EP0672201A1 - Procede de sechage rapide d'une fibre de polybenzazole. - Google Patents

Procede de sechage rapide d'une fibre de polybenzazole.

Info

Publication number
EP0672201A1
EP0672201A1 EP94902469A EP94902469A EP0672201A1 EP 0672201 A1 EP0672201 A1 EP 0672201A1 EP 94902469 A EP94902469 A EP 94902469A EP 94902469 A EP94902469 A EP 94902469A EP 0672201 A1 EP0672201 A1 EP 0672201A1
Authority
EP
European Patent Office
Prior art keywords
fiber
percent
temperatures
drying
temperature
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
EP94902469A
Other languages
German (de)
English (en)
Other versions
EP0672201B1 (fr
Inventor
Jang-Hi Im
Chieh-Chun Chau
Hiroki - - Misora-Cho Murase
Tooru - Yamagami-Cho Kitagawa
Takaharu - Kinugawa -C Ichiryu
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.)
Toyobo Co Ltd
Original Assignee
Dow Chemical 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
Priority claimed from US08/142,526 external-priority patent/US5429787A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of EP0672201A1 publication Critical patent/EP0672201A1/fr
Application granted granted Critical
Publication of EP0672201B1 publication Critical patent/EP0672201B1/fr
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
    • 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
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/74—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/06—Washing or drying
EP94902469A 1992-12-03 1993-11-30 Procede de sechage rapide d'une fibre de polybenzazole Expired - Lifetime EP0672201B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US142526 1980-04-21
US98508092A 1992-12-03 1992-12-03
US985080 1992-12-03
US08/142,526 US5429787A (en) 1992-12-03 1993-11-02 Method for rapid drying of a polybenzazole fiber
PCT/US1993/011592 WO1994012704A1 (fr) 1992-12-03 1993-11-30 Procede de sechage rapide d'une fibre de polybenzazole

Publications (2)

Publication Number Publication Date
EP0672201A1 true EP0672201A1 (fr) 1995-09-20
EP0672201B1 EP0672201B1 (fr) 1997-08-06

Family

ID=26840177

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94902469A Expired - Lifetime EP0672201B1 (fr) 1992-12-03 1993-11-30 Procede de sechage rapide d'une fibre de polybenzazole

Country Status (6)

Country Link
EP (1) EP0672201B1 (fr)
AU (1) AU5682994A (fr)
CA (1) CA2148610A1 (fr)
DE (1) DE69312958T2 (fr)
ES (1) ES2105609T3 (fr)
WO (1) WO1994012704A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3613719B2 (ja) * 1994-12-23 2005-01-26 東洋紡績株式会社 ポリベンザゾール繊維の製造方法
CN103314142B (zh) * 2011-01-13 2017-03-01 纳幕尔杜邦公司 共聚物纤维的制备和干燥
US8671524B2 (en) * 2011-01-13 2014-03-18 E I Du Pont De Nemours And Company Production of and drying of copolymer fibers
KR101911110B1 (ko) * 2011-01-13 2018-10-23 이 아이 듀폰 디 네모아 앤드 캄파니 공중합체 섬유의 제조 및 건조

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58214519A (ja) * 1982-06-09 1983-12-13 Toray Ind Inc 炭素繊維前駆体の製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533693A (en) * 1982-09-17 1985-08-06 Sri International Liquid crystalline polymer compositions, process, and products
JPS6128015A (ja) * 1984-07-10 1986-02-07 Asahi Chem Ind Co Ltd ポリパラフエニレンベンゾビスチアゾ−ル繊維の製造方法
DE3524868C1 (de) * 1985-07-12 1992-02-27 Bayer Ag, 5090 Leverkusen Verfahren zur Trocknung von Synthesefaserkabeln
JPH0284511A (ja) * 1988-09-20 1990-03-26 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類延伸繊維、ポリベンゾオキサゾール類延伸繊維またはポリベンゾイミダゾール類延伸繊維の製造方法
JPH0284509A (ja) * 1988-09-20 1990-03-26 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類繊維、ポリベンゾオキサゾール類繊維またはポリベンゾイミダゾール類繊維の製造方法
JPH0284510A (ja) * 1988-09-20 1990-03-26 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類繊維、ポリベンゾオキサゾール類繊維またはポリベンゾイミダゾール類繊維の製造方法
JPH03104920A (ja) * 1989-09-14 1991-05-01 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類繊維、ポリベンゾオキサゾール類繊維またはポリベンゾイミダゾール類繊維の製造方法
JPH03104921A (ja) * 1989-09-14 1991-05-01 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類繊維、ポリベンゾオキサゾール類繊維またはポリベンゾイミダゾール類繊維の製造方法
CA2044407A1 (fr) * 1990-06-15 1991-12-16 William C. Uy Additifs de filage anisotropes de viscosite reduite
JPH04194022A (ja) * 1990-11-28 1992-07-14 Mitsui Petrochem Ind Ltd ポリベンゾチアゾール類繊維、ポリベンゾオキサゾール類繊維またはポリベンゾイミダゾール類繊維の製造方法
JPH04202257A (ja) * 1990-11-29 1992-07-23 Mitsui Petrochem Ind Ltd 全芳香族ヘテロ環状高分子組成物、その繊維、フィルムおよび製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58214519A (ja) * 1982-06-09 1983-12-13 Toray Ind Inc 炭素繊維前駆体の製造方法

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
(TORAY KK) 13 December 1983 *
194 022 (MITSUI PETROCHEM IND LTD) 14 July 1992 *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 518 (C-0999)26 October 1992 & JP,A,04 *
PATENT ABSTRACTS OF JAPAN vol. 8, no. 62 (C-215)23 March 1984 & JP,A,58 214 519 *
See also references of WO9412704A1 *

Also Published As

Publication number Publication date
WO1994012704A1 (fr) 1994-06-09
EP0672201B1 (fr) 1997-08-06
AU5682994A (en) 1994-06-22
DE69312958T2 (de) 1998-03-12
DE69312958D1 (de) 1997-09-11
CA2148610A1 (fr) 1994-06-09
ES2105609T3 (es) 1997-10-16

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