JPS5352735A - Production of pre-oxidized fiber - Google Patents

Production of pre-oxidized fiber

Info

Publication number
JPS5352735A
JPS5352735A JP12802476A JP12802476A JPS5352735A JP S5352735 A JPS5352735 A JP S5352735A JP 12802476 A JP12802476 A JP 12802476A JP 12802476 A JP12802476 A JP 12802476A JP S5352735 A JPS5352735 A JP S5352735A
Authority
JP
Japan
Prior art keywords
production
oxidized fiber
bundles
filaments
oxidation
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
JP12802476A
Other languages
Japanese (ja)
Other versions
JPS5742729B2 (en
Inventor
Yasuo Saji
Hiroyasu Ogawa
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.)
Teijin Ltd
Original Assignee
Toho Rayon Co Ltd
Toho Beslon 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 Toho Rayon Co Ltd, Toho Beslon Co Ltd filed Critical Toho Rayon Co Ltd
Priority to JP12802476A priority Critical patent/JPS5352735A/en
Publication of JPS5352735A publication Critical patent/JPS5352735A/en
Publication of JPS5742729B2 publication Critical patent/JPS5742729B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Artificial Filaments (AREA)
  • Inorganic Fibers (AREA)

Abstract

PURPOSE: Bundles of acrylic fibers are brought into contact with a surface having a curvature radius of less than 5 mm under tension above 1 mg/d and opened. Then pre-oxidation is conducted to prevent fusion between filaments, thus improving the quality of carbon fiber products.
COPYRIGHT: (C)1978,JPO&Japio
JP12802476A 1976-10-25 1976-10-25 Production of pre-oxidized fiber Granted JPS5352735A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12802476A JPS5352735A (en) 1976-10-25 1976-10-25 Production of pre-oxidized fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12802476A JPS5352735A (en) 1976-10-25 1976-10-25 Production of pre-oxidized fiber

Publications (2)

Publication Number Publication Date
JPS5352735A true JPS5352735A (en) 1978-05-13
JPS5742729B2 JPS5742729B2 (en) 1982-09-10

Family

ID=14974592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12802476A Granted JPS5352735A (en) 1976-10-25 1976-10-25 Production of pre-oxidized fiber

Country Status (1)

Country Link
JP (1) JPS5352735A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5836216A (en) * 1981-08-22 1983-03-03 Toho Rayon Co Ltd Production of bundle of preoxidized fiber
JP6547924B1 (en) * 2018-01-26 2019-07-24 東レ株式会社 Method of manufacturing flameproofed fiber bundle and carbon fiber bundle
WO2019146487A1 (en) * 2018-01-26 2019-08-01 東レ株式会社 Flame-retardant fiber bundle and method for manufacturing carbon fiber bundle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5836216A (en) * 1981-08-22 1983-03-03 Toho Rayon Co Ltd Production of bundle of preoxidized fiber
JP6547924B1 (en) * 2018-01-26 2019-07-24 東レ株式会社 Method of manufacturing flameproofed fiber bundle and carbon fiber bundle
WO2019146487A1 (en) * 2018-01-26 2019-08-01 東レ株式会社 Flame-retardant fiber bundle and method for manufacturing carbon fiber bundle
US11319648B2 (en) 2018-01-26 2022-05-03 Toray Industries, Inc. Stabilized fiber bundle and method of manufacturing carbon fiber bundle

Also Published As

Publication number Publication date
JPS5742729B2 (en) 1982-09-10

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