CN107429431A - 中间模量碳纤维的制造 - Google Patents
中间模量碳纤维的制造 Download PDFInfo
- Publication number
- CN107429431A CN107429431A CN201680015296.1A CN201680015296A CN107429431A CN 107429431 A CN107429431 A CN 107429431A CN 201680015296 A CN201680015296 A CN 201680015296A CN 107429431 A CN107429431 A CN 107429431A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- fibers
- bath
- fiber
- carbon
- 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
Links
Classifications
-
- 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
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- 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
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- 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
- 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
-
- 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
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/18—Polymers of nitriles
- B29K2033/20—PAN, i.e. polyacrylonitrile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/731—Filamentary material, i.e. comprised of a single element, e.g. filaments, strands, threads, fibres
-
- 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
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent
-
- 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
- D01F9/225—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 from stabilised polyacrylonitriles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Fibers (AREA)
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411048641.4A CN119020886A (zh) | 2015-03-12 | 2016-02-15 | 中间模量碳纤维的制造 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562132137P | 2015-03-12 | 2015-03-12 | |
| US62/132137 | 2015-03-12 | ||
| PCT/US2016/017940 WO2016144488A1 (en) | 2015-03-12 | 2016-02-15 | Manufacture of intermediate modulus carbon fiber |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411048641.4A Division CN119020886A (zh) | 2015-03-12 | 2016-02-15 | 中间模量碳纤维的制造 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107429431A true CN107429431A (zh) | 2017-12-01 |
Family
ID=56878943
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680015296.1A Pending CN107429431A (zh) | 2015-03-12 | 2016-02-15 | 中间模量碳纤维的制造 |
| CN202411048641.4A Pending CN119020886A (zh) | 2015-03-12 | 2016-02-15 | 中间模量碳纤维的制造 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411048641.4A Pending CN119020886A (zh) | 2015-03-12 | 2016-02-15 | 中间模量碳纤维的制造 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US20160263803A1 (enExample) |
| EP (1) | EP3268516B1 (enExample) |
| JP (2) | JP6817970B2 (enExample) |
| KR (1) | KR102528151B1 (enExample) |
| CN (2) | CN107429431A (enExample) |
| BR (1) | BR112017019080B1 (enExample) |
| CA (1) | CA2979199A1 (enExample) |
| ES (1) | ES2986821T3 (enExample) |
| WO (1) | WO2016144488A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112410891A (zh) * | 2019-08-20 | 2021-02-26 | 蒙特美艾意技术有限责任公司 | 用于生产碳纤维的丙烯酸类纤维前体用纺丝溶液的制备优化方法,和相关碳纤维 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107429431A (zh) * | 2015-03-12 | 2017-12-01 | 塞特工业公司 | 中间模量碳纤维的制造 |
| KR102216640B1 (ko) * | 2018-01-09 | 2021-02-17 | 주식회사 엘지화학 | 폴리아크릴로니트릴계 섬유의 제조방법 및 이에 이용되는 폴리아크릴로니트릴계 공중합체 |
| KR102760710B1 (ko) * | 2018-07-02 | 2025-02-03 | 사이텍 인더스트리스 인코포레이티드 | 탄소 섬유 제조용 중합체 및 이로부터 제조된 탄소 섬유 |
| WO2020069195A1 (en) * | 2018-09-26 | 2020-04-02 | Cytec Industries, Inc. | Controlling the degree of swelling of polymer fibers during coagulation |
| CN120925088A (zh) | 2019-05-02 | 2025-11-11 | 塞特工业公司 | 用于由低多分散性聚丙烯腈制备碳纤维的方法 |
| CN116670341A (zh) * | 2020-12-23 | 2023-08-29 | 塞特工业公司 | 用于生产具有受控形态的基于聚丙烯腈的纤维的方法 |
| TWI762414B (zh) | 2021-08-25 | 2022-04-21 | 臺灣塑膠工業股份有限公司 | 碳纖維之製造方法 |
| CN119677902A (zh) * | 2022-10-24 | 2025-03-21 | 东丽株式会社 | 碳纤维束及使用其的碳纤维增强复合材料 |
| WO2024186324A1 (en) * | 2023-03-06 | 2024-09-12 | Aulisio Leander F | Process for preparing a carbon fiber precursor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101760791A (zh) * | 2009-11-24 | 2010-06-30 | 中复神鹰碳纤维有限责任公司 | 一种干喷湿纺制备高性能聚丙烯腈基碳纤维原丝的方法 |
| US20120088104A1 (en) * | 2009-06-10 | 2012-04-12 | Mitsubishi Rayon Co., Ltd. | Acrylonitrile swollen fiber for carbon fiber, precursor fiber bundle, stabilized fiber bundle, carbon fiber bundle and production methods thereof |
| CN102766989A (zh) * | 2012-07-25 | 2012-11-07 | 北京化工大学 | 一种具有中模量的高强度聚丙烯腈基碳纤维及其制备方法 |
| US20130101494A1 (en) * | 2011-10-21 | 2013-04-25 | Wacker Chemical Corporation | Hydrophilic Silicone Copolymers Useful In Carbon Fiber Production |
| CN103184590A (zh) * | 2013-04-15 | 2013-07-03 | 西安康本材料有限公司 | 一种强度为4800~5000MPa碳纤维的制备方法 |
| CN103334180A (zh) * | 2013-06-26 | 2013-10-02 | 中简科技发展有限公司 | 一种三角形截面聚丙烯腈炭纤维的制备方法 |
| CN103409854A (zh) * | 2013-08-28 | 2013-11-27 | 西安元创化工科技股份有限公司 | 一种碳纤维的生产方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4078034A (en) * | 1976-12-21 | 1978-03-07 | E. I. Du Pont De Nemours And Company | Air gage spinning process |
| DE3621257A1 (de) * | 1986-06-25 | 1988-01-07 | Akzo Gmbh | Verfahren zur herstellung poren aufweisender kohlenstoffmembranen |
| JPH0397918A (ja) * | 1989-09-05 | 1991-04-23 | Toray Ind Inc | 異形断面炭素繊維の製造法 |
| JP3223452B2 (ja) * | 1991-02-08 | 2001-10-29 | 三菱レイヨン株式会社 | 炭素繊維前駆体繊維の製造方法 |
| DE19651440A1 (de) * | 1996-12-11 | 1998-06-18 | Hoechst Ag | Hochfeste Polyacrylnitrilfasern hohen Moduls, Verfahren zu deren Herstellung und deren Verwendung |
| CN1105793C (zh) * | 1997-08-27 | 2003-04-16 | 三菱丽阳株式会社 | 用于形成碳纤维的丙烯腈-基前体纤维、及其制备方法以及由该前体纤维得到的碳纤维 |
| JP4975217B2 (ja) * | 2001-03-06 | 2012-07-11 | 三菱レイヨン株式会社 | 炭素繊維とその製造方法、炭素繊維用前駆体繊維の製造方法並びにプリプレグ |
| JP4243141B2 (ja) * | 2002-12-24 | 2009-03-25 | 昭和電工株式会社 | 硬化性組成物、その硬化物およびその成形体 |
| US7941903B2 (en) | 2004-02-13 | 2011-05-17 | Mitsubishi Rayon Co., Ltd. | Carbon fiber precursor fiber bundle, production method and production device therefor, and carbon fiber and production method therefor |
| US20060197244A1 (en) * | 2005-03-07 | 2006-09-07 | Honeywell International Inc. | Mold fixture to densify composite beam key using resin transfer molding |
| US7749479B2 (en) * | 2006-11-22 | 2010-07-06 | Hexcel Corporation | Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same |
| ES2389832T3 (es) | 2007-12-30 | 2012-11-02 | Toho Tenax Co., Ltd. | Procedimiento de producción de fibras ignífugas y fibra de carbono |
| US8372323B2 (en) | 2009-09-10 | 2013-02-12 | International Fibers, Ltd. | Process of making polyacrylonitrile fibers |
| JP5151809B2 (ja) * | 2008-08-27 | 2013-02-27 | 東レ株式会社 | 炭素繊維前駆体繊維の製造方法 |
| JP5109936B2 (ja) * | 2008-11-10 | 2012-12-26 | 東レ株式会社 | 炭素繊維前駆体繊維と炭素繊維の製造方法 |
| JP5169939B2 (ja) * | 2009-03-26 | 2013-03-27 | 東レ株式会社 | 炭素繊維前駆体繊維と炭素繊維の製造方法 |
| KR101578985B1 (ko) * | 2011-01-21 | 2015-12-18 | 미쯔비시 레이온 가부시끼가이샤 | 다공질 전극 기재, 그 제조 방법, 막-전극 접합체, 고체 고분자형 연료 전지, 전구체 시트, 및 피브릴상 섬유 |
| US9096955B2 (en) * | 2011-09-30 | 2015-08-04 | Ut-Battelle, Llc | Method for the preparation of carbon fiber from polyolefin fiber precursor, and carbon fibers made thereby |
| US9409823B2 (en) * | 2013-02-15 | 2016-08-09 | Deborah D. L. Chung | Microstructured high-temperature hybrid material, its composite material and method of making |
| WO2014138807A1 (en) * | 2013-03-15 | 2014-09-18 | Commonwealth Scientific And Industrial Research Organisation | Polymer derived from acrylonitrile |
| KR102189516B1 (ko) | 2013-07-30 | 2020-12-11 | 도레이 카부시키가이샤 | 탄소 섬유 다발 및 내염화 섬유 다발 |
| US20160326672A1 (en) * | 2014-01-08 | 2016-11-10 | The University Of Tokyo | Pan-based carbon fiber and production method therefor |
| US20170233897A1 (en) * | 2014-08-27 | 2017-08-17 | Mitsubishi Rayon Co., Ltd. | Glossy pilling-resistant acrylic fiber, method for producing same, and spun yarn and knitted fabric containing said acrylic fiber |
| CN107429431A (zh) | 2015-03-12 | 2017-12-01 | 塞特工业公司 | 中间模量碳纤维的制造 |
-
2016
- 2016-02-15 CN CN201680015296.1A patent/CN107429431A/zh active Pending
- 2016-02-15 EP EP16715137.2A patent/EP3268516B1/en active Active
- 2016-02-15 ES ES16715137T patent/ES2986821T3/es active Active
- 2016-02-15 WO PCT/US2016/017940 patent/WO2016144488A1/en not_active Ceased
- 2016-02-15 JP JP2017566607A patent/JP6817970B2/ja active Active
- 2016-02-15 KR KR1020177027069A patent/KR102528151B1/ko active Active
- 2016-02-15 BR BR112017019080-0A patent/BR112017019080B1/pt not_active IP Right Cessation
- 2016-02-15 US US15/043,771 patent/US20160263803A1/en not_active Abandoned
- 2016-02-15 CA CA2979199A patent/CA2979199A1/en not_active Abandoned
- 2016-02-15 CN CN202411048641.4A patent/CN119020886A/zh active Pending
- 2016-02-15 US US15/315,220 patent/US11479881B2/en active Active
-
2020
- 2020-09-01 JP JP2020146472A patent/JP7225173B2/ja active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120088104A1 (en) * | 2009-06-10 | 2012-04-12 | Mitsubishi Rayon Co., Ltd. | Acrylonitrile swollen fiber for carbon fiber, precursor fiber bundle, stabilized fiber bundle, carbon fiber bundle and production methods thereof |
| CN102459722A (zh) * | 2009-06-10 | 2012-05-16 | 三菱丽阳株式会社 | 碳纤维用丙烯腈溶胀丝、前驱体纤维束、耐火化纤维束、碳纤维束以及它们的制造方法 |
| CN101760791A (zh) * | 2009-11-24 | 2010-06-30 | 中复神鹰碳纤维有限责任公司 | 一种干喷湿纺制备高性能聚丙烯腈基碳纤维原丝的方法 |
| US20130101494A1 (en) * | 2011-10-21 | 2013-04-25 | Wacker Chemical Corporation | Hydrophilic Silicone Copolymers Useful In Carbon Fiber Production |
| CN102766989A (zh) * | 2012-07-25 | 2012-11-07 | 北京化工大学 | 一种具有中模量的高强度聚丙烯腈基碳纤维及其制备方法 |
| CN103184590A (zh) * | 2013-04-15 | 2013-07-03 | 西安康本材料有限公司 | 一种强度为4800~5000MPa碳纤维的制备方法 |
| CN103334180A (zh) * | 2013-06-26 | 2013-10-02 | 中简科技发展有限公司 | 一种三角形截面聚丙烯腈炭纤维的制备方法 |
| CN103409854A (zh) * | 2013-08-28 | 2013-11-27 | 西安元创化工科技股份有限公司 | 一种碳纤维的生产方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112410891A (zh) * | 2019-08-20 | 2021-02-26 | 蒙特美艾意技术有限责任公司 | 用于生产碳纤维的丙烯酸类纤维前体用纺丝溶液的制备优化方法,和相关碳纤维 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN119020886A (zh) | 2024-11-26 |
| JP2018508667A (ja) | 2018-03-29 |
| BR112017019080A2 (pt) | 2018-04-17 |
| JP2021004437A (ja) | 2021-01-14 |
| BR112017019080B1 (pt) | 2022-03-29 |
| KR20170122785A (ko) | 2017-11-06 |
| US20160263803A1 (en) | 2016-09-15 |
| EP3268516A1 (en) | 2018-01-17 |
| EP3268516B1 (en) | 2024-06-12 |
| US20170362742A1 (en) | 2017-12-21 |
| ES2986821T3 (es) | 2024-11-12 |
| WO2016144488A1 (en) | 2016-09-15 |
| CA2979199A1 (en) | 2016-09-15 |
| KR102528151B1 (ko) | 2023-05-03 |
| JP7225173B2 (ja) | 2023-02-20 |
| JP6817970B2 (ja) | 2021-01-20 |
| US11479881B2 (en) | 2022-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7225173B2 (ja) | 中間弾性率炭素繊維の製造 | |
| CN107208324B (zh) | 聚丙烯腈纤维的致密化 | |
| US10647844B2 (en) | Polyacrylonitrile (PAN) polymers with low polydispersity index (PDI) and carbon fibers made therefrom | |
| EP2735575A1 (en) | Polyacrylonitrile-based copolymer, polyacrylonitrile-based precursor fiber for carbon fiber, carbon fiber bundles, process for producing flameproofed fiber bundles, and process for producing carbon fiber bundles | |
| Yi et al. | Study on optimum coagulation conditions of high molecular weight PAN fiber in wet spinning by orthogonal experimental design | |
| US12129575B2 (en) | Controlling the degree of swelling of polymer fibers during coagulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
|
| RJ01 | Rejection of invention patent application after publication |