic fibers; synthetic fibers obtained with said method of processing; a method of spinning said synthetic fibers; and spun yarn obtained with said method of spinning.
  • the inventors have found as a result of studies to solve said problem that the addition of a processing agent containing an organophosphate metal salt in a specific process in the upstream, and the addition of a processing agent containing a lubricant in a specific process in the midstream, are beneficial and favorable for the high-speed spinning of synthetic fibers.
  • the present invention relates to a method as defined in claim 1 of processing synthetic fibers in which a processing agent containing an organophosphate metal salt is added to the synthetic fibers in a process between spinning and crimping, and a processing agent containing a lubricant is added in a process after crimping up to carding.
  • this invention relates to synthetic fibers obtained with this method of processing; to a method of spinning said synthetic fibers; and to spun yarn obtained with said method of spinning.
  • processing method of the present invention involves the addition of a processing agent containing an organophosphate metal salt to the synthetic fibers in a process between spinning and crimping, and the addition of a processing agent containing a lubricant in a process after crimping up to carding, in the high-speed spinning of the synthetic fibers.
  • High-speed spinning of synthetic fibers is generally divided into two groups of processes: an earlier group of processes related to the production of synthetic fibers, and another later group of processes related to the production of spun yarn.
  • the earlier group of processes related to the production of synthetic fibers includes processes such as spinning, drawing, heat treatment, finishing, crimping, drying, cutting and packaging
  • the later group of processes related to the production of spun yarn includes opening, carding, draw frame, and high-speed spinning (high-speed ring spinning, high-speed rotor-type open-end spinning, whirling air spinning, etc.) and, in the case of high-speed ring spinning as the method of high-speed spinning, the roving process immediately before high-speed spinning is included together with the winding process immediately after.
  • the processing method of the present invention involves adding a processing agent, which contains an organophosphate metal salt, to the synthetic fibers in a process between said spinning and said crimping, and it involves adding a processing agent, which contains a lubricant, in a process after said crimping up to carding, in high-speed spinning of the synthetic fibers consisting of said two groups of processes.
  • the processing agent containing the said organophosphate metal salt the following processing agent A is used.
  • Processing agent A a processing agent containing 40 to 80 mass% of an organophosphate metal salt and 20 to 60 mass% of a nonionic surfactant (total 100 mass%).
  • organophosphate salt in processing agent A are included: 1) alkylphosphate salts containing an alkyl group of carbon number 4-22, and 2) polyoxyalkylene alkyl ether phosphate salts having an alkyl group of carbon number 4-22 and containing a polyoxyalkylene group consisting of one to five oxyalkylene units.
  • alkylphosphate salts having an alkyl group of carbon number 4-22 are included: a butylphosphate salt, a pentylphosphate salt, a hexylphosphate salt, an octylphosphate salt, an isooctylphosphate salt, a 2-ethylhexylphosphate salt, a decylphosphate salt, a laurylphosphate salt, a tridecylphosphate salt, a myristylphosphate salt, a cetylphosphate salt, a stearylphosphate salt, an eicosylphosphate salt and a behenyl phosphate salt.
  • alkylphosphate salts a monoester alone, a diester alone, or a mixture of a monoester and a diester are possible.
  • diester a diester having identical alkyl groups (a symmetric diester) and a diester having different alkyl groups (an asymmetric diester).
  • the alkylphosphate salts described above are produced from an alkyl phosphoric acid and a base, where as the base are included: an alkali metal hydroxide, an organic amine compound, an ammonium compound, etc.
  • polyoxyalkylene alkyl ether phosphate salts having an alkyl group of carbon number 4-22 and containing of one to five oxyalkylene units are included: a polyoxyalkylene butyl ether phosphate salt, a polyoxyalkylene hexyl ether phosphate salt, a polyoxyalkylene octyl ether phosphate salt, a polyoxyalkylene 2-ethylhexyl ether phosphate salt, a polyoxyalkylene decyl ether phosphate salt, a polyoxyalkylene lauryl ether phosphate salt, a polyoxyalkylene tridecyl ether phosphate salt, a polyoxyalkylene myristyl ether phosphate salt, a polyoxyalkylene cetyl ether phosphate salt, a polyoxyalkylene stearyl ether phosphate salt, a polyoxyalkylene behenyl ether phosphate salt, etc.
  • polyoxyalkylene alkyl ether phosphate salts as the polyoxyalkylene group are included a polyoxyethylene group, a polyoxypropylene group, a polyoxyethylene oxypropylene group, etc.
  • a monoester alone, a diester alone, or a mixture of a monoester and a diester are possible.
  • the diester are included: a diester having identical alkyl groups (a symmetric diester) and a diester having different alkyl groups (an asymmetric diester).
  • polyoxyalkylene alkyl ether phosphate salts described above are produced from a polyoxyalkylene alkyl ether phosphoric acid and a base, and as the base are included: an alkali metal hydroxide, an organic amine compound, an ammonium compound, etc.
  • nonionic surfactant in processing agent A are included: 1) a polyoxyalkylene alkyl (or alkenyl) ether obtained through the addition of an alkyleneoxide to a saturated or unsaturated aliphatic monohydric alcohol of carbon number 8-18 such as 2-ethylhexyl alcohol, lauryl alcohol, myristyl alcohol, cetyl alcohol, stearyl alcohol and oleyl alcohol, 2) a fatty acid ester of a polyalkylene glycol obtained through the esterification of a saturated or unsaturated fatty acid of carbon number 8-18 such as caprylic acid, lauric acid, myristic acid, palmitic acid, stearic acid, oleic acid, linolic acid, erucic acid and recinoleic acid with a polyalkylene glycol, 3) a polyoxyalkylene derivative of a polyhydric alcohol fatty acid ester obtained through the addition of an alkyleneoxide to a polyhydric alcohol fatty acid ester
  • the polyoxyalkylene group contains between 2 and 150 oxyalkylene groups.
  • the oxyalkylene groups should either be oxyethylene groups only or a mixture of oxyethylene groups and oxypropylene groups.
  • Processing agent B specified below is used for the processing agent containing lubricant that is added in a process immediately after crimping up to carding.
  • Processing agent B a processing agent containing 20 to 90 mass% of the following lubricant and 10 to 80 mass% of the following dispersing agent (total 100 mass%).
  • Dispersing agent one, two or more chosen from fatty acids, polyhydric alcohols, aliphatic monohydric alcohols of carbon number 8-22, and surfactants.
  • the hydrocarbon that may be used in the lubricant of processing agent B is a hydrocarbon having a melting point of 70°C or below.
  • mineral oil family hydrocarbons such as liquid paraffin, petroleum jelly (Vaseline [RTM]) and paraffin wax
  • animal oil family hydrocarbons such as squalene, squalane and pristane.
  • a mineral oil family hydrocarbon having a kinematic viscosity at 25°C of 3 x 10 -6 to 3 x 10 -5 m 2 /s is preferable as the said hydrocarbon.
  • the fatty acid ester that may be used in the lubricant of processing agent B is a fatty acid ester having a melting point of 70°C or below.
  • the said fatty acid ester are included: 1) esters of an aliphatic monohydric alcohol reacted with an aliphatic monocarboxylic acid such as methyl oleate, butyl stearate, octyl stearate, oleyl laurate, isotridecyl stearate, stearyl stearate, 2) esters of an aliphatic polyhydric alcohol reacted with aliphatic monocarboxylic acids such as 1,6-hexanediol didecanoate and trimethylolpropane monooleate monolaurate, 3) esters of aliphatic monohydric alcohols reacted with an aliphatic polycarboxylic acid such as dilauryl adipate and dioleyl azelate, etc., among which
  • fatty acid used for the dispersing agent in processing agent B are included: 1) saturated fatty acids such as lauric acid, myristic acid and behenic acid, 2) unsaturated fatty acids such as palmitoleic acid, oleic acid, linolic acid and linolenic acid, 3) branched chain fatty acids such as isostearic acid, and 4) hydroxycarboxylic acids such as 12-hydroxystearic acid.
  • polyhydric alcohol used for the dispersing agent in processing agent B are included: ethylene glycol, glycerol, pentaerythritol, trimethylolpropane, sorbitol, etc.
  • aliphatic monohydric alcohol of carbon number 8-22 used for the dispersing agent in processing agent B are included: octanol, decanol, dodecyl alcohol, tetradecyl alcohol, hexadecyl alcohol, octadecenyl alcohol, eicosanol, docosanol, etc.
  • nonionic surfactants As the surfactant used for the dispersing agent in processing agent B are included: nonionic surfactants, anionic surfactants and cationic surfactants. As the said nonionic surfactant are included those specified above for the nonionic surfactant in processing agent A.
  • anionic surfactant fatty acid salts, organic sulfonates, organic sulphates, and organic phosphates.
  • fatty acid salts included in the anionic surfactant are included: 1) an alkali metal salt of a fatty acid of carbon number 6-22, 2) an amine salt of a fatty acid of carbon number 6-22, etc.
  • said fatty acid of carbon number 6-22 are included: caproic acid, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, behenic acid, oleic acid, erucic acid, linolic acid, dodecenylsuccinic acid, etc.
  • Alkali metals that can constitute the said alkali metal salt of a fatty acid include sodium, potassium, lithium, etc.
  • Amines that can constitute the said amine salt of a fatty acid include: 1) aliphatic amines such as methyl amine, dimethyl amine, trimethyl amine, ethyl amine, diethyl amine, triethyl amine, butyl amine, dibutyl amine, tributyl amine and octyl amine, 2) aromatic amines or heterocyclic amines such as aniline, pyridine, morpholine, piperazine, or a derivative of these, 3) alkanolamines such as monoethanol amine, diethanol amine, triethanol amine, isopropanol amine, diisopropanol amine, triisopropanol amine, butyl diethanol amine, octyl diethanol amine and lauryl diethanol amine, 4) ammonia, etc.
  • organic sulfonates contained in the anionic surfactant are included: 1) alkali metal salts of alkyl sulfonic acids such as sodium decylsulfonate, sodium dodecylsulfonate, lithium tetradecylsulfonate, and potassium tetradecylsulfonate, 2) alkali metal salts of alkylaryl sulfonic acids such as sodium butyl benzene sulfonate, sodium dodecyl benzene sulfonate, potassium octadecylbenzene sulfonate, and sodium dibutyl naphthalene sulfonate, 3) alkali metal salts of sulfonic acid esters such as dioctyl sodium sulfosuccinate, dibutyl sodium sulfosuccinate, sodium dodecyl sulfoacetate, and potassium nonylphenoxypolyethylene
  • organic sulphates contained in the anionic surfactant are included: 1) alkyl sulfate metal salts such as sodium decylsulfate, sodium dodecylsulfate, lithium tetradecylsulfate, and potassium hexadecylsulfate, 2) alkali metal salts of sulfated natural fats and oils such as sulfated tallow oil and sulfated castor oil, etc.
  • organophosphate salts contained in the anionic surfactant are included those previously mentioned for the organophosphate metal salt in processing agent A.
  • cationic surfactant compounds containing a cationic quaternary ammonium group and compounds containing a cationic imidazolium group.
  • the compounds containing a cationic quaternary ammonium group included in the cationic surfactant include: N , N -dimethyl- N- octadecyl- N -ethylammonium ethylsulfate, N , N- dimethyl- N -octadecyl- N- ethylammonium methylsulfate, N,N,N trimethyl- N -hexadecylammonium methylsulfate, N,N,N trimethyl- N -octadecylammonium methylphosphate, N -(docosanoyl aminotrimethylene)- N , N -dimethyl- N -ethylammonium ethylsul
  • imidazolium cation-containing compound included in the cationic surfactant are included: 1-ethyl-2-(pentadecyl)-4,5-dihydro-1-(2-aminoethyl)-1 H -imidazolium ethyl sulfate, 1-ethyl-2-(heptadecyl)-4,5-dihydro-1-(2-aminoethyl)-1 H -imidazolium ethyl sulfate, 1-ethyl-2-(heptadecenyl)-4,5-dihydro-1-(2-aminoethyl)-1 H -imidazolium ethyl sulfate, 1-ethyl-2-(heptadecenyl)-4,5-dihydro-1-(2-hydroxyethyl)-1 H -imidazolium ethyl sulfate, etc.
  • the processing method of the present invention comprises applying the processing agent A described above to the synthetic fibers in a process between spinning and crimping, and applying the processing agent B described above in a process immediately after crimping up to carding. If the processing agent B is applied during the crimping process or in an earlier process, crimping faults are likely to be caused, substantially deteriorating the process handleability. It is therefore preferable to apply the processing agent B in a process immediately after crimping up to cutting and packaging or in the opening process.
  • processing agent application method can be an immersion oiling method, a spraying oiling method, a roller oiling method, or a guide oiling method which makes use of a metering pump, a spraying oiling method or a roller oiling method is preferable.
  • the said processing agent A is applied in 0.10 to 0.20 mass% on the synthetic fibers. It is preferable to apply the said processing agent B in 0.01 to 0.20 mass% on the crimped synthetic fibers, while it is more preferable to apply it in 0.02 to 0.10 mass%.
  • polyester family fibers including ethylene terephthalate as a chief material
  • acrylic fibers such as polyacrylonitrile and modacrylic fiber
  • polyolefin family fibers such as polyethylene and polypropylene
  • polyamide family fibers such as aliphatic polyamide and aromatic polyamide, while good effects are obtained with polyester family fibers.
  • synthetic fibers related to the present invention are those obtained with said processing method of the present invention.
  • the method of spinning related to the present invention is the method of supplying the synthetic fibers of the present invention to a high-speed spinning machine.
  • the high-speed spinning machine are included: a high-speed ring spinning machine, a high-speed rotor-type open-end spinning machine, a whirling air spinning machine, etc.
  • the spinning method of the present invention it is preferable to spin at a spinning speed of 25 to 35 m/min. with high-speed ring spinning machines, or it is preferable to spin at a spinning speed of 100 to 160 m/min.
  • the whirling air spinning machine spins yarn in a whirling flow of compressed air and the mechanism itself is publicly known, such as that used in trade name VORTEX (registered trade mark) made by MURATA MACHINERY, LTD.
  • spun yarn related to the present invention (hereinafter referred to as “spun yarn of the present invention") is that obtained with said spinning method of the present invention.
  • a processed polyester staple fiber was obtained in a manner similar to example 1.
  • the type and composition of the processing agents containing an organophosphate metal salt that were used are summarized in Table 1, and the constituents, type and composition of the processing agents containing a lubricant are summarized in Tables 2 to 6. Further, the type and amount of the processing agent applied before crimping, and the type and amount of the processing agent applied after crimping are summarized in Table 7.
  • 10kg of processed polyester staple fiber obtained in test division 1 was supplied to a flat card (made by Howa Machinery, Ltd.) to obtain a card sliver.
  • the obtained card sliver was supplied to a PDF type drawing machine (made by ISHIKAWA SEISAKSHO, LTD.) and a roving frame (made by TOYOTA INDUSTRIES CORPORATION) to obtain a roving yarn.
  • the obtained roving yarn was fed to a high-speed ring spinning machine (made by TOYOTA INDUSTRIES CORPORATION) to operate at a spindle rotation number of 12000 to 27000 rpm, a twisting number of 775 turns per meter, a supplied raw yarn of 0.59 g/m, and a total draft of 40 times for two hours with 50 spindles.
  • the spindle rotation number was adjusted so that the spinning speed became 15 m/min., 25 m/min. or 35 m/min., and scum accumulation on the antinode was evaluated according to the following criterion. The results are summarized in Table 7.
  • this invention makes it possible to obtain synthetic fibers having normal crimping characteristics and suppress scum generation in high-speed spinning methods such as high-speed ring spinning, high-speed rotor-type open-end spinning and whirling air spinning, meeting the recent requirements toward higher spinning speeds.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Preliminary Treatment Of Fibers (AREA)
EP13194225.2A 2012-11-26 2013-11-25 A method of processing synthetic fibers, synthetic fibers, a method of spinning synthetic fibers and spun yarn Active EP2735644B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012257538A JP5213288B1 (ja) 2012-11-26 2012-11-26 合成繊維の処理方法、合成繊維、合成繊維の精紡方法及び紡績糸

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EP2735644A1 EP2735644A1 (en) 2014-05-28
EP2735644B1 true EP2735644B1 (en) 2017-01-04

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EP (1) EP2735644B1 (zh)
JP (1) JP5213288B1 (zh)
CN (1) CN103835128B (zh)
IN (1) IN2013MU03438A (zh)

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EP2735644A1 (en) 2014-05-28
CN103835128A (zh) 2014-06-04
JP2014105396A (ja) 2014-06-09
IN2013MU03438A (zh) 2015-07-10
CN103835128B (zh) 2019-04-02
JP5213288B1 (ja) 2013-06-19

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