JP2023519775A - 繊維、同繊維で形成された複合材料、および同複合材料を形成する方法 - Google Patents
繊維、同繊維で形成された複合材料、および同複合材料を形成する方法 Download PDFInfo
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- 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
- D01F6/46—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 polyolefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
- C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
-
- 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
- D01D1/00—Treatment of filament-forming or like material
- D01D1/04—Melting filament-forming substances
-
- 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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
-
- 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
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Nonwoven Fabrics (AREA)
- Multicomponent Fibers (AREA)
Abstract
Description
本出願は、2019年12月3日に出願された、米国仮出願第62/942,819号の利益を主張し、上記関連出願は、参照によりその全体が本明細書に組み込まれる。
実施例
102 コア
104 シース
106 粒子
108 粒子
110 外面
Claims (21)
- 繊維であって、
前記繊維が、
マトリックスを形成する低融点ポリオレフィン材料と、
重合体または共重合体の粒子として前記マトリックスに懸濁した前記重合体または共重合体であって、前記重合体または共重合体の前記粒子が、前記低融点ポリオレフィン材料に比べて高硬度かつ高剛性を示す重合体または共重合体と
を含み、
前記重合体または共重合体は、前記低融点ポリオレフィンに対し非混合性を有する、繊維。 - 前記繊維は、押し出された繊維である、請求項1に記載の繊維。
- 前記重合体または共重合体は、ポリエチレンテレフタレート、ポリブチレンテレフタレート、ポリラクチド、ポリアミド、ポリスチレン、ポリビニルアルコール、およびアクリロニトリル・ブタジエン・スチレンからなる群のうちの1つ以上から選択される、請求項1に記載の繊維。
- 前記マトリックスに懸濁した前記重合体または共重合体は、前記低融点ポリオレフィンの1%~25%の間の重量である、請求項1に記載の繊維。
- 前記繊維は、二成分繊維である、請求項1に記載の繊維。
- 前記二成分繊維は、コアおよびシースを有し、かつ
前記シースは、前記低融点ポリオレフィン材料および前記マトリックスに懸濁した前記重合体または共重合体から形成される、請求項5に記載の繊維。 - 前記マトリックスに懸濁した前記重合体または共重合体は、前記低融点ポリオレフィン材料の1%~25%の間の重量である、請求項5に記載の繊維。
- 接着促進剤をさらに含む、請求項1に記載の繊維。
- 複合材料であって、
前記複合材料が、
基材と、
前記基材に結合される複数の繊維であって、前記複数の繊維の各々は、
マトリックスを形成する低融点ポリオレフィン材料と、
重合体または共重合体の粒子として前記マトリックスに懸濁した前記重合体または共重合体であって、前記重合体または共重合体の前記粒子が、前記低融点ポリオレフィン材料に比べて高硬度かつ高剛性を示し、前記重合体または共重合体が、前記低融点ポリオレフィンに対し非混合性を有する重合体または共重合体と
を含む、複数の繊維と
を含む、複合材料。 - 前記複数の繊維の各々は、押し出された繊維である、請求項9に記載の複合材料。
- 前記複数の繊維は、溶融結合により前記基材と結合される、請求項9に記載の複合材料。
- 前記低融点ポリオレフィン材料と前記マトリックスに懸濁した前記重合体または共重合体の両方を溶融して、前記溶融結合を形成する、請求項11に記載の複合材料。
- 複合材料を形成する方法であって、
前記方法が、
複数の繊維を提供することであって、前記複数の繊維の各々は、
マトリックスを形成する低融点ポリオレフィン材料と、
重合体または共重合体の粒子として前記マトリックスに懸濁した前記重合体または共重合体であって、前記重合体または共重合体の前記粒子が、前記低融点ポリオレフィン材料に比べて高硬度かつ高剛性を示し、前記重合体または共重合体が、前記低融点ポリオレフィンに対し非混合性を有する重合体または共重合体と
を含む、複数の繊維を提供することと、
基材を提供することと、
前記複数の繊維の前記低融点ポリオレフィン材料を溶融して、前記複数の繊維を前記基材に結合させることと、
前記低融点ポリオレフィン材料および前記基材を冷却して、前記複合材料を凝固させること
を含む、方法。 - 前記複数の繊維を提供することは、
前記低融点ポリオレフィン材料と前記重合体または共重合体とを混合して、混合物を形成することと、
前記混合物の前記低融点ポリオレフィン材料および前記重合体または共重合体を溶融することと、
前記混合物を押し出して、前記繊維を形成すること
を含む、請求項13に記載の方法。 - 前記混合物を押し出すことは、前記混合物をコアの周りで押し出すことを含む、請求項14に記載の方法。
- 前記溶融は、前記複数の繊維の前記重合体または共重合体を溶融して、前記複数の繊維を前記基材に結合することを含む、請求項13に記載の方法。
- 前記溶融の前かつ前記重合体または共重合体のガラス転移点未満の温度の間に、
前記複数の繊維を開繊することと、
前記複数の繊維を前記基材上に配置すること
をさらに含む、請求項16に記載の方法。 - 前記複数の繊維を開繊することと、
前記複数の繊維を前記基材上に積層して、積層物を形成すること
をさらに含む、請求項13に記載の方法。 - 前記基材を提供することは、基材成分を提供することを含み、かつ
前記方法は、
前記基材成分および前記複数の繊維を開繊することと、
前記基材成分と前記複数の繊維とを混合して、ウェブを形成すること
をさらに含む、請求項13に記載の方法。 - 前記基材成分は、基材繊維である、請求項19に記載の方法。
- 前記基材成分および前記複数の繊維を圧縮することをさらに含む、請求項20に記載の方法。
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US201962942819P | 2019-12-03 | 2019-12-03 | |
US62/942,819 | 2019-12-03 | ||
PCT/US2020/062839 WO2021113327A1 (en) | 2019-12-03 | 2020-12-02 | Fibers, composite materials formed with such fibers, and methods for forming such composite materials |
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US (1) | US20220411969A1 (ja) |
EP (1) | EP4069777A4 (ja) |
JP (1) | JP2023519775A (ja) |
CN (1) | CN114846073A (ja) |
TW (1) | TW202129100A (ja) |
WO (1) | WO2021113327A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH073606A (ja) * | 1993-06-11 | 1995-01-06 | Unitika Ltd | 積層不織布およびその製造方法 |
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2020
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- 2020-12-02 EP EP20894923.0A patent/EP4069777A4/en active Pending
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- 2020-12-02 JP JP2022524172A patent/JP2023519775A/ja active Pending
- 2020-12-02 US US17/775,670 patent/US20220411969A1/en active Pending
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JP2006517008A (ja) * | 2003-01-30 | 2006-07-13 | ダウ グローバル テクノロジーズ インコーポレイティド | 不混和性ポリマーブレンドから形成された繊維 |
JP2005015990A (ja) * | 2003-06-06 | 2005-01-20 | Chisso Corp | 熱接着性複合繊維及びそれを用いた不織布 |
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TW202129100A (zh) | 2021-08-01 |
EP4069777A1 (en) | 2022-10-12 |
US20220411969A1 (en) | 2022-12-29 |
WO2021113327A1 (en) | 2021-06-10 |
EP4069777A4 (en) | 2024-11-13 |
CN114846073A (zh) | 2022-08-02 |
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