WO2015068771A1 - 人工毛髪用フィラメントおよび人工毛髪製品 - Google Patents

人工毛髪用フィラメントおよび人工毛髪製品 Download PDF

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Publication number
WO2015068771A1
WO2015068771A1 PCT/JP2014/079476 JP2014079476W WO2015068771A1 WO 2015068771 A1 WO2015068771 A1 WO 2015068771A1 JP 2014079476 W JP2014079476 W JP 2014079476W WO 2015068771 A1 WO2015068771 A1 WO 2015068771A1
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WO
WIPO (PCT)
Prior art keywords
filament
artificial hair
leaf
width
hair
Prior art date
Application number
PCT/JP2014/079476
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
土岐美鈴
佐藤友和
Original Assignee
東レ・モノフィラメント株式会社
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 東レ・モノフィラメント株式会社 filed Critical 東レ・モノフィラメント株式会社
Priority to KR1020167014148A priority Critical patent/KR20160085792A/ko
Priority to JP2015518671A priority patent/JP6970399B2/ja
Priority to EP14860534.8A priority patent/EP3069625B1/en
Priority to CN201480061684.4A priority patent/CN105934172A/zh
Priority to US15/035,806 priority patent/US20160302504A1/en
Publication of WO2015068771A1 publication Critical patent/WO2015068771A1/ja
Priority to PH12016500849A priority patent/PH12016500849B1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41G—ARTIFICIAL FLOWERS; WIGS; MASKS; FEATHERS
    • A41G3/00—Wigs
    • A41G3/0083—Filaments for making wigs
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41G—ARTIFICIAL FLOWERS; WIGS; MASKS; FEATHERS
    • A41G3/00—Wigs
    • 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
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2503/00—Domestic or personal
    • D10B2503/08—Wigs

Definitions

  • This invention relates to the fiber for artificial hair used for a wig, a hair wig, or an extension.
  • a fiber for artificial hair having a cross-sectional shape such as a saddle type or a spectacle type having a neck at the center has been proposed (for example, see Patent Document 1).
  • Y-shaped cross-section fibers for example, see Patent Document 2
  • round Y-shaped cross-section fibers for example, see Patent Document 3
  • JP 2007-146306 A International Publication No. 2008/029727 Japanese Patent No. 3365141
  • a cross-sectional fiber having a neck at the center as proposed in Patent Document 1 is less likely to have a volume feeling, and the fiber always bends in the minor axis direction. For this reason, the direction of the fibers is aligned on the curved surface, the glossiness tends to be unnatural, and there is a problem that it is difficult to express a three-dimensional effect when curled, which is proposed in Patent Documents 2 and 3.
  • the volume feeling is improved with such a cross-sectional shape of the fiber, the external force is likely to cause yarn breakage and breakage, which is not satisfactory in terms of durability.
  • the object of the present invention is to solve the above-mentioned problems in the prior art.
  • an object of the present invention is to provide a filament for artificial hair that is excellent in volume and gloss and is less likely to break or break.
  • a filament of a thermoplastic resin is a multi-leaf shape having three or more leaf cracks, and the width of the leaf cracks
  • a filament for artificial hair is provided wherein is 10 to 60% of the width of the filament and the depth of the leaf crack is 5 to 30% of the height of the filament.
  • the number of leaf portions of the multileaf shape is 3 to 8
  • the single yarn fineness is 20 to 150 dtex
  • the thermoplastic resin is a polyester resin, a polyamide resin, an acrylic resin, a polyvinyl chloride resin, a polyacrylonitrile resin, a polyphenylene sulfide resin, and a cellulose resin. It is preferable that at least one selected from the group consisting of the above group is a preferable condition. When these conditions are satisfied, further excellent performance is exhibited.
  • the artificial hair product of the present invention is characterized in that the artificial hair filament is used in at least a part of a hair material.
  • FIG. 5B is a side view schematically showing the position of the sample, the light source, and the light receiver when measuring the glossiness.
  • FIGS. 1 (a) to 1 (c) and FIGS. 2 (d) to (e) are all cross-sectional views in the direction perpendicular to the fiber axis of the filament for artificial hair according to the present invention.
  • 1 is a filament for artificial hair
  • 2 is a leaf crack
  • 3 is a leaf.
  • the leaf crack part shows the groove
  • the recessed part in a cross section shall also be described as a leaf crack part.
  • the leaf portion refers to a portion sandwiched between adjacent leaf crack portions, and the concept applied to both the filament and the cross section is the same as in the case of the leaf crack portion.
  • the filament for artificial hair of the present invention has a multi-leaf shape in which the cross section perpendicular to the fiber axis has three or more leaf cracks.
  • a cross section shall show a cross section perpendicular to a fiber axis.
  • the multi-leaf shape in the present invention is a shape having a plurality of leaf crack portions and leaf portions divided thereby, for example, (a) to (c) in FIG. 1 and (a) in FIG. 2, (b) in FIG. 2 is called 4 leaves, (c) in FIG. 2 is called 5 leaves, and so on.
  • the width (W2) of the leaf crack is 10 to 60% of the width (W1) of the filament.
  • the ratio of the width (W2) of the leaf crack portion to the width (W1) of the filament (hereinafter sometimes abbreviated as W2 / W1) is preferably 30% or more, and more preferably 40% or more.
  • W2 / W1 is preferably 55% or less, and more preferably 50% or less.
  • the depth (H2) of the leaf crack is 5 to 30% of the height (H1) of the filament.
  • the ratio of the leaf crack depth (H2) to the filament height (H1) (hereinafter sometimes abbreviated as H2 / H1) is preferably 10% or more, and more preferably 15% or more. More preferred. On the other hand, as for the upper limit, H2 / H1 is preferably 25% or less, and more preferably 20% or less.
  • the values of the filament width (W1), the leaf crack width (W2), the filament height (H1), and the leaf crack depth (H2) satisfy the above relationship. It is defined that each value obtained for each leaf crack satisfies the relationship in all leaf cracks in the cross section of the filament.
  • Filament width (W1), leaf crack width (W2), filament height (H1), and leaf crack depth (H2) are defined as follows.
  • a tangent line that touches both two adjacent leaf parts across one leaf crack is drawn, and the maximum distance between the filament contours in the direction parallel to the tangent line is defined as the filament width (W1), the tangent line and the leaf.
  • the distance between two contact points with the part is defined as the width (W2) of the leaf crack part.
  • the maximum distance between the filament contours in the direction perpendicular to the tangent is the filament height (H1), and the maximum depth in the direction perpendicular to the tangent is the leaf crack depth (H2).
  • the number of leaf portions of a multileaf shape is preferably 3 to 8, more preferably 3 to 6, and further preferably 3 or 4. If it is outside the above range, it tends to be difficult to satisfy the relationship between the width of the leaf crack and the width of the filament and the relationship between the depth of the leaf crack and the height of the filament.
  • the type of filament may be any type such as multifilament and monofilament, but is preferably a monofilament.
  • the cross-sectional shape of each single yarn constituting it satisfies the above.
  • the fineness of the filament for artificial hair of the present invention is preferably 20 to 150 dtex.
  • the fineness is more preferably 30 dtex or more, and further preferably 40 dtex or more.
  • the upper limit is more preferably 130 dtex or less, still more preferably 100 dtex or less, and particularly preferably 70 dtex or less.
  • the filament of a single fineness may be sufficient, you may use combining the filament of a several fineness within the said range.
  • the fineness of the filament means that the average value of the fineness of each single yarn constituting the filament is within the above range.
  • the filament for artificial hair of the present invention is a filament of a thermoplastic resin, and any type can be used as long as it is a thermoplastic resin.
  • a thermoplastic resin for example, polyester resin, polyamide resin, acrylic resin, polyvinyl chloride resin It is preferably at least one selected from the group consisting of a polyacrylonitrile resin, a polyphenylene sulfide resin, and a cellulose resin.
  • polyester resins, polyamide resins, and polyphenylene sulfide resins are particularly preferable.
  • the filament for artificial hair of the present invention is provided with matting agents such as titanium oxide, calcium carbonate, kaolin, clay, pigments, dyes, lubricants, antioxidants, heat-resistant agents, heat-resistant agents, and light-resistant agents as necessary. , UV absorbers, antistatic agents, fluorescent agents, plasticizers, antibacterial agents, and the like.
  • the filament for artificial hair of the present invention may contain a known organic or inorganic flame retardant such as phosphorus, halogen or antimony trioxide in order to protect the human body from a fire hazard during use.
  • a known organic or inorganic flame retardant such as phosphorus, halogen or antimony trioxide in order to protect the human body from a fire hazard during use.
  • the filament for artificial hair of the present invention may be obtained by modifying the polyester constituting the filament for artificial hair for the purpose of preventing the filament from being stuck or entangled due to electric resistance, or adhering dust. It may be provided with a surface.
  • a known surfactant such as silicone may be applied to the filament surface in order to further improve combability.
  • the tensile strength and knot strength of the artificial hair filament of the present invention are preferably 1 to 5 cN / dtex and 0.5 to 3 cN / dtex, respectively. If it is the said range, it exists in the tendency for process permeability to become favorable in the process step of artificial hair products.
  • the filament for artificial hair of the present invention preferably has a bending hardness of 0.03 to 0.25 cN. If it is the said range, it will be easy to feel the hair and the waist close to human hair.
  • the production method of the filament for artificial hair of the present invention will be described, but the production method is not particularly limited, and a known spinning method can be adopted.
  • melt spinning will be described as an example, but the present invention is not limited to this.
  • various raw materials are charged into the hopper.
  • various additives may be mixed and supplied.
  • the raw material is supplied from a hopper to a uniaxial extruder type melt spinning apparatus to perform melt spinning.
  • the melting temperature at this time is preferably about the melting point of the thermoplastic resin to be used + 20 ° C. or so.
  • the molten polymer is weighed with a gear pump in accordance with the final fineness of the filament, filtered through a metal filter in a spinning pack, and spun from a deformed die.
  • the spun undrawn yarn is continuously guided into the cooling medium and cooled and solidified.
  • the cooling medium include water and polyethylene glycol.
  • the cooling medium is not particularly limited as long as it can be easily removed from the surface of the filament and does not change chemically or physically.
  • the unstretched yarn that has been cooled and solidified is subjected to one-stage heating or multi-stage drawing and heat setting in order to obtain the necessary strength as a filament.
  • the heat medium used in this case include air, hot water, steam, polyethylene glycol, glycerin and silicone oil, but they can be easily removed from the filament surface, resulting in chemical and physical changes. If it does not give, it will not specifically limit.
  • the filament for artificial hair thus obtained is wound with a finishing oil attached as necessary.
  • the filament for artificial hair obtained by the above method may be subjected to known post-processing such as dyeing, alkali treatment, sand blasting, crimping, baking and curling as necessary.
  • the artificial hair product of the present invention uses the above-described artificial hair filament as at least a part of the hair material, and includes wigs, hair wigs, hair pieces, extensions, fur, doll hair, hair ornaments, and the like. These artificial hair products can be produced by a known method, and the production method of the artificial hair product itself is not particularly limited.
  • Fineness Four 500 mm samples were accurately taken under the initial load specified in JIS L 1013: 2010, the mass was measured, and the fineness was calculated by the following formula.
  • Fineness [dtex] mass [g] ⁇ 10000/2.
  • Sectional shape Filament samples 30 m were cut every 1 m, and five samples were arbitrarily extracted therefrom. Samples for cross-sectional observation cut out in the direction perpendicular to the fiber axis direction of the filament were prepared for five extracted samples. These samples were observed using a digital microscope (manufactured by Keyence Corporation, VHX-500F), and the following lengths were measured with a main measurement tool.
  • Porosity A straight artificial hair bundle having a length of 10 cm is prepared. This sample is placed in a container shown in FIG. 4 in a predetermined amount parallel to the length direction, and a load of 27 g (10 ⁇ 10 ⁇ 100 mm aluminum square) is applied, and 5-10 seconds after the load is applied. During the measurement, the height h [mm] was measured. Further, the mass m [g] of the sample in the container was measured.
  • the predetermined amount refers to an amount such that the height after applying a load is 5 to 10 mm.
  • a cross-sectional observation sample cut in a direction perpendicular to the fiber axis direction of the filament is observed using a digital microscope (manufactured by Keyence Corporation, VHX-500F), and main measurement is performed.
  • the cross-sectional area A [mm 2 ] of the single yarn was measured using a tool.
  • the G value is calculated by the following formula (2) from the reflectance d at a reflection angle of 0 ° and the maximum reflectance Sf appearing near the reflection angle of 30 °, and the sample is changed for each measurement. Was calculated.
  • the G value is an index of glossiness. The larger the G value, the stronger the glossiness due to regular reflection, that is, the stronger the glossiness.
  • Example 1 A polyethylene terephthalate chip having an intrinsic viscosity (measured at 25 ° C. in a mixed solvent of phenol and tetrachloroethane 1: 1) containing 2.5% by mass of cohesive silicon oxide particles (average particle size 2.43 ⁇ m) was obtained. And dried for 9 hours at 165 ° C. under vacuum. The chips are supplied to an extrusion-type spinning machine at 285 ° C., and the heat-melted resin composition is extruded from a three-leaf nozzle corresponding to the yarn cross-sectional shape of FIG. 1 (a) and immediately cooled in water at 30 ° C. Subsequently, the film was stretched 4.1 times under hot water at 55 ° C. and further under dry heat at 100 ° C., and then subjected to relaxation heat treatment in a dry heat atmosphere.
  • the wound monofilament was immersed in a sodium hydroxide solution as an alkali treatment, the hair surface was dissolved, washed with water, and dried to obtain a straight polyester monofilament.
  • the polyester monofilament was dyed black using a conventional dyeing method with a high-pressure dyeing machine, and then subjected to reduction washing using a conventional washing method to obtain a straight dyed monofilament for artificial hair.
  • Table 1 shows the properties of the obtained filament for artificial hair.
  • Example 2 Using a polyethylene terephthalate chip having an intrinsic viscosity of 1.10 containing 1.5% by mass of colloidal silica (Silicia 730 manufactured by Fuji Silysia Chemical Co., Ltd.), an extrusion nozzle having three leaves corresponding to the yarn cross-sectional shape of FIG. A straight monofilament for artificial hair was obtained in the same manner as in Example 1 except that the nozzle was changed.
  • colloidal silica Siliconicia 730 manufactured by Fuji Silysia Chemical Co., Ltd.
  • Table 1 shows the properties of the obtained filament for artificial hair.
  • Examples 3 and 4 Comparative Examples 1 to 3
  • a straight monofilament for artificial hair was obtained in the same manner as in Example 2 except that the extrusion nozzle was changed to a nozzle corresponding to each shape shown in Table 1.
  • Table 1 shows the properties of the obtained filament for artificial hair.
  • filaments for artificial hair having a cross-sectional shape that does not satisfy the conditions of the present invention are not only unnatural in volume and gloss, but also prone to yarn breakage and breakage, and artificial hair It was unsuitable for use as an industrial filament.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Prostheses (AREA)
  • Materials For Medical Uses (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
PCT/JP2014/079476 2013-11-11 2014-11-06 人工毛髪用フィラメントおよび人工毛髪製品 WO2015068771A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020167014148A KR20160085792A (ko) 2013-11-11 2014-11-06 인공 모발용 필라멘트 및 인공 모발 제품
JP2015518671A JP6970399B2 (ja) 2013-11-11 2014-11-06 人工毛髪用フィラメントおよび人工毛髪製品
EP14860534.8A EP3069625B1 (en) 2013-11-11 2014-11-06 Filament for artificial hair and artificial hair product
CN201480061684.4A CN105934172A (zh) 2013-11-11 2014-11-06 人造毛发用长丝和人造毛发制品
US15/035,806 US20160302504A1 (en) 2013-11-11 2014-11-06 Filament for artificial hair, and artificial hair product
PH12016500849A PH12016500849B1 (en) 2013-11-11 2016-05-06 Filament for artificial hair, and artificial hair product

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-232698 2013-11-11
JP2013232698 2013-11-11

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WO2015068771A1 true WO2015068771A1 (ja) 2015-05-14

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US (1) US20160302504A1 (ko)
EP (1) EP3069625B1 (ko)
JP (1) JP6970399B2 (ko)
KR (1) KR20160085792A (ko)
CN (1) CN105934172A (ko)
PH (1) PH12016500849B1 (ko)
WO (1) WO2015068771A1 (ko)

Cited By (1)

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WO2020039704A1 (ja) * 2018-08-23 2020-02-27 株式会社カネカ 人工毛髪用アクリル系繊維、及びそれを含む頭飾製品

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CN106521695A (zh) * 2016-10-20 2017-03-22 河南瑞贝卡发制品股份有限公司 低亮度发用纤维生产方法
CN107034547A (zh) * 2016-11-08 2017-08-11 河南瑞贝卡发制品股份有限公司 发用聚氯乙烯纤维生产方法
JP7072567B2 (ja) * 2017-05-30 2022-05-20 デンカ株式会社 人工毛髪用繊維
KR101972271B1 (ko) * 2018-09-05 2019-04-24 박한수 인조 모발용 원사를 제조하는 방법 및 장치
EP3760769A1 (en) 2019-07-02 2021-01-06 Carl Freudenberg KG Irregularly shaped polymer fibers
CN112962159A (zh) * 2021-03-01 2021-06-15 太仓逸枫化纤有限公司 一种高强度涤纶长丝、制备方法及制备装置
CN117449023B (zh) * 2023-12-26 2024-03-15 吴江福华织造有限公司 一种功能面料及其制备方法

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WO2020039704A1 (ja) * 2018-08-23 2020-02-27 株式会社カネカ 人工毛髪用アクリル系繊維、及びそれを含む頭飾製品
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JPWO2020039704A1 (ja) * 2018-08-23 2021-08-26 株式会社カネカ 人工毛髪用アクリル系繊維、及びそれを含む頭飾製品
JP7245841B2 (ja) 2018-08-23 2023-03-24 株式会社カネカ 人工毛髪用アクリル系繊維、及びそれを含む頭飾製品
US11885043B2 (en) 2018-08-23 2024-01-30 Kaneka Corporation Acrylic fiber for artificial hair, and head decoration product including same

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Publication number Publication date
JP6970399B2 (ja) 2021-11-24
US20160302504A1 (en) 2016-10-20
EP3069625B1 (en) 2019-01-02
PH12016500849A1 (en) 2016-06-13
JPWO2015068771A1 (ja) 2017-03-09
PH12016500849B1 (en) 2016-06-13
CN105934172A (zh) 2016-09-07
EP3069625A1 (en) 2016-09-21
KR20160085792A (ko) 2016-07-18
EP3069625A4 (en) 2017-04-26

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