WO2021039528A1 - Fibre acrylique, et filé et tissu tricoté comprenant ladite fibre - Google Patents

Fibre acrylique, et filé et tissu tricoté comprenant ladite fibre Download PDF

Info

Publication number
WO2021039528A1
WO2021039528A1 PCT/JP2020/031250 JP2020031250W WO2021039528A1 WO 2021039528 A1 WO2021039528 A1 WO 2021039528A1 JP 2020031250 W JP2020031250 W JP 2020031250W WO 2021039528 A1 WO2021039528 A1 WO 2021039528A1
Authority
WO
WIPO (PCT)
Prior art keywords
mass
less
fiber
acrylic fiber
knitted fabric
Prior art date
Application number
PCT/JP2020/031250
Other languages
English (en)
Japanese (ja)
Inventor
達彦 稲垣
透雄 小野原
正樹 藤江
志茉 中西
Original Assignee
三菱ケミカル株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱ケミカル株式会社 filed Critical 三菱ケミカル株式会社
Priority to JP2020545367A priority Critical patent/JP7167991B2/ja
Priority to CN202080059500.6A priority patent/CN114302985A/zh
Publication of WO2021039528A1 publication Critical patent/WO2021039528A1/fr

Links

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
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • 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
    • D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent
    • 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
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/54—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated nitriles
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
    • D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads

Definitions

  • the present invention relates to acrylic fibers, spun yarns containing the fibers, and knitted fabrics.
  • Acrylic fibers have traditionally been widely used in clothing applications such as sweaters and interior applications such as carpets, taking advantage of their soft texture, heat retention, bulkiness, and excellent heat retention that are most similar to wool compared to other synthetic fibers. There is. However, acrylic fiber woven fabrics and knitted fabrics are liable to generate pills called pilling in which fluff, short hair, etc. are entangled on the surface thereof, which has a practical drawback that the appearance is significantly impaired and the commercial value is lowered. against this background, many proposals have been made to prevent the occurrence of pilling.
  • Patent Document 1 For example, in Patent Document 1, from 94.0% by mass or more of acrylonitrile unit, 4.0 to 5.8% by mass of vinyl monomer unit other than acrylonitrile unit, and 0.2 to 2.0% by mass of sulfonic acid group-containing vinyl monomer unit. Therefore, acrylic fibers with improved anti-pill properties have been proposed by forming a triangular cross section.
  • thin clothing products such as cardigans and cut-sews, which are used as outerwear for spring and summer, are required to have UV shielding and see-through properties to prevent sunburn.
  • a method of kneading inorganic particles has been proposed as a means for imparting ultraviolet shielding property and see-through property to fibers.
  • Patent Document 2 proposes an acrylic fiber having improved ultraviolet shielding properties by containing 2 to 7% by mass of titanium oxide having an average secondary particle size of 100 nm or more and 180 nm or less.
  • Patent Document 3 proposes an acrylonitrile-based polymer fiber having a peculiar brilliance and luster, low dust absorption, and excellent stain resistance, and having a triangular cross section with sharp corners.
  • Patent Document 1 improves the anti-pill property, there is no suggestion that it contains titanium oxide, and the ultraviolet shielding effect cannot be expected.
  • Patent Document 2 has a problem that secondary aggregation is likely to occur because the particle size of titanium oxide is small, and problems such as deterioration of spinnability occur due to a large content of titanium oxide in the fiber.
  • Patent Document 2 has a problem of generating a fly in the card process when processing into a spun yarn, so that it is in the direction of increasing the knot strength, and anti-pill property for lowering the knot strength cannot be expected. ..
  • Patent Document 3 a small amount of titanium oxide is contained, but it is considered that the ultraviolet protection effect is insufficient at this amount.
  • Patent Document 3 has an object of giving brilliance and luster, so that it is oxidized. This is a direction to reduce the titanium content, and the UV protection effect cannot be expected. Further, although Patent Document 3 describes the nodule strength and the nodule elongation, the product (K product) is large and there is a problem in anti-pill property, and a method for adjusting the nodule strength and the nodule elongation Since there is no description, it cannot be expected to improve anti-pill property.
  • An object of the present invention is to provide an acrylic fiber having a triangular cross-sectional shape that can obtain excellent ultraviolet shielding performance and anti-pill property when knitted, and excellent in ultraviolet shielding performance and anti-pill property including the fiber. To provide knitted fabric.
  • the gist of the present invention is as follows. 1.
  • the content of titanium oxide is 0.5% by mass or more and 1.8% by mass or less.
  • the product (K product) of knot strength and knot elongation is 10 or more and 35 or less.
  • the acrylonitrile unit is composed of two types of monomer units, 90% by mass or more and 98% by mass or less, and 2% by mass or more and 10% by mass or less of a vinyl-based monomer unit other than the acrylonitrile unit. ⁇ 3.
  • the single fiber fineness is 0.6 dtex or more and 3.3 dtex or less. ⁇ 4.
  • the fiber length of a single fiber is 25 mm or more and 100 mm or less.
  • the titanium oxide is anatase type and has a primary particle size of 0.1 ⁇ m or more and 1.0 ⁇ m or less.
  • Acrylic fiber described in any of. 8. The above 1.
  • an acrylic fiber having a triangular cross-sectional shape that can obtain excellent ultraviolet shielding performance and anti-pill property when knitted, and excellent ultraviolet shielding performance and anti-pill property including the fiber. You can get knitted fabric.
  • the acrylic fiber of the present invention has a titanium oxide content of 0.3% by mass or more and 1.9% by mass or less, and has a triangular cross-sectional shape.
  • the content of titanium oxide is 0.3% by mass or more, high ultraviolet shielding performance can be obtained, which is preferable, and when it is 1.9% by mass or less, spinnability is not deteriorated due to secondary aggregation or the like, which is preferable.
  • the content of titanium oxide is more preferably 0.5% by mass or more and 1.8% by mass or less, and further preferably 1.1% by mass or more and 1.7% by mass or less.
  • the cross-sectional shape is triangular, there are many flat portions on the side surface of the fiber, and reflection is likely to occur when the fiber is exposed to ultraviolet rays, so that high ultraviolet shielding performance can be obtained, which is preferable.
  • the missing triangles lacking vertices and the lengths of each side are preferably the same length, but triangles having different lengths may be used as long as the difference in length between the sides is within 50%.
  • each side is preferably straight, but a part of the side may be curved, may be bulged outward, or may be recessed inward.
  • the cross-sectional shape is a cross section in the direction perpendicular to the fiber axis direction.
  • the acrylic fiber of the present invention preferably has a product (K product) of knot strength and knot elongation in the knot strength elongation described later of 10 or more and 35 or less. If the K product is 10 or more, there is little breakage in the spinning process and the process passability is likely to be good, and if the K product is 35 or less, it is easy to obtain a knitted fabric having high anti-pill properties and high commercial value. .. From the above viewpoint, the K product is more preferably 13 or more and 33 or less, and further preferably 15 or more and 30 or less.
  • the acrylic fiber of the present invention preferably comprises two types of monomer units: 90% by mass or more and 98% by mass or less of the acrylonitrile unit and 2% by mass or more and 10% by mass or less of the vinyl-based monomer unit other than the acrylonitrile unit.
  • the acrylonitrile unit is 90% by mass or more, it tends to have good strength, and when it is 98% by mass or less, it is easy to obtain an excellent spun yarn with good process passability in the spinning process. Stretchability tends to be good.
  • the acrylonitrile unit is more preferably 91% by mass or more and 97% by mass or less, and further preferably 92% by mass or more and 96% by mass or less.
  • the vinyl-based monomer unit other than the acrylonitrile unit is 2% by mass or more, the stretchability in the spinning step tends to be good, and when it is 10% by mass or less, excellent strength can be easily obtained, which is preferable.
  • the vinyl-based monomer unit other than the acrylonitrile unit is more preferably 3% by mass or more and 9% by mass or less, and further preferably 4% by mass or more and 8% by mass or less.
  • the vinyl-based monomer other than the acrylonitrile unit may be a component copolymerizable with acrylonitrile, and may be acrylic acid, methacrylic acid, or alkyl esters thereof, vinyl acetate, acrylamide, vinyl chloride, vinylidene chloride, or vinyl depending on the purpose.
  • Ionic unsaturated monomers such as sodium benzene sulfonate, sodium methallyl sulfonate, sodium allyl sulfonate, sodium acrylamide methylpropan sulfonate, and sodium parasulfophenyl metalyl ether can be used.
  • acrylic acid, methacrylic acid, or alkyl esters thereof, vinyl acetate, acrylamide, vinyl chloride, and vinylidene chloride are preferable in terms of handleability, polymerization stability, and cost.
  • the acrylic fiber of the present invention preferably has a single fiber fineness of 0.6 dtex or more and 3.3 dtex or less.
  • the single fiber fineness is 0.6 dtex or more, the passability in the spinning process is good and high productivity is easily obtained, and when it is 3.3 dtex or less, a knitted fabric having a good texture with a soft touch is easily obtained.
  • the single fiber fineness is more preferably 1.2 dtex or more and 3.0 dtex or less, and further preferably 1.7 dtex or more and 2.8 dtex or less.
  • the acrylic fiber of the present invention preferably has a single fiber having a fiber length of 25 mm or more and 100 mm or less. Within this range, spun yarn can be easily manufactured even if the single fiber fineness is fine. From this viewpoint, the fiber length of the acrylic fiber of the present invention is more preferably 30 mm or more and 70 mm or less, and further preferably 35 mm or more and 55 mm or less.
  • the acrylic fiber of the present invention preferably has a titanium oxide primary particle size of 0.1 ⁇ m or more and 1.0 ⁇ m or less. If the primary particle size is 0.1 ⁇ m or more, the secondary agglutination is small and the stability in the spinning stock solution is good. If the primary particle size is 1.0 ⁇ m or less, the particle size is sufficiently small and nozzle clogging and yarn breakage are unlikely to occur. ..
  • the crystal structure of the titanium oxide is not particularly limited, but the anatase type makes it easier to give a good dull feeling due to the difference in color. Therefore, it is particularly preferable that the titanium oxide is anatase type and has a primary particle size of 0.1 ⁇ m or more and 1.0 ⁇ m or less.
  • the acrylic fiber of the present invention synthesizes an acrylonitrile copolymer by a conventionally known polymerization method, for example, suspension polymerization.
  • the solvent for dissolving the acrylonitrile copolymer is not particularly limited, and for example, dimethylacetamide, dimethylformamide, dimethyl sulfoxide, sodium thiocyanate, and rodan soda can be used. Of these, dimethylacetamide and dimethylformamide are preferable from the viewpoint of quick solidification and easy formation of a fiber cross section having the same shape as the discharge hole.
  • the spinning method is not particularly limited, and for example, wet spinning, dry spinning, dry wet spinning, and melt spinning can be used. Of these, wet spinning that solidifies quickly is preferable.
  • a method for producing acrylic fiber by wet spinning will be described, but the present invention is not limited to this.
  • the acrylonitrile copolymer obtained by suspension polymerization is spun in a coagulation liquid in which a solvent and water are mixed to obtain a coagulated yarn.
  • the solvent used in the coagulating liquid is preferably the same as the solvent that dissolves the acrylonitrile copolymer.
  • the solvent concentration of the coagulation liquid is preferably 25% by mass or more and 45% by mass or less. When the solvent concentration is 25% by mass or more, the fiber can be easily stretched, and when it is 45% by mass or less, solidification can be performed quickly and the fiber cross section having the same shape as the discharge hole can be easily obtained. From these viewpoints, the solvent concentration is more preferably 30% by mass or more and 40% by mass or less.
  • the temperature of the coagulating liquid is preferably 30 ° C. or higher and 50 ° C. or lower.
  • the temperature of the coagulating liquid is more preferably 35 ° C. or higher and 45 ° C. or lower.
  • the coagulated yarn is stretched in two stages, moist heat stretching and dry heat stretching, for example, the first stage stretching (wet heat stretching) in hot water (boiling water) at 90 ° C. or higher, followed by adhering an oil agent and drying with a hot roller. After that, the second stage stretching (dry heat stretching) is further performed in a dry heat state. It is preferable to stretch the coagulated yarn in two steps in this way because it is easy to control the value of the K product.
  • the wet heat stretching ratio is preferably 3 times or more and 5 times or less, and the dry heat stretching ratio is preferably 1.1 times or more and 1.5 times or less.
  • relaxation treatment is performed as necessary to obtain acrylic fibers.
  • the relaxation treatment is preferably carried out with pressurized steam, and the pressure is preferably 0.10 MPa or more and 0.18 MPa or less, more preferably 0.11 MPa or more and 0.16 MPa or less, from the viewpoint of improving anti-pill property. ..
  • the spun yarn of the present invention has an acrylic fiber content of 30% by mass or more.
  • the content of the acrylic fiber is 30% by mass or more, high ultraviolet shielding performance and high anti-pill property can be obtained.
  • the content of the acrylic fiber is preferably 35% by mass or more, and more preferably 40% by mass or more.
  • the spun yarn of the present invention may be a single yarn, a twin yarn, or a triple yarn, and any of them may be used, but the twin yarn is preferable from the viewpoint of the strength and texture of the spun yarn.
  • the spun yarn of the present invention has a total count of 10 or more and 40 or less in cotton count. If the cotton count is 10 or more, the thread does not become too thick and it is easy to make a thin fabric for spring and summer, and if it is 40 or less, the ultraviolet shielding effect can be easily obtained. From these viewpoints, the total count of the spun yarn is more preferably 13 or more and 35 or less, and further preferably 15 or more and 30 or less. Further, as described above, since the count of the spun yarn of the present invention is the total count, the count of the twin yarn is in the range of 20/2 to 80/2.
  • the first form of the knitted fabric of the present invention contains the acrylic fiber in an amount of 40% by mass or more, has a basis weight of 50 g / m 2 or more and 500 g / m 2 or less, has an UPF of 25 or more, and has an ultraviolet shielding rate of 90% or more.
  • a knitted fabric containing 40% by mass or more of the acrylic fiber can have high ultraviolet shielding performance and anti-pill property. From these viewpoints, it is more preferable to contain the acrylic fiber in an amount of 45% by mass or more, and even more preferably 50% by mass or more.
  • the basis weight of the above-mentioned knitted fabric is 50 g / m 2 or more, it shows good ultraviolet shielding performance, and if it is 500 g / m 2 or less, it is suitable for summer clothing, which is the main application.
  • the basis weight of the knitted fabric is more preferably 75 g / m 2 or more and 450 g / m 2 or less, and further preferably 100 g / m 2 or more and 400 g / m 2 or less.
  • the ultraviolet shielding property when the UPF is 25 or more, it has sufficient ultraviolet shielding performance, more preferably 30 or more, and further preferably 35 or more.
  • the ultraviolet shielding rate may be 90% or more, more preferably 93% or more, and even more preferably 95% or more.
  • the content of the spun yarn is 80% by mass or more.
  • the content of the spun yarn is 80% by mass or more, good ultraviolet shielding performance is exhibited.
  • the content of the spun yarn is more preferably 85% by mass or more, and further preferably 90% by mass or more.
  • the knitted fabric of the second form preferably has an UPF of 25 or more.
  • the UPF is 25 or more, it has sufficient ultraviolet shielding performance, 30 or more is more preferable, and 35 or more is further preferable.
  • the ultraviolet shielding rate is preferably 90% or more, more preferably 93% or more, and even more preferably 95% or more.
  • the second form of knitted fabric preferably has an anti-pill property of grade 4 or higher. If the anti-pill property is grade 4 or higher, pills are less likely to adhere to clothes.
  • the knitted fabric of the second form preferably has an L * value of 50 or more. If the L * value is 50 or more, the effect of obtaining an ultraviolet shielding effect can be obtained even in a light color. From this viewpoint, the L * value is more preferably 70 or more, and further preferably 85 or more.
  • UV shielding rate 100- [average transmittance (%) at a wavelength of 280 to 400 nm].
  • Anti-pill property was measured according to JIS-L-1076 A method.
  • Example 1 A copolymer composed of 93% by mass of acrylonitrile units and 7% by mass of vinyl acetate units was obtained by aqueous suspension polymerization. The reduced viscosity of the 0.5 mass% dimethylformamide solution of this copolymer at 25 ° C. was 2.0. This copolymer was dissolved in dimethylacetamide to prepare an acrylonitrile copolymer solution having a copolymer concentration of 24% by mass. A dispersion containing 20% by mass of titanium hexaoxide having an average particle size of 0.6 ⁇ m in dimethylacetamide in this acrylonitrile copolymer solution was dispersed, and the titanium oxide content in the final acrylic fiber was 1.7% by mass.
  • the undiluted spinning solution is adjusted to 75 ° C., extruded into a coagulating solution having dimethylacetamide at 35% by mass and a temperature of 40 ° C. from an equilateral triangle-shaped discharge hole having a side of 80 ⁇ m for wet spinning, and then the solvent is washed in boiling water. While stretching 3.5 times, the oil agent was subsequently attached, dried with a hot roller, and further stretched 1.3 times in a dry state. Then, relaxation treatment was carried out in pressurized steam of 0.13 MPa (1.3 kg / cm 2 ) to obtain a fiber having a single fiber fineness of 2.2 dtex. The physical characteristics of the fiber are shown in Table 1.
  • the undiluted spinning solution was adjusted to 75 ° C., extruded into a coagulating solution having dimethylacetamide at 35% by mass and a temperature of 40 ° C. from a round-shaped discharge hole having a diameter of 45 ⁇ m for wet spinning, and then the solvent was washed in boiling water. While stretching 4.5 times, the oil agent was attached, dried with a hot roller, and then relaxed in 0.23 MPa (2.3 kg / cm 2 ) pressure steam to reduce the single fiber fineness. 2.2 dtex fibers were obtained.
  • the spinning stock solution is adjusted to 75 ° C., and is extruded from a round-shaped discharge hole having a diameter of 60 ⁇ m into a coagulating solution having dimethylacetamide of 35% by mass and a temperature of 40 ° C. for wet spinning, and then the solvent is washed in boiling water. While stretching 4.5 times, the oil agent was attached, dried with a hot roller, and then relaxed in 0.23 MPa (2.3 kg / cm 2 ) pressure steam to reduce the single fiber fineness. A fiber of 1.7 dtex was obtained.
  • Example 2 The fiber obtained in Example 1 was cut into 38 mm, spun yarn with a cotton count of 30/2 by 2-inch spinning at the mixing ratio shown in Table 2, and manufactured into a plain structure using a 14-gauge circular knitting machine. After knitting, it was dyed off-white by a conventional method to prepare a knitted fabric having a basis weight of 250 g / m 2.
  • Comparative Examples 3 and 4 The fibers obtained in Comparative Examples 1 and 2 were cut into 38 mm, spun yarn of 30/2 by 2-inch spinning at the mixing ratio shown in Table 2, and knitted into a plain structure using a 14-gauge circular knitting machine. Then, it was dyed yellow by a conventional method to prepare a knitted fabric having a basis weight of 250 g / m 2. In Comparative Example 3, since the fibers did not contain titanium oxide, the UPF and the ultraviolet shielding rate were low. Further, in Comparative Example 4, despite the fact that titanium oxide was contained, the UPF and the ultraviolet shielding rate were low. It is considered that this is due to the fact that the cross-sectional shape of the fiber is round.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Knitting Of Fabric (AREA)

Abstract

La présente invention concerne : une fibre acrylique dotée d'excellentes propriétés anti-UV et d'une excellente résistance au boulochage et qui présente une forme de section transversale triangulaire ; et un tissu tricoté doté d'excellentes propriétés anti-UV et d'une excellente résistance au boulochage qui comprend ladite fibre. En particulier, l'invention concerne une fibre acrylique dans laquelle la teneur en oxyde de titane est de 0,3 à 1,9 % en masse et la forme de la section transversale est triangulaire, de préférence une fibre acrylique qui comprend de 90 à 98 % en masse de motifs acrylonitrile et de 2 à 10 % en masse de motifs monomères de vinyle et dans laquelle le produit de la résistance au nœud et de l'allongement des nœuds (produit K) est égal à 10 à 35 et la taille de particule primaire de l'oxyde de titane est égale à 0,1 à 1,0 µm.
PCT/JP2020/031250 2019-08-23 2020-08-19 Fibre acrylique, et filé et tissu tricoté comprenant ladite fibre WO2021039528A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020545367A JP7167991B2 (ja) 2019-08-23 2020-08-19 アクリル繊維、該繊維を含む紡績糸及び編地
CN202080059500.6A CN114302985A (zh) 2019-08-23 2020-08-19 腈纶纤维、包含该纤维的短纤纱和针织物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019152767 2019-08-23
JP2019-152767 2019-08-23

Publications (1)

Publication Number Publication Date
WO2021039528A1 true WO2021039528A1 (fr) 2021-03-04

Family

ID=74685458

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/031250 WO2021039528A1 (fr) 2019-08-23 2020-08-19 Fibre acrylique, et filé et tissu tricoté comprenant ladite fibre

Country Status (3)

Country Link
JP (1) JP7167991B2 (fr)
CN (1) CN114302985A (fr)
WO (1) WO2021039528A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022176705A1 (fr) * 2021-02-19 2022-08-25 株式会社カネカ Fibres acryliques bloquant les rayons uv, tissu de protection contre les rayons uv et produit fibreux les contenant, et leur procédé de fabrication

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS3922688B1 (fr) * 1960-11-10 1964-10-13
JPS57167413A (en) * 1981-04-08 1982-10-15 Japan Exlan Co Ltd Production of spinning dope of acrylonitrile polymer containing uniformly dispersed titanium oxide
JPH05295615A (ja) * 1992-04-10 1993-11-09 Mitsubishi Rayon Co Ltd 抗ピリング性アクリル系繊維及びその製造法
JPH06207311A (ja) * 1993-01-07 1994-07-26 Kanebo Ltd 紫外線透過防止性に優れたアクリル系合成繊維及びその製造方法
JP2006200062A (ja) * 2005-01-19 2006-08-03 Mitsubishi Rayon Co Ltd アクリル繊維
CN201981300U (zh) * 2010-12-29 2011-09-21 晋江市远大服装织造有限公司 一种新型锦纶纤维的截面结构
CN107354531A (zh) * 2017-08-07 2017-11-17 太仓荣文合成纤维有限公司 一种改性pbt纤维纺丝工艺
WO2018066481A1 (fr) * 2016-10-05 2018-04-12 日本エクスラン工業株式会社 Filé excellent en termes de propriétés de légèreté/d'encombrement et excellent en termes de résistance au boulochage, et tissu contenant ledit filé

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100429337C (zh) * 2006-04-21 2008-10-29 中国石油天然气股份有限公司 抗起球腈纶生产方法
JP2008038309A (ja) * 2006-08-09 2008-02-21 Mitsubishi Rayon Co Ltd 抗ピル性アクリル系繊維とその製造方法
CN103668491A (zh) * 2012-09-25 2014-03-26 中国石油化工股份有限公司 一种抗起球腈纶纤维的生产方法
US20170233897A1 (en) * 2014-08-27 2017-08-17 Mitsubishi Rayon Co., Ltd. Glossy pilling-resistant acrylic fiber, method for producing same, and spun yarn and knitted fabric containing said acrylic fiber
JP2017179627A (ja) * 2016-03-29 2017-10-05 東レ株式会社 高フルダル細繊度アクリル系繊維

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS3922688B1 (fr) * 1960-11-10 1964-10-13
JPS57167413A (en) * 1981-04-08 1982-10-15 Japan Exlan Co Ltd Production of spinning dope of acrylonitrile polymer containing uniformly dispersed titanium oxide
JPH05295615A (ja) * 1992-04-10 1993-11-09 Mitsubishi Rayon Co Ltd 抗ピリング性アクリル系繊維及びその製造法
JPH06207311A (ja) * 1993-01-07 1994-07-26 Kanebo Ltd 紫外線透過防止性に優れたアクリル系合成繊維及びその製造方法
JP2006200062A (ja) * 2005-01-19 2006-08-03 Mitsubishi Rayon Co Ltd アクリル繊維
CN201981300U (zh) * 2010-12-29 2011-09-21 晋江市远大服装织造有限公司 一种新型锦纶纤维的截面结构
WO2018066481A1 (fr) * 2016-10-05 2018-04-12 日本エクスラン工業株式会社 Filé excellent en termes de propriétés de légèreté/d'encombrement et excellent en termes de résistance au boulochage, et tissu contenant ledit filé
CN107354531A (zh) * 2017-08-07 2017-11-17 太仓荣文合成纤维有限公司 一种改性pbt纤维纺丝工艺

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022176705A1 (fr) * 2021-02-19 2022-08-25 株式会社カネカ Fibres acryliques bloquant les rayons uv, tissu de protection contre les rayons uv et produit fibreux les contenant, et leur procédé de fabrication

Also Published As

Publication number Publication date
CN114302985A (zh) 2022-04-08
JPWO2021039528A1 (ja) 2021-09-27
JP7167991B2 (ja) 2022-11-09

Similar Documents

Publication Publication Date Title
TWI612188B (zh) 光澤抗起毬性丙烯酸纖維及其製造方法、紡紗及編織物
WO2021039528A1 (fr) Fibre acrylique, et filé et tissu tricoté comprenant ladite fibre
JP5003643B2 (ja) 異形断面ポリエステル繊維
JP3656311B2 (ja) 抗ピル性極細アクリル系繊維及びその製造方法
JP2016194182A (ja) パイル布帛およびその製造方法および繊維製品
JP6129608B2 (ja) 防透性に優れたポリエステル系芯鞘型複合繊維及びその製造方法
US20170292207A1 (en) Lyocell crimped fiber
JP2007100225A (ja) アクリル繊維およびその製造方法
JP2013174033A (ja) 抗ピル性ｖ断面アクリル系繊維およびその製造方法
JP2008038309A (ja) 抗ピル性アクリル系繊維とその製造方法
JPH05295615A (ja) 抗ピリング性アクリル系繊維及びその製造法
JP2018053378A (ja) 紫外線遮蔽性に優れたアクリル繊維
JP2017179627A (ja) 高フルダル細繊度アクリル系繊維
JP2908046B2 (ja) 抗ピリング性アクリル系繊維及びその製造方法
JP2017166108A (ja) アクリル系合成繊維およびその製造方法
JP5569022B2 (ja) アクリル繊維の製造方法
JP2601775B2 (ja) 難燃アクリル系複合繊維
JP2005120512A (ja) 清涼感を有するアクリル系複合繊維及びその製造方法
JP2003147630A (ja) アクリル系異型断面繊維およびその製造方法
JP6331224B2 (ja) アクリロニトリル系繊維およびその製造方法ならびに該繊維を含有する繊維構造物
JPS6035445B2 (ja) アクリロニトリル系合成繊維の製造法
JPH01104828A (ja) アクリル系異形断面繊維
JP2009161863A (ja) 抗ピリング性アクリル系繊維及びその製造方法
JPS5855244B2 (ja) アクリル系合成繊維フイラメントの製造方法
JPH073530A (ja) 抗ピリング性アクリル系繊維及びその製造方法

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2020545367

Country of ref document: JP

Kind code of ref document: A

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20858649

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20858649

Country of ref document: EP

Kind code of ref document: A1