WO2016085189A1 - Fibre élastomère de polyuréthane-urée usinable à basse température - Google Patents

Fibre élastomère de polyuréthane-urée usinable à basse température Download PDF

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Publication number
WO2016085189A1
WO2016085189A1 PCT/KR2015/012403 KR2015012403W WO2016085189A1 WO 2016085189 A1 WO2016085189 A1 WO 2016085189A1 KR 2015012403 W KR2015012403 W KR 2015012403W WO 2016085189 A1 WO2016085189 A1 WO 2016085189A1
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Prior art keywords
diisocyanate
chain extender
elastic yarn
polyurethane urea
polyurethane
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PCT/KR2015/012403
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English (en)
Korean (ko)
Inventor
정호영
강연수
Original Assignee
주식회사 효성
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Priority to CN201580063651.8A priority Critical patent/CN107002299A/zh
Publication of WO2016085189A1 publication Critical patent/WO2016085189A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
    • 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
    • D01D5/04—Dry spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/72—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyureas
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D—TEXTILES; PAPER
    • 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

Definitions

  • the present invention relates to a low temperature processable polyurethaneurea elastic yarn.
  • Polyurethane urea is a first polymerization reaction in which a prepolymer having an isocyanate group at both ends of a polyol is reacted with a polyol which is a high molecular weight diol compound and an excess of a diisocyanate compound, and the prepolymer is dissolved in a suitable solvent. After reacting by adding a diamine-based or diol-based chain extender, and a chain terminator such as monoalcohol or monoamine, the solution is made of a spinning solution of polyurethaneurea fibers and then subjected to dry and wet spinning. By polyurethaneurea elastic fibers.
  • Polyurethane urea fibers manufactured in this way have been fabricated with polyamide fibers, polyester fibers, and natural fibers because of their inherent characteristics of high elasticity, and are being actively used in various garment fields such as correction underwear and sports clothing. As expansion continues, new additional properties continue to be required for existing fibers.
  • polyurethane urea fiber has a problem that the thermal embrittlement of the other companies, such as nylon, cotton, silk, wool, heat-sensitive in the post-processing performed after knitting due to the high heat setting temperature.
  • polyurethaneurea fibers that can be set at low temperatures in order to avoid these problems and improve the shape of the fabric.
  • Patent Document 1 Conventional techniques for low temperature setting of polyurethaneurea fibers will be understood by exemplifying Patent Document 1 below. Thereby, all the content of patent document 1 is cited as a prior art on this specification.
  • Patent document 1 discloses a spandex made of a mixture of 23 to 55 mol% of 2,4'-diphenylmethane diisocyanate and 4,4'-diphenylmethane diisocyanate, polyether glycol and a chain extender, but 2
  • the content of, 4'-diphenylmethane diisocyanate is greatly increased to 23 to 55 mol%, the heat setability of the polyurethane urea elastic yarn is improved, but the modulus and elastic recovery rate are greatly decreased, and the yarn uniformity is insufficient, It is disadvantageous.
  • Patent Document 1 US Pat. No. 6,472,494
  • the present invention has been made to solve the above problems of the prior art,
  • the polyol and the diisocyanate are first polymerized to form a prepolymer
  • the first chain extender is one or more selected from aromatic, aliphatic, and alicyclic amines,
  • the second chain extender provides a polyurethane urea elastic yarn, characterized in that at least one selected from aromatic, aliphatic, and low molecular weight diol.
  • the diisocyanate is 4,4'-diphenylmethane diisocyanate, 1,5'-naphthalene diisocyanate, 1,4'-phenylene diisocyanate, hexamethylene diisocyanate, 1,4'-cyclo It provides a polyurethane urea elastic yarn, characterized in that one kind selected from the group consisting of hexane diisocyanate, 4,4'-dicyclohexyl methane diisocyanate, isophorone diisocyanate.
  • the polyol provides a polyurethane urea elastic yarn, characterized in that at least one selected from polytetramethylene ether glycol, polypropylene glycol, polycarbonate diol.
  • the first chain extender is ethylenediamine, 1,2-diaminopropane, 1,3-diaminopropane, 1,4-diaminobutane, 2,3-diaminobutane, 1, It provides a polyurethane urea elastic yarn characterized in that at least one member selected from the group consisting of 5-diaminopentane, 1,6-hexamethylenediamine and 1,4-cyclochlorodiamine.
  • the second chain extender is ethylene glycol, 1,2- and 1,3-propanediol, 1,4-butanediol, 2,2,4-trimethylpentane-1,5-diol, 1 Aliphatic glycols such as, 6-hexanediol, 1,8-octanediol and the like; It provides a polyurethane urea elastic yarn characterized in that at least one selected from the group consisting of diethylene glycol, triethylene glycol, dipropylene glycol, tripropylene glycol, polyoxyethylene diol, polyoxypropylene diol.
  • the present invention also provides a polyurethane elastic fiber blend knitted fabric woven with the polyurethaneurea elastic yarn of the present invention.
  • Polyurethane urea elastic yarn of the present invention the yarn uniformity and workability is improved and the heat setability is improved, the thermal setting at a low temperature to perform the thermal embrittlement of the partner does not occur to improve the touch (touch) of the fabric It can prevent the curling of the processed paper after heat setting.
  • the polyol and the diisocyanate are first polymerized to form a prepolymer
  • the first chain extender is one or more selected from aromatic, aliphatic, and alicyclic amines,
  • the second chain extender is a polyurethane urea elastic yarn, characterized in that at least one selected from aromatic, aliphatic, and low molecular weight diols.
  • the segmented polyurethaneurea used in the preparation of the elastic yarn of the present invention is prepared by reacting an organic diisocyanate with a polymer diol to prepare a prepolymer, dissolving it in an organic solvent and then reacting with a diamine and a monoamine.
  • diisocyanate used in the production of the polyurethaneurea elastic yarn used in the present invention include 4,4'-diphenylmethane diisocyanate, 2,4'-diphenylmethane diisocyanate, 1,5'-naphthalene diisocyanate , 1,4'-phenylene diisocyanate, hexamethylene diisocyanate, 1,4'-cyclohexane diisocyanate, 4,4'-dicyclohexyl methane diisocyanate, isophorone diisocyanate, and the like.
  • 4'-diphenylmethane diisocyanate can be used individually or in mixture of 2 or more types of diisocyanate.
  • polymer diol may be exemplified as one kind or a mixture of two or more kinds thereof in polytetramethylene ether glycol, polypropylene glycol, polycarbonate diol and the like.
  • Diamines or low molecular weight diols may be used as the chain extender.
  • examples of the diamines include ethylenediamine, 1, 2-diaminopropane, 1, 3-diaminopropane, 1,4-diaminobutane, 2,3-diaminobutane, 1,5-diaminopentane, 1 1 type, or a mixture of 2 or more types thereof, such as 6-hexamethylenediamine and 1, 4- cyclohexanediamine, can be illustrated.
  • an amine having a monofunctional group for example, diethylamine, monoethanolamine, dimethylamine, or the like may be used.
  • the low molecular weight diol component should have a molecular weight of less than 750 Da. Preferably this molecular weight is 500 Da or less, more preferably 200 Da or less.
  • Such low molecular weight components may be monomers, ie alkylene glycols, or oligomers, ie polyoxyethylene glycols or polyoxypropylene glycols.
  • low molecular weight glycol ethers are used, such as diethylene glycol or tritropylene glycol.
  • suitable low molecular weight components include ethylene glycol, 1,2- and 1,3-propanediol, 1,4-butanediol, 2,2,4-trimethylpentane-1,5-diol, 1,6-hexanediol, Aliphatic glycols such as 1,8-octanediol and the like; Aliphatic ethers such as diethylene glycol, triethylene glycol, dipropylene glycol, tripropylene glycol, and the like; Such as polyoxyethylene diols, polyoxypropylene diols, and block and irregular polyoxyethylene / polyoxypropylene diols having a molecular weight of 750 Da or less, preferably 500 Da or less, more preferably about 200 Da or less. Oligomeric polyoxyalkylenes. One or more low molecular weight diols may be used.
  • the steric hindrance phenol compound in order to prevent discoloration and deterioration of the physical properties of the polyurethane urea due to ultraviolet rays, atmospheric smog, heat treatment process associated with spandex processing, etc.
  • the steric hindrance phenol compound in order to prevent discoloration and deterioration of the physical properties of the polyurethane urea due to ultraviolet rays, atmospheric smog, heat treatment process associated with spandex processing, etc.
  • Type compound, a benzo triazole type compound, a polymeric tertiary amine stabilizer, etc. can be added combining them suitably.
  • the polyurethaneurea elastic yarn of the present invention may include additives such as titanium dioxide, magnesium stearate, and the like in addition to the above components.
  • the chain extender in the present invention is characterized by producing a polyurethane urea elastomer produced by using a mixture of the first chain extender and the second chain extender.
  • the first chain extender of the present invention may use one or more diamines as diamines such as ethylenediamine or 1,3propanediamine, and the second chain extender may be used in combination with one or more diethylene glycols or trifluoroethylene glycols.
  • diamines such as ethylenediamine or 1,3propanediamine
  • the second chain extender may be used in combination with one or more diethylene glycols or trifluoroethylene glycols.
  • the same low molecular weight glycol ether is used.
  • the NCO% measurement method of the polyurethaneurea polymer, the heat setability of the yarn, and the edge curl of the fabric were measured as follows.
  • NCO% [100 * 2 * NCO chemical yield * (capping ratio-1)] / ⁇ (diisocyanate molecular weight * capping ratio) + high molecular weight diol molecular weight ⁇
  • the capping ratio is the diisocyanate molar ratio / high molecular weight diol molar ratio.
  • the initial yarn (L0) was 100% elongated (L1) while exposed to the atmosphere, followed by dry heat treatment at 150 ° C. for 1 minute, cooling to room temperature, and then measuring the length (L2) of the yarn.
  • Dry heat-treated yarn was moist heat treated at 100 ° C. for 30 minutes in a relaxed state and dried at room temperature to measure the length (L3) of the yarn, and the dry heat setability and heat set efficiency (HSE) of the yarn was calculated according to the following equation. It was.
  • Dry Heat Setability (%) ⁇ (L2-L0) / (L1-L0) ⁇ X 100
  • HSE (%) ⁇ (L3-L0) / (L1-L0) ⁇ X 100
  • the elastic knitted fabric and nylon yarn were manufactured using a circular knitting machine having a diameter of 32 inches, a 28 gauge, and a 96 feeder. This circular knitted fabric was knitted using 40 denier of nylon yarn and 20 denier of elastic yarn prepared above, and the content of the elastic yarn was 10% of the total weight of the knitted fabric.
  • the circular knitting fabric made of interwoven and knitted nylon / polyurethane urea elastic yarn is treated with pre-setting, dyeing, and final-setting to display an equilateral triangle with a length of 5 cm and then cut two sides.
  • An appropriate amount of water was sprayed onto the fabric and then dried. After drying, it was calculated as the ratio of the area rolled up from the measurement fabric and the area of the initial equilateral triangle.
  • Curling% (area of curled triangle / area of original equilateral triangle) X 100
  • Pre-setting circular knitted fabrics manufactured in circular knitting machines having a diameter of 32 inches, 28 gauges, and 96 feeders of gold yarn using nylon 40 denier and elastic 20 denier manufactured as described above.
  • the presetting temperatures were treated at 130, 150, 170 and 190 degrees, respectively.
  • the heat dissipation of the fabric after the heat treatment process was disassembled and the degree of heat fusion between elastic yarn-elastic yarn and elastic yarn and NY yarn was visually evaluated.
  • the degree of heat fusion was expressed as follows. If the yarns do not fall because they are completely glued, " ⁇ " is glued and fixed to some extent, but if they are peeled off forcibly, if the space falls, " ⁇ ", the space is not fixed to each other. It judged that it was not in this state, and described with "x”.
  • a capping ratio (CR) was 1.61, and a primary polymer was prepared by mixing 4,4'-diphenylmethane diisocyanate with polytetramethylene ether glycol having a molecular weight of 1800. Ethylenediamine was used as the first chain extender, ethylene glycol was used as the second chain extender, and diethylamine was used as the chain terminator. The ratio of the first chain extender to the second chain extender was 7: 3, and the mixed solution of the first chain extender, the second chain extender, and the chain terminator used was prepared at a total concentration of 7 mol%. Dimethylacetamide was used as a solvent.
  • the spinning stock solution obtained as described above was prepared by polyurethane spinning yarn of 20 denier 1 filament at a speed of 700 m / min by dry spinning, and the physical properties thereof are shown in Table 1 below.
  • Example 2 In the same manner as in Example 1, a polyurethaneurea elastic yarn was manufactured by using a ratio of 1,3 propanediamine to ethylene glycol as a second chain extender at 7: 3 in the same manner as in Example 1.
  • Polyurethane urea elastic yarn was prepared in the same manner as in Example 2 by changing the capping ratio (CR) of the polytetramethylene ether glycol having a molecular weight of 1800 and 4,4′-diphenylmethane diisocyanate to 1.7.
  • CR capping ratio
  • the polyurethane urea elastic yarn was manufactured by using a ratio of 1,3 propanediamine to ethylene glycol as a second chain extender at 5: 5 in the same manner as in Example 3.
  • Polyurethane urea elastic yarn was prepared in the same manner as in Example 3, using a ratio of 1,3 propanediamine to ethylene glycol as the second chain extender at 3: 7.
  • the capping ratio (CR) of mixing polytetramethylene ether glycol and 4,4'-diphenylmethane diisocyanate having a molecular weight of 1800 level was changed to 1.85, and the first chain extending agent was 1,3 propanediamine in the second chain.
  • Polyurethane urea elastic yarn was manufactured in the same manner as in Example 1, using a ratio of ethylene glycol as an extender at 7: 3.
  • Polyurethane urea elastic yarn in the same manner as in Example 1 using a ratio of 1,3 propanediamine to 1,3 propanediamine and ethylene glycol as the second chain extender in the same manner as in Example 6 was prepared.
  • the capping ratio (CR) is 1.70, and 12.93 kg of 4,4'-diphenylmethane diisocyanate and 55.8 kg of polytetramethylene ether glycol (molecular weight 1800) are reacted with stirring at 90 ° C. for 90 minutes in a nitrogen gas stream.
  • Polyurethaneurea prepolymers having isocyanates at both ends were prepared. After cooling the prepolymer to room temperature, the prepolymer and dimethylacetamide at 65.66 g / min were fed at 44.57 g / min to obtain a polyurethaneurea prepolymer solution.
  • an amine solution prepared with 979 g of ethylene diamine, 119.1 g of diethylamine, and 18.6 kg of dimethylacetamide was added to the prepolymer solution at 10 ° C. or lower to obtain 122.8 g of polyurethaneurea solution per minute.
  • the spinning stock solution obtained as described above was prepared by polyurethane spinning yarn of 20 denier 1 filament at a speed of 700 m / min by dry spinning, and the physical properties thereof are shown in Table 1 below.
  • Polyurethane urea elastic yarn prepared using diamines as shown in Table 3 was almost heat-sealed, but Examples 1, 2, 4, and 5 with low molecular weight diols were heated even at a relatively low temperature of 130 degrees. Fusion results were obtained.
  • the content of the low molecular weight diols increased, the heat resistance was lowered, the polyurethane urea elastic yarn was embrittled by heat at 170 degrees or more, it was not able to confirm the thermal bonding strength.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Artificial Filaments (AREA)

Abstract

La présente invention concerne une fibre élastomère de polyuréthane-urée usinable à basse température et plus spécifiquement, une fibre élastomère de polyuréthane-urée préparée en formant un prépolymère par le biais d'une polymérisation primaire d'un polyol et d'un diisocyanate, puis d'une polymérisation secondaire du prépolymère, d'un premier allongeur de chaîne et d'un second allongeur de chaîne, le premier allongeur de chaîne faisant partie d'un ou de plusieurs types choisis parmi les amines aromatiques, aliphatiques et alicycliques et le second allongeur de chaîne faisant partie d'un ou de plusieurs types choisis parmi les diols aromatiques, aliphatiques et de faible poids moléculaire. La fibre élastomère de polyuréthane-urée selon la présente invention présente une meilleure uniformité de fibre et une meilleure usinabilité ainsi qu'une meilleure efficacité de thermofixage, permettant ainsi la mise en œuvre du thermofixage à basse température pour éviter la fragilisation thermique de la fibre en cours de traitement et par conséquent, il est possible d'améliorer le toucher du tissu et d'empêcher que les bords du tissu traité ne roulent.
PCT/KR2015/012403 2014-11-28 2015-11-18 Fibre élastomère de polyuréthane-urée usinable à basse température WO2016085189A1 (fr)

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Application Number Priority Date Filing Date Title
CN201580063651.8A CN107002299A (zh) 2014-11-28 2015-11-18 具有低温加工性的聚氨酯脲弹性丝

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KR10-2014-0168187 2014-11-28
KR1020140168187A KR101941317B1 (ko) 2014-11-28 2014-11-28 저온 가공성 폴리우레탄우레아 탄성사

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114574990A (zh) * 2022-03-16 2022-06-03 长乐恒申合纤科技有限公司 一种易染易定型氨纶纤维的制备方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610039B (zh) * 2018-12-04 2021-05-25 华峰化学股份有限公司 一种具有高热定形效率聚氨酯脲弹性纤维的制备方法
KR20220014423A (ko) * 2020-07-27 2022-02-07 효성티앤씨 주식회사 반응성 염료 가염성 폴리우레탄우레아 탄성사 및 이의 제조방법

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020029451A (ko) * 2000-10-13 2002-04-19 구광시 폴리우레탄우레아 탄성섬유 및 그의 제조방법
KR20030067342A (ko) * 2002-02-08 2003-08-14 주식회사 효성 열가소성 폴리우레탄의 제조방법, 그 폴리우레탄 및 그를이용하여 제조된 폴리우레탄 탄성사
KR20080005538A (ko) * 2005-05-09 2008-01-14 인비스타 테크놀러지스 에스.에이.알.엘 고속 방사용 스판덱스 조성물
KR20080045452A (ko) * 2006-11-20 2008-05-23 에스케이케미칼주식회사 탄성회복이 우수한 지방족 열가소성 폴리 우레탄 수지조성물 및 이를 이용한 폴리우레탄 수지의 제조방법
KR20140098325A (ko) * 2013-01-30 2014-08-08 주식회사 효성 폴리우레탄우레아 탄성사의 제조방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6472494B2 (en) 2000-04-26 2002-10-29 E. I. Du Pont De Nemours And Company Spandex with high heat-set efficiency
CN102838719B (zh) * 2012-09-21 2014-02-19 中国海洋石油总公司 高疏水的有机硅—聚氨酯保温复合材料及制备方法
CN102899740B (zh) * 2012-11-09 2014-05-21 浙江华峰氨纶股份有限公司 一种制备低温定型聚氨酯弹性纤维的方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020029451A (ko) * 2000-10-13 2002-04-19 구광시 폴리우레탄우레아 탄성섬유 및 그의 제조방법
KR20030067342A (ko) * 2002-02-08 2003-08-14 주식회사 효성 열가소성 폴리우레탄의 제조방법, 그 폴리우레탄 및 그를이용하여 제조된 폴리우레탄 탄성사
KR20080005538A (ko) * 2005-05-09 2008-01-14 인비스타 테크놀러지스 에스.에이.알.엘 고속 방사용 스판덱스 조성물
KR20080045452A (ko) * 2006-11-20 2008-05-23 에스케이케미칼주식회사 탄성회복이 우수한 지방족 열가소성 폴리 우레탄 수지조성물 및 이를 이용한 폴리우레탄 수지의 제조방법
KR20140098325A (ko) * 2013-01-30 2014-08-08 주식회사 효성 폴리우레탄우레아 탄성사의 제조방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114574990A (zh) * 2022-03-16 2022-06-03 长乐恒申合纤科技有限公司 一种易染易定型氨纶纤维的制备方法
CN114574990B (zh) * 2022-03-16 2023-11-17 长乐恒申合纤科技有限公司 一种易染易定型氨纶纤维的制备方法

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