DE69835075D1 - Verfahren zur Herstellung von Polybenzazol - Google Patents

Verfahren zur Herstellung von Polybenzazol

Info

Publication number
DE69835075D1
DE69835075D1 DE69835075T DE69835075T DE69835075D1 DE 69835075 D1 DE69835075 D1 DE 69835075D1 DE 69835075 T DE69835075 T DE 69835075T DE 69835075 T DE69835075 T DE 69835075T DE 69835075 D1 DE69835075 D1 DE 69835075D1
Authority
DE
Germany
Prior art keywords
polybenzazole
preparation
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 - Fee Related
Application number
DE69835075T
Other languages
English (en)
Other versions
DE69835075T2 (de
Inventor
Fuyuhiko Kubota
Masahiko Fukushima
Makiko Koyama
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
Application filed by Toyobo Co Ltd filed Critical Toyobo Co Ltd
Application granted granted Critical
Publication of DE69835075D1 publication Critical patent/DE69835075D1/de
Publication of DE69835075T2 publication Critical patent/DE69835075T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/32—Polythiazoles; Polythiadiazoles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/18—Polybenzimidazoles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/22—Polybenzoxazoles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
DE69835075T 1997-12-24 1998-12-23 Verfahren zur Herstellung von Polybenzazol Expired - Fee Related DE69835075T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35507897 1997-12-24
JP9355078A JPH11181093A (ja) 1997-12-24 1997-12-24 ポリベンズアゾールの製造方法

Publications (2)

Publication Number Publication Date
DE69835075D1 true DE69835075D1 (de) 2006-08-10
DE69835075T2 DE69835075T2 (de) 2007-01-04

Family

ID=18441816

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69835075T Expired - Fee Related DE69835075T2 (de) 1997-12-24 1998-12-23 Verfahren zur Herstellung von Polybenzazol

Country Status (4)

Country Link
US (1) US6169165B1 (de)
EP (1) EP0926186B1 (de)
JP (1) JPH11181093A (de)
DE (1) DE69835075T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001172238A (ja) 1999-12-17 2001-06-26 Toyobo Co Ltd 芳香族ジアミン／芳香族ジカルボン酸塩およびその製造方法
JP4180363B2 (ja) * 2002-01-31 2008-11-12 日本化学工業株式会社 リン酸第一鉄含水塩結晶、その製造方法及びリチウム鉄リン系複合酸化物の製造方法
CN100441615C (zh) * 2006-09-05 2008-12-10 东华大学 一种聚苯并噁唑薄膜的制备方法
EP2037039A1 (de) * 2007-09-12 2009-03-18 Teijin Aramid B.V. Papier mit Polybenzazol oder einem Vorläufer davon
US8420862B2 (en) * 2008-12-18 2013-04-16 E I Du Pont De Nemours And Company Process for the preparation of highly pure monomers for polybenzimidazole materials
CN110551284B (zh) * 2019-09-16 2022-01-14 浙江鼎龙科技股份有限公司 一种聚对苯撑苯并二噁唑纤维的制备方法
CN110592706A (zh) * 2019-09-16 2019-12-20 浙江鼎龙科技有限公司 一种聚对苯撑苯并二噁唑纤维的工业化生产方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4142021A (en) 1977-06-01 1979-02-27 Air Products And Chemicals, Inc. Oxygen barrier laminate films including a polyalkylene carbonate adhesive
SU1167183A1 (ru) * 1983-06-07 1985-07-15 Институт химии им.В.И.Никитина Способ получени @ 1,3-ди-(бензимидазолил)-4,6-диамино @ -бензола
JPH0621166B2 (ja) * 1987-05-31 1994-03-23 財団法人生産開発科学研究所 ポリベンズ（オキシまたはチオ）アゾ−ルの製造法
US5142021A (en) * 1990-10-19 1992-08-25 The Dow Chemical Company Use of reducing agents in polybenzazole synthesis
US5276128A (en) * 1991-10-22 1994-01-04 The Dow Chemical Company Salts of polybenzazole monomers and their use
US5552221A (en) * 1994-12-29 1996-09-03 The Dow Chemical Company Polybenzazole fibers having improved tensile strength retention
JPH09296041A (ja) * 1996-04-30 1997-11-18 Toyobo Co Ltd ポリベンズアゾールの製造方法

Also Published As

Publication number Publication date
DE69835075T2 (de) 2007-01-04
EP0926186B1 (de) 2006-06-28
JPH11181093A (ja) 1999-07-06
US6169165B1 (en) 2001-01-02
EP0926186A1 (de) 1999-06-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee