DE69125090D1 - Mehrstufige Polymerisation von Polybenzazolpolymeren - Google Patents

Mehrstufige Polymerisation von Polybenzazolpolymeren

Info

Publication number
DE69125090D1
DE69125090D1 DE69125090T DE69125090T DE69125090D1 DE 69125090 D1 DE69125090 D1 DE 69125090D1 DE 69125090 T DE69125090 T DE 69125090T DE 69125090 T DE69125090 T DE 69125090T DE 69125090 D1 DE69125090 D1 DE 69125090D1
Authority
DE
Germany
Prior art keywords
stage polymerization
polybenzazole polymers
polybenzazole
polymers
polymerization
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
DE69125090T
Other languages
English (en)
Other versions
DE69125090T2 (de
Inventor
Thomas Gregory
Carl W Hurtig
Harvey D Ledbetter
Kenneth J Quackenbush
Steven Rosenberg
Ying Hung So
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 US07/600,551 external-priority patent/US5194568A/en
Priority claimed from US07/663,332 external-priority patent/US5219981A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE69125090D1 publication Critical patent/DE69125090D1/de
Application granted granted Critical
Publication of DE69125090T2 publication Critical patent/DE69125090T2/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
    • 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
    • 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
    • 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

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)
DE69125090T 1990-10-19 1991-10-14 Mehrstufige Polymerisation von Polybenzazolpolymeren Expired - Fee Related DE69125090T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/600,551 US5194568A (en) 1990-10-19 1990-10-19 Staged polymerization of polybenzazole polymers
US07/663,332 US5219981A (en) 1991-03-01 1991-03-01 Semi-continuous process for synthesis of polybenzazole polymers

Publications (2)

Publication Number Publication Date
DE69125090D1 true DE69125090D1 (de) 1997-04-17
DE69125090T2 DE69125090T2 (de) 1997-09-25

Family

ID=27083634

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125090T Expired - Fee Related DE69125090T2 (de) 1990-10-19 1991-10-14 Mehrstufige Polymerisation von Polybenzazolpolymeren

Country Status (6)

Country Link
EP (1) EP0481402B1 (de)
JP (1) JP3123144B2 (de)
KR (1) KR920008111A (de)
CA (1) CA2053757A1 (de)
DE (1) DE69125090T2 (de)
IE (1) IE913660A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59602852D1 (de) * 1995-06-19 1999-09-30 Siemens Ag Verfahren zur Herstellung von Poly-o-hydroxyamiden
EP0761721B1 (de) * 1995-08-31 2001-02-28 Infineon Technologies AG Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE59606492D1 (de) * 1995-08-31 2001-04-05 Infineon Technologies Ag Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE59606488D1 (de) * 1995-08-31 2001-04-05 Infineon Technologies Ag Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE59606486D1 (de) * 1995-08-31 2001-04-05 Infineon Technologies Ag Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE59606657D1 (de) * 1995-08-31 2001-05-03 Infineon Technologies Ag Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
DE59607034D1 (de) * 1995-08-31 2001-07-12 Infineon Technologies Ag Verfahren zur Herstellung von Poly-o-hydroxyamiden und Poly-o-mercaptoamiden
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
DE60018533T2 (de) 1999-12-06 2006-04-13 Toyo Boseki K.K. Polybenzazol und Fasern daraus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225700A (en) * 1979-04-23 1980-09-30 Sri International Thermally stable rod-like polybenzobisthiazole polymers
US4772678A (en) * 1983-09-15 1988-09-20 Commtech International Management Corporation Liquid crystalline polymer compositions, process, and products

Also Published As

Publication number Publication date
EP0481402B1 (de) 1997-03-12
EP0481402A3 (en) 1993-04-28
CA2053757A1 (en) 1992-04-20
IE913660A1 (en) 1992-04-22
JPH05112639A (ja) 1993-05-07
JP3123144B2 (ja) 2001-01-09
DE69125090T2 (de) 1997-09-25
EP0481402A2 (de) 1992-04-22
KR920008111A (ko) 1992-05-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TOYOBO CO., LTD., OSAKA, JP

8339 Ceased/non-payment of the annual fee