DE69513844T2 - Verfahren zur herstellung von polybenzazolfaden und fasern - Google Patents

Verfahren zur herstellung von polybenzazolfaden und fasern

Info

Publication number
DE69513844T2
DE69513844T2 DE69513844T DE69513844T DE69513844T2 DE 69513844 T2 DE69513844 T2 DE 69513844T2 DE 69513844 T DE69513844 T DE 69513844T DE 69513844 T DE69513844 T DE 69513844T DE 69513844 T2 DE69513844 T2 DE 69513844T2
Authority
DE
Germany
Prior art keywords
fibers
producing polybenzazole
producing
polybenzazole
polybenzazole fibers
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.)
Expired - Lifetime
Application number
DE69513844T
Other languages
English (en)
Other versions
DE69513844D1 (de
Inventor
Ashish Sen
Yoshihiko Teramoto
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
Toyobo 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
Priority claimed from US08/500,651 external-priority patent/US5525638A/en
Application filed by Toyobo Co Ltd filed Critical Toyobo Co Ltd
Application granted granted Critical
Publication of DE69513844D1 publication Critical patent/DE69513844D1/de
Publication of DE69513844T2 publication Critical patent/DE69513844T2/de
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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
DE69513844T 1994-09-30 1995-09-08 Verfahren zur herstellung von polybenzazolfaden und fasern Expired - Lifetime DE69513844T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US31626694A 1994-09-30 1994-09-30
US08/500,651 US5525638A (en) 1994-09-30 1995-07-12 Process for the preparation of polybenzazole filaments and fibers
PCT/US1995/011229 WO1996010661A1 (en) 1994-09-30 1995-09-08 Process for the preparation of polybenzazole filaments and fibres

Publications (2)

Publication Number Publication Date
DE69513844D1 DE69513844D1 (de) 2000-01-13
DE69513844T2 true DE69513844T2 (de) 2000-07-27

Family

ID=26980332

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513844T Expired - Lifetime DE69513844T2 (de) 1994-09-30 1995-09-08 Verfahren zur herstellung von polybenzazolfaden und fasern

Country Status (6)

Country Link
EP (1) EP0783603B1 (de)
CN (1) CN1159836A (de)
CA (1) CA2199514A1 (de)
DE (1) DE69513844T2 (de)
MX (1) MX9702304A (de)
WO (1) WO1996010661A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2406462A1 (en) 2000-04-28 2002-10-16 Toyo Boseki Kabushiki Kaisha Polybenzazole fibers and their ulilization
DE50211492D1 (de) * 2001-11-23 2008-02-14 Inventio Ag Aufzug mit riemenartigem Übertragungsmittel, insbesondere mit Keilrippen-Riemen, als Tragmittel und/oder Treibmittel
KR20050013241A (ko) 2002-06-26 2005-02-03 토요 보세키 가부시기가이샤 폴리벤즈아졸 섬유 및 그의 용도
US7189346B2 (en) 2004-07-22 2007-03-13 E. I. Du Pont De Nemours And Company Polybenzazole fibers and processes for their preparation
DE602006019564D1 (de) 2005-03-28 2011-02-24 Du Pont Verfahren zur entfernung von phosphor von einer faser oder einem garn
CN101287865B (zh) * 2005-03-28 2012-06-13 纳幕尔杜邦公司 在纺成复丝纱线中不熔结地水解多磷酸
EP1863957B1 (de) * 2005-03-28 2012-06-13 E.I. Du Pont De Nemours And Company Verfahren zur hydrolysierung von phosphorsäure in einem fasergarn
WO2006105232A1 (en) * 2005-03-28 2006-10-05 E.I. Du Pont De Nemours And Company Polyareneazole polymer fibers having pendant hydroxyl groups and cations
KR101327706B1 (ko) * 2005-03-28 2013-11-11 마젤란 시스템즈 인터내셔날, 엘엘시 방사된 실 중의 폴리인산의 고온 표면 가수분해
US7888457B2 (en) * 2005-04-01 2011-02-15 E. I. Du Pont De Nemours And Company Process for removing phosphorous from a fiber or yarn

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5273703A (en) * 1992-08-13 1993-12-28 The Dow Chemical Company Process for post-spin finishing of polybenzoxazole fibers
US5292469A (en) * 1993-01-05 1994-03-08 The Dow Chemical Company Process for coagulation, washing and leaching of shaped polybenzazole articles
US5393478A (en) * 1993-08-20 1995-02-28 The Dow Chemical Company Process for coagulation and washing of polybenzazole fibers

Also Published As

Publication number Publication date
MX9702304A (es) 1997-06-28
CN1159836A (zh) 1997-09-17
WO1996010661A1 (en) 1996-04-11
EP0783603A1 (de) 1997-07-16
CA2199514A1 (en) 1996-04-11
EP0783603B1 (de) 1999-12-08
DE69513844D1 (de) 2000-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition