EP0383339A3 - Improved pitch carbon fiber spinning process - Google Patents

Improved pitch carbon fiber spinning process Download PDF

Info

Publication number
EP0383339A3
EP0383339A3 EP19900103030 EP90103030A EP0383339A3 EP 0383339 A3 EP0383339 A3 EP 0383339A3 EP 19900103030 EP19900103030 EP 19900103030 EP 90103030 A EP90103030 A EP 90103030A EP 0383339 A3 EP0383339 A3 EP 0383339A3
Authority
EP
European Patent Office
Prior art keywords
carbon fiber
spinning process
fiber spinning
pitch carbon
improved pitch
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.)
Granted
Application number
EP19900103030
Other languages
German (de)
French (fr)
Other versions
EP0383339B1 (en
EP0383339A2 (en
Inventor
Uel Duane Jennings
Roger Allen Ross
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of EP0383339A2 publication Critical patent/EP0383339A2/en
Publication of EP0383339A3 publication Critical patent/EP0383339A3/en
Application granted granted Critical
Publication of EP0383339B1 publication Critical patent/EP0383339B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • D01D4/00—Spinnerette packs; Cleaning thereof
    • D01D4/02—Spinnerettes
    • 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
    • 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
    • D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
    • 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
    • D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Fibers (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)

Abstract

Use of a ribbon shaped flow configuration at the entrance (15) to a round spinneret (10) used for spinning carbon fibers from mesophase pitch promotes the formation of random microstructure and prevents formation of axial cracking in the fibers.
EP90103030A 1989-02-16 1990-02-16 Improved pitch carbon fiber spinning process Expired - Lifetime EP0383339B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31151189A 1989-02-16 1989-02-16
US311511 1989-02-16

Publications (3)

Publication Number Publication Date
EP0383339A2 EP0383339A2 (en) 1990-08-22
EP0383339A3 true EP0383339A3 (en) 1991-08-28
EP0383339B1 EP0383339B1 (en) 1995-05-10

Family

ID=23207232

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90103030A Expired - Lifetime EP0383339B1 (en) 1989-02-16 1990-02-16 Improved pitch carbon fiber spinning process

Country Status (7)

Country Link
EP (1) EP0383339B1 (en)
JP (1) JP2897137B2 (en)
KR (1) KR0140867B1 (en)
AU (1) AU626176B2 (en)
CA (1) CA2009528C (en)
DE (1) DE69019193T2 (en)
ES (1) ES2072324T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4601875B2 (en) * 2001-08-02 2010-12-22 新日鉄マテリアルズ株式会社 Carbon fiber manufacturing method
KR102189516B1 (en) * 2013-07-30 2020-12-11 도레이 카부시키가이샤 Carbon fiber bundle and flameproofed fiber bundle
CN104047066B (en) * 2014-07-01 2016-08-17 陕西天策新材料科技有限公司 A kind of mesophase pitch melt spinning method
MX2022004597A (en) * 2019-10-17 2022-07-21 Tangold Inc Fabrication of carbon fibers with high mechanical properties.
CN111830982A (en) * 2020-07-16 2020-10-27 陕西理工大学 Mobile robot formation and obstacle avoidance control method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554834A1 (en) * 1983-11-10 1985-05-17 Kashima Oil Endless carbon fibre yarn prodn.
EP0168639A2 (en) * 1984-06-20 1986-01-22 Teijin Limited Pitch-based carbon of graphite fiber and process for preparation thereof
US4576811A (en) * 1983-11-03 1986-03-18 E. I. Du Pont De Nemours And Company Process for adjusting the fiber structure of mesophase pitch fibers
US4859382A (en) * 1986-01-22 1989-08-22 Osaka Gas Company Limited Process for preparing carbon fibers elliptical in section
US4859381A (en) * 1986-01-22 1989-08-22 Osaka Gas Company Limited Process for preparing pitch-type carbon fibers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576811A (en) * 1983-11-03 1986-03-18 E. I. Du Pont De Nemours And Company Process for adjusting the fiber structure of mesophase pitch fibers
FR2554834A1 (en) * 1983-11-10 1985-05-17 Kashima Oil Endless carbon fibre yarn prodn.
EP0168639A2 (en) * 1984-06-20 1986-01-22 Teijin Limited Pitch-based carbon of graphite fiber and process for preparation thereof
US4859382A (en) * 1986-01-22 1989-08-22 Osaka Gas Company Limited Process for preparing carbon fibers elliptical in section
US4859381A (en) * 1986-01-22 1989-08-22 Osaka Gas Company Limited Process for preparing pitch-type carbon fibers

Also Published As

Publication number Publication date
CA2009528C (en) 2001-01-09
EP0383339B1 (en) 1995-05-10
DE69019193T2 (en) 1995-10-12
AU626176B2 (en) 1992-07-23
KR900013119A (en) 1990-09-03
JP2897137B2 (en) 1999-05-31
AU4984490A (en) 1990-08-23
ES2072324T3 (en) 1995-07-16
CA2009528A1 (en) 1990-08-16
JPH02242918A (en) 1990-09-27
DE69019193D1 (en) 1995-06-14
KR0140867B1 (en) 1998-07-01
EP0383339A2 (en) 1990-08-22

Similar Documents

Publication Publication Date Title
JPS57154416A (en) Preparation of carbon fiber having random mosaic cross-sectional structure
EP0123451A3 (en) Method of spinning pitch-based carbon fibers
DE68916852D1 (en) Hollow fibers with excellent curved separating elements and spinneret for the production of these fibers.
JPS5751810A (en) High module polyacrylonitrile yarn , fiber and method
CA2012191A1 (en) Process for centrifugally spinning pitch carbon fibers
JPS54140800A (en) Cigarette filter
EP0383339A3 (en) Improved pitch carbon fiber spinning process
GB2041288B (en) Process for the production of hydrophilic filaments and fibres by the dry-jet wet-spinning method
JPS53122815A (en) Superfine fibrous materials and their production
JPS5415023A (en) Production of hollow modified cross-section polyamide filament yarns
JPS5434420A (en) Production of acrylic hollow fiber
JPS53147811A (en) Production of fibers having good opening properties
JPS5626008A (en) Conjugate fiber
DE3164456D1 (en) Process for the production of dry spun hollow polyacrylonitrile filaments and fibres
Edie et al. Processing of noncircular pitch-based carbon fibers
EP0532482A3 (en) Nozzle and method for spinning pitch-based carbon fibers
JPS5459422A (en) Hydrophilic polyamide fiber
JPS5352735A (en) Production of pre-oxidized fiber
DE3267775D1 (en) Process for the preparation of dry-spun hollow polyacrylonitrile filaments and fibres
JPS6422305A (en) Porous polypropylene hollow fiber and pathogen filter using said fiber
JPS646123A (en) Production of carbon fiber
JPS5450619A (en) Method of drawing polyester fiber tow
Bijsterbosch et al. Pultrusion process: Nylon 6/glass fibres
Nakagoshi et al. Process for Producing Pitch-Type Carbon Fibers
Jennings et al. Improved Pitch Carbon Fiber Spinning Process

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB IT NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB IT NL

17P Request for examination filed

Effective date: 19920227

17Q First examination report despatched

Effective date: 19930927

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE ES FR GB IT NL

REF Corresponds to:

Ref document number: 69019193

Country of ref document: DE

Date of ref document: 19950614

ITF It: translation for a ep patent filed
REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2072324

Country of ref document: ES

Kind code of ref document: T3

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20040112

Year of fee payment: 15

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050901

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 20050901

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20060109

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20060202

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20060215

Year of fee payment: 17

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20060228

Year of fee payment: 17

Ref country code: IT

Payment date: 20060228

Year of fee payment: 17

REG Reference to a national code

Ref country code: FR

Ref legal event code: TP

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20070216

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20071030

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070901

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070228

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070216

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20070217

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070217

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070216