JP2021510126A - 縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法 - Google Patents
縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法 Download PDFInfo
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Abstract
Description
S 合成繊維
C 空隙
100 縮小ノズル加熱治具
110 治具本体
120 縮小ノズル
121 誘導導入部
122 縮小加熱圧着部
123 加熱圧着部
130 加熱ヒータ
Claims (4)
- 天然繊維及び合成繊維を合糸するステップ(S1)と、
前記合糸された合燃糸を縮小ノズル加熱治具100を通過させながら加熱圧着し、前記合成繊維が溶融しながら圧着されて前記天然繊維に融着されるようにするステップ(S2)と、
前記混合された合燃糸をペレット化するステップ(S3)と、
を含んで構成されることを特徴とする縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法。 - 前記縮小ノズル加熱治具100は、
治具本体110と、
前記治具本体110に1つ以上形成される縮小ノズル120と、
前記治具本体110に1つ以上設けられる加熱ヒータ130と、
を備えて構成され、
前記縮小ノズル120は、
誘導導入部121と、
前記誘導導入部121に引き続き形成され、その内径が次第に縮小される縮小加熱圧着部122と、
前記縮小加熱圧着部122に引き続き形成される加熱圧着部123と、
をさらに備えて構成されることを特徴とする請求項1に記載の縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法。 - 前記加熱圧着部123の内径dは、前記合燃糸の外径d0より小さく形成されることを特徴とする請求項2に記載の縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法。
- 前記天然繊維は、亜麻(flax、linen)、***(hemp)、黄麻(jute)、洋麻(kenaf)、アバカ(abaca)、竹(bamboo)、コイヤー(coir)、パイナップル、カラムシ(ramie)、サイザル(sisal)、エネケン(henequen)のうち、いずれか1つを含んで構成され、
前記合成繊維は、PP(PolyPropylene)、PE(PolyEthylene)、PVC(polyvinyl chloride)、EVA(Ethylene−Vinyl Acetate)、Nylon、及びPET(poly ethylen terephthalate)のうち、いずれか1つを含んで構成されることを特徴とする請求項1〜3のいずれか1項に記載の縮小ノズル加熱治具を用いた射出成形用天然繊維複合素材の製造方法。
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KR1020180144983A KR102148571B1 (ko) | 2018-11-22 | 2018-11-22 | 축소 노즐 가열 지그를 이용한 사출 성형용 천연 섬유 복합 소재의 제조 방법 |
KR10-2018-0144983 | 2018-11-22 | ||
PCT/KR2019/015789 WO2020105996A1 (ko) | 2018-11-22 | 2019-11-18 | 축소 노즐 가열 지그를 이용한 사출 성형용 천연 섬유 복합 소재의 제조 방법 |
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JP2002144329A (ja) * | 2000-11-16 | 2002-05-21 | Araco Corp | 天然繊維を混合した合成樹脂ペレット、その製造方法およびその製造装置 |
US20120046394A1 (en) * | 2010-08-20 | 2012-02-23 | The University Of North Carolina At Charlotte | Hemp fiber reinforced composite with recycled high density polyethylene and production thereof |
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FR2031719A5 (ja) * | 1969-02-05 | 1970-11-20 | Verre Textile Ste | |
US6102384A (en) * | 1999-05-07 | 2000-08-15 | Simmons; Charles W. | Nozzle setting jig |
DE19961216A1 (de) * | 1999-12-15 | 2001-06-28 | Hempage Ag | Bewehrungsmaterial, Verfahren zu seiner Herstellung und Anwendung des Bewehrungsmaterials |
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- 2019-11-18 JP JP2020536173A patent/JP7025792B2/ja active Active
- 2019-11-18 WO PCT/KR2019/015789 patent/WO2020105996A1/ko unknown
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EP3718725B1 (en) | 2023-08-23 |
EP3718725A4 (en) | 2021-08-18 |
KR20200059807A (ko) | 2020-05-29 |
EP3718725C0 (en) | 2023-08-23 |
US20210053255A1 (en) | 2021-02-25 |
US11584040B2 (en) | 2023-02-21 |
JP7025792B2 (ja) | 2022-02-25 |
EP3718725A1 (en) | 2020-10-07 |
WO2020105996A1 (ko) | 2020-05-28 |
KR102148571B1 (ko) | 2020-08-26 |
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