JP7634546B2 - プラスチック含有材料の分解方法、無機材料の回収方法、再生炭素繊維、及び再生炭素繊維の製造方法、混紡糸、当該混紡糸を含む炭素繊維強化熱可塑性樹脂ペレット、及びそれらの製造方法、炭素繊維強化熱可塑性樹脂ストランド、及びその製造方法、並びに炭素繊維強化熱可塑性ペレット - Google Patents

プラスチック含有材料の分解方法、無機材料の回収方法、再生炭素繊維、及び再生炭素繊維の製造方法、混紡糸、当該混紡糸を含む炭素繊維強化熱可塑性樹脂ペレット、及びそれらの製造方法、炭素繊維強化熱可塑性樹脂ストランド、及びその製造方法、並びに炭素繊維強化熱可塑性ペレット Download PDF

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JP7634546B2
JP7634546B2 JP2022546929A JP2022546929A JP7634546B2 JP 7634546 B2 JP7634546 B2 JP 7634546B2 JP 2022546929 A JP2022546929 A JP 2022546929A JP 2022546929 A JP2022546929 A JP 2022546929A JP 7634546 B2 JP7634546 B2 JP 7634546B2
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carbon fiber
plastic
thermoplastic resin
fibers
fiber reinforced
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JPWO2022050281A1 (https=
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真吾 乳井
輝敬 豊貞
智義 山本
竜司 野々川
国飛 華
拓哉 村上
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Teijin Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/16—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • 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
    • D01F8/18—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from other 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
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/04—Blended or other yarns or threads containing components made from different materials
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/16—Yarns or threads made from mineral substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0293—Dissolving the materials in gases or liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0809—Fabrics
    • B29K2105/0845—Woven fabrics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2307/00—Use of elements other than metals as reinforcement
    • B29K2307/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/22—Thermoplastic resins
    • 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
    • D10B2101/00—Inorganic fibres
    • D10B2101/10—Inorganic fibres based on non-oxides other than metals
    • D10B2101/12—Carbon; Pitch
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
JP2022546929A 2020-09-01 2021-08-31 プラスチック含有材料の分解方法、無機材料の回収方法、再生炭素繊維、及び再生炭素繊維の製造方法、混紡糸、当該混紡糸を含む炭素繊維強化熱可塑性樹脂ペレット、及びそれらの製造方法、炭素繊維強化熱可塑性樹脂ストランド、及びその製造方法、並びに炭素繊維強化熱可塑性ペレット Active JP7634546B2 (ja)

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JP2020147123 2020-09-01
JP2020147123 2020-09-01
PCT/JP2021/032002 WO2022050281A1 (ja) 2020-09-01 2021-08-31 プラスチック含有材料の分解方法、無機材料の回収方法、再生炭素繊維、及び再生炭素繊維の製造方法、混紡糸、当該混紡糸を含む炭素繊維強化熱可塑性樹脂ペレット、及びそれらの製造方法、炭素繊維強化熱可塑性樹脂ストランド、及びその製造方法、並びに炭素繊維強化熱可塑性ペレット

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JP7724629B2 (ja) * 2021-03-31 2025-08-18 帝人株式会社 紡錘形の炭素繊維集合体及びその製造方法
JP7724635B2 (ja) * 2021-04-28 2025-08-18 帝人株式会社 熱可塑性樹脂繊維及び炭素繊維の紡錘形の集合体並びにその製造方法
US20240262010A1 (en) * 2021-03-31 2024-08-08 Teijin Limited Spindle-shaped carbon fiber-containing aggregate, manufacturing method for same, carbon fiber-reinforced thermoplastic resin pellets containing recycled carbon fibers, and manufacturing method for same
JP2024546365A (ja) 2021-10-29 2024-12-20 バルテガ インコーポレイテッド デュアル先細形状の繊維含有粒子
US20250074820A1 (en) * 2022-03-25 2025-03-06 Teijin Limited Carbon fiber-containing concrete or mortar composition, carbon-fiber-reinforced concrete or mortar structure, and production method therefor
JP7723825B1 (ja) * 2024-08-20 2025-08-14 旭化成株式会社 メタクリル樹脂と無機フィラーとを含む組成物から無機物を回収する方法およびメタクリル樹脂と無機フィラーを含む組成物からメタクリル酸メチル含有組成物を回収する方法
CN119119831B (zh) * 2024-09-23 2025-10-31 华中科技大学 一种退役碳纤维增强树脂基复合材料中附属产物树脂的利用方法及制备的防腐涂层

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005307007A (ja) 2004-04-21 2005-11-04 Sakai Chem Ind Co Ltd 廃プラスチックの分解方法
JP2008240170A (ja) 2007-03-26 2008-10-09 Toho Tenax Co Ltd 熱可塑性樹脂補強用複合糸及びそれを用いた樹脂含有ストランドの製造方法
JP2011246621A (ja) 2010-05-27 2011-12-08 Teijin Ltd 炭素繊維の樹脂含浸ストランドおよびペレットの製造方法
JP2012211223A (ja) 2011-03-30 2012-11-01 Yokohama National Univ 繊維強化プラスチックからのグラスファイバーの回収方法
JP2013146649A (ja) 2012-01-17 2013-08-01 Shinshu Univ プラスチックまたはプラスチック複合材料の処理方法及び処理装置
JP2014177523A (ja) 2013-03-14 2014-09-25 Shinshu Univ プラスチック複合材料の処理方法及び処理装置
JP2018083314A (ja) 2016-11-22 2018-05-31 日産自動車株式会社 繊維強化プラスチック及び該繊維強化プラスチックの製造方法
WO2018212016A1 (ja) 2017-05-17 2018-11-22 株式会社新菱 再生炭素繊維束、再生炭素繊維、再生炭素繊維ミルドの製造方法および再生炭素繊維束の製造装置、炭素繊維強化樹脂の製造方法、ならびに再生炭素繊維束
JP2019127040A (ja) 2018-01-25 2019-08-01 東レ株式会社 リサイクル炭素繊維の製造方法
JP2020515658A (ja) 2017-04-01 2020-05-28 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ 複合材料廃棄物から炭素繊維を回収する方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6387228A (ja) * 1986-10-01 1988-04-18 株式会社トクヤマ 複合体の製造方法
FR2634790B1 (fr) * 1988-07-29 1990-09-28 Schappe Sa Fils hybrides pour materiaux composites a matrice thermoplastique et leur procede d'obtention
JPH06298993A (ja) * 1993-04-15 1994-10-25 Kobe Steel Ltd 炭素繊維強化複合材料の熱分解処理方法
US5639807A (en) 1994-08-05 1997-06-17 Akzo Nobel Nv Process for manufacturing carbon fiber pellets, the high density, streamlined pellets resulting therefrom and process for producing reinforced thermoplastic resins employing the pellets
US7314591B2 (en) 2001-05-11 2008-01-01 Stratasys, Inc. Method for three-dimensional modeling
JP4517146B2 (ja) 2003-10-17 2010-08-04 国立大学法人横浜国立大学 化合物の分解方法
JP5347056B2 (ja) 2011-08-30 2013-11-20 カーボンファイバーリサイクル工業株式会社 再生炭素繊維の製造装置及び再生炭素繊維の製造方法
US9370896B2 (en) 2013-06-05 2016-06-21 Markforged, Inc. Methods for fiber reinforced additive manufacturing
SI2783764T1 (sl) 2013-03-28 2016-11-30 Elg Carbon Fibre International Gmbh Pirolizna naprava in postopek za ponovno pridobivanje ogljikovih vlaken iz umetnih snovi, ki vsebujejo ogljikova vlakna, in ponovno pridobljena ogljikova vlakna
US10279336B2 (en) * 2014-03-27 2019-05-07 Rapas Corporation Method for using titanium oxide granules to recover reinforcing material from reinforced plastic
KR101935632B1 (ko) 2016-08-29 2019-01-04 롯데첨단소재(주) 탄소 섬유 스테이플을 포함하는 방적사 및 이의 제조방법
CN106750505B (zh) * 2016-12-26 2019-06-21 南京工程学院 热活化氧化物半导体回收碳纤维的方法及装置
JP2018123438A (ja) 2017-01-30 2018-08-09 国立大学法人岐阜大学 炭素繊維ストランドおよびそれを用いた炭素繊維強化複合材料成形体の製造方法
CN107417963B (zh) * 2017-06-21 2020-04-24 南京工程学院 一种回收碳纤维增强树脂基复合材料的装置及其方法
JP2019155634A (ja) 2018-03-08 2019-09-19 三菱重工業株式会社 複合材中間材料の製造方法
JP6608497B1 (ja) 2018-08-22 2019-11-20 三菱重工業株式会社 プラスチック複合材の分解方法
JP2020049820A (ja) 2018-09-27 2020-04-02 佐久間特殊鋼 株式会社 リサイクル炭素繊維含有複合体の製造方法
JP2020090738A (ja) 2018-12-05 2020-06-11 寛 守富 有撚炭素繊維ステープル集束体、その製造方法及び製造装置
JP2020180421A (ja) 2019-04-25 2020-11-05 カーボンファイバーリサイクル工業株式会社 炭素繊維集合体及びその製造方法
JP2021055198A (ja) 2019-09-27 2021-04-08 カーボンファイバーリサイクル工業株式会社 炭素繊維集合体

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005307007A (ja) 2004-04-21 2005-11-04 Sakai Chem Ind Co Ltd 廃プラスチックの分解方法
JP2008240170A (ja) 2007-03-26 2008-10-09 Toho Tenax Co Ltd 熱可塑性樹脂補強用複合糸及びそれを用いた樹脂含有ストランドの製造方法
JP2011246621A (ja) 2010-05-27 2011-12-08 Teijin Ltd 炭素繊維の樹脂含浸ストランドおよびペレットの製造方法
JP2012211223A (ja) 2011-03-30 2012-11-01 Yokohama National Univ 繊維強化プラスチックからのグラスファイバーの回収方法
JP2013146649A (ja) 2012-01-17 2013-08-01 Shinshu Univ プラスチックまたはプラスチック複合材料の処理方法及び処理装置
JP2014177523A (ja) 2013-03-14 2014-09-25 Shinshu Univ プラスチック複合材料の処理方法及び処理装置
JP2018083314A (ja) 2016-11-22 2018-05-31 日産自動車株式会社 繊維強化プラスチック及び該繊維強化プラスチックの製造方法
JP2020515658A (ja) 2017-04-01 2020-05-28 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ 複合材料廃棄物から炭素繊維を回収する方法
WO2018212016A1 (ja) 2017-05-17 2018-11-22 株式会社新菱 再生炭素繊維束、再生炭素繊維、再生炭素繊維ミルドの製造方法および再生炭素繊維束の製造装置、炭素繊維強化樹脂の製造方法、ならびに再生炭素繊維束
JP2019127040A (ja) 2018-01-25 2019-08-01 東レ株式会社 リサイクル炭素繊維の製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
大窪和也 他２名，廃棄プリプレグから抽出した再生炭素繊維のＰＰとの造粒時の折損－成形複合材料の強度変化に及ぼす影響－，Journal of the Society of Materials Science,Japan，日本，2018年04月，Vol.67,No.4，424-429

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US20230323071A1 (en) 2023-10-12
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WO2022050281A1 (ja) 2022-03-10
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