JPWO2021176829A5 - - Google Patents

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JPWO2021176829A5
JPWO2021176829A5 JP2022504996A JP2022504996A JPWO2021176829A5 JP WO2021176829 A5 JPWO2021176829 A5 JP WO2021176829A5 JP 2022504996 A JP2022504996 A JP 2022504996A JP 2022504996 A JP2022504996 A JP 2022504996A JP WO2021176829 A5 JPWO2021176829 A5 JP WO2021176829A5
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Japan
Prior art keywords
core
sheath
hair
composite fiber
artificial hair
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JP2022504996A
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Japanese (ja)
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JP7576608B2 (en
JPWO2021176829A1 (en
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Priority claimed from PCT/JP2021/000047 external-priority patent/WO2021176829A1/en
Publication of JPWO2021176829A1 publication Critical patent/JPWO2021176829A1/ja
Publication of JPWO2021176829A5 publication Critical patent/JPWO2021176829A5/ja
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Claims (7)

芯部と鞘部を含む人工毛髪用芯鞘複合繊維であって、
前記人工毛髪用芯鞘複合繊維は、扁平二葉形の断面形状を有し、繊維断面における芯鞘比率が面積比で芯：鞘が３：７～８：２であり、
前記鞘部は、ポリアミド系樹脂を含むポリアミド系樹脂組成物で構成され、
前記芯部は、繊維断面の短軸方向に沿って中心側から外周側に向けて突出した一対の凸部を有する変形楕円形の断面形状を有することを特徴とする人工毛髪用芯鞘複合繊維。 A core-sheath composite fiber for artificial hair comprising a core portion and a sheath portion,
The core-sheath composite fiber for artificial hair has a flat bilobed cross-sectional shape, and the core-sheath ratio in the cross section of the fiber is a core:sheath area ratio of 3:7 to 8:2,
The sheath is composed of a polyamide resin composition containing a polyamide resin,
The core-sheath composite fiber for artificial hair, wherein the core portion has a deformed elliptical cross-sectional shape having a pair of protrusions projecting from the center side toward the outer peripheral side along the minor axis direction of the fiber cross section. . 前記人工毛髪用芯鞘複合繊維は、同心芯鞘型である請求項１に記載の人工毛髪用芯鞘複合繊維。The core-sheath composite fiber for artificial hair according to claim 1, wherein the core-sheath composite fiber for artificial hair has a concentric core-sheath type. 前記芯部が、ポリアルキレンテレフタレート及びポリアルキレンテレフタレートを主体とした共重合ポリエステルからなる群から選ばれる１種以上のポリエステル系樹脂を含むポリエステル系樹脂組成物で構成されている請求項１又は２に記載の人工毛髪用芯鞘複合繊維。 3. According to claim 1 or 2 , wherein the core is composed of a polyester resin composition containing one or more polyester resins selected from the group consisting of polyalkylene terephthalate and copolyester mainly composed of polyalkylene terephthalate. The described core-sheath composite fiber for artificial hair. 前記鞘部が、ナイロン６及びナイロン６６からなる群から選ばれる少なくとも１種を主体としたポリアミド系樹脂を含むポリアミド系樹脂組成物で構成されている請求項１～３のいずれかに記載の人工毛髪用芯鞘複合繊維。 The artificial according to any one of claims 1 to 3, wherein the sheath is composed of a polyamide resin composition containing a polyamide resin mainly composed of at least one selected from the group consisting of nylon 6 and nylon 66. Sheath-core composite fiber for hair. 請求項１～４のいずれかに記載の人工毛髪用芯鞘複合繊維を含むことを特徴とする頭飾製品。 A headdress comprising the core-sheath composite fiber for artificial hair according to any one of claims 1 to 4 . ヘアーウィッグ、かつら、ウィービング、ヘアーエクステンション、ブレードヘアー、ヘアーアクセサリー及びドールヘアーからなる群から選ばれる一種である請求項５に記載の頭飾製品。 6. The headdress product according to claim 5, which is selected from the group consisting of hair wigs, wigs, weaving, hair extensions, braided hair, hair accessories and doll hair. 請求項１～４のいずれかに記載の人工毛髪用芯鞘複合繊維の製造方法であって、
芯部樹脂組成物及び鞘部樹脂組組成物を芯鞘型複合ノズルを用いて溶融紡糸する工程を含むことを特徴とする人工毛髪用芯鞘複合繊維の製造方法。 A method for producing a core-sheath composite fiber for artificial hair according to any one of claims 1 to 4 ,
A method for producing a core-sheath composite fiber for artificial hair, comprising a step of melt-spinning a core resin composition and a sheath resin composition using a core-sheath type composite nozzle.
JP2022504996A 2020-03-03 2021-01-05 Core-sheath composite fiber for artificial hair, head accessory product containing same, and method for manufacturing same Active JP7576608B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020036165 2020-03-03
JP2020036165 2020-03-03
PCT/JP2021/000047 WO2021176829A1 (en) 2020-03-03 2021-01-05 Core-sheath composite fiber for artificial hair, headwear product including same, and production method for same

Publications (3)

Publication Number Publication Date
JPWO2021176829A1 JPWO2021176829A1 (en) 2021-09-10
JPWO2021176829A5 true JPWO2021176829A5 (en) 2022-11-02
JP7576608B2 JP7576608B2 (en) 2024-10-31

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