DE69105507D1 - Herstellung von polybenzoxazol aus halogenierten polyamidanionen. - Google Patents

Herstellung von polybenzoxazol aus halogenierten polyamidanionen.

Info

Publication number
DE69105507D1
DE69105507D1 DE69105507T DE69105507T DE69105507D1 DE 69105507 D1 DE69105507 D1 DE 69105507D1 DE 69105507 T DE69105507 T DE 69105507T DE 69105507 T DE69105507 T DE 69105507T DE 69105507 D1 DE69105507 D1 DE 69105507D1
Authority
DE
Germany
Prior art keywords
polyamidanions
polybenzoxazole
halogenated
production
halogenated polyamidanions
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
DE69105507T
Other languages
English (en)
Other versions
DE69105507T2 (de
Inventor
Robert Burch
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority claimed from PCT/US1991/003942 external-priority patent/WO1992000341A1/en
Application granted granted Critical
Publication of DE69105507D1 publication Critical patent/DE69105507D1/de
Publication of DE69105507T2 publication Critical patent/DE69105507T2/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
DE69105507T 1990-06-28 1991-06-10 Herstellung von polybenzoxazol aus halogenierten polyamidanionen. Expired - Fee Related DE69105507T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/545,039 US5093436A (en) 1990-06-28 1990-06-28 Halogenated aromatic polyamide anion
PCT/US1991/003942 WO1992000341A1 (en) 1990-06-28 1991-06-10 Preparation of polybenzoxazoles from halogenated polyamide anions

Publications (2)

Publication Number Publication Date
DE69105507D1 true DE69105507D1 (de) 1995-01-12
DE69105507T2 DE69105507T2 (de) 1995-05-04

Family

ID=24174638

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69105507T Expired - Fee Related DE69105507T2 (de) 1990-06-28 1991-06-10 Herstellung von polybenzoxazol aus halogenierten polyamidanionen.

Country Status (4)

Country Link
US (1) US5093436A (de)
EP (1) EP0536285B1 (de)
JP (1) JPH05507957A (de)
DE (1) DE69105507T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202389A (en) * 1990-06-28 1993-04-13 E. I. Du Pont De Nemours And Company Preparation of polybenzoxazoles from halogenated polyamide anions
CN112824437B (zh) * 2019-11-20 2023-02-21 欧美新材料(浙江)有限公司 一种改性聚芳酰胺的制备方法及改性聚芳酰胺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785038A (en) * 1987-07-27 1988-11-15 E. I. Du Pont De Nemours And Company Solvent system for difficultly soluble polymers
US4824881A (en) * 1988-01-14 1989-04-25 E. I. Du Pont De Nemours And Company Method for making polyamide anion solutions

Also Published As

Publication number Publication date
JPH05507957A (ja) 1993-11-11
DE69105507T2 (de) 1995-05-04
EP0536285B1 (de) 1994-11-30
WO1992000341A2 (en) 1992-01-09
EP0536285A1 (de) 1993-04-14
WO1992000341A3 (en) 1992-02-06
US5093436A (en) 1992-03-03

Similar Documents

Publication Publication Date Title
FI915049A0 (fi) Automatiskt staengande tillslutare foer oeppning i en flexibel kyvett.
DE69106594D1 (de) Herstellung von Zitronensäure.
FI905896A (fi) Formningsgapsarrangemang i en dubbelviraformare av en pappersmaskin.
FI910856A (fi) Foerfarande foer reglering av stroemriktningar i en pappersmaskins inloppslaoda.
FI905959A (fi) Blaosnings- och konditioneringsanordning foer en omsvaengd cylindergrupp i torkningspartiet av en pappersmaskin.
FI912030A (fi) Utbyte av sikten i en kokare.
DE69105507D1 (de) Herstellung von polybenzoxazol aus halogenierten polyamidanionen.
FI923184A0 (fi) Nedisningsskydd i form av en belaeggning.
FI910657A0 (fi) Minskning av synligt ljus i en icke-synligt kemiskt ljus producerande anordning.
DE69206090T2 (de) Herstellung von Puzzles.
DE69101849T2 (de) Herstellung von Amiden.
FI913285A (fi) Svavelsubstituerade mevinsyraderivat.
FI912525A (fi) Enhet foer foerstaerkning av ljussignaler i optiska fibertransmissionslinjer.
DE69102284D1 (de) Beseitigung von dichlormethan.
DE69102195D1 (de) Herstellung von 3,3,3-Trifluorpropen-1.
DE69112032T2 (de) Herstellung von Ethern.
FI911532A (fi) Foerfarande foer minskning av detektheten i mycket tunna skikt.
FI900345A (fi) Vaermningsapparat foer uppvaermning av vaetskan i cisternen (tanken).
FI86235B (fi) Koppling foer att daempa felaotergivning i en mottagare av en radiotelefon.
FI903788A0 (fi) Skaerpningsstoed, hjaelpanordning foer skaerpning, slipstoed, skaerpningsanordning, 4 modeller i en ritning.
FI905598A0 (fi) Foerfarande foer bestaemning av ingediensinhalter av luftkrets i oenskad riktning.
FI903005A0 (fi) Turbulensgenerator i inloppslaodan av en pappersmaskin.
FI901880A0 (fi) Anordning avsedd foer maetning av en inhalerbar laekemedelsdos i pulverform.
FI901559A0 (fi) Foerfarande foer reglering av drifttillstaondet i en smaeltugn.
FI901366A0 (fi) Anordning foer tillvaratagande av lyftkraft i vaetska.

Legal Events

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