DE3367403D1 - Single stage production of improved high molecular weight polybenzimidazole - Google Patents

Single stage production of improved high molecular weight polybenzimidazole

Info

Publication number
DE3367403D1
DE3367403D1 DE8383304706T DE3367403T DE3367403D1 DE 3367403 D1 DE3367403 D1 DE 3367403D1 DE 8383304706 T DE8383304706 T DE 8383304706T DE 3367403 T DE3367403 T DE 3367403T DE 3367403 D1 DE3367403 D1 DE 3367403D1
Authority
DE
Germany
Prior art keywords
molecular weight
high molecular
single stage
improved high
stage production
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
Application number
DE8383304706T
Other languages
English (en)
Inventor
Eui W Choe
Anthony B Conciatori
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.)
Celanese Corp
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Application granted granted Critical
Publication of DE3367403D1 publication Critical patent/DE3367403D1/de
Expired 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
    • 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

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)
DE8383304706T 1982-08-17 1983-08-15 Single stage production of improved high molecular weight polybenzimidazole Expired DE3367403D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/409,008 US4431796A (en) 1982-08-17 1982-08-17 Single stage production of improved high molecular weight polybenzimidazole with organo silicon halide catalyst

Publications (1)

Publication Number Publication Date
DE3367403D1 true DE3367403D1 (en) 1986-12-11

Family

ID=23618683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383304706T Expired DE3367403D1 (en) 1982-08-17 1983-08-15 Single stage production of improved high molecular weight polybenzimidazole

Country Status (4)

Country Link
US (1) US4431796A (de)
EP (1) EP0103978B1 (de)
JP (1) JPS5949230A (de)
DE (1) DE3367403D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260365A (en) * 1982-09-17 1993-11-09 Dow Chemical Co Liquid crystalline polymer compositions, process, and products
US5374706A (en) * 1982-09-17 1994-12-20 The Dow Chemical Company Liquid crystalline polymer compositions process, and products
DE3400237A1 (de) * 1983-12-30 1985-07-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung aromatischer polyamide
JP3607004B2 (ja) * 1996-07-05 2005-01-05 クラリアント インターナショナル リミテッド ポリベンゾイミダゾール系化合物の溶液およびその製法
US6946015B2 (en) * 2003-06-26 2005-09-20 The Regents Of The University Of California Cross-linked polybenzimidazole membrane for gas separation
US6997971B1 (en) * 2004-07-28 2006-02-14 The Regents Of The University Of California Cross-linked polybenzimidazole membrane for gas separation
US7834130B2 (en) * 2007-02-22 2010-11-16 Pbi Performance Products, Inc. Process for the production of polybenzimidazole from a tetraminobiphenyl and an isophthalic acid
CN107417942B (zh) * 2017-08-15 2020-08-04 北京秦天科技集团有限公司 丁基咪唑鎓类共聚物材料及制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3433772A (en) * 1965-12-30 1969-03-18 Celanese Corp Process for preparing polybenzimidazoles
US3827904A (en) * 1973-02-28 1974-08-06 Us Air Force Thermal stabilization of polybenzimidazole fiber fabrics
US4312976A (en) * 1980-07-15 1982-01-26 Celanese Corporation Single-stage melt polymerization process for the production of high molecular weight polybenzimidazole

Also Published As

Publication number Publication date
JPS5949230A (ja) 1984-03-21
US4431796A (en) 1984-02-14
EP0103978A1 (de) 1984-03-28
EP0103978B1 (de) 1986-11-05

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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