WO2020004843A1 - Ensemble de tissu non-tissé et masque de type feuille utilisant celui-ci - Google Patents

Ensemble de tissu non-tissé et masque de type feuille utilisant celui-ci Download PDF

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Publication number
WO2020004843A1
WO2020004843A1 PCT/KR2019/007218 KR2019007218W WO2020004843A1 WO 2020004843 A1 WO2020004843 A1 WO 2020004843A1 KR 2019007218 W KR2019007218 W KR 2019007218W WO 2020004843 A1 WO2020004843 A1 WO 2020004843A1
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WO
WIPO (PCT)
Prior art keywords
lyocell
nonwoven fiber
fiber assembly
nonwoven
circle
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2019/007218
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English (en)
Korean (ko)
Inventor
진상우
김우철
정종철
김진일
조용관
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kolon Industries Inc
Original Assignee
Kolon Industries Inc
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 Kolon Industries Inc filed Critical Kolon Industries Inc
Priority to JP2020565990A priority Critical patent/JP2021526598A/ja
Priority to US17/050,510 priority patent/US20210235848A1/en
Priority to EP19826613.2A priority patent/EP3779011A4/fr
Priority to CN201980040212.3A priority patent/CN112567087A/zh
Publication of WO2020004843A1 publication Critical patent/WO2020004843A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D44/00—Other cosmetic or toiletry articles, e.g. for hairdressers' rooms
    • A45D44/002—Masks for cosmetic treatment of the face
    • 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
    • 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
    • D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series
    • D04H1/4258—Regenerated cellulose series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D04H1/43912—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres fibres with noncircular cross-sections
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/74—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being orientated, e.g. in parallel (anisotropic fleeces)

Definitions

  • Fiber refers to a natural or artificial linear object that is flexible and thin in shape and has a large ratio of length to thickness. These fibers are divided into long fibers, brisket fibers and short fibers in terms of their shape, and are divided into natural fibers and artificial fibers in terms of raw materials.
  • lyocell (1 method 61 1) fibers manufactured from natural pulp and amine oxide hydrate have been introduced. These lyocell fibers have superior tensile properties and tactile properties compared to conventional recycled fibers, and do not generate any contaminants in the production process, and the amine oxide solvents used are recyclable and biodegradable when disposed. As an eco-friendly fiber, it is used in various fields.
  • the current lyocell fiber can produce only products having a circular cross-section, and it is expected that the lyocell fiber may exhibit various physical properties according to the cross-sectional shape of the lyocell fiber.
  • Japanese Patent Laid-Open Publication No. 2009-540140 discloses a technique related to a nonwoven fiber assembly including lyocell fibers.
  • a lyocell fiber prepared by spinning a lyocell spinning dope comprising a cellulose pulp and a 1methylmorpholine-oxide aqueous solution, and the cross-section of the lyocell monofilament included in the lyocell fiber,
  • the plurality of protrusions comprise a virtual first circle 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • a nonwoven fabric which is in contact with a virtual second circle included in the virtual first circle, and is integrally formed with the virtual second circle as a center and whose end is in contact with the virtual first circle. Fiber aggregates are provided.
  • first and second terms are used to describe various components, which terms are only used to distinguish one component from another component.
  • the lyocell (61 1) fiber is made from natural pulp and amine oxide hydrate, and may have fiber properties such as excellent tensile properties and feel compared to conventional recycled fibers.
  • the lyocell fiber corresponds to a hydrophilic material, and the lower the fineness, the higher the specific surface area, the better the water saw force, and when impregnated with a liquid composition such as moisture and essence in the nonwoven fiber assembly including the lyocell fiber. As a result, the absorbency of the nonwoven fiber assembly may be increased, and the holding force of the liquid composition in the nonwoven fiber assembly may be increased.
  • the lyocell fibers contained in the nonwoven fiber assembly is a cellulose pulp and It was prepared by spinning a lyocell spinning dope containing an aqueous solution of oxide, in particular, it was confirmed that the effect of dissolving cellulose pulp more easily in the lyocell spinning dope due to the use of aqueous solution of methyl morpholine-oxide.
  • the nonwoven fiber assembly can be used for industrial materials because of its excellent bending properties, it can be used for clothing or interiors because of its good texture and soft gloss, and it can absorb and maintain solvents such as transparency, skin adhesion, moisture, Due to its excellent physical properties such as smooth surface feel, it can be used for mask pack nonwoven fiber aggregate applications.
  • the lyocell fiber included in the nonwoven fiber assembly according to the embodiment includes at least one lyocell multifilament, and such lyocell multifilament may comprise at least one lyocell monofilament.
  • the lyocell monofilament may have a release cross section (1111 ⁇ 11 ⁇ 21), and specifically, the release cross section means a shape including a plurality of protrusions 2.
  • the release cross section includes a virtual first circle 11 connecting the end points of each of the plurality of protrusions 2 and a virtual second circle 12 contained within the virtual first circle 11. Its size and shape can be defined within the range of.
  • the virtual first circle 11 and the virtual second circle 12 are circles in which the virtual first circle 11 has a larger radius than the virtual second circle 12, and the virtual first circle 11.
  • the circle and the second circle may be the same center.
  • the virtual first circle 11 may have a radius of 6.0 to 7.8_, 6.5 to 7.7, or 7.0 to 7.5_. If the radius of the virtual first circle is less than 6.0, it is impossible to implement a cross-sectional shape, and if it is more than 7. Sm, it may be difficult to form a monofilament having a fineness suitable as a fiber product.
  • the virtual second circle 12 may have a radius of 1.8 to 2.1. If the radius of the virtual second circle is less than 1.8 / year, it is impossible to implement a heteromorphic cross-sectional shape, It can be difficult to form monofilaments with fineness suitable as textile products.
  • the space occupancy refers to the proportion of space that the monofilament actually occupies in the fiber due to the plurality of protrusions of the release cross section. That is, when the cross section of the monofilament included in the lyocell fiber is a circular cross section, the cross-sectional area of the actual monofilament and the area of the virtual first circle are the same. 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • the space occupancy is defined as 100%.
  • the actual area occupied by the fiber is increased by the projection. Therefore, as the space occupancy increases, the specific surface area of the fiber increases.
  • the lyocell fiber that satisfies the above-mentioned space occupancy may have various properties such as bloating property, interfacial adhesion property, and quick-drying property due to the increased specific surface area.
  • the lyocell fibers contained in the nonwoven fiber assembly according to the embodiment, the cellulose pulp and It is a fiber produced by spinning a lyocell spinning dope containing an aqueous solution of tylmorpholine-oxide.
  • the lyocell spinning dope is 6 to 16% by weight of cellulose pulp; And It may include 84 to 94% by weight of the aqueous oxide solution.
  • the weight ratio of the cellulose pulp and -methyl morpholine-oxide aqueous solution may be 6: 94 to 16: 84, 8: 92 to 14: 86 to 10: 90 to 12: 88.
  • the lyocell spinning dope if the content of cellulose pulp is too small, it is difficult to realize the fibrous characteristics, and if the content of cellulose pulp is too high, it may be difficult to dissolve in the aqueous phase.
  • the content of the -methylmorpholine-oxide aqueous solution if the content of the -methylmorpholine-oxide aqueous solution is too small, there is a problem in that the dissolution viscosity is greatly increased. It can be difficult to produce uniform fibers at.
  • the cellulose pulp may have an alpha-cellulose content of 85 to 97% by weight, 89 to 95% by weight, or 92 to 94% by weight.
  • the degree of polymerization of the cellulose pulp ( ⁇ is 600 to 1700, 700 to 1600, or 800 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • the weight ratio of -methyl morpholine-1 oxide and water may be 93: 7 to 85:15.
  • the dissolution temperature is increased, so that decomposition of cellulose may occur when the cellulose is dissolved, and when the weight ratio is less than 85:15, the dissolution performance of the solvent is deteriorated. May be difficult to dissolve.
  • the lyocell fiber prepared by spinning the lyocell spinning dope described above may be manufactured in the form of staple short fibers, which is important for mask packs, such as skin adhesion, essence absorption and holding power, soft texture, and the like. Very good compared to the material, it can be used in nonwoven fiber aggregates for mask packs.
  • the crimp number of the lyocell fiber may be 5 to 2 or 8 to 12. If the number of crimps is too small, nonwoven fiber assembly 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • the nonwoven fiber assembly has a water absorption of 1000 to 1600%, 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • the lyocell fiber has a higher water absorption than other fibers corresponding to hydrophilicity, but satisfies the basis weight and thickness range of the nonwoven fiber assembly while satisfying the characteristics of the lyocell fiber.
  • the water absorption of the nonwoven fiber assembly comprising a can be absorbed in accordance with the above range.
  • the non-woven fiber assembly may be a skin adhesion after the moisture treatment for 3.6 to 4.2, the skin adhesion after the essence treatment may be 4.5 to 5.3.
  • the skin adhesion of the nonwoven fiber assembly also satisfies the characteristics of the lyocell fibers, and may satisfy the above range by the basis weight and thickness of the nonwoven fiber assembly including the same.
  • the moisture or essence treatment on the nonwoven fiber aggregate means that the nonwoven fiber aggregate is immersed in or immersed in a liquid composition such as water or essence, and the skin adhesion force adheres the moisture or essence treated nonwoven fiber aggregate to human skin. After measuring the adhesive force appearing while shaking off.
  • the nonwoven fiber assembly may exhibit such a content as most of the emulsion contained in the lyocell fibers is washed away during acceptance of the spunlace process in the nonwoven fiber assembly manufacturing process.
  • the content / weight ratio of the cellulose pulp and aqueous methylmorpholine-oxide solution, the content of alpha-cellulose, the degree of polymerization of the cellulose pulp, and the water content in the aqueous solution of -methylmorpholine-oxide are described in the nonwoven fiber assembly of the above-described embodiment. As shown.
  • the spinning of the lyocell spinning dope may be performed while the lyocell spinning dope is discharged from the spinning nozzle of the spinneret, and the spinning dope discharged from the spinning nozzle may have a filament shape.
  • the spinneret may serve to discharge the spinning dope on the filament into the coagulation liquid in the coagulation bath through the air 3 ⁇ 4 section. Discharging the spinning dope from the spinneret may be performed at a spinning temperature of 80 to 130.
  • the ratio 2) is a step of coagulating the lyocell spinning dope spun in the step (a) to obtain a lyocell multifilament.
  • the solidification of the step 2) is to supply cooling air to the spinning dope to coagulate.
  • a second coagulation step of dipping the first coagulated spinning dope in a coagulating solution is to supply cooling air to the spinning dope to coagulate.
  • the factors affecting the properties of the lyocell multifilament obtained in step 2) are the temperature and wind speed of the cooling air in the air gap section, and the solidification of the step 2) is a temperature of 4 to 15 ° C and a 5 to 10111.
  • the cooling air having a wind speed of / 3 may be supplied to the spinning dope to solidify.
  • the spinning dope is supplied to the coagulation bath containing the coagulation liquid may be secondary coagulation.
  • the temperature of the coagulation liquid is It may be: This is to ensure that the solidification rate is properly maintained because the secondary solidification temperature is not too high.
  • the coagulating solution is not particularly limited because it can be prepared and used in a conventional composition in the technical field to which the present invention belongs.
  • Step 3) is a step of washing the lyocell multifilament obtained in step 02).
  • the lyocell multifilament obtained in the step 2) after introducing the lyocell multifilament obtained in the step 2) to the traction roller, it can be washed by introducing into the washing bath.
  • Step 4) comprises the lyocell multifilament washed in step 3).
  • Crimping is a process of imparting crimp to a multifilament. Specifically, crimping can be performed using a stuffer box to obtain 8 to 12 crimps per inch.
  • step (S5) may be to supply steam to the lyocell multifilament and to crimp by applying pressure.
  • the crimp is not formed smoothly. If the steam supply is more than 1.0 kgf / cm 2, the temperature in the stopper box rises to 120 ° C or more, and the filaments stick together to pass through the stopper box. You may not be able to. In addition, if the pressure for pressing the pressing roller is less than 1.5 kgf / cm 2 The desired number of crimps are not formed, if the pressure exceeds 3.0kgf / cm 2 the pressing force is too strong, this too filament may not pass through the stopper box.
  • the crimp tow is dried using a Latt i ce dryer and cut 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • Step 7) is a step of preparing the lyocell staple fibers obtained in step 6) into a nonwoven fiber assembly.
  • the lyocell staple fibers can be interlaced by carding and spunlacing to produce nonwoven fiber assemblies.
  • Figure 2 (3) is a photograph taken a cross section of the lyocell fibers prepared according to Preparation Example 1
  • Figure 2 (I ) ) is a photograph taken a cross section of the lyocell fibers prepared according to Preparation Example 2
  • a lyocell fiber comprising a multifilament made of a monofilament having a release cross section including three protrusions was produced in the same manner as in Production Example 1, except that the monofilament of the lyocell monofilament was 1.4 denier. It was.
  • a lyocell fiber comprising a multifilament made of a monofilament having a release cross section including three protrusions was produced in the same manner as in Production Example 1, except that the monofilament of the lyocell monofilament was 2.5 denier. It was.
  • a lyocell fiber comprising a multifilament consisting of a monofilament having a circular cross section having a cross section diameter of 13.78 / m, in the same manner as in Production Example 5, except that the monofilament of the lyocell monofilament is 2.0 denier.
  • the cross-sectional shape, cross-sectional area, fineness and space occupancy of the lyocell monofilament contained in the lyocell fibers were measured and calculated by the following method, and the results were as follows. Table 1 shows. 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • a small amount of fiber was sampled, rolled together with black cotton, and inserted into a hole in a plate capable of cutting the cross section, and then cut so that the cross section was not pushed with a razor blade.
  • the image was magnified and observed using an optical microscope (BX51, manufactured by Olympus, Inc.) (X500) and the image was stored with a digital camera.
  • the cross-sectional image of the fiber was determined using the Olympus soft imaging solut ion program, and the length and area of the major and minor axes, the fiber thickness, and the circumferential length were analyzed.
  • the space occupancy rate of the lyocell fibers was calculated by the following equation.
  • Space occupancy (%) (area of virtual first circle / cross-sectional area of monofilament contained in lyocell fibers) X 100
  • the lyocell fibers of Preparation Examples 1 to 4 consisting of a monofilament having a heteromorphic cross section including three protrusions
  • the lyocells of Preparation Example 5 and Preparation Example 6 consisting of a monofilament having a circular cross section
  • (3)-() of FIG. 2 is the photograph which took the cross section of the lyocell fiber of manufacture example 1-manufacture example 3.
  • the lyocell fibers of Preparation Examples 1 to 4 had a large specific surface area, and could be widely applied to a field requiring fibers having a large specific surface area.
  • the lyocell fiber prepared in Preparation Example 1 was steam box (pressure conditions) 2020/004843 1 »(: 1 ⁇ 1 ⁇ 2019/007218
  • Basis weight nonwoven fiber aggregate sample weight measurement X 100
  • Sample preparation The nonwoven fiber assembly is immersed in water or essence for 10 minutes.
  • Haze a light transmissive instrument, for measuring transparency of nonwoven fiber assemblies
  • the nonwoven fiber assembly is cut into 25 mm x 150 mm size and immersed in water or essence for 10 minutes and adhered to the human arm. Immediately after adhesion, Instrondnstron, Instron-3365) was used to measure the adhesive force (unit gf) while removing the nonwoven fiber aggregate from the skin.
  • Examples 1 to 4 are heterogeneous cross-sections including a plurality of protrusions, in particular, a virtual second circle in which a plurality of protrusions are included in the inside of the virtual first circle and the virtual first circle.
  • Nonwoven fibers of Comparative Examples 1 and 2 wherein the nonwoven fibers of Comparative Examples 1 and 2 are in contact with each other, and are formed integrally with the imaginary second circle as a center and the ends thereof contact with the imaginary first circle. It was confirmed that the thinner than the aggregate shows excellent performance in transparency, water absorption, and adhesion.

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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)
  • Nonwoven Fabrics (AREA)
  • Artificial Filaments (AREA)

Abstract

La présente invention concerne un ensemble de tissu non tissé et un masque de type feuille utilisant celui-ci et, spécifiquement : un ensemble de tissu non tissé, qui présente d'excellentes caractéristiques de flexion pour une utilisation dans un matériau industriel, ayant un toucher agréable et une brillance douce pour utilisation dans des vêtements ou la décoration d'intérieur, ayant d'excellentes propriétés physiques telles que la transparence, l'adhérence à la peau, l'absorption de solvants tels que l'eau, et la maintenance et une sensation de surface lisse pour une utilisation dans un ensemble de tissu non tissé de masque de type feuille, et comprend une fibre lyocell présentant une surface spécifique élevée; et un masque de type feuille utilisant l'ensemble de tissu non tissé.
PCT/KR2019/007218 2018-06-29 2019-06-14 Ensemble de tissu non-tissé et masque de type feuille utilisant celui-ci Ceased WO2020004843A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020565990A JP2021526598A (ja) 2018-06-29 2019-06-14 不織繊維集合体およびこれを用いたマスクパックシート
US17/050,510 US20210235848A1 (en) 2018-06-29 2019-06-14 Non-woven fiber aggregates and mask pack sheet using the same
EP19826613.2A EP3779011A4 (fr) 2018-06-29 2019-06-14 Ensemble de tissu non-tissé et masque de type feuille utilisant celui-ci
CN201980040212.3A CN112567087A (zh) 2018-06-29 2019-06-14 无纺布纤维集合体及使用其的面膜片

Applications Claiming Priority (2)

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KR1020180075232A KR102352034B1 (ko) 2018-06-29 2018-06-29 라이오셀 섬유를 포함하는 부직 섬유 집합체
KR10-2018-0075232 2018-06-29

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US (1) US20210235848A1 (fr)
EP (1) EP3779011A4 (fr)
JP (1) JP2021526598A (fr)
KR (1) KR102352034B1 (fr)
CN (1) CN112567087A (fr)
WO (1) WO2020004843A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117431651A (zh) * 2023-10-26 2024-01-23 华东理工大学 具有抗敏舒缓功效的龙胆莱赛尔纤维及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250380735A1 (en) * 2021-12-28 2025-12-18 Kolon Industries, Inc. Lyocell material with modified cross section, cigarette filter, and manufacturing method therefor
WO2025116639A1 (fr) * 2023-11-30 2025-06-05 코오롱인더스트리 주식회사 Trou de filière de dispositif de filière pour la fabrication de fibre lyocell, et fibre lyocell

Citations (6)

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