WO2017190647A1 - Fibre complexe âme-gaine et tissu de celle-ci - Google Patents

Fibre complexe âme-gaine et tissu de celle-ci Download PDF

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Publication number
WO2017190647A1
WO2017190647A1 PCT/CN2017/082797 CN2017082797W WO2017190647A1 WO 2017190647 A1 WO2017190647 A1 WO 2017190647A1 CN 2017082797 W CN2017082797 W CN 2017082797W WO 2017190647 A1 WO2017190647 A1 WO 2017190647A1
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Prior art keywords
core
fabric
polyester
polyamide
fiber
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Ceased
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PCT/CN2017/082797
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English (en)
Chinese (zh)
Inventor
黄儒
吉宫隆之
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Toray Fibers and Textiles Research Laboratories China Co Ltd
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Toray Fibers and Textiles Research Laboratories China Co Ltd
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Priority to CN201780018084.3A priority Critical patent/CN108884599A/zh
Priority to JP2018558142A priority patent/JP2019515157A/ja
Priority to KR1020187031892A priority patent/KR20190005159A/ko
Publication of WO2017190647A1 publication Critical patent/WO2017190647A1/fr
Anticipated expiration legal-status Critical
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    • 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
    • D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • 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
    • D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; 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
    • 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
    • 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

Definitions

  • the present invention relates to a core-sheath composite fiber excellent in dye fastness and excellent dyeing effect, and a fabric containing the fiber.
  • the fiber is now lightened by hollow fiber or composite fiber post-dissolution method; chemical method by copolymerization or blending with hygroscopic substances, or roughening of the fiber surface, cross-section shaped, porous, hollow
  • the physical method of the fiber structure achieves the hygroscopicity of the fiber, or directly uses a polymer having a hygroscopic function.
  • Chinese Patent No. CN1284140A discloses a hollow-section polyamide composition multifilament yarn having a cross-sectional shape of C type having a void percentage of more than 15%.
  • the multifilament yarn satisfies the requirements of sports fabrics in terms of moisture absorption and comfort due to the properties of the polyamide itself, the low molding degree of the polyamide determines that the hollowness of the polyamide single component yarn is almost reached when it is cooled. Less than 25%, there is no obvious sense of lightness, and there is no obvious effect on reducing the weight of the clothes.
  • Chinese patent CN101748512A discloses a polyester composite fiber of sheath-core structure, the skin layer polymer is polyester or polyamide, and the core layer polymer is alkali-soluble copolyester.
  • the fiber is reduced It can also be lightweight and hygroscopic, but due to the difference in viscosity between polyester and polyamide compatibility and spinning temperature, the polyamide cannot be sufficiently stretched, resulting in acidity of the fibers and subsequent fabrics in the polyamide. After the dye is dyed, the washing fastness is poor, and the dyeing effect is not good.
  • An object of the present invention is to provide a core-sheath type composite fiber comprising a polyamide as a sheath component and a readily soluble polyester as a core component. After the fiber is reduced, a hollow polyamide fiber having a light weight and a hygroscopic property can be obtained, and the dyeing effect of the polyamide dyed with an acid dye is good, and the washing fastness is good.
  • the fibers of the present invention can be used to make fabrics, and the reduced fabrics are comfortable to wear, and the fabric is particularly sporty.
  • a core-sheath composite fiber in which a sheath component is a polyamide and a core component is a readily soluble polyester is a readily soluble polyester.
  • the tensile viscosity M of the polyamide in the fiber and the elongational viscosity N of the easily eluted polyester satisfy the following conditions: at the same temperature of 255 ° C or higher, M-N ⁇ 0 Pa.s, preferably M-N ⁇ 100 Pa.s .
  • the weight ratio of the polyamide to the easily soluble polyester in the fiber is preferably from 70:30 to 30:70.
  • the easily-dissolved polyester preferably contains an isophthalic acid-5-sulfonate in an amount of from 0.3 to 0.5% by weight based on the total amount of the S element.
  • the sheath component polyamide is preferably C-type or U-shaped.
  • the present invention also discloses a fabric comprising the above-mentioned core-sheath type composite fiber.
  • the fiber of the present invention After the fiber of the present invention is reduced, it has not only excellent properties of light weight and good hygroscopicity, but also has good dyeing effect and good washing fastness after dyeing.
  • Figure 1 is a cross-sectional view showing a core-sheath composite fiber of the present invention.
  • Fig. 2 is a cross-sectional view showing the core-sheath composite fiber of the present invention after being subjected to a reduction treatment.
  • the core component of the core-sheath composite fiber of the present invention is composed of a readily soluble polyester, and the sheath component is composed of a polyamide. After the reduction, a polyamide fiber having a hollow, C-shaped or U-shaped cross-sectional shape can be obtained.
  • the dissolution of the easily dissolving polyester by the core-sheath composite spinning can form a relatively large void ratio and achieve a remarkable lightweight effect. This is because the polymer extruded from the spinneret during the spinning process directly through the profiled or hollow spinneret will largely offset the formation of voids due to expansion, thus affecting the final lightweight effect.
  • the invention can set more tensile strength of the polyamide during the composite spinning process, especially the spinning tensile tension distribution, by setting the tensile viscosity M of the polyamide to be greater than or equal to the elongational viscosity N of the easily dissolving polyester. Stretching does not prevent the alignment of the polyamide, so that the molecular alignment can be sufficiently carried out.
  • the fully stretched polyamide portion has excellent washing fastness after dyeing and good dyeing effect. If the polyamide is not completely aligned or only partially aligned, the dye adhesion space after dyeing is large, and the fuel is detached during the washing of the fibers and the fabric in the later stage, resulting in poor washing fastness.
  • the polyamide has an elongational viscosity of M and the elongational viscosity of the easily-dissolved polyester is N, M-N ⁇ 0 Pa.s, preferably M-N ⁇ 100 Pa.s, at the same temperature of 255 ° C or higher.
  • the weight composite ratio of the polyamide and the easily soluble polyester in the core-sheath composite fiber of the present invention can be arbitrarily changed within a known range.
  • the weight ratio is preferably 70:30 to 30:70, more preferably 60:40 to 40:60.
  • the polyamide may be nylon 6, nylon 66 or a modified copolymer thereof or the like.
  • the easily-dissolved polyester is mainly composed of an aromatic dibasic acid or an ester thereof, an aliphatic diol, and an isophthalic acid-5-sulfonate. Further, the easily elutable polyester may further contain a polyalkylene glycol copolymer component.
  • the sulfonic acid group is a polar hydrophilic group and has an electron-withdrawing effect, and the introduction of the isophthalic acid-5-sulfonate compound changes the regularity of the polyester molecular chain, which is favorable for the penetration of the alkali solution and the alkali.
  • the process of reduction is carried out.
  • the isophthalic acid-5-sulfonate compound preferably accounts for 0.3 to 0.5% by weight based on the total amount of the easily dissolving polyester.
  • the flexible segment polyalkylene glycol can be introduced into the polyester, the rigidity of the polyester molecule is greatly improved, the spinnability of the polyester is improved, and the dissolution property of the polyester is further improved.
  • the aromatic dibasic acid or an ester thereof is preferably terephthalic acid
  • the aliphatic diol is preferably ethylene glycol
  • the polyalkylene glycol is preferably polyethylene glycol.
  • the sheath component polyamide is preferably C-type or U-shaped.
  • the present invention also discloses a fabric comprising the above-mentioned core-sheath composite fiber.
  • the fabric obtained by using 100% of the above-mentioned core-sheath composite fiber can be reduced in weight by more than 30% after being subjected to a reduction treatment.
  • the core-sheath composite fiber of the present invention can be produced by a spinning method well known in the art.
  • a polyamide composite long fiber which satisfies the viscosity difference of the present invention and a melt-dissolved polyester chip are sprayed, spun, and wound by a molten, composite spinneret at a certain weight ratio.
  • the weight ratio is preferably from 70:30 to 30:70, more preferably from 60:40 to 40:60.
  • the spinning method may be one-step molding, or a two-step molding method in which the first spinning and the stretching and twisting are performed.
  • the present invention also relates to a fabric comprising at least the above-mentioned core-sheath composite fiber, which can be produced by a method known in the art. After the fabric is obtained, the dissolution treatment is carried out under appropriate alkali dissolution conditions to obtain a lightweight fabric.
  • the cross-sectional shape of the polyamide fiber can be seen by observing the polyamide fiber remaining after the reduction, and it is preferable that the cross-sectional shape of the polyamide fiber is C-type or U-shaped.
  • the lightweight ratio of the fabric can reach more than 30% before the reduction.
  • the conventional treatment process can be used for the reduction treatment, and is generally carried out in a NaOH solution having a concentration of 1% to 5% and a bath ratio of 100 to 200.
  • the polyamide in the core-sheath composite fiber of the present invention is greater than or equal to the elongational viscosity of the easily-dissolved polyester, the polyamide is sufficiently stretched during the spinning process, and then lightly obtained after reducing the easily-dissolved polyester.
  • test method of the parameters involved in the present invention is as follows.
  • Test method for polyamide the core-sheath composite fiber is placed in a 1% NaOH solution, The bath ratio is reduced by 1:100, and the polyamide is obtained after the reduction is completed, and then weighed after drying;
  • Test method for easily dissolving polyester The core-sheath composite fiber is treated according to GB-T2910.7-2009, and the polyamide is completely dissolved to obtain an easily soluble polyester, which is weighed after drying.
  • Test Method 1 (2) The dried easily-dissolved polyester obtained in Test Method 1 (2) was measured for the sulfur element content by an elemental analyzer, and converted to obtain the content of the isophthalic acid-5-sulfonate compound. The final result was taken as an average of 5 tests.
  • the shear viscosity of the polyamide and the easily-dissolved polyester at the same temperature above 255 ° C was measured using a capillary rheometer to obtain a corresponding zero-shear.
  • the viscosity at the time, the elongational viscosity is zero times the viscosity at the time of shearing.
  • the fiber cross-sectional shape was observed by SEM photograph.
  • the core-sheath composite fiber of the invention is made into a fabric, and a certain amount of the fabric is placed in a NaOH solution having a concentration of 1% to 5% and a bath ratio of 100 to 200, and the sample is reduced to ensure the remaining sample after the final reduction. After the weight no longer changes, take out the remaining fabric to dry and weigh the weight.
  • Reduction rate (weight before reduction - residual weight after reduction) / weight before reduction ⁇ 100%.
  • the core-sheath composite fiber of the present invention is made into a fabric, and a certain area of the fabric is completely reduced.
  • the easily-dissolved polyester was removed, and the weight of the fabric after weighing was reduced to M1, and the diameter of the polyamide single fiber in the fabric after the reduction was measured by a microscope; the polyamide fibers of the same diameter and the same composition were woven under the same weaving conditions.
  • weighing the same area of the fabric is M2.
  • the fabric's light weight ratio is calculated as follows:
  • Fabric light weight ratio (M2-M1) / M2 x 100%.
  • 70wt% nylon 6 (N6) and 30wt% easily dissolving polyester chips were pre-crystallized and dried to a moisture content of 100ppm or less, respectively, and put into each silo, and melted by each screw at a temperature of 250-300 ° C, by a separate metering pump.
  • the amount of spit is controlled, and the nascent composite fiber is spun through a core-sheath type composite spinning assembly controlled by a spinning box at a temperature of about 290 ° C, and is cooled and solidified under the conditions of a side blowing wind speed of 40 m/min.
  • the oil nozzle evenly oils the fibers to bundle the fibers and reduce friction, and the oil supply rate is 1.0%.
  • the fiber bundled with the oil is passed through the spinning tunnel, entangled by the pre-coupling, enters the first heat roller 1HR (temperature is 80 ° C), and is wound 6 times on the first heat roller, and then passed through the second heat.
  • the roller 2HR is also wound 6 turns (temperature is 160 ° C), the stretching ratio between the first heat roller and the second heat roller is 2.50, and the stretched fiber is under the second heat roller by the main coordinator
  • the entanglement was carried out, and the fibers were introduced into a coiler by two rollers (3GR, 4GR) to take up the finished cake (FDY), and the take-up speed of the coiler was 5000 m/min, and the composite fiber 66Den/36f was obtained. .
  • the elongational viscosities of nylon 6 and easily dissolving polyester were tested at 290 ° C, respectively, at 588 Pa.s, and the difference in elongational viscosity was 0 Pa.s.
  • the content of isophthalic acid-5-sulfonate was 0.3% by weight based on the S element.
  • the fiber cross section was observed by SEM, and the nylon 6 was easily dissolved in the polyester. External into a U-shaped.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 25 minutes. The fabric reduction rate was 31.0%, and the light weight ratio was 30.1%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 6 60 wt% nylon 6 (N6) and 40 wt% easily dissolving polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the elongational viscosities of nylon 6 and easily dissolving polyester were tested at 290 ° C, respectively, at 688 Pa ⁇ s and 588 Pa ⁇ s, and the difference in elongational viscosity was 100 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross section was observed by SEM, and nylon 6 was formed into a C type by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 30 minutes, the fabric reduction rate was 43.0%, and the light weight ratio was 41.2%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 1 50 wt% nylon 6 (N6) and 50 wt% easily dissolving polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the elongational viscosities of nylon 6 and easily dissolving polyester were tested at 290 ° C, respectively, at 864 Pa ⁇ s and 588 Pa ⁇ s, and the difference in elongational viscosity was 276 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate was 0.4% by weight based on the S element.
  • the fiber cross-section was observed by SEM, and nylon 6 was formed into a U-shape by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 35 minutes, and the fabric reduction rate was 53.3%.
  • the light weight ratio was 51.2%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 1 70 wt% nylon 66 (N66) and 30 wt% easily dissolvable polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the elongational viscosities of nylon 66 and the readily soluble polyester were tested at 290 ° C, respectively, at 1035 Pa ⁇ s and 588 Pa ⁇ s, and the difference in elongational viscosity was 447 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross-section was observed by SEM, and nylon 6 was formed into a U-shape by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 25 minutes, and the fabric reduction rate was 32.1%, and the light weight ratio was 31.5%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 6 60 wt% nylon 6 (N6) and 40 wt% easily dissolving polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the elongational viscosities of nylon 6 and easily dissolving polyester were tested at 260 ° C, respectively, at 1521 Pa ⁇ s and 1191 Pa ⁇ s, and the difference in elongational viscosity was 330 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross section was observed by SEM, and nylon 6 was formed into a C type by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 30 minutes, the fabric reduction rate was 43.0%, and the light weight ratio was 41.2%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 6 60 wt% nylon 6 (N6) and 40 wt% easily dissolving polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the elongational viscosities of nylon 6 and easily dissolving polyester were tested at 270 ° C, respectively, at 1248 Pa ⁇ s and 933 Pa ⁇ s, and the difference in elongational viscosity was 315 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross section was observed by SEM, and nylon 6 was formed into a C type by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 30 minutes, the fabric reduction rate was 43.0%, and the light weight ratio was 41.2%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 6 60 wt% nylon 6 (N6) and 40 wt% easily dissolving polyester chips were spun as in Example 1 to obtain composite fibers 66Den/36f.
  • the tensile viscosities of nylon 6 and easily dissolving polyester were tested at 280 ° C, respectively, at 1035 Pa ⁇ s and 735 Pa ⁇ s, and the difference in elongational viscosity was 300 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross section was observed by SEM, and nylon 6 was formed into a C type by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 30 minutes, the fabric reduction rate was 43.0%, and the light weight ratio was 41.2%. After the fabric is dyed, the test wash fastness under the JIS standard and the GB standard is 4 to 5 grades.
  • Example 1 70 wt% nylon 6 (N6) and 30 wt% easily dissolving polyester chips were spun as in Example 1. A composite fiber 66Den/36f was obtained.
  • the elongational viscosities of nylon 66 and the readily soluble polyester were tested at 290 ° C, respectively, at 528 Pa ⁇ s and 588 Pa ⁇ s, and the difference in elongational viscosity was -60 Pa ⁇ s.
  • the content of isophthalic acid-5-sulfonate is 0.5% by weight based on the S element.
  • the fiber cross section was observed by SEM, and nylon 6 was formed into a C type by easily dissolving the polyester.
  • the fabric was prepared by using the core-sheath composite fiber obtained above, and the fabric was reduced in a NaOH solution having a concentration of 1% and a bath ratio of 150 for 25 minutes, and the fabric reduction rate was 32.2%, and the light weight ratio was 31.5%. After the fabric is dyed, the washing fastness is 1 to 2 grades under the JIS standard, and the washing fastness is 1 grade under the GB standard.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Multicomponent Fibers (AREA)
  • Manufacturing & Machinery (AREA)
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Abstract

L'invention concerne une fibre complexe âme-gaine, le composant de gaine étant du polyamide et le composant d'âme étant un polyester facilement soluble, et la viscosité en traction M du polyamide et la viscosité en traction N du polyester facilement soluble dans la fibre satisfaisant les conditions suivantes: M - N ≥ 0 Pa•s à la même température de 255ºC ou supérieure. La fibre peut présenter une excellente légèreté après avoir été soumise à un post-traitement de réduction de poids, et présente une excellente tenue au lavage après avoir été teinte.
PCT/CN2017/082797 2016-05-05 2017-05-03 Fibre complexe âme-gaine et tissu de celle-ci Ceased WO2017190647A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201780018084.3A CN108884599A (zh) 2016-05-05 2017-05-03 一种芯鞘复合纤维及其织物
JP2018558142A JP2019515157A (ja) 2016-05-05 2017-05-03 芯鞘複合繊維及びその織物
KR1020187031892A KR20190005159A (ko) 2016-05-05 2017-05-03 코어-시스 복합 섬유 및 그의 직물

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CN201610291855.3 2016-05-05
CN201610291855.3A CN107345320A (zh) 2016-05-05 2016-05-05 一种芯鞘复合纤维及其织物

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WO2017190647A1 true WO2017190647A1 (fr) 2017-11-09

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EP3763862B1 (fr) * 2018-03-29 2023-03-15 Mitsui Chemicals, Inc. Nontissé et filtre

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JPS6392721A (ja) * 1986-10-03 1988-04-23 Unitika Ltd 複合繊維
JPH09250029A (ja) * 1996-03-15 1997-09-22 Toray Ind Inc 芯鞘型ナイロン・ポリエステル複合繊維
JP2004137319A (ja) * 2002-10-16 2004-05-13 Toray Ind Inc 共重合ポリエステル組成物およびそれを用いた複合繊維
CN101010454A (zh) * 2004-09-03 2007-08-01 帝人纤维株式会社 复合纤维
CN103014911A (zh) * 2011-09-23 2013-04-03 新光合成纤维股份有限公司 皮蕊型复合纤维及其制造方法以及织物
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