EP4438778A4 - Verfahren zur herstellung von defektarmen auf polyacrylnitril basierenden kohlenstofffasern - Google Patents

Verfahren zur herstellung von defektarmen auf polyacrylnitril basierenden kohlenstofffasern

Info

Publication number
EP4438778A4
EP4438778A4 EP22896854.1A EP22896854A EP4438778A4 EP 4438778 A4 EP4438778 A4 EP 4438778A4 EP 22896854 A EP22896854 A EP 22896854A EP 4438778 A4 EP4438778 A4 EP 4438778A4
Authority
EP
European Patent Office
Prior art keywords
polyacrylonitrile
defect
preparation
low
carbon fiber
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP22896854.1A
Other languages
English (en)
French (fr)
Other versions
EP4438778A1 (de
Inventor
Guoliang Zhang
Qiufei Chen
Pengzong Guo
Gaojun Liu
Huaizhou Pei
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongfu Shenying Carbon Fiber Co Ltd
Original Assignee
Zhongfu Shenying Carbon Fiber Co Ltd
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 Zhongfu Shenying Carbon Fiber Co Ltd filed Critical Zhongfu Shenying Carbon Fiber Co Ltd
Publication of EP4438778A1 publication Critical patent/EP4438778A1/de
Publication of EP4438778A4 publication Critical patent/EP4438778A4/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
    • D01F11/12—Chemical after-treatment of artificial filaments or the like during manufacture of carbon with inorganic substances ; Intercalation
    • 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
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
    • D01F11/14—Chemical after-treatment of artificial filaments or the like during manufacture of carbon with organic compounds, e.g. macromolecular compounds
    • 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
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
    • D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
    • 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
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/32—Apparatus therefor
    • D01F9/328—Apparatus therefor for manufacturing filaments from polyaddition, polycondensation, or polymerisation products

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Fibers (AREA)
EP22896854.1A 2021-11-25 2022-11-25 Verfahren zur herstellung von defektarmen auf polyacrylnitril basierenden kohlenstofffasern Pending EP4438778A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111415584.5A CN114481366B (zh) 2021-11-25 2021-11-25 一种低缺陷聚丙烯腈基碳纤维制备方法
PCT/CN2022/134204 WO2023093823A1 (zh) 2021-11-25 2022-11-25 一种低缺陷聚丙烯腈基碳纤维制备方法

Publications (2)

Publication Number Publication Date
EP4438778A1 EP4438778A1 (de) 2024-10-02
EP4438778A4 true EP4438778A4 (de) 2026-04-29

Family

ID=81492369

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22896854.1A Pending EP4438778A4 (de) 2021-11-25 2022-11-25 Verfahren zur herstellung von defektarmen auf polyacrylnitril basierenden kohlenstofffasern

Country Status (3)

Country Link
EP (1) EP4438778A4 (de)
CN (1) CN114481366B (de)
WO (1) WO2023093823A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114481366B (zh) * 2021-11-25 2023-08-04 中复神鹰碳纤维股份有限公司 一种低缺陷聚丙烯腈基碳纤维制备方法
CN114892313B (zh) * 2022-06-14 2023-06-27 山西钢科碳材料有限公司 一种将聚丙烯腈纤维制成碳纤维过程中的上架操作方法
CN115434042B (zh) * 2022-09-23 2023-10-03 山西钢科碳材料有限公司 聚丙烯腈基碳纤维预氧丝在碳化过程中的气氛控制方法
FR3151850B1 (fr) * 2023-08-04 2025-08-01 Safran Landing Systems Procédé industriel de traitement thermique de préformes en matériau précurseur de carbone pour la fabrication de pièces en C/C

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590621A (en) * 1978-12-26 1980-07-09 Kureha Chem Ind Co Ltd Production of carbon fiber
CN201280433Y (zh) * 2008-03-26 2009-07-29 威海拓展纤维有限公司 带除湿装置的低温碳化炉
KR101468373B1 (ko) * 2013-05-01 2014-12-03 주식회사 뉴파워 프라즈마 탄소 섬유 제조를 위한 열처리 장치 및 이를 구비한 탄소 섬유 제조 시스템
CN103882560B (zh) * 2014-04-07 2016-02-17 北京化工大学 一种用于碳纤维连续生产的在线除湿去氧装置
CN207031623U (zh) * 2017-07-04 2018-02-23 浙江精功科技股份有限公司 一种聚丙烯腈基碳纤维低碳气封高温氮气吹扫装置
US20190048493A1 (en) * 2017-08-14 2019-02-14 Ching-Long Ong Carbon fiber bundle forming device and method
CN114481366B (zh) * 2021-11-25 2023-08-04 中复神鹰碳纤维股份有限公司 一种低缺陷聚丙烯腈基碳纤维制备方法

Also Published As

Publication number Publication date
CN114481366A (zh) 2022-05-13
CN114481366B (zh) 2023-08-04
WO2023093823A1 (zh) 2023-06-01
EP4438778A1 (de) 2024-10-02

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